Merge branch 'master' into hotfix/rtlIssues

frontend/src/app/components/acceleration/acceleration-fees-graph/acceleration-fees-graph.component.html

@@ -0,0 +1,42 @@
+<app-indexing-progress *ngIf="!widget"></app-indexing-progress>
+
+<div [class.full-container]="!widget">
+  <div *ngIf="!widget" class="card-header mb-0 mb-md-4">
+    <div class="d-flex d-md-block align-items-baseline">
+      <span i18n="accelerator.acceleration-fees">Acceleration Fees</span>
+      <button class="btn p-0 pl-2" style="margin: 0 0 4px 0px" (click)="onSaveChart()">
+        <fa-icon [icon]="['fas', 'download']" [fixedWidth]="true"></fa-icon>
+      </button>
+    </div>  
+
+    <form [formGroup]="radioGroupForm" class="formRadioGroup" *ngIf="(statsObservable$ | async) as stats">
+      <div class="btn-group btn-group-toggle" name="radioBasic" [class]="{'disabled': isLoading}">
+        <label class="btn btn-primary btn-sm" [class.active]="radioGroupForm.get('dateSpan').value === '24h'">
+          <input type="radio" [value]="'24h'" fragment="24h" [routerLink]="['/graphs/acceleration/fees' | relativeUrl]" formControlName="dateSpan"> 24H
+        </label>
+        <label class="btn btn-primary btn-sm" [class.active]="radioGroupForm.get('dateSpan').value === '3d'">
+          <input type="radio" [value]="'3d'" fragment="3d" [routerLink]="['/graphs/acceleration/fees' | relativeUrl]" formControlName="dateSpan"> 3D
+        </label>
+        <label class="btn btn-primary btn-sm" [class.active]="radioGroupForm.get('dateSpan').value === '1w'">
+          <input type="radio" [value]="'1w'" fragment="1w" [routerLink]="['/graphs/acceleration/fees' | relativeUrl]" formControlName="dateSpan"> 1W
+        </label>
+        <label class="btn btn-primary btn-sm" [class.active]="radioGroupForm.get('dateSpan').value === '1m'">
+          <input type="radio" [value]="'1m'" fragment="1m" [routerLink]="['/graphs/acceleration/fees' | relativeUrl]" formControlName="dateSpan"> 1M
+        </label>
+      </div>
+    </form>
+  </div>
+
+  <div *ngIf="widget">
+    <div class="item">
+      <h5 class="card-title" i18n="acceleration.block-fees">Out-of-band Fees Per Block</h5>
+    </div>
+  </div>
+
+  <div [class.chart]="!widget" [class.chart-widget]="widget" echarts [initOpts]="chartInitOptions" [options]="chartOptions"
+    (chartInit)="onChartInit($event)">
+  </div>
+  <div class="text-center loadingGraphs" *ngIf="isLoading">
+    <div class="spinner-border text-light"></div>
+  </div>
+</div>

frontend/src/app/components/acceleration/acceleration-fees-graph/acceleration-fees-graph.component.scss

@@ -0,0 +1,74 @@
+.card-header {
+  border-bottom: 0;
+  font-size: 18px;
+  @media (min-width: 465px) {
+    font-size: 20px;
+  }
+  @media (min-width: 992px) {
+    height: 40px;
+  }
+}
+
+.main-title {
+  position: relative;
+  color: #ffffff91;
+  margin-top: -13px;
+  font-size: 10px;
+  text-transform: uppercase;
+  font-weight: 500;
+  text-align: center;
+  padding-bottom: 3px;
+}
+
+.full-container {
+  display: flex;
+  flex-direction: column;
+  padding: 0px 15px;
+  width: 100%;
+  height: calc(100vh - 250px);
+  @media (min-width: 992px) {
+    height: calc(100vh - 150px);
+  }
+}
+
+.chart {
+  display: flex;
+  flex: 1;
+  width: 100%;
+  padding-bottom: 20px;
+  padding-right: 10px;
+  @media (max-width: 992px) {
+    padding-bottom: 25px;
+  }
+  @media (max-width: 829px) {
+    padding-bottom: 50px;
+  }
+  @media (max-width: 767px) {
+    padding-bottom: 25px;
+  }
+  @media (max-width: 629px) {
+    padding-bottom: 55px;
+  }
+  @media (max-width: 567px) {
+    padding-bottom: 55px;
+  }
+}
+.chart-widget {
+  width: 100%;
+  height: 100%;
+  max-height: 290px;
+}
+
+h5 {
+  margin-bottom: 10px;
+}
+
+.card-title {
+  font-size: 1rem;
+  color: #4a68b9;
+}
+
+.disabled {
+  pointer-events: none;
+  opacity: 0.5;
+}

frontend/src/app/components/acceleration/acceleration-fees-graph/acceleration-fees-graph.component.ts

@@ -0,0 +1,390 @@
+import { ChangeDetectionStrategy, ChangeDetectorRef, Component, Inject, Input, LOCALE_ID, OnDestroy, OnInit } from '@angular/core';
+import { EChartsOption, graphic } from 'echarts';
+import { Observable, Subscription, combineLatest } from 'rxjs';
+import { map, max, startWith, switchMap, tap } from 'rxjs/operators';
+import { ApiService } from '../../../services/api.service';
+import { SeoService } from '../../../services/seo.service';
+import { formatNumber } from '@angular/common';
+import { UntypedFormBuilder, UntypedFormGroup } from '@angular/forms';
+import { download, formatterXAxis, formatterXAxisLabel, formatterXAxisTimeCategory } from '../../../shared/graphs.utils';
+import { StorageService } from '../../../services/storage.service';
+import { MiningService } from '../../../services/mining.service';
+import { ActivatedRoute } from '@angular/router';
+import { Acceleration } from '../../../interfaces/node-api.interface';
+
+@Component({
+  selector: 'app-acceleration-fees-graph',
+  templateUrl: './acceleration-fees-graph.component.html',
+  styleUrls: ['./acceleration-fees-graph.component.scss'],
+  styles: [`
+    .loadingGraphs {
+      position: absolute;
+      top: 50%;
+      left: calc(50% - 15px);
+      z-index: 100;
+    }
+  `],
+  changeDetection: ChangeDetectionStrategy.OnPush,
+})
+export class AccelerationFeesGraphComponent implements OnInit, OnDestroy {
+  @Input() widget: boolean = false;
+  @Input() right: number | string = 45;
+  @Input() left: number | string = 75;
+  @Input() accelerations$: Observable<Acceleration[]>;
+
+  miningWindowPreference: string;
+  radioGroupForm: UntypedFormGroup;
+
+  chartOptions: EChartsOption = {};
+  chartInitOptions = {
+    renderer: 'svg',
+  };
+
+  hrStatsObservable$: Observable<any>;
+  statsObservable$: Observable<any>;
+  statsSubscription: Subscription;
+  isLoading = true;
+  formatNumber = formatNumber;
+  timespan = '';
+  chartInstance: any = undefined;
+
+  currency: string;
+
+  constructor(
+    @Inject(LOCALE_ID) public locale: string,
+    private seoService: SeoService,
+    private apiService: ApiService,
+    private formBuilder: UntypedFormBuilder,
+    private storageService: StorageService,
+    private miningService: MiningService,
+    private route: ActivatedRoute,
+    private cd: ChangeDetectorRef,
+  ) {
+    this.radioGroupForm = this.formBuilder.group({ dateSpan: '1y' });
+    this.radioGroupForm.controls.dateSpan.setValue('1y');
+    this.currency = 'USD';
+  }
+
+  ngOnInit(): void {
+    this.seoService.setTitle($localize`:@@6c453b11fd7bd159ae30bc381f367bc736d86909:Acceleration Fees`);
+    this.isLoading = true;
+    if (this.widget) {
+      this.miningWindowPreference = '1m';
+      this.timespan = this.miningWindowPreference;
+
+      this.statsObservable$ = combineLatest([
+        (this.accelerations$ || this.apiService.getAccelerationHistory$({ timeframe: this.miningWindowPreference })),
+        this.apiService.getHistoricalBlockFees$(this.miningWindowPreference),
+      ]).pipe(
+        tap(([accelerations, blockFeesResponse]) => {
+          this.prepareChartOptions(accelerations, blockFeesResponse.body);
+        }),
+        map(([accelerations, blockFeesResponse]) => {
+          return {
+            avgFeesPaid: accelerations.filter(acc => acc.status === 'completed').reduce((total, acc) => total + acc.feePaid, 0) / accelerations.length
+          };
+        }),
+      );
+    } else {
+      this.miningWindowPreference = this.miningService.getDefaultTimespan('1w');
+      this.radioGroupForm = this.formBuilder.group({ dateSpan: this.miningWindowPreference });
+      this.radioGroupForm.controls.dateSpan.setValue(this.miningWindowPreference);
+      this.route.fragment.subscribe((fragment) => {
+        if (['24h', '3d', '1w', '1m'].indexOf(fragment) > -1) {
+          this.radioGroupForm.controls.dateSpan.setValue(fragment, { emitEvent: false });
+        }
+      });
+      this.statsObservable$ = combineLatest([
+        this.radioGroupForm.get('dateSpan').valueChanges.pipe(
+          startWith(this.radioGroupForm.controls.dateSpan.value),
+          switchMap((timespan) => {
+            this.isLoading = true;
+            this.storageService.setValue('miningWindowPreference', timespan);
+            this.timespan = timespan;
+            return this.apiService.getAccelerationHistory$({});
+          })
+        ),
+        this.radioGroupForm.get('dateSpan').valueChanges.pipe(
+          startWith(this.radioGroupForm.controls.dateSpan.value),
+          switchMap((timespan) => {
+            return this.apiService.getHistoricalBlockFees$(timespan);
+          })
+        )
+      ]).pipe(
+        tap(([accelerations, blockFeesResponse]) => {
+          this.prepareChartOptions(accelerations, blockFeesResponse.body);
+        })
+      );
+    }
+    this.statsSubscription = this.statsObservable$.subscribe(() => {
+      this.isLoading = false;
+      this.cd.markForCheck();
+    });
+  }
+
+  prepareChartOptions(accelerations, blockFees) {
+    let title: object;
+
+    const blockAccelerations = {};
+
+    for (const acceleration of accelerations) {
+      if (acceleration.status === 'completed') {
+        if (!blockAccelerations[acceleration.blockHeight]) {
+          blockAccelerations[acceleration.blockHeight] = [];
+        }
+        blockAccelerations[acceleration.blockHeight].push(acceleration);
+      }
+    }
+
+    let last = null;
+    let minValue = Infinity;
+    let maxValue = 0;
+    const data = [];
+    for (const val of blockFees) {
+      if (last == null) {
+        last = val.avgHeight;
+      }
+      let totalFeeDelta = 0;
+      let totalFeePaid = 0;
+      let totalCount = 0;
+      let blockCount = 0;
+      while (last <= val.avgHeight) {
+        blockCount++;
+        totalFeeDelta += (blockAccelerations[last] || []).reduce((total, acc) => total + acc.feeDelta, 0);
+        totalFeePaid += (blockAccelerations[last] || []).reduce((total, acc) => total + acc.feePaid, 0);
+        totalCount += (blockAccelerations[last] || []).length;
+        last++;
+      }
+      minValue = Math.min(minValue, val.avgFees);
+      maxValue = Math.max(maxValue, val.avgFees);
+      data.push({
+        ...val,
+        feeDelta: totalFeeDelta,
+        avgFeePaid: (totalFeePaid / blockCount),
+        accelerations: totalCount / blockCount,
+      });
+    }
+
+    this.chartOptions = {
+      title: title,
+      color: [
+        '#8F5FF6',
+        '#6b6b6b',
+      ],
+      animation: false,
+      grid: {
+        right: this.right,
+        left: this.left,
+        bottom: this.widget ? 30 : 80,
+        top: this.widget ? 20 : (this.isMobile() ? 10 : 50),
+      },
+      tooltip: {
+        show: !this.isMobile(),
+        trigger: 'axis',
+        axisPointer: {
+          type: 'line'
+        },
+        backgroundColor: 'rgba(17, 19, 31, 1)',
+        borderRadius: 4,
+        shadowColor: 'rgba(0, 0, 0, 0.5)',
+        textStyle: {
+          color: '#b1b1b1',
+          align: 'left',
+        },
+        borderColor: '#000',
+        formatter: function (data) {
+          if (data.length <= 0) {
+            return '';
+          }
+          let tooltip = `<b style="color: white; margin-left: 2px">
+            ${formatterXAxis(this.locale, this.timespan, parseInt(data[0].axisValue, 10))}</b><br>`;
+
+          for (const tick of data.reverse()) {
+            if (tick.data[1] >= 1_000_000) {
+              tooltip += `${tick.marker} ${tick.seriesName}: ${formatNumber(tick.data[1] / 100_000_000, this.locale, '1.0-3')} BTC<br>`;
+            } else {
+              tooltip += `${tick.marker} ${tick.seriesName}: ${formatNumber(tick.data[1], this.locale, '1.0-0')} sats<br>`;
+            }
+          }
+
+          if (['24h', '3d'].includes(this.timespan)) {
+            tooltip += `<small>` + $localize`At block: ${data[0].data[2]}` + `</small>`;
+          } else {
+            tooltip += `<small>` + $localize`Around block: ${data[0].data[2]}` + `</small>`;
+          }
+
+          return tooltip;
+        }.bind(this)
+      },
+      xAxis: data.length === 0 ? undefined :
+      {
+        name: this.widget ? undefined : formatterXAxisLabel(this.locale, this.timespan),
+        nameLocation: 'middle',
+        nameTextStyle: {
+          padding: [10, 0, 0, 0],
+        },
+        type: 'category',
+        boundaryGap: false,
+        axisLine: { onZero: true },
+        axisLabel: {
+          formatter: val => formatterXAxisTimeCategory(this.locale, this.timespan, parseInt(val, 10)),
+          align: 'center',
+          fontSize: 11,
+          lineHeight: 12,
+          hideOverlap: true,
+          padding: [0, 5],
+        },
+      },
+      legend: {
+        data: [
+          {
+            name: 'In-band fees per block',
+            inactiveColor: 'rgb(110, 112, 121)',
+            textStyle: {
+              color: 'white',
+            },
+            icon: 'roundRect',
+          },
+          {
+            name: 'Out-of-band fees per block',
+            inactiveColor: 'rgb(110, 112, 121)',
+            textStyle: {
+              color: 'white',
+            },
+            icon: 'roundRect',
+          },
+        ],
+        selected: {
+          'In-band fees per block': false,
+          'Out-of-band fees per block': true,
+        },
+        show: !this.widget,
+      },
+      yAxis: data.length === 0 ? undefined : [
+        {
+          type: 'value',
+          axisLabel: {
+            color: 'rgb(110, 112, 121)',
+            formatter: (val) => {
+              if (val >= 100_000) {
+                return `${(val / 100_000_000).toFixed(3)} BTC`;
+              } else {
+                return `${val} sats`;
+              }
+            }
+          },
+          splitLine: {
+            lineStyle: {
+              type: 'dotted',
+              color: '#ffffff66',
+              opacity: 0.25,
+            }
+          },
+        },
+        {
+          type: 'value',
+          position: 'right',
+          axisLabel: {
+            color: 'rgb(110, 112, 121)',
+            formatter: function(val) {
+              return `${val}`;
+            }.bind(this)
+          },
+          splitLine: {
+            show: false,
+          },
+        },
+      ],
+      series: data.length === 0 ? undefined : [
+        {
+          legendHoverLink: false,
+          zlevel: 1,
+          name: 'Out-of-band fees per block',
+          data: data.map(block =>  [block.timestamp * 1000, block.avgFeePaid, block.avgHeight]),
+          stack: 'Total',
+          type: 'bar',
+          barWidth: '100%',
+          large: true,
+        },
+        {
+          legendHoverLink: false,
+          zlevel: 0,
+          name: 'In-band fees per block',
+          data: data.map(block =>  [block.timestamp * 1000, block.avgFees, block.avgHeight]),
+          stack: 'Total',
+          type: 'bar',
+          barWidth: '100%',
+          large: true,
+        },
+      ],
+      dataZoom: (this.widget || data.length === 0 )? undefined : [{
+        type: 'inside',
+        realtime: true,
+        zoomLock: true,
+        maxSpan: 100,
+        minSpan: 5,
+        moveOnMouseMove: false,
+      }, {
+        showDetail: false,
+        show: true,
+        type: 'slider',
+        brushSelect: false,
+        realtime: true,
+        left: 20,
+        right: 15,
+        selectedDataBackground: {
+          lineStyle: {
+            color: '#fff',
+            opacity: 0.45,
+          },
+          areaStyle: {
+            opacity: 0,
+          }
+        },
+      }],
+      visualMap: {
+        type: 'continuous',
+        min: minValue,
+        max: maxValue,
+        dimension: 1,
+        seriesIndex: 1,
+        show: false,
+        inRange: {
+          color: ['#F4511E7f', '#FB8C007f', '#FFB3007f', '#FDD8357f', '#7CB3427f'].reverse() // Gradient color range
+        }
+      },
+    };
+  }
+
+  onChartInit(ec) {
+    this.chartInstance = ec;
+  }
+
+  isMobile() {
+    return (window.innerWidth <= 767.98);
+  }
+
+  onSaveChart() {
+    // @ts-ignore
+    const prevBottom = this.chartOptions.grid.bottom;
+    const now = new Date();
+    // @ts-ignore
+    this.chartOptions.grid.bottom = 40;
+    this.chartOptions.backgroundColor = '#11131f';
+    this.chartInstance.setOption(this.chartOptions);
+    download(this.chartInstance.getDataURL({
+      pixelRatio: 2,
+      excludeComponents: ['dataZoom'],
+    }), `acceleration-fees-${this.timespan}-${Math.round(now.getTime() / 1000)}.svg`);
+    // @ts-ignore
+    this.chartOptions.grid.bottom = prevBottom;
+    this.chartOptions.backgroundColor = 'none';
+    this.chartInstance.setOption(this.chartOptions);
+  }
+
+  ngOnDestroy(): void {
+    if (this.statsSubscription) {
+      this.statsSubscription.unsubscribe();
+    }
+  }
+}

