574 lines
20 KiB
TypeScript
574 lines
20 KiB
TypeScript
import { ChangeDetectionStrategy, ChangeDetectorRef, Component, HostListener, Inject, Input, LOCALE_ID, NgZone, OnInit } from '@angular/core';
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import { EChartsOption } from '@app/graphs/echarts';
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import { Observable } from 'rxjs';
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import { catchError, map, share, startWith, switchMap, tap } from 'rxjs/operators';
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import { ApiService } from '@app/services/api.service';
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import { SeoService } from '@app/services/seo.service';
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import { formatNumber } from '@angular/common';
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import { UntypedFormBuilder, UntypedFormGroup } from '@angular/forms';
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import { download, formatterXAxis } from '@app/shared/graphs.utils';
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import { ActivatedRoute, Router } from '@angular/router';
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import { FiatShortenerPipe } from '@app/shared/pipes/fiat-shortener.pipe';
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import { FiatCurrencyPipe } from '@app/shared/pipes/fiat-currency.pipe';
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import { StateService } from '@app/services/state.service';
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import { MiningService } from '@app/services/mining.service';
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import { StorageService } from '@app/services/storage.service';
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import { RelativeUrlPipe } from '@app/shared/pipes/relative-url/relative-url.pipe';
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@Component({
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selector: 'app-block-fees-subsidy-graph',
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templateUrl: './block-fees-subsidy-graph.component.html',
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styleUrls: ['./block-fees-subsidy-graph.component.scss'],
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styles: [`
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.loadingGraphs {
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position: absolute;
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top: 50%;
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left: calc(50% - 15px);
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z-index: 99;
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}
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`],
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changeDetection: ChangeDetectionStrategy.OnPush,
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})
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export class BlockFeesSubsidyGraphComponent implements OnInit {
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@Input() right: number | string = 45;
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@Input() left: number | string = 75;
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miningWindowPreference: string;
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radioGroupForm: UntypedFormGroup;
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chartOptions: EChartsOption = {};
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chartInitOptions = {
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renderer: 'svg',
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};
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statsObservable$: Observable<any>;
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data: any;
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subsidies: { [key: number]: number } = {};
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isLoading = true;
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formatNumber = formatNumber;
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timespan = '';
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chartInstance: any = undefined;
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displayMode: 'normal' | 'fiat' | 'percentage' = 'normal';
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updateZoom = false;
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zoomSpan = 100;
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zoomTimeSpan = '';
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constructor(
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@Inject(LOCALE_ID) public locale: string,
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private seoService: SeoService,
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private apiService: ApiService,
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private formBuilder: UntypedFormBuilder,
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public stateService: StateService,
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private storageService: StorageService,
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private miningService: MiningService,
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private route: ActivatedRoute,
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private router: Router,
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private zone: NgZone,
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private fiatShortenerPipe: FiatShortenerPipe,
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private fiatCurrencyPipe: FiatCurrencyPipe,
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private cd: ChangeDetectorRef,
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) {
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this.radioGroupForm = this.formBuilder.group({ dateSpan: '1y' });
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this.radioGroupForm.controls.dateSpan.setValue('1y');
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this.subsidies = this.initSubsidies();
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}
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ngOnInit(): void {
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this.seoService.setTitle($localize`:@@41545303ec98792b738d6237adbd1f3b54a22196:Block Fees Vs Subsidy`);
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this.seoService.setDescription($localize`:@@meta.description.bitcoin.graphs.block-fees-subsidy:See the mining fees earned per Bitcoin block compared to the Bitcoin block subsidy, visualized in BTC and USD over time.`);
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this.miningWindowPreference = this.miningService.getDefaultTimespan('24h');
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this.radioGroupForm = this.formBuilder.group({ dateSpan: this.miningWindowPreference });
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this.radioGroupForm.controls.dateSpan.setValue(this.miningWindowPreference);
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this.route
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.fragment
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.subscribe((fragment) => {
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if (['24h', '3d', '1w', '1m', '3m', '6m', '1y', '2y', '3y', 'all'].indexOf(fragment) > -1) {
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this.radioGroupForm.controls.dateSpan.setValue(fragment, { emitEvent: false });
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}
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});
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this.statsObservable$ = this.radioGroupForm.get('dateSpan').valueChanges
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.pipe(
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startWith(this.radioGroupForm.controls.dateSpan.value),
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switchMap((timespan) => {
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this.isLoading = true;
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this.storageService.setValue('miningWindowPreference', timespan);