frontend/src/app/components/acceleration/acceleration-stats/acceleration-stats.component.html

@@ -0,0 +1,53 @@
+<div class="stats-wrapper" *ngIf="accelerationStats$ | async as stats; else loading">
+  <div class="stats-container">
+    <div class="item">
+      <h5 class="card-title" i18n="address.transactions">Transactions</h5>
+      <div class="card-text">
+        <div>{{ stats.count }}</div>
+        <div class="symbol" i18n="accelerator.total-accelerated">accelerated</div>
+      </div>
+    </div>
+    <div class="item">
+      <h5 class="card-title" i18n="accelerator.out-of-band-fees">Out-of-band Fees</h5>
+      <div class="card-text">
+        <div>{{ stats.totalFeesPaid / 100_000_000 | amountShortener: 4 }} <span class="symbol" i18n="shared.btc|BTC">BTC</span></div>
+        <span class="fiat">
+          <app-fiat [value]="stats.totalFeesPaid"></app-fiat>
+        </span>
+      </div>
+    </div>
+    <div class="item">
+      <h5 class="card-title" i18n="accelerator.success-rate">Success rate</h5>
+      <div class="card-text">
+        <div>{{ stats.successRate.toFixed(2) }} %</div>
+        <div class="symbol" i18n="accelerator.mined-next-block">mined</div>
+      </div>
+    </div>
+  </div>
+</div>
+
+<ng-template #loading>
+  <div class="stats-container loading-container">
+    <div class="item">
+      <h5 class="card-title" i18n="address.transactions">Transactions</h5>
+      <div class="card-text">
+        <div class="skeleton-loader"></div>
+        <div class="skeleton-loader"></div>
+      </div>
+    </div>
+    <div class="item">
+      <h5 class="card-title" i18n="accelerator.out-of-band-fees">Out-of-band Fees</h5>
+      <div class="card-text">
+        <div class="skeleton-loader"></div>
+        <div class="skeleton-loader"></div>
+      </div>
+    </div>
+    <div class="item">
+      <h5 class="card-title" i18n="accelerator.success-rate">Success rate</h5>
+      <div class="card-text">
+        <div class="skeleton-loader"></div>
+        <div class="skeleton-loader"></div>
+      </div>
+    </div>
+  </div>
+</ng-template>

frontend/src/app/components/acceleration/acceleration-stats/acceleration-stats.component.scss

@@ -0,0 +1,88 @@
+.card-title {
+  color: #4a68b9;
+  font-size: 10px;
+  margin-bottom: 4px;  
+  font-size: 1rem;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.card-text {
+  font-size: 22px;
+  span {
+    font-size: 11px;
+    position: relative;
+    top: -2px;
+    display: inline-flex;
+  }
+  .green-color {
+    display: block;
+  }
+}
+
+.stats-container {
+  display: flex;
+  justify-content: space-between;
+  @media (min-width: 376px) {
+    flex-direction: row;
+  }  
+  .item {
+    max-width: 150px;
+    margin: 0;
+    width: -webkit-fill-available;
+    @media (min-width: 376px) {
+      margin: 0 auto 0px;
+    }    
+    &:first-child{
+      display: none;
+      @media (min-width: 485px) {
+        display: block;
+      }    
+      @media (min-width: 768px) {
+        display: none;
+      }    
+      @media (min-width: 992px) {
+        display: block;
+      }    
+    }
+    &:last-child {
+      margin-bottom: 0;
+    }
+    .card-text span {
+      color: #ffffff66;
+      font-size: 12px;
+      top: 0px;
+    }
+    .fee-text{
+      border-bottom: 1px solid #ffffff1c;
+      width: fit-content;
+      margin: auto;
+      line-height: 1.45;
+      padding: 0px 2px;
+    }
+    .fiat {
+      display: block;
+      font-size: 14px !important;
+    }
+  }
+}
+
+.loading-container{
+  min-height: 76px;
+}
+
+.card-text {
+  .skeleton-loader {
+    width: 100%;
+    display: block;
+    &:first-child {
+      max-width: 90px;
+      margin: 15px auto 3px;
+    }
+    &:last-child {
+      margin: 10px auto 3px;
+      max-width: 55px;
+    }
+  }
+}

frontend/src/app/components/acceleration/acceleration-stats/acceleration-stats.component.ts

@@ -0,0 +1,46 @@
+import { ChangeDetectionStrategy, Component, Input, OnInit } from '@angular/core';
+import { Observable, of } from 'rxjs';
+import { switchMap } from 'rxjs/operators';
+import { ApiService } from '../../../services/api.service';
+import { StateService } from '../../../services/state.service';
+import { Acceleration } from '../../../interfaces/node-api.interface';
+
+@Component({
+  selector: 'app-acceleration-stats',
+  templateUrl: './acceleration-stats.component.html',
+  styleUrls: ['./acceleration-stats.component.scss'],
+  changeDetection: ChangeDetectionStrategy.OnPush,
+})
+export class AccelerationStatsComponent implements OnInit {
+  @Input() timespan: '24h' | '1w' | '1m' = '24h';
+  @Input() accelerations$: Observable<Acceleration[]>;
+  public accelerationStats$: Observable<any>;
+
+  constructor(
+    private apiService: ApiService,
+    private stateService: StateService,
+  ) { }
+
+  ngOnInit(): void {
+    this.accelerationStats$ = this.accelerations$.pipe(
+      switchMap(accelerations => {
+        let totalFeesPaid = 0;
+        let totalSucceeded = 0;
+        let totalCanceled = 0;
+        for (const acceleration of accelerations) {
+          if (acceleration.status === 'completed') {
+            totalSucceeded++;
+            totalFeesPaid += acceleration.feePaid || 0;
+          } else if (acceleration.status === 'failed') {
+            totalCanceled++;
+          }
+        }
+        return of({
+          count: totalSucceeded,
+          totalFeesPaid,
+          successRate: (totalSucceeded + totalCanceled > 0) ? ((totalSucceeded / (totalSucceeded + totalCanceled)) * 100) : 0.0,
+        });
+      })
+    );
+  }
+}

frontend/src/app/components/acceleration/accelerations-list/accelerations-list.component.html

@@ -0,0 +1,91 @@
+<div class="container-xl" style="min-height: 335px" [class.widget]="widget" [class.full-height]="!widget">
+  <h1 *ngIf="!widget" class="float-left" i18n="master-page.blocks">Accelerations</h1>
+  <div *ngIf="!widget && isLoading" class="spinner-border ml-3" role="status"></div>
+
+  <div class="clearfix"></div>
+
+  <div style="min-height: 295px" *ngIf="accelerationList$ | async as accelerations">
+    <table *ngIf="!accelerations || accelerations.length; else noData" class="table table-borderless table-fixed">
+      <thead>
+        <th class="txid text-left" i18n="dashboard.latest-transactions.txid">TXID</th>
+        <ng-container *ngIf="pending">
+          <th class="fee-rate text-right" i18n="transaction.fee|Transaction fee">Fee Rate</th>
+          <th class="bid text-right" i18n="transaction.fee|Transaction fee">Acceleration Bid</th>
+          <th class="time text-right" i18n="accelerator.block">Requested</th>
+        </ng-container>
+        <ng-container *ngIf="!pending">
+          <th class="fee text-right" i18n="transaction.fee|Transaction fee">Out-of-band Fee</th>
+          <th class="block text-right" i18n="accelerator.block">Block</th>
+          <th class="status text-right" i18n="transaction.status|Transaction Status">Status</th>
+        </ng-container>
+      </thead>
+      <tbody *ngIf="accelerations; else skeleton" [style]="isLoading ? 'opacity: 0.75' : ''">
+        <tr *ngFor="let acceleration of accelerations; let i= index;">
+          <td class="txid text-left">
+            <a [routerLink]="['/tx' | relativeUrl, acceleration.txid]">
+              <app-truncate [text]="acceleration.txid" [lastChars]="5"></app-truncate>
+            </a>
+          </td>
+          <ng-container *ngIf="pending">
+            <td class="fee-rate text-right">
+              <app-fee-rate [fee]="acceleration.effectiveFee" [weight]="acceleration.effectiveVsize * 4"></app-fee-rate>
+            </td>
+            <td class="bid text-right">
+              {{ (acceleration.feeDelta) | number }} <span class="symbol" i18n="shared.sat|sat">sat</span>
+            </td>
+            <td class="time text-right">
+              <app-time kind="since" [time]="acceleration.added" [fastRender]="true"></app-time>
+            </td>
+          </ng-container>
+          <ng-container *ngIf="!pending">
+            <td *ngIf="acceleration.feePaid" class="fee text-right">
+              {{ (acceleration.feePaid) | number }} <span class="symbol" i18n="shared.sat|sat">sat</span>
+            </td>
+            <td *ngIf="!acceleration.feePaid" class="fee text-right">
+              ~
+            </td>
+            <td class="block text-right">
+              <a [routerLink]="['/block' | relativeUrl, acceleration.blockHeight]">{{ acceleration.blockHeight }}</a>
+            </td>
+            <td class="status text-right">
+              <span *ngIf="acceleration.status === 'accelerating'" class="badge badge-warning" i18n="transaction.rbf.mined">Pending</span>
+              <span *ngIf="acceleration.status === 'mined' || acceleration.status === 'completed'" class="badge badge-success" i18n="transaction.rbf.mined">Mined</span>
+              <span *ngIf="acceleration.status === 'failed'" class="badge badge-danger" i18n="accelerator.canceled">Canceled</span>
+            </td>
+          </ng-container>
+        </tr>
+      </tbody>
+      <ng-template #skeleton>
+        <tbody>
+          <tr *ngFor="let item of skeletonLines">
+            <td class="txid text-left">
+              <span class="skeleton-loader" style="max-width: 75px"></span>
+            </td>
+            <td class="fee text-right">
+              <span class="skeleton-loader" style="max-width: 75px"></span>
+            </td>
+            <td class="fee-delta text-right">
+              <span class="skeleton-loader" style="max-width: 75px"></span>
+            </td>
+            <td class="status text-right">
+              <span class="skeleton-loader" style="max-width: 75px"></span>
+            </td>
+          </tr>
+        </tbody>
+      </ng-template>
+    </table>
+
+    <ng-template [ngIf]="!widget">
+      <div class="clearfix"></div>
+      <br>
+    </ng-template>
+  </div>
+
+  <ng-template #noData>
+    <div class="no-data">
+      <span *ngIf="pending" i18n="accelerations.no-accelerations">There are no active accelerations</span>
+      <span *ngIf="!pending" i18n="accelerations.no-accelerations">There are no recent accelerations</span>
+    </div>
+  </ng-template>
+  
+</div>

frontend/src/app/components/acceleration/accelerations-list/accelerations-list.component.scss

@@ -0,0 +1,125 @@
+.spinner-border {
+  height: 25px;
+  width: 25px;
+  margin-top: 13px;
+}
+
+.container-xl {
+  max-width: 1400px;
+}
+.container-xl.widget {
+  padding-left: 0px;
+  padding-bottom: 0px;
+}
+.container-xl.legacy {
+  max-width: 1140px;
+}
+
+.container {
+  max-width: 100%;
+}
+
+tr, td, th {
+  border: 0px;
+  padding-top: 0.65rem !important;
+  padding-bottom: 0.8rem !important;
+
+  .difference {
+    margin-left: 0.5em;
+
+    &.positive {
+      color: rgb(66, 183, 71);
+    }
+    &.negative {
+      color: rgb(183, 66, 66);
+    }
+  }
+}
+
+.clear-link {
+  color: white;
+}
+
+.disabled {
+  pointer-events: none;
+  opacity: 0.5;
+}
+
+.progress {
+  background-color: #2d3348;
+}
+
+.txid {
+  width: 25%;
+  @media (max-width: 1100px) {
+    padding-right: 10px;
+  }
+  @media (max-width: 875px) {
+    display: none;
+  }
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+  max-width: 30%;
+}
+
+.fee {
+  width: 35%;
+}
+
+.block {
+  width: 20%;
+}
+
+.bid {
+  width: 30%;
+}
+
+.time {
+  width: 25%;
+}
+
+.status {
+  width: 20%
+}
+
+/* Tooltip text */
+.tooltip-custom {
+  position: relative; 
+}
+
+.tooltip-custom .tooltiptext {
+  visibility: hidden;
+  color: #fff;
+  text-align: center;
+  padding: 5px 0;
+  border-radius: 6px;
+  position: absolute;
+  z-index: 1;
+  top: -40px;
+  left: 0;
+}
+
+/* Show the tooltip text when you mouse over the tooltip container */
+.tooltip-custom:hover .tooltiptext {
+  visibility: visible;
+}
+
+.scriptmessage {
+  overflow: hidden;
+	display: inline-block;
+	text-overflow: ellipsis;
+	vertical-align: middle;
+	max-width: 50vw;
+  text-align: left;
+}
+
+.no-data {
+  color: rgba(255, 255, 255, 0.4);
+  display: flex;
+  height: 280px;
+  width: 100%;
+  flex-direction: row;
+  align-items: center;
+  justify-content: center;
+}

frontend/src/app/components/acceleration/accelerations-list/accelerations-list.component.ts

@@ -0,0 +1,71 @@
+import { Component, OnInit, ChangeDetectionStrategy, Input, ChangeDetectorRef } from '@angular/core';
+import { Observable, catchError, of, switchMap, tap } from 'rxjs';
+import { Acceleration, BlockExtended } from '../../../interfaces/node-api.interface';
+import { ApiService } from '../../../services/api.service';
+import { StateService } from '../../../services/state.service';
+import { WebsocketService } from '../../../services/websocket.service';
+
+@Component({
+  selector: 'app-accelerations-list',
+  templateUrl: './accelerations-list.component.html',
+  styleUrls: ['./accelerations-list.component.scss'],
+  changeDetection: ChangeDetectionStrategy.OnPush,
+})
+export class AccelerationsListComponent implements OnInit {
+  @Input() widget: boolean = false;
+  @Input() pending: boolean = false;
+  @Input() accelerations$: Observable<Acceleration[]>;
+
+  accelerationList$: Observable<Acceleration[]> = undefined;
+
+  isLoading = true;
+  paginationMaxSize: number;
+  page = 1;
+  lastPage = 1;
+  maxSize = window.innerWidth <= 767.98 ? 3 : 5;
+  skeletonLines: number[] = [];
+
+  constructor(
+    private apiService: ApiService,
+    private websocketService: WebsocketService,
+    public stateService: StateService,
+    private cd: ChangeDetectorRef,
+  ) {
+  }
+
+  ngOnInit(): void {
+    if (!this.widget) {
+      this.websocketService.want(['blocks']);
+    }
+
+    this.skeletonLines = this.widget === true ? [...Array(6).keys()] : [...Array(15).keys()];
+    this.paginationMaxSize = window.matchMedia('(max-width: 670px)').matches ? 3 : 5;
+
+    const accelerationObservable$ = this.accelerations$ || (this.pending ? this.apiService.getAccelerations$() : this.apiService.getAccelerationHistory$({ timeframe: '1m' }));
+    this.accelerationList$ = accelerationObservable$.pipe(
+      switchMap(accelerations => {
+        if (this.pending) {
+          for (const acceleration of accelerations) {
+            acceleration.status = acceleration.status || 'accelerating';
+          }
+        }
+        if (this.widget) {
+          return of(accelerations.slice(-6).reverse());
+        } else {
+          return of(accelerations.reverse());
+        }
+      }),
+      catchError((err) => {
+        this.isLoading = false;
+        return of([]);
+      }),
+      tap(() => {
+        this.isLoading = false;
+      })
+    );
+  }
+
+  trackByBlock(index: number, block: BlockExtended): number {
+    return block.height;
+  }
+}

frontend/src/app/components/acceleration/accelerator-dashboard/accelerator-dashboard.component.html