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this.timespan = timespan;
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this.zoomTimeSpan = timespan;
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return this.apiService.getHistoricalBlockFees$(timespan)
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.pipe(
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tap((response) => {
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this.data = {
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timestamp: response.body.map(val => val.timestamp * 1000),
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blockHeight: response.body.map(val => val.avgHeight),
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blockFees: response.body.map(val => val.avgFees / 100_000_000),
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blockFeesFiat: response.body.filter(val => val['USD'] > 0).map(val => val.avgFees / 100_000_000 * val['USD']),
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blockFeesPercent: response.body.map(val => val.avgFees / (val.avgFees + this.subsidyAt(val.avgHeight)) * 100),
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blockSubsidy: response.body.map(val => this.subsidyAt(val.avgHeight) / 100_000_000),
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blockSubsidyFiat: response.body.filter(val => val['USD'] > 0).map(val => this.subsidyAt(val.avgHeight) / 100_000_000 * val['USD']),
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blockSubsidyPercent: response.body.map(val => this.subsidyAt(val.avgHeight) / (val.avgFees + this.subsidyAt(val.avgHeight)) * 100),
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};
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this.prepareChartOptions();
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this.isLoading = false;
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}),
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map((response) => {
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return {
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blockCount: parseInt(response.headers.get('x-total-count'), 10),
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};
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}),
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);
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}),
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share()
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);
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}
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prepareChartOptions() {
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let title: object;
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if (this.data.blockFees.length === 0) {
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title = {
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textStyle: {
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color: 'grey',
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fontSize: 15
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},
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text: $localize`:@@23555386d8af1ff73f297e89dd4af3f4689fb9dd:Indexing blocks`,
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left: 'center',
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top: 'center'
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};
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}
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this.chartOptions = {
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title: title,
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color: [
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'#ff9f00',
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'#0aab2f',
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],
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animation: false,
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grid: {
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top: 80,
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bottom: 80,
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right: this.right,
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left: this.left,
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},
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tooltip: {
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show: !this.isMobile(),
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trigger: 'axis',
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axisPointer: {
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type: 'line'
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},
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backgroundColor: 'rgba(17, 19, 31, 1)',
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borderRadius: 4,
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shadowColor: 'rgba(0, 0, 0, 0.5)',
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textStyle: {
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color: 'var(--tooltip-grey)',
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align: 'left',
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},
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borderColor: 'var(--active-bg)',
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formatter: function (data) {
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if (data.length <= 0) {
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return '';
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}
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let tooltip = `<b style="color: white; margin-left: 2px">${formatterXAxis(this.locale, this.zoomTimeSpan, parseInt(this.data.timestamp[data[0].dataIndex], 10))}</b><br>`;
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for (let i = data.length - 1; i >= 0; i--) {
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const tick = data[i];
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tooltip += `${tick.marker} ${tick.seriesName.split(' ')[0]}: `;
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if (this.displayMode === 'normal') tooltip += `${formatNumber(tick.data, this.locale, '1.0-3')} BTC<br>`;
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else if (this.displayMode === 'fiat') tooltip += `${this.fiatCurrencyPipe.transform(tick.data, null, 'USD') }<br>`;
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else tooltip += `${formatNumber(tick.data, this.locale, '1.0-2')}%<br>`;
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}
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if (this.displayMode === 'normal') tooltip += `<div style="margin-left: 2px">${formatNumber(data.reduce((acc, val) => acc + val.data, 0), this.locale, '1.0-3')} BTC</div>`;
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else if (this.displayMode === 'fiat') tooltip += `<div style="margin-left: 2px">${this.fiatCurrencyPipe.transform(data.reduce((acc, val) => acc + val.data, 0), null, 'USD')}</div>`;
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if (['24h', '3d'].includes(this.zoomTimeSpan)) {
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tooltip += `<small>` + $localize`At block ${'<b style="color: white; margin-left: 2px">' + data[0].axisValue}` + `</small>`;
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} else {
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tooltip += `<small>` + $localize`Around block ${'<b style="color: white; margin-left: 2px">' + data[0].axisValue}` + `</small>`;
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}
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return tooltip;
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}.bind(this)
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},
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xAxis: this.data.blockFees.length === 0 ? undefined : [
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{
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type: 'category',
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data: this.data.blockHeight,
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show: false,