@@ -0,0 +1,93 @@
+<app-indexing-progress></app-indexing-progress>
+
+<div class="container-xl dashboard-container">
+
+  <div class="row row-cols-1 row-cols-md-2">
+
+    <!-- pending stats -->
+    <div class="col">
+      <div class="main-title">
+        <span [attr.data-cy]="'pending-accelerations'" i18n="accelerator.pending-accelerations">Active accelerations</span>
+      </div>
+      <div class="card-wrapper">
+        <div class="card">
+          <div class="card-body more-padding">
+            <app-pending-stats [accelerations$]="pendingAccelerations$"></app-pending-stats>
+          </div>
+        </div>
+      </div>
+    </div>
+
+    <!-- 1m stats -->
+    <div class="col">
+      <div class="main-title">
+        <span [attr.data-cy]="'acceleration-stats'" i18n="accelerator.acceleration-stats">Acceleration stats</span>&nbsp;
+        <span style="font-size: xx-small" i18n="mining.144-blocks">(1 month)</span>
+      </div>
+      <div class="card-wrapper">
+        <div class="card">
+          <div class="card-body more-padding">
+            <app-acceleration-stats timespan="1m" [accelerations$]="minedAccelerations$"></app-acceleration-stats>
+          </div>
+        </div>
+      </div>
+    </div>
+
+    <!-- Next block visualization -->
+    <div class="col" style="margin-bottom: 1.47rem">
+      <div class="card">
+        <div class="card-body pl-lg-3 pr-lg-3 pl-2 pr-2">
+          <div class="mempool-block-wrapper">
+            <app-mempool-block-overview [index]="0" [overrideColors]="getAcceleratorColor"></app-mempool-block-overview>
+          </div>
+        </div>
+      </div>
+    </div>
+
+    <!-- acceleration fees graph -->
+    <div class="col" style="margin-bottom: 1.47rem">
+      <div class="card graph-card">
+        <div class="card-body pl-2 pr-2">
+          <app-acceleration-fees-graph [attr.data-cy]="'acceleration-fees'" [widget]=true [accelerations$]="accelerations$"></app-acceleration-fees-graph>
+          <div class="mt-1"><a [attr.data-cy]="'acceleration-fees-view-more'" [routerLink]="['/graphs/acceleration/fees' | relativeUrl]" i18n="dashboard.view-more">View more &raquo;</a></div>
+        </div>
+      </div>
+    </div>
+
+    <!-- Avg block fees graph -->
+    <!-- <div class="col" style="margin-bottom: 1.47rem">
+      <div class="card">
+        <div class="card-body pl-lg-3 pr-lg-3 pl-2 pr-2">
+          <app-block-fee-rates-graph [attr.data-cy]="'hashrate-graph'" [widget]="true"></app-block-fee-rates-graph>
+          <div class="mt-1"><a [routerLink]="['/graphs/mining/block-fee-rates' | relativeUrl]" fragment="1m" i18n="dashboard.view-more">View more &raquo;</a></div>
+        </div>
+      </div>
+    </div> -->
+
+    <!-- Recent Accelerations List -->
+    <div class="col">
+      <div class="card list-card">
+        <div class="card-body">
+          <div class="title-link">
+            <h5 class="card-title d-inline" i18n="dashboard.recent-accelerations">Active Accelerations</h5>
+          </div>
+          <app-accelerations-list [attr.data-cy]="'pending-accelerations'" [widget]=true [pending]="true" [accelerations$]="pendingAccelerations$"></app-accelerations-list>
+        </div>
+      </div>
+    </div>
+
+    <!-- Confirmed List -->
+    <div class="col">
+      <div class="card list-card">
+        <div class="card-body">
+          <a class="title-link" href="" [routerLink]="['/acceleration-list' | relativeUrl]">
+            <h5 class="card-title d-inline" i18n="dashboard.recent-accelerations">Recent Accelerations</h5>
+            <span>&nbsp;</span>
+            <fa-icon [icon]="['fas', 'external-link-alt']" [fixedWidth]="true" style="vertical-align: 'text-top'; font-size: 13px; color: #4a68b9"></fa-icon>
+          </a>
+          <app-accelerations-list [attr.data-cy]="'recent-accelerations'" [widget]=true [accelerations$]="minedAccelerations$"></app-accelerations-list>
+        </div>
+      </div>
+    </div>
+  </div>
+</div>

frontend/src/app/components/acceleration/accelerator-dashboard/accelerator-dashboard.component.scss

@@ -0,0 +1,148 @@
+.dashboard-container {
+  text-align: center;
+  margin-top: 0.5rem;
+  .col {
+    margin-bottom: 1.5rem;
+  }
+}
+
+.card {
+  background-color: #1d1f31;
+}
+
+.graph-card {
+  height: 100%;
+  @media (min-width: 992px) {
+    height: 385px;
+  }
+}
+
+.card-title {
+  font-size: 1rem;
+  color: #4a68b9;
+}
+.card-title > a {
+  color: #4a68b9;
+}
+
+.card-body.pool-ranking {
+  padding: 1.25rem 0.25rem 0.75rem 0.25rem;
+}
+.card-text {
+  font-size: 22px;
+}
+
+#blockchain-container {
+  position: relative;
+  overflow-x: scroll;
+  overflow-y: hidden;
+  scrollbar-width: none;
+  -ms-overflow-style: none;
+}
+
+#blockchain-container::-webkit-scrollbar {
+  display: none;
+}
+
+.fade-border {
+  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 80%, transparent 100%)
+}
+
+.main-title {
+  position: relative;
+  color: #ffffff91;
+  margin-top: -13px;
+  font-size: 10px;
+  text-transform: uppercase;
+  font-weight: 500;
+  text-align: center;
+  padding-bottom: 3px;
+}
+
+.more-padding {
+  padding: 24px 20px !important;
+}
+
+.card-wrapper {
+  .card {
+    height: auto !important;
+  }
+  .card-body {
+    display: flex;
+    flex: inherit;
+    text-align: center;
+    flex-direction: column;
+    justify-content: space-around;
+    padding: 22px 20px;
+  }
+}
+
+.skeleton-loader {
+  width: 100%;
+  display: block;
+  &:first-child {
+    max-width: 90px;
+    margin: 15px auto 3px;
+  }
+  &:last-child {
+    margin: 10px auto 3px;
+    max-width: 55px;
+  }
+}
+
+.card-text {
+  font-size: 22px;
+}
+
+.title-link, .title-link:hover, .title-link:focus, .title-link:active {
+  display: block;
+  margin-bottom: 10px;
+  text-decoration: none;
+  color: inherit;
+}
+
+.lastest-blocks-table {
+  width: 100%;
+  text-align: left;
+  tr, td, th {
+    border: 0px;
+    padding-top: 0.65rem !important;
+    padding-bottom: 0.8rem !important;
+  }
+  .table-cell-height {
+    width: 25%;
+  }
+  .table-cell-fee {
+    width: 25%;
+    text-align: right;
+  }
+  .table-cell-pool {
+    text-align: left;
+    width: 30%;
+
+    @media (max-width: 875px) {
+      display: none;
+    }
+
+    .pool-name {
+      margin-left: 1em;
+    }
+  }
+  .table-cell-acceleration-count {
+    text-align: right;
+    width: 20%;
+  }
+}
+
+.card {
+  height: 385px;
+}
+.list-card {
+  height: 410px;
+}
+
+.mempool-block-wrapper {
+  max-height: 380px;
+  max-width: 380px;
+  margin: auto;
+}

frontend/src/app/components/acceleration/accelerator-dashboard/accelerator-dashboard.component.ts

@@ -0,0 +1,122 @@
+import { ChangeDetectionStrategy, Component, OnInit } from '@angular/core';
+import { SeoService } from '../../../services/seo.service';
+import { WebsocketService } from '../../../services/websocket.service';
+import { Acceleration, BlockExtended } from '../../../interfaces/node-api.interface';
+import { StateService } from '../../../services/state.service';
+import { Observable, Subject, catchError, combineLatest, distinctUntilChanged, interval, map, of, share, startWith, switchMap, tap } from 'rxjs';
+import { ApiService } from '../../../services/api.service';
+import { Color } from '../../block-overview-graph/sprite-types';
+import { hexToColor } from '../../block-overview-graph/utils';
+import TxView from '../../block-overview-graph/tx-view';
+import { feeLevels, mempoolFeeColors } from '../../../app.constants';
+
+const acceleratedColor: Color = hexToColor('8F5FF6');
+const normalColors = mempoolFeeColors.map(hex => hexToColor(hex + '5F'));
+
+interface AccelerationBlock extends BlockExtended {
+  accelerationCount: number,
+}
+
+@Component({
+  selector: 'app-accelerator-dashboard',
+  templateUrl: './accelerator-dashboard.component.html',
+  styleUrls: ['./accelerator-dashboard.component.scss'],
+  changeDetection: ChangeDetectionStrategy.OnPush,
+})
+export class AcceleratorDashboardComponent implements OnInit {
+  blocks$: Observable<AccelerationBlock[]>;
+  accelerations$: Observable<Acceleration[]>;
+  pendingAccelerations$: Observable<Acceleration[]>;
+  minedAccelerations$: Observable<Acceleration[]>;
+  loadingBlocks: boolean = true;
+
+  constructor(
+    private seoService: SeoService,
+    private websocketService: WebsocketService,
+    private apiService: ApiService,
+    private stateService: StateService,
+  ) {
+    this.seoService.setTitle($localize`:@@a681a4e2011bb28157689dbaa387de0dd0aa0c11:Accelerator Dashboard`);
+  }
+
+  ngOnInit(): void {
+    this.websocketService.want(['blocks', 'mempool-blocks', 'stats']);
+
+    this.pendingAccelerations$ = interval(30000).pipe(
+      startWith(true),
+      switchMap(() => {
+        return this.apiService.getAccelerations$();
+      }),
+      catchError((e) => {
+        return of([]);
+      }),
+      share(),
+    );
+
+    this.accelerations$ = this.stateService.chainTip$.pipe(
+      distinctUntilChanged(),
+      switchMap((chainTip) => {
+        return this.apiService.getAccelerationHistory$({ timeframe: '1m' });
+      }),
+      catchError((e) => {
+        return of([]);
+      }),
+      share(),
+    );
+
+    this.minedAccelerations$ = this.accelerations$.pipe(
+      map(accelerations => {
+        return accelerations.filter(acc => ['mined', 'completed'].includes(acc.status))
+      })
+    );
+
+    this.blocks$ = combineLatest([
+      this.accelerations$,
+      this.stateService.blocks$.pipe(
+        switchMap((blocks) => {
+          if (this.stateService.env.MINING_DASHBOARD === true) {
+            for (const block of blocks) {
+              // @ts-ignore: Need to add an extra field for the template
+              block.extras.pool.logo = `/resources/mining-pools/` +
+                block.extras.pool.name.toLowerCase().replace(' ', '').replace('.', '') + '.svg';
+            }
+          }
+          return of(blocks as AccelerationBlock[]);
+        }),
+        tap(() => {
+          this.loadingBlocks = false;
+        })
+      )
+    ]).pipe(
+      switchMap(([accelerations, blocks]) => {
+        const blockMap = {};
+        for (const block of blocks) {
+          blockMap[block.id] = block;
+        }
+        const accelerationsByBlock: { [ hash: string ]: Acceleration[] } = {};
+        for (const acceleration of accelerations) {
+          if (['mined', 'completed'].includes(acceleration.status) && acceleration.pools.includes(blockMap[acceleration.blockHash]?.extras.pool.id)) {
+            if (!accelerationsByBlock[acceleration.blockHash]) {
+              accelerationsByBlock[acceleration.blockHash] = [];
+            }
+            accelerationsByBlock[acceleration.blockHash].push(acceleration);
+          }
+        }
+        return of(blocks.slice(0, 6).map(block => {
+          block.accelerationCount = (accelerationsByBlock[block.id] || []).length;
+          return block;
+        }));
+      })
+    );
+  }
+
+  getAcceleratorColor(tx: TxView): Color {
+    if (tx.status === 'accelerated' || tx.acc) {
+      return acceleratedColor;
+    } else {
+      const rate = tx.fee / tx.vsize; // color by simple single-tx fee rate
+      const feeLevelIndex = feeLevels.findIndex((feeLvl) => Math.max(1, rate) < feeLvl) - 1;
+      return normalColors[feeLevelIndex] || normalColors[mempoolFeeColors.length - 1];
+    }
+  }
+}

frontend/src/app/components/acceleration/pending-stats/pending-stats.component.html

@@ -0,0 +1,53 @@
+<div class="stats-wrapper" *ngIf="accelerationStats$ | async as stats; else loading">
+  <div class="stats-container">
+    <div class="item">
+      <h5 class="card-title" i18n="address.transactions">Transactions</h5>
+      <div class="card-text">
+        <div>{{ stats.count }}</div>
+        <div class="symbol" i18n="accelerator.total-accelerated">accelerated</div>
+      </div>
+    </div>
+    <div class="item">
+      <h5 class="card-title" i18n="accelerator.average-max-bid">Avg Max Bid</h5>
+      <div class="card-text">
+        <div>{{ stats.avgFeeDelta / 100_000_000 | amountShortener: 4 }} <span class="symbol" i18n="shared.btc|BTC">BTC</span></div>
+        <span class="fiat">
+          <app-fiat [value]="stats.avgFeeDelta"></app-fiat>
+        </span>
+      </div>
+    </div>
+    <div class="item">
+      <h5 class="card-title" i18n="accelerator.total-vsize">Total vsize</h5>
+      <div class="card-text">
+        <div [innerHTML]="'&lrm;' + (stats.totalVsize * 4 | vbytes: 2)"></div>
+        <div class="symbol">{{ (stats.totalVsize / 1_000_000 * 100).toFixed(2) }}% <span i18n="accelerator.percent-of-next-block"> of next block</span></div>
+      </div>
+    </div>
+  </div>
+</div>
+
+<ng-template #loading>
+  <div class="stats-container loading-container">
+    <div class="item">
+      <h5 class="card-title" i18n="address.transactions">Transactions</h5>
+      <div class="card-text">
+        <div class="skeleton-loader"></div>
+        <div class="skeleton-loader"></div>
+      </div>
+    </div>
+    <div class="item">
+      <h5 class="card-title" i18n="accelerator.average-max-bid">Avg Max Bid</h5>
+      <div class="card-text">
+        <div class="skeleton-loader"></div>
+        <div class="skeleton-loader"></div>
+      </div>
+    </div>
+    <div class="item">
+      <h5 class="card-title" i18n="accelerator.total-vsize">Total vsize</h5>
+      <div class="card-text">
+        <div class="skeleton-loader"></div>
+        <div class="skeleton-loader"></div>
+      </div>
+    </div>
+  </div>
+</ng-template>

frontend/src/app/components/acceleration/pending-stats/pending-stats.component.scss

@@ -0,0 +1,88 @@
+.card-title {
+  color: #4a68b9;
+  font-size: 10px;
+  margin-bottom: 4px;  
+  font-size: 1rem;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.card-text {
+  font-size: 22px;
+  span {
+    font-size: 11px;
+    position: relative;
+    top: -2px;
+    display: inline-flex;
+  }
+  .green-color {
+    display: block;
+  }
+}
+
+.stats-container {
+  display: flex;
+  justify-content: space-between;
+  @media (min-width: 376px) {
+    flex-direction: row;
+  }  
+  .item {
+    max-width: 150px;
+    margin: 0;
+    width: -webkit-fill-available;
+    @media (min-width: 376px) {
+      margin: 0 auto 0px;
+    }    
+    &:first-child{
+      display: none;
+      @media (min-width: 485px) {
+        display: block;
+      }    
+      @media (min-width: 768px) {
+        display: none;
+      }    
+      @media (min-width: 992px) {
+        display: block;
+      }    
+    }
+    &:last-child {
+      margin-bottom: 0;
+    }
+    .card-text span {
+      color: #ffffff66;
+      font-size: 12px;
+      top: 0px;
+    }
+    .fee-text{
+      border-bottom: 1px solid #ffffff1c;
+      width: fit-content;
+      margin: auto;
+      line-height: 1.45;
+      padding: 0px 2px;
+    }
+    .fiat {
+      display: block;
+      font-size: 14px !important;
+    }
+  }
+}
+
+.loading-container{
+  min-height: 76px;
+}
+
+.card-text {
+  .skeleton-loader {
+    width: 100%;
+    display: block;
+    &:first-child {
+      max-width: 90px;
+      margin: 15px auto 3px;
+    }
+    &:last-child {
+      margin: 10px auto 3px;
+      max-width: 55px;
+    }
+  }
+}

frontend/src/app/components/acceleration/pending-stats/pending-stats.component.ts

@@ -0,0 +1,41 @@
+import { ChangeDetectionStrategy, Component, Input, OnInit } from '@angular/core';
+import { Observable, of } from 'rxjs';
+import { switchMap } from 'rxjs/operators';
+import { ApiService } from '../../../services/api.service';
+import { Acceleration } from '../../../interfaces/node-api.interface';
+
+@Component({
+  selector: 'app-pending-stats',
+  templateUrl: './pending-stats.component.html',
+  styleUrls: ['./pending-stats.component.scss'],
+  changeDetection: ChangeDetectionStrategy.OnPush,
+})
+export class PendingStatsComponent implements OnInit {
+  @Input() accelerations$: Observable<Acceleration[]>;
+  public accelerationStats$: Observable<any>;
+
+  constructor(
+    private apiService: ApiService,
+  ) { }
+
+  ngOnInit(): void {
+    this.accelerationStats$ = (this.accelerations$ || this.apiService.getAccelerations$()).pipe(
+      switchMap(accelerations => {
+        let totalAccelerations = 0;
+        let totalFeeDelta = 0;
+        let totalVsize = 0;
+        for (const acceleration of accelerations) {
+          totalAccelerations++;
+          totalFeeDelta += acceleration.feeDelta || 0;
+          totalVsize += acceleration.effectiveVsize || 0;
+        }
+        return of({
+          count: totalAccelerations,
+          totalFeeDelta,
+          avgFeeDelta: totalAccelerations ? totalFeeDelta / totalAccelerations : 0,
+          totalVsize,
+        });
+      })
+    );
+  }
+}

frontend/src/app/components/block-fee-rates-graph/block-fee-rates-graph.component.html

@@ -1,7 +1,7 @@
-<app-indexing-progress></app-indexing-progress>
+<app-indexing-progress *ngIf="!widget"></app-indexing-progress>
 
-<div class="full-container">
+<div [class.full-container]="!widget">
-  <div class="card-header mb-0 mb-md-4">
+  <div *ngIf="!widget" class="card-header mb-0 mb-md-4">
     <div class="d-flex d-md-block align-items-baseline">
       <span i18n="mining.block-fee-rates">Block Fee Rates</span>
       <button class="btn p-0 pl-2" style="margin: 0 0 4px 0px" (click)="onSaveChart()">
@@ -45,7 +45,24 @@
     </form>
   </div>
 
-  <div class="chart" echarts [initOpts]="chartInitOptions" [options]="chartOptions"
+  <div *ngIf="widget">
+    <div class="block-fee-rates">
+      <div class="item" *ngIf="(hrStatsObservable$ | async) as stats; else loadingHrStats">
+        <h5 class="card-title" i18n="mining.avg-block-fee-24h">Avg Block Fee (24h)</h5>
+        <p class="card-text">
+          <app-fee-rate [fee]="stats.avgMedianRate"></app-fee-rate>
+        </p>
+      </div>
+      <div class="item" *ngIf="(statsObservable$ | async) as stats; else loadingStats">
+        <h5 class="card-title" i18n="mining.avg-block-fee-1m">Avg Block Fee (1m)</h5>
+        <p class="card-text">
+          <app-fee-rate [fee]="stats.avgMedianRate"></app-fee-rate>
+        </p>
+      </div>
+    </div>
+  </div>
+
+  <div [class.chart]="!widget" [class.chart-widget]="widget" echarts [initOpts]="chartInitOptions" [options]="chartOptions"
     (chartInit)="onChartInit($event)">
   </div>
   <div class="text-center loadingGraphs" *ngIf="isLoading">
@@ -53,3 +70,20 @@
   </div>
 
 </div>
+
+<ng-template #loadingHrStats>
+  <div class="item">
+    <h5 class="card-title" i18n="mining.avg-block-fee-24h">Avg Block Fee (24h)</h5>
+    <p class="card-text">
+      <span class="skeleton-loader skeleton-loader-big"></span>
+    </p>
+  </div>
+</ng-template>
+<ng-template #loadingStats>
+  <div class="item">
+    <h5 class="card-title" i18n="mining.avg-block-fee-1m">Avg Block Fee (1m)</h5>
+    <p class="card-text">
+      <span class="skeleton-loader skeleton-loader-big"></span>
+    </p>
+  </div>
+</ng-template>

frontend/src/app/components/block-fee-rates-graph/block-fee-rates-graph.component.scss

@@ -57,7 +57,54 @@
 .chart-widget {
   width: 100%;
   height: 100%;
-  max-height: 270px;
+  max-height: 238px;
+}
+
+.block-fee-rates {
+  min-height: 56px;
+  display: block;
+  @media (min-width: 485px) {
+    display: flex;
+    flex-direction: row;
+  }
+  h5 {
+    margin-bottom: 10px;
+  }
+  .item {
+    width: 50%;
+    display: inline-block;
+    margin: 0px auto 20px;
+    &:nth-child(2) {
+      order: 2;
+      @media (min-width: 485px) {
+        order: 3;
+      }
+    }
+    &:nth-child(3) {
+      order: 3;
+      @media (min-width: 485px) {
+        order: 2;
+        display: block;
+      }
+      @media (min-width: 768px) {
+        display: none;
+      }
+      @media (min-width: 992px) {
+        display: block;
+      }
+    }
+    .card-title {
+      font-size: 1rem;
+      color: #4a68b9;
+    }
+    .card-text {
+      font-size: 18px;
+      span {
+        color: #ffffff66;
+        font-size: 12px;
+      }
+    }
+  }
 }
 
 .formRadioGroup {
@@ -85,6 +132,13 @@
   }
 }
 
+.skeleton-loader {
+  width: 100%;
+  display: block;
+  max-width: 80px;
+  margin: 15px auto 3px;
+}
+
 .disabled {
   pointer-events: none;
   opacity: 0.5;

frontend/src/app/components/block-fee-rates-graph/block-fee-rates-graph.component.ts

@@ -1,6 +1,6 @@
-import { ChangeDetectionStrategy, Component, Inject, Input, LOCALE_ID, NgZone, OnInit } from '@angular/core';
+import { ChangeDetectionStrategy, ChangeDetectorRef, Component, Inject, Input, LOCALE_ID, NgZone, OnInit } from '@angular/core';
-import { EChartsOption } from '../../graphs/echarts';
+import { EChartsOption, graphic } from 'echarts';
-import { Observable, Subscription, combineLatest } from 'rxjs';
+import { Observable, combineLatest, of } from 'rxjs';
 import { map, share, startWith, switchMap, tap } from 'rxjs/operators';
 import { ApiService } from '../../services/api.service';
 import { SeoService } from '../../services/seo.service';
@@ -29,6 +29,7 @@ import { ActivatedRoute, Router } from '@angular/router';
   changeDetection: ChangeDetectionStrategy.OnPush,
 })
 export class BlockFeeRatesGraphComponent implements OnInit {
+  @Input() widget = false;
   @Input() right: number | string = 45;
   @Input() left: number | string = 75;
 
@@ -40,6 +41,7 @@ export class BlockFeeRatesGraphComponent implements OnInit {
     renderer: 'svg',
   };
 