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axisLabel: {
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hideOverlap: true,
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}
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},
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{
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type: 'category',
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data: this.data.timestamp,
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show: true,
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position: 'bottom',
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axisLabel: {
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color: 'var(--grey)',
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formatter: (val) => {
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return formatterXAxis(this.locale, this.timespan, parseInt(val, 10));
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}
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},
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axisTick: {
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show: false,
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},
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axisLine: {
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show: false,
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},
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splitLine: {
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show: false,
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},
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}
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],
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legend: this.data.blockFees.length === 0 ? undefined : {
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data: [
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{
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name: 'Subsidy',
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inactiveColor: 'var(--grey)',
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textStyle: {
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color: 'white',
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},
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icon: 'roundRect',
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},
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{
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name: 'Fees',
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inactiveColor: 'var(--grey)',
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textStyle: {
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color: 'white',
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},
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icon: 'roundRect',
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},
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{
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name: 'Subsidy (USD)',
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inactiveColor: 'var(--grey)',
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textStyle: {
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color: 'white',
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},
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icon: 'roundRect',
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},
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{
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name: 'Fees (USD)',
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inactiveColor: 'var(--grey)',
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textStyle: {
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color: 'white',
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},
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icon: 'roundRect',
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},
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{
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name: 'Subsidy (%)',
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inactiveColor: 'var(--grey)',
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textStyle: {
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color: 'white',
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},
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icon: 'roundRect',
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},
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{
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name: 'Fees (%)',
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inactiveColor: 'var(--grey)',
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textStyle: {
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color: 'white',
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},
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icon: 'roundRect',
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},
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],
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selected: {
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'Subsidy (USD)': this.displayMode === 'fiat',
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'Fees (USD)': this.displayMode === 'fiat',
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'Subsidy': this.displayMode === 'normal',
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'Fees': this.displayMode === 'normal',
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'Subsidy (%)': this.displayMode === 'percentage',
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'Fees (%)': this.displayMode === 'percentage',
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},
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},
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yAxis: this.data.blockFees.length === 0 ? undefined : [
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{
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type: 'value',
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axisLabel: {
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color: 'var(--grey)',
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formatter: (val) => {
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return `${val}${this.displayMode === 'percentage' ? '%' : ' BTC'}`;
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}
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},
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min: 0,
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max: (value) => {
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if (this.displayMode === 'percentage') {
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return 100;
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}
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},
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splitLine: {
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lineStyle: {
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type: 'dotted',
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color: 'var(--transparent-fg)',
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opacity: 0.25,
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}
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},
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},
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{
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type: 'value',
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position: 'right',
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axisLabel: {
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color: 'var(--grey)',
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formatter: function(val) {
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return this.fiatShortenerPipe.transform(val, null, 'USD');
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}.bind(this)
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},
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splitLine: {
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show: false,
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},