+  hrStatsObservable$: Observable<any>;
   statsObservable$: Observable<any>;
   isLoading = true;
   formatNumber = formatNumber;
@@ -57,18 +59,24 @@ export class BlockFeeRatesGraphComponent implements OnInit {
     private router: Router,
     private zone: NgZone,
     private route: ActivatedRoute,
+    private cd: ChangeDetectorRef,
   ) {
     this.radioGroupForm = this.formBuilder.group({ dateSpan: '1y' });
     this.radioGroupForm.controls.dateSpan.setValue('1y');
   }
 
   ngOnInit(): void {
+    if (this.widget) {
+      this.miningWindowPreference = '1m';
+    } else {
       this.seoService.setTitle($localize`:@@ed8e33059967f554ff06b4f5b6049c465b92d9b3:Block Fee Rates`);
       this.seoService.setDescription($localize`:@@meta.description.bitcoin.graphs.block-fee-rates:See Bitcoin feerates visualized over time, including minimum and maximum feerates per block along with feerates at various percentiles.`);
       this.miningWindowPreference = this.miningService.getDefaultTimespan('24h');
+    }
     this.radioGroupForm = this.formBuilder.group({ dateSpan: this.miningWindowPreference });
     this.radioGroupForm.controls.dateSpan.setValue(this.miningWindowPreference);
 
+    if (!this.widget) {
       this.route
         .fragment
         .subscribe((fragment) => {
@@ -76,20 +84,36 @@ export class BlockFeeRatesGraphComponent implements OnInit {
             this.radioGroupForm.controls.dateSpan.setValue(fragment, { emitEvent: false });
           }
         });
+    }
+
+    this.hrStatsObservable$ = combineLatest([
+      this.apiService.getHistoricalBlockFeeRates$('24h'),
+      this.stateService.rateUnits$
+    ]).pipe(
+      map(([response, rateUnits]) => {
+        return {
+          blockCount: parseInt(response.headers.get('x-total-count'), 10),
+          avgMedianRate: response.body.length ? response.body.reduce((acc, rate) => acc + rate.avgFee_50, 0) / response.body.length : 0,
+        };
+      }),
+      share(),
+    );
 
     this.statsObservable$ = combineLatest([
-        this.radioGroupForm.get('dateSpan').valueChanges.pipe(startWith(this.radioGroupForm.controls.dateSpan.value)),
+        this.widget ? of(this.miningWindowPreference) : this.radioGroupForm.get('dateSpan').valueChanges.pipe(startWith(this.radioGroupForm.controls.dateSpan.value)),
         this.stateService.rateUnits$
     ]).pipe(
         switchMap(([timespan, rateUnits]) => {
+          if (!this.widget) {
             this.storageService.setValue('miningWindowPreference', timespan);
+          }
           this.timespan = timespan;
           this.isLoading = true;
           return this.apiService.getHistoricalBlockFeeRates$(timespan)
             .pipe(
               tap((response) => {
                 // Group by percentile
-                const seriesData = {
+                const seriesData = this.widget ? { 'Median': [] } : {
                   'Min': [],
                   '10th': [],
                   '25th': [],
@@ -100,6 +124,9 @@ export class BlockFeeRatesGraphComponent implements OnInit {
                 };
                 for (const rate of response.body) {
                   const timestamp = rate.timestamp * 1000;
+                  if (this.widget) {
+                    seriesData['Median'].push([timestamp, rate.avgFee_50, rate.avgHeight]);
+                  } else {
                     seriesData['Min'].push([timestamp, rate.avgFee_0, rate.avgHeight]);
                     seriesData['10th'].push([timestamp, rate.avgFee_10, rate.avgHeight]);
                     seriesData['25th'].push([timestamp, rate.avgFee_25, rate.avgHeight]);
@@ -108,6 +135,7 @@ export class BlockFeeRatesGraphComponent implements OnInit {
                     seriesData['90th'].push([timestamp, rate.avgFee_90, rate.avgHeight]);
                     seriesData['Max'].push([timestamp, rate.avgFee_100, rate.avgHeight]);
                   }
+                }
 
                 // Prepare chart
                 const series = [];
@@ -135,15 +163,42 @@ export class BlockFeeRatesGraphComponent implements OnInit {
                   });
                 }
 
+                if (this.widget) {
+                  let maResolution = 30;
+                  const medianMa = [];
+                  for (let i = maResolution - 1; i < seriesData['Median'].length; ++i) {
+                    let avg = 0;
+                    for (let y = maResolution - 1; y >= 0; --y) {
+                      avg += seriesData['Median'][i - y][1];
+                    }
+                    avg /= maResolution;
+                    medianMa.push([seriesData['Median'][i][0], avg, seriesData['Median'][i][2]]);
+                  }
+                  series.push({
+                    zlevel: 1,
+                    name: 'Moving average',
+                    data: medianMa,
+                    type: 'line',
+                    showSymbol: false,
+                    symbol: 'none',
+                    lineStyle: {
+                      width: 3,
+                    }
+                  });
+                }
+
                 this.prepareChartOptions({
                   legends: legends,
                   series: series
                 }, rateUnits === 'wu');
+
                 this.isLoading = false;
+                this.cd.markForCheck();
               }),
               map((response) => {
                 return {
                   blockCount: parseInt(response.headers.get('x-total-count'), 10),
+                  avgMedianRate: response.body.length ? response.body.reduce((acc, rate) => acc + rate.avgFee_50, 0) / response.body.length : 0,
                 };
               }),
             );
@@ -154,13 +209,19 @@ export class BlockFeeRatesGraphComponent implements OnInit {
 
   prepareChartOptions(data, weightMode) {
     this.chartOptions = {
-      color: ['#D81B60', '#8E24AA', '#1E88E5', '#7CB342', '#FDD835', '#6D4C41', '#546E7A'],
+      color: this.widget ? ['#6b6b6b', new graphic.LinearGradient(0, 0, 0, 0.65, [
+        { offset: 0, color: '#F4511E' },
+        { offset: 0.25, color: '#FB8C00' },
+        { offset: 0.5, color: '#FFB300' },
+        { offset: 0.75, color: '#FDD835' },
+        { offset: 1, color: '#7CB342' }
+      ])] : ['#D81B60', '#8E24AA', '#1E88E5', '#7CB342', '#FDD835', '#6D4C41', '#546E7A'],
       animation: false,
       grid: {
         right: this.right,
         left: this.left,
-        bottom: 80,
+        bottom: this.widget ? 30 : 80,
-        top: this.isMobile() ? 10 : 50,
+        top: this.widget ? 20 : (this.isMobile() ? 10 : 50),
       },
       tooltip: {
         show: !this.isMobile(),
@@ -184,9 +245,9 @@ export class BlockFeeRatesGraphComponent implements OnInit {
 
           for (const rate of data.reverse()) {
             if (weightMode) {
-              tooltip += `${rate.marker} ${rate.seriesName}: ${rate.data[1] / 4} sats/WU<br>`;
+              tooltip += `${rate.marker} ${rate.seriesName}: ${(rate.data[1] / 4).toFixed(2)} sats/WU<br>`;
             } else {
-              tooltip += `${rate.marker} ${rate.seriesName}: ${rate.data[1]} sats/vByte<br>`;
+              tooltip += `${rate.marker} ${rate.seriesName}: ${rate.data[1].toFixed(2)} sats/vByte<br>`;
             }
           }
 
@@ -201,7 +262,7 @@ export class BlockFeeRatesGraphComponent implements OnInit {
       },
       xAxis: data.series.length === 0 ? undefined :
       {
-        name: formatterXAxisLabel(this.locale, this.timespan),
+        name: this.widget ? undefined : formatterXAxisLabel(this.locale, this.timespan),
         nameLocation: 'middle',
         nameTextStyle: {
           padding: [10, 0, 0, 0],
@@ -218,7 +279,7 @@ export class BlockFeeRatesGraphComponent implements OnInit {
           padding: [0, 5],
         },
       },
-      legend: (data.series.length === 0) ? undefined : {
+      legend: (this.widget || data.series.length === 0) ? undefined : {
         padding: [10, 75],
         data: data.legends,
         selected: JSON.parse(this.storageService.getValue('fee_rates_legend')) ?? {
@@ -256,7 +317,7 @@ export class BlockFeeRatesGraphComponent implements OnInit {
         max: (val) => this.timespan === 'all' ? Math.min(val.max, 5000) : undefined,
       },
       series: data.series,
-      dataZoom: [{
+      dataZoom: this.widget ? null : [{
         type: 'inside',
         realtime: true,
         zoomLock: true,

frontend/src/app/components/block-overview-graph/block-overview-graph.component.ts

@@ -4,7 +4,7 @@ import { FastVertexArray } from './fast-vertex-array';
 import BlockScene from './block-scene';
 import TxSprite from './tx-sprite';
 import TxView from './tx-view';
-import { Position } from './sprite-types';
+import { Color, Position } from './sprite-types';
 import { Price } from '../../services/price.service';
 import { StateService } from '../../services/state.service';
 import { Subscription } from 'rxjs';
@@ -27,6 +27,7 @@ export class BlockOverviewGraphComponent implements AfterViewInit, OnDestroy, On
   @Input() unavailable: boolean = false;
   @Input() auditHighlighting: boolean = false;
   @Input() blockConversion: Price;
+  @Input() overrideColors: ((tx: TxView) => Color) | null = null;
   @Output() txClickEvent = new EventEmitter<{ tx: TransactionStripped, keyModifier: boolean}>();
   @Output() txHoverEvent = new EventEmitter<string>();
   @Output() readyEvent = new EventEmitter();
@@ -91,6 +92,9 @@ export class BlockOverviewGraphComponent implements AfterViewInit, OnDestroy, On
     if (changes.auditHighlighting) {
       this.setHighlightingEnabled(this.auditHighlighting);
     }
+    if (changes.overrideColor) {
+      this.scene.setColorFunction(this.overrideColors);
+    }
   }
 
   ngOnDestroy(): void {
@@ -228,7 +232,8 @@ export class BlockOverviewGraphComponent implements AfterViewInit, OnDestroy, On
     } else {
       this.scene = new BlockScene({ width: this.displayWidth, height: this.displayHeight, resolution: this.resolution,
         blockLimit: this.blockLimit, orientation: this.orientation, flip: this.flip, vertexArray: this.vertexArray,
-        highlighting: this.auditHighlighting, animationDuration: this.animationDuration, animationOffset: this.animationOffset });
+        highlighting: this.auditHighlighting, animationDuration: this.animationDuration, animationOffset: this.animationOffset,
+        colorFunction: this.overrideColors });
       this.start();
     }
   }

frontend/src/app/components/block-overview-graph/block-scene.ts

@@ -1,12 +1,26 @@
 import { FastVertexArray } from './fast-vertex-array';
 import TxView from './tx-view';
 import { TransactionStripped } from '../../interfaces/websocket.interface';
-import { Position, Square, ViewUpdateParams } from './sprite-types';
+import { Color, Position, Square, ViewUpdateParams } from './sprite-types';
+import { feeLevels, mempoolFeeColors } from '../../app.constants';
+import { darken, desaturate, hexToColor } from './utils';
+
+const feeColors = mempoolFeeColors.map(hexToColor);
+const auditFeeColors = feeColors.map((color) => darken(desaturate(color, 0.3), 0.9));
+const marginalFeeColors = feeColors.map((color) => darken(desaturate(color, 0.8), 1.1));
+const auditColors = {
+  censored: hexToColor('f344df'),
+  missing: darken(desaturate(hexToColor('f344df'), 0.3), 0.7),
+  added: hexToColor('0099ff'),
+  selected: darken(desaturate(hexToColor('0099ff'), 0.3), 0.7),
+  accelerated: hexToColor('8F5FF6'),
+};
 
 export default class BlockScene {
   scene: { count: number, offset: { x: number, y: number}};
   vertexArray: FastVertexArray;
   txs: { [key: string]: TxView };
+  getColor: ((tx: TxView) => Color) = defaultColorFunction;
   orientation: string;
   flip: boolean;
   animationDuration: number = 1000;
@@ -26,11 +40,11 @@ export default class BlockScene {
   animateUntil = 0;
   dirty: boolean;
 
-  constructor({ width, height, resolution, blockLimit, animationDuration, animationOffset, orientation, flip, vertexArray, highlighting }:
+  constructor({ width, height, resolution, blockLimit, animationDuration, animationOffset, orientation, flip, vertexArray, highlighting, colorFunction }:
       { width: number, height: number, resolution: number, blockLimit: number, animationDuration: number, animationOffset: number,
-        orientation: string, flip: boolean, vertexArray: FastVertexArray, highlighting: boolean }
+        orientation: string, flip: boolean, vertexArray: FastVertexArray, highlighting: boolean, colorFunction: ((tx: TxView) => Color) | null }
   ) {
-    this.init({ width, height, resolution, blockLimit, animationDuration, animationOffset, orientation, flip, vertexArray, highlighting });
+    this.init({ width, height, resolution, blockLimit, animationDuration, animationOffset, orientation, flip, vertexArray, highlighting, colorFunction });
   }
 
   resize({ width = this.width, height = this.height, animate = true }: { width?: number, height?: number, animate: boolean }): void {
@@ -63,6 +77,14 @@ export default class BlockScene {
     }
   }
 
+  setColorFunction(colorFunction: ((tx: TxView) => Color) | null): void {
+    this.getColor = colorFunction;
+    this.dirty = true;
+    if (this.initialised && this.scene) {
+      this.updateColors(performance.now(), 50);
+    }
+  }
+
   // Destroy the current layout and clean up graphics sprites without any exit animation
   destroy(): void {
     Object.values(this.txs).forEach(tx => tx.destroy());
@@ -86,7 +108,7 @@ export default class BlockScene {
       this.applyTxUpdate(txView, {
         display: {
           position: txView.screenPosition,
-          color: txView.getColor()
+          color: this.getColor(txView)
         },
         duration: 0
       });
@@ -217,9 +239,9 @@ export default class BlockScene {
     this.animateUntil = Math.max(this.animateUntil, tx.setHighlight(value));
   }
 
-  private init({ width, height, resolution, blockLimit, animationDuration, animationOffset, orientation, flip, vertexArray, highlighting }:
+  private init({ width, height, resolution, blockLimit, animationDuration, animationOffset, orientation, flip, vertexArray, highlighting, colorFunction }:
       { width: number, height: number, resolution: number, blockLimit: number, animationDuration: number, animationOffset: number,
-        orientation: string, flip: boolean, vertexArray: FastVertexArray, highlighting: boolean }
+        orientation: string, flip: boolean, vertexArray: FastVertexArray, highlighting: boolean, colorFunction: ((tx: TxView) => Color) | null }
   ): void {
     this.animationDuration = animationDuration || 1000;
     this.configAnimationOffset = animationOffset;
@@ -228,6 +250,7 @@ export default class BlockScene {
     this.flip = flip;
     this.vertexArray = vertexArray;
     this.highlightingEnabled = highlighting;
+    this.getColor = colorFunction || defaultColorFunction;
 
     this.scene = {
       count: 0,
@@ -261,9 +284,23 @@ export default class BlockScene {
     }
   }
 
+  private updateColor(tx: TxView, startTime: number, delay: number, animate: boolean = true, duration: number = 500): void {
+    if (tx.dirty || this.dirty) {
+      const txColor = this.getColor(tx);
+      this.applyTxUpdate(tx, {
+        display: {
+          color: txColor,
+        },
+        start: startTime,
+        delay,
+        duration: animate ? duration : 0,
+      });
+    }
+  }
+
   private setTxOnScreen(tx: TxView, startTime: number, delay: number = 50, direction: string = 'left', animate: boolean = true): void {
     if (!tx.initialised) {
-      const txColor = tx.getColor();
+      const txColor = this.getColor(tx);
       this.applyTxUpdate(tx, {
         display: {
           position: {
@@ -321,6 +358,15 @@ export default class BlockScene {
     this.dirty = false;
   }
 
+  private updateColors(startTime: number, delay: number = 50, animate: boolean = true, duration: number = 500): void {
+    const ids = this.getTxList();
+    startTime = startTime || performance.now();
+    for (const id of ids) {
+      this.updateColor(this.txs[id], startTime, delay, animate, duration);
+    }
+    this.dirty = false;
+  }
+
   private remove(id: string, startTime: number, direction: string = 'left'): TxView | void {
     const tx = this.txs[id];
     if (tx) {
@@ -858,3 +904,48 @@ class BlockLayout {
 function feeRateDescending(a: TxView, b: TxView) {
   return b.feerate - a.feerate;
 }
+
+function defaultColorFunction(tx: TxView): Color {
+  const rate = tx.fee / tx.vsize; // color by simple single-tx fee rate
+  const feeLevelIndex = feeLevels.findIndex((feeLvl) => Math.max(1, rate) < feeLvl) - 1;
+  const feeLevelColor = feeColors[feeLevelIndex] || feeColors[mempoolFeeColors.length - 1];
+  // Normal mode
+  if (!tx.scene?.highlightingEnabled) {
+    if (tx.acc) {
+      return auditColors.accelerated;
+    } else {
+      return feeLevelColor;
+    }
+    return feeLevelColor;
+  }
+  // Block audit
+  switch(tx.status) {
+    case 'censored':
+      return auditColors.censored;
+    case 'missing':
+    case 'sigop':
+    case 'rbf':
+      return marginalFeeColors[feeLevelIndex] || marginalFeeColors[mempoolFeeColors.length - 1];
+    case 'fresh':
+    case 'freshcpfp':
+      return auditColors.missing;
+    case 'added':
+      return auditColors.added;
+    case 'selected':
+      return marginalFeeColors[feeLevelIndex] || marginalFeeColors[mempoolFeeColors.length - 1];
+    case 'accelerated':
+      return auditColors.accelerated;
+    case 'found':
+      if (tx.context === 'projected') {
+        return auditFeeColors[feeLevelIndex] || auditFeeColors[mempoolFeeColors.length - 1];
+      } else {
+        return feeLevelColor;
+      }
+    default:
+      if (tx.acc) {
+        return auditColors.accelerated;
+      } else {
+        return feeLevelColor;
+      }
+  }
+}

frontend/src/app/components/block-overview-graph/tx-view.ts

@@ -2,24 +2,13 @@ import TxSprite from './tx-sprite';
 import { FastVertexArray } from './fast-vertex-array';
 import { TransactionStripped } from '../../interfaces/websocket.interface';
 import { SpriteUpdateParams, Square, Color, ViewUpdateParams } from './sprite-types';
-import { feeLevels, mempoolFeeColors } from '../../app.constants';
+import { hexToColor } from './utils';
 import BlockScene from './block-scene';
 
 const hoverTransitionTime = 300;
 const defaultHoverColor = hexToColor('1bd8f4');
 const defaultHighlightColor = hexToColor('800080');
 
-const feeColors = mempoolFeeColors.map(hexToColor);
-const auditFeeColors = feeColors.map((color) => darken(desaturate(color, 0.3), 0.9));
-const marginalFeeColors = feeColors.map((color) => darken(desaturate(color, 0.8), 1.1));
-const auditColors = {
-  censored: hexToColor('f344df'),
-  missing: darken(desaturate(hexToColor('f344df'), 0.3), 0.7),
-  added: hexToColor('0099ff'),
-  selected: darken(desaturate(hexToColor('0099ff'), 0.3), 0.7),
-  accelerated: hexToColor('8F5FF6'),
-};
-
 // convert from this class's update format to TxSprite's update format
 function toSpriteUpdate(params: ViewUpdateParams): SpriteUpdateParams {
   return {
@@ -195,77 +184,4 @@ export default class TxView implements TransactionStripped {
     this.dirty = false;
     return performance.now() + hoverTransitionTime;
   }
-
-  getColor(): Color {
-    const rate = this.fee / this.vsize; // color by simple single-tx fee rate
-    const feeLevelIndex = feeLevels.findIndex((feeLvl) => Math.max(1, rate) < feeLvl) - 1;
-    const feeLevelColor = feeColors[feeLevelIndex] || feeColors[mempoolFeeColors.length - 1];
-    // Normal mode
-    if (!this.scene?.highlightingEnabled) {
-      if (this.acc) {
-        return auditColors.accelerated;
-      } else {
-        return feeLevelColor;
-      }
-      return feeLevelColor;
-    }
-    // Block audit
-    switch(this.status) {
-      case 'censored':
-        return auditColors.censored;
-      case 'missing':
-      case 'sigop':
-      case 'rbf':
-        return marginalFeeColors[feeLevelIndex] || marginalFeeColors[mempoolFeeColors.length - 1];
-      case 'fresh':
-      case 'freshcpfp':
-        return auditColors.missing;
-      case 'added':
-        return auditColors.added;
-      case 'selected':
-        return marginalFeeColors[feeLevelIndex] || marginalFeeColors[mempoolFeeColors.length - 1];
-      case 'accelerated':
-        return auditColors.accelerated;
-      case 'found':
-        if (this.context === 'projected') {
-          return auditFeeColors[feeLevelIndex] || auditFeeColors[mempoolFeeColors.length - 1];
-        } else {
-          return feeLevelColor;
-        }
-      default:
-        if (this.acc) {
-          return auditColors.accelerated;
-        } else {
-          return feeLevelColor;
-        }
-    }
-  }
-}
-
-function hexToColor(hex: string): Color {
-  return {
-    r: parseInt(hex.slice(0, 2), 16) / 255,
-    g: parseInt(hex.slice(2, 4), 16) / 255,
-    b: parseInt(hex.slice(4, 6), 16) / 255,
-    a: 1
-  };
-}
-
-function desaturate(color: Color, amount: number): Color {
-  const gray = (color.r + color.g + color.b) / 6;
-  return {
-    r: color.r + ((gray - color.r) * amount),
-    g: color.g + ((gray - color.g) * amount),
-    b: color.b + ((gray - color.b) * amount),
-    a: color.a,
-  };
-}
-
-function darken(color: Color, amount: number): Color {
-  return {
-    r: color.r * amount,
-    g: color.g * amount,
-    b: color.b * amount,
-    a: color.a,
-  }
 }

frontend/src/app/components/block-overview-graph/utils.ts

@@ -0,0 +1,29 @@
+import { Color } from './sprite-types';
+
+export function hexToColor(hex: string): Color {
+  return {
+    r: parseInt(hex.slice(0, 2), 16) / 255,
+    g: parseInt(hex.slice(2, 4), 16) / 255,
+    b: parseInt(hex.slice(4, 6), 16) / 255,
+    a: hex.length > 6 ? parseInt(hex.slice(6, 8), 16) / 255 : 1
+  };
+}
+
+export function desaturate(color: Color, amount: number): Color {
+  const gray = (color.r + color.g + color.b) / 6;
+  return {
+    r: color.r + ((gray - color.r) * amount),
+    g: color.g + ((gray - color.g) * amount),
+    b: color.b + ((gray - color.b) * amount),
+    a: color.a,
+  };
+}
+
+export function darken(color: Color, amount: number): Color {
+  return {
+    r: color.r * amount,
+    g: color.g * amount,
+    b: color.b * amount,
+    a: color.a,
+  }
+}

frontend/src/app/components/blockchain-blocks/blockchain-blocks.component.ts

@@ -79,7 +79,7 @@ export class BlockchainBlocksComponent implements OnInit, OnChanges, OnDestroy {
   }
 
   enabledMiningInfoIfNeeded(url) {
-    this.showMiningInfo = url.indexOf('/mining') !== -1;
+    this.showMiningInfo = url.includes('/mining') || url.includes('/acceleration');
     this.cd.markForCheck(); // Need to update the view asap
   }
 

frontend/src/app/components/mempool-block-overview/mempool-block-overview.component.html