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},
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],
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series: this.data.blockFees.length === 0 ? undefined : [
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{
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name: 'Subsidy',
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yAxisIndex: 0,
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type: 'bar',
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barWidth: '90%',
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stack: 'total',
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data: this.data.blockSubsidy,
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},
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{
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name: 'Fees',
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yAxisIndex: 0,
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type: 'bar',
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barWidth: '90%',
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stack: 'total',
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data: this.data.blockFees,
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},
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{
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name: 'Subsidy (USD)',
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yAxisIndex: 1,
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type: 'bar',
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barWidth: '90%',
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stack: 'total',
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data: this.data.blockSubsidyFiat,
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},
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{
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name: 'Fees (USD)',
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yAxisIndex: 1,
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type: 'bar',
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barWidth: '90%',
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stack: 'total',
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data: this.data.blockFeesFiat,
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},
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{
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name: 'Subsidy (%)',
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yAxisIndex: 0,
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type: 'bar',
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barWidth: '90%',
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stack: 'total',
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data: this.data.blockSubsidyPercent,
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},
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{
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name: 'Fees (%)',
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yAxisIndex: 0,
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type: 'bar',
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barWidth: '90%',
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stack: 'total',
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data: this.data.blockFeesPercent,
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},
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],
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dataZoom: this.data.blockFees.length === 0 ? undefined : [{
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type: 'inside',
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realtime: true,
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zoomLock: true,
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maxSpan: 100,
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minSpan: 1,
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moveOnMouseMove: false,
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}, {
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showDetail: false,
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show: true,
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type: 'slider',
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brushSelect: false,
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realtime: true,
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left: 20,
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right: 15,
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selectedDataBackground: {
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lineStyle: {
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color: '#fff',
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opacity: 0.45,
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},
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},
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}],
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};
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}
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onChartInit(ec) {
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this.chartInstance = ec;
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this.chartInstance.on('legendselectchanged', (params) => {
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if (this.isLoading) {
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return;
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}
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let mode: 'normal' | 'fiat' | 'percentage';
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if (params.name.includes('USD')) {
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mode = 'fiat';
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} else if (params.name.includes('%')) {
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mode = 'percentage';
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} else {
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mode = 'normal';
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}
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if (this.displayMode === mode) return;
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const isActivation = params.selected[params.name];
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if (isActivation) {
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this.displayMode = mode;
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this.chartInstance.dispatchAction({ type: this.displayMode === 'normal' ? 'legendSelect' : 'legendUnSelect', name: 'Subsidy' });
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this.chartInstance.dispatchAction({ type: this.displayMode === 'normal' ? 'legendSelect' : 'legendUnSelect', name: 'Fees' });
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this.chartInstance.dispatchAction({ type: this.displayMode === 'fiat' ? 'legendSelect' : 'legendUnSelect', name: 'Subsidy (USD)' });
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this.chartInstance.dispatchAction({ type: this.displayMode === 'fiat' ? 'legendSelect' : 'legendUnSelect', name: 'Fees (USD)' });
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this.chartInstance.dispatchAction({ type: this.displayMode === 'percentage' ? 'legendSelect' : 'legendUnSelect', name: 'Subsidy (%)' });
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this.chartInstance.dispatchAction({ type: this.displayMode === 'percentage' ? 'legendSelect' : 'legendUnSelect', name: 'Fees (%)' });
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}
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});
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this.chartInstance.on('datazoom', (params) => {
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if (params.silent || this.isLoading || ['24h', '3d'].includes(this.timespan)) {
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return;
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}
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this.updateZoom = true;
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});
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this.chartInstance.on('click', (e) => {