@@ -5,5 +5,6 @@
   [blockLimit]="stateService.blockVSize"
   [orientation]="timeLtr ? 'right' : 'left'"
   [flip]="true"
+  [overrideColors]="overrideColors"
   (txClickEvent)="onTxClick($event)"
 ></app-block-overview-graph>

frontend/src/app/components/mempool-block-overview/mempool-block-overview.component.ts

@@ -8,6 +8,8 @@ import { switchMap, filter } from 'rxjs/operators';
 import { WebsocketService } from '../../services/websocket.service';
 import { RelativeUrlPipe } from '../../shared/pipes/relative-url/relative-url.pipe';
 import { Router } from '@angular/router';
+import { Color } from '../block-overview-graph/sprite-types';
+import TxView from '../block-overview-graph/tx-view';
 
 @Component({
   selector: 'app-mempool-block-overview',
@@ -16,6 +18,7 @@ import { Router } from '@angular/router';
 })
 export class MempoolBlockOverviewComponent implements OnInit, OnDestroy, OnChanges, AfterViewInit {
   @Input() index: number;
+  @Input() overrideColors: ((tx: TxView) => Color) | null = null;
   @Output() txPreviewEvent = new EventEmitter<TransactionStripped | void>();
 
   @ViewChild('blockGraph') blockGraph: BlockOverviewGraphComponent;

frontend/src/app/components/mempool-blocks/mempool-blocks.component.ts

@@ -90,7 +90,7 @@ export class MempoolBlocksComponent implements OnInit, OnChanges, OnDestroy {
   ) { }
 
   enabledMiningInfoIfNeeded(url) {
-    this.showMiningInfo = url.indexOf('/mining') !== -1;
+    this.showMiningInfo = url.includes('/mining') || url.includes('/acceleration');
     this.cd.markForCheck(); // Need to update the view asap
   }
 

frontend/src/app/graphs/graphs.module.ts

@@ -3,6 +3,7 @@ import { NgxEchartsModule } from 'ngx-echarts';
 import { GraphsRoutingModule } from './graphs.routing.module';
 import { SharedModule } from '../shared/shared.module';
 
+import { AccelerationFeesGraphComponent } from '../components/acceleration/acceleration-fees-graph/acceleration-fees-graph.component';
 import { BlockFeesGraphComponent } from '../components/block-fees-graph/block-fees-graph.component';
 import { BlockRewardsGraphComponent } from '../components/block-rewards-graph/block-rewards-graph.component';
 import { BlockFeeRatesGraphComponent } from '../components/block-fee-rates-graph/block-fee-rates-graph.component';
@@ -19,6 +20,7 @@ import { PoolComponent } from '../components/pool/pool.component';
 import { TelevisionComponent } from '../components/television/television.component';
 import { DashboardComponent } from '../dashboard/dashboard.component';
 import { MiningDashboardComponent } from '../components/mining-dashboard/mining-dashboard.component';
+import { AcceleratorDashboardComponent } from '../components/acceleration/accelerator-dashboard/accelerator-dashboard.component';
 import { HashrateChartComponent } from '../components/hashrate-chart/hashrate-chart.component';
 import { HashrateChartPoolsComponent } from '../components/hashrates-chart-pools/hashrate-chart-pools.component';
 import { BlockHealthGraphComponent } from '../components/block-health-graph/block-health-graph.component';
@@ -30,12 +32,14 @@ import { CommonModule } from '@angular/common';
     MempoolBlockComponent,
 
     MiningDashboardComponent,
+    AcceleratorDashboardComponent,
     PoolComponent,
     PoolRankingComponent,
     TelevisionComponent,
 
     StatisticsComponent,
     GraphsComponent,
+    AccelerationFeesGraphComponent,
     BlockFeesGraphComponent,
     BlockRewardsGraphComponent,
     BlockFeeRatesGraphComponent,

frontend/src/app/graphs/graphs.routing.module.ts

@@ -10,12 +10,15 @@ import { HashrateChartComponent } from '../components/hashrate-chart/hashrate-ch
 import { HashrateChartPoolsComponent } from '../components/hashrates-chart-pools/hashrate-chart-pools.component';
 import { MempoolBlockComponent } from '../components/mempool-block/mempool-block.component';
 import { MiningDashboardComponent } from '../components/mining-dashboard/mining-dashboard.component';
+import { AcceleratorDashboardComponent } from '../components/acceleration/accelerator-dashboard/accelerator-dashboard.component';
 import { PoolRankingComponent } from '../components/pool-ranking/pool-ranking.component';
 import { PoolComponent } from '../components/pool/pool.component';
 import { StartComponent } from '../components/start/start.component';
 import { StatisticsComponent } from '../components/statistics/statistics.component';
 import { TelevisionComponent } from '../components/television/television.component';
 import { DashboardComponent } from '../dashboard/dashboard.component';
+import { AccelerationFeesGraphComponent } from '../components/acceleration/acceleration-fees-graph/acceleration-fees-graph.component';
+import { AccelerationsListComponent } from '../components/acceleration/accelerations-list/accelerations-list.component';
 
 const routes: Routes = [
   {
@@ -37,6 +40,22 @@ const routes: Routes = [
           },
         ]
       },
+      {
+        path: 'acceleration',
+        data: { networks: ['bitcoin'] },
+        component: StartComponent,
+        children: [
+          {
+            path: '',
+            component: AcceleratorDashboardComponent,
+          }
+        ]
+      },
+      {
+        path: 'acceleration-list',
+        data: { networks: ['bitcoin'] },
+        component: AccelerationsListComponent,
+      },
       {
         path: 'mempool-block/:id',
         data: { networks: ['bitcoin', 'liquid'] },
@@ -93,6 +112,11 @@ const routes: Routes = [
             data: { networks: ['bitcoin'] },
             component: BlockSizesWeightsGraphComponent,
           },
+          {
+            path: 'acceleration/fees',
+            data: { networks: ['bitcoin'] },
+            component: AccelerationFeesGraphComponent,
+          },
           {
             path: 'lightning',
             data: { preload: true, networks: ['bitcoin'] },

frontend/src/app/shared/components/btc/btc.component.html

@@ -0,0 +1,8 @@
+<span *ngIf="valueOverride !== undefined">{{ valueOverride }}</span>
+<span *ngIf="valueOverride === undefined">&lrm;{{ addPlus && satoshis >= 0 ? '+' : '' }}{{ value | number }} </span>
+<span class="symbol">
+  <ng-template [ngIf]="network === 'liquid'">L-</ng-template>
+  <ng-template [ngIf]="network === 'liquidtestnet'">tL-</ng-template>
+  <ng-template [ngIf]="network === 'testnet'">t-</ng-template>
+  <ng-template [ngIf]="network === 'signet'">s-</ng-template>{{ unit }}
+</span>

frontend/src/app/shared/components/btc/btc.component.ts

@@ -0,0 +1,44 @@
+import { Component, Input, OnChanges, OnInit, SimpleChanges } from '@angular/core';
+import { Subscription } from 'rxjs';
+import { StateService } from '../../../services/state.service';
+
+@Component({
+  selector: 'app-btc',
+  templateUrl: './btc.component.html',
+  styleUrls: ['./btc.component.scss']
+})
+export class BtcComponent implements OnInit, OnChanges {
+  @Input() satoshis: number;
+  @Input() addPlus = false;
+  @Input() valueOverride: string | undefined = undefined;
+
+  value: number;
+  unit: string;
+
+  network = '';
+  stateSubscription: Subscription;
+
+  constructor(
+    private stateService: StateService,
+  ) { }
+
+  ngOnInit() {
+    this.stateSubscription = this.stateService.networkChanged$.subscribe((network) => this.network = network);
+  }
+
+  ngOnDestroy() {
+    if (this.stateSubscription) {
+      this.stateSubscription.unsubscribe();
+    }
+  }
+
+  ngOnChanges(changes: SimpleChanges): void {
+    if (this.satoshis >= 1_000_000) {
+      this.value = (this.satoshis / 100_000_000);
+      this.unit = 'BTC'
+    } else {
+      this.value = Math.round(this.satoshis);
+      this.unit = 'sats'
+    }
+  }
+}

frontend/src/app/shared/shared.module.ts

@@ -73,6 +73,7 @@ import { IndexingProgressComponent } from '../components/indexing-progress/index
 import { SvgImagesComponent } from '../components/svg-images/svg-images.component';
 import { ChangeComponent } from '../components/change/change.component';
 import { SatsComponent } from './components/sats/sats.component';
+import { BtcComponent } from './components/btc/btc.component';
 import { FeeRateComponent } from './components/fee-rate/fee-rate.component';
 import { TruncateComponent } from './components/truncate/truncate.component';
 import { SearchResultsComponent } from '../components/search-form/search-results/search-results.component';
@@ -85,6 +86,9 @@ import { GlobalFooterComponent } from './components/global-footer/global-footer.
 import { AcceleratePreviewComponent } from '../components/accelerate-preview/accelerate-preview.component';
 import { AccelerateFeeGraphComponent } from '../components/accelerate-preview/accelerate-fee-graph.component';
 import { MempoolErrorComponent } from './components/mempool-error/mempool-error.component';
+import { AccelerationsListComponent } from '../components/acceleration/accelerations-list/accelerations-list.component';
+import { PendingStatsComponent } from '../components/acceleration/pending-stats/pending-stats.component';
+import { AccelerationStatsComponent } from '../components/acceleration/acceleration-stats/acceleration-stats.component';
 
 import { BlockViewComponent } from '../components/block-view/block-view.component';
 import { EightBlocksComponent } from '../components/eight-blocks/eight-blocks.component';
@@ -167,6 +171,7 @@ import { OnlyVsizeDirective, OnlyWeightDirective } from './components/weight-dir
     SvgImagesComponent,
     ChangeComponent,
     SatsComponent,
+    BtcComponent,
     FeeRateComponent,
     TruncateComponent,
     SearchResultsComponent,
@@ -190,6 +195,9 @@ import { OnlyVsizeDirective, OnlyWeightDirective } from './components/weight-dir
     OnlyVsizeDirective,
     OnlyWeightDirective,
     MempoolErrorComponent,
+    AccelerationsListComponent,
+    AccelerationStatsComponent,
+    PendingStatsComponent,
   ],
   imports: [
     CommonModule,
@@ -287,6 +295,7 @@ import { OnlyVsizeDirective, OnlyWeightDirective } from './components/weight-dir
     SvgImagesComponent,
     ChangeComponent,
     SatsComponent,
+    BtcComponent,
     FeeRateComponent,
     TruncateComponent,
     SearchResultsComponent,
@@ -300,6 +309,9 @@ import { OnlyVsizeDirective, OnlyWeightDirective } from './components/weight-dir
     AcceleratePreviewComponent,
     AccelerateFeeGraphComponent,
     MempoolErrorComponent,
+    AccelerationsListComponent,
+    AccelerationStatsComponent,
+    PendingStatsComponent,
 
     MempoolBlockOverviewComponent,
     ClockchainComponent,