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this.zone.run(() => {
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if (['24h', '3d'].includes(this.zoomTimeSpan)) {
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const url = new RelativeUrlPipe(this.stateService).transform(`/block/${e.name}`);
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if (e.event.event.shiftKey || e.event.event.ctrlKey || e.event.event.metaKey) {
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window.open(url);
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} else {
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this.router.navigate([url]);
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}
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}
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});
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});
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}
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@HostListener('document:pointerup', ['$event'])
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onPointerUp(event: PointerEvent) {
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if (this.updateZoom) {
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this.onZoom();
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this.updateZoom = false;
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}
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}
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isMobile() {
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return (window.innerWidth <= 767.98);
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}
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initSubsidies(): { [key: number]: number } {
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let blockReward = 50 * 100_000_000;
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const subsidies = {};
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for (let i = 0; i <= 33; i++) {
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subsidies[i] = blockReward;
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blockReward = Math.floor(blockReward / 2);
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}
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return subsidies;
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}
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subsidyAt(height: number): number {
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return this.subsidies[Math.floor(Math.min(height / 210000, 33))];
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}
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onZoom() {
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const option = this.chartInstance.getOption();
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const timestamps = option.xAxis[1].data;
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const startTimestamp = timestamps[option.dataZoom[0].startValue];
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const endTimestamp = timestamps[option.dataZoom[0].endValue];
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this.isLoading = true;
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this.cd.detectChanges();
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const subscription = this.apiService.getBlockFeesFromTimespan$(Math.floor(startTimestamp / 1000), Math.floor(endTimestamp / 1000))
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.pipe(
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tap((response) => {
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const startIndex = option.dataZoom[0].startValue;
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const endIndex = option.dataZoom[0].endValue;
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// Update series with more granular data
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const lengthBefore = this.data.timestamp.length;
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this.data.timestamp.splice(startIndex, endIndex - startIndex, ...response.body.map(val => val.timestamp * 1000));
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this.data.blockHeight.splice(startIndex, endIndex - startIndex, ...response.body.map(val => val.avgHeight));
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this.data.blockFees.splice(startIndex, endIndex - startIndex, ...response.body.map(val => val.avgFees / 100_000_000));
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this.data.blockFeesFiat.splice(startIndex, endIndex - startIndex, ...response.body.filter(val => val['USD'] > 0).map(val => val.avgFees / 100_000_000 * val['USD']));
|
|
this.data.blockFeesPercent.splice(startIndex, endIndex - startIndex, ...response.body.map(val => val.avgFees / (val.avgFees + this.subsidyAt(val.avgHeight)) * 100));
|
|
this.data.blockSubsidy.splice(startIndex, endIndex - startIndex, ...response.body.map(val => this.subsidyAt(val.avgHeight) / 100_000_000));
|
|
this.data.blockSubsidyFiat.splice(startIndex, endIndex - startIndex, ...response.body.filter(val => val['USD'] > 0).map(val => this.subsidyAt(val.avgHeight) / 100_000_000 * val['USD']));
|
|
this.data.blockSubsidyPercent.splice(startIndex, endIndex - startIndex, ...response.body.map(val => this.subsidyAt(val.avgHeight) / (val.avgFees + this.subsidyAt(val.avgHeight)) * 100));
|
|
option.series[0].data = this.data.blockSubsidy;
|
|
option.series[1].data = this.data.blockFees;
|
|
option.series[2].data = this.data.blockSubsidyFiat;
|
|
option.series[3].data = this.data.blockFeesFiat;
|
|
option.series[4].data = this.data.blockSubsidyPercent;
|
|
option.series[5].data = this.data.blockFeesPercent;
|
|
option.xAxis[0].data = this.data.blockHeight;
|
|
option.xAxis[1].data = this.data.timestamp;
|
|
this.chartInstance.setOption(option, true);
|
|
const lengthAfter = this.data.timestamp.length;
|
|
|
|
// Update the zoom to keep the same range after the update
|
|
this.chartInstance.dispatchAction({
|
|
type: 'dataZoom',
|
|
startValue: startIndex,
|
|
endValue: endIndex + lengthAfter - lengthBefore,
|
|
silent: true,
|
|
});
|
|
|
|
// Update the chart
|
|
const newOption = this.chartInstance.getOption();
|
|
this.zoomSpan = newOption.dataZoom[0].end - newOption.dataZoom[0].start;
|
|
this.zoomTimeSpan = this.getTimeRangeFromTimespan(Math.floor(this.data.timestamp[newOption.dataZoom[0].startValue] / 1000), Math.floor(this.data.timestamp[newOption.dataZoom[0].endValue] / 1000));
|
|
this.isLoading = false;
|
|
}),
|
|
catchError(() => {
|
|
const newOption = this.chartInstance.getOption();
|
|
this.zoomSpan = newOption.dataZoom[0].end - newOption.dataZoom[0].start;
|
|
this.zoomTimeSpan = this.getTimeRangeFromTimespan(Math.floor(this.data.timestamp[newOption.dataZoom[0].startValue] / 1000), Math.floor(this.data.timestamp[newOption.dataZoom[0].endValue] / 1000));
|
|
this.isLoading = false;
|
|
this.cd.detectChanges();
|
|
return [];
|
|
})
|
|
).subscribe(() => {
|
|
subscription.unsubscribe();
|
|
this.cd.detectChanges();
|
|
});
|
|
}
|
|
|
|
getTimeRangeFromTimespan(from: number, to: number): string {
|
|
const timespan = to - from;
|
|
switch (true) {
|
|
case timespan >= 3600 * 24 * 365 * 4: return 'all';
|
|
case timespan >= 3600 * 24 * 365 * 3: return '4y';
|
|
case timespan >= 3600 * 24 * 365 * 2: return '3y';
|
|
case timespan >= 3600 * 24 * 365: return '2y';
|
|
case timespan >= 3600 * 24 * 30 * 6: return '1y';
|
|
case timespan >= 3600 * 24 * 30 * 3: return '6m';
|
|
case timespan >= 3600 * 24 * 30: return '3m';
|
|
case timespan >= 3600 * 24 * 7: return '1m';
|
|
case timespan >= 3600 * 24 * 3: return '1w';
|
|
case timespan >= 3600 * 24: return '3d';
|
|
default: return '24h';
|
|
}
|
|
}
|
|
|
|
onSaveChart() {
|
|
// @ts-ignore
|
|
const prevBottom = this.chartOptions.grid.bottom;
|
|
const now = new Date();
|
|
// @ts-ignore
|
|
this.chartOptions.grid.bottom = 40;
|
|
this.chartOptions.backgroundColor = 'var(--active-bg)';
|
|
this.chartInstance.setOption(this.chartOptions);
|
|
download(this.chartInstance.getDataURL({
|
|
pixelRatio: 2,
|
|
excludeComponents: ['dataZoom'],
|
|
}), `block-fees-subsidy-${this.timespan}-${Math.round(now.getTime() / 1000)}.svg`);
|
|
// @ts-ignore
|
|
this.chartOptions.grid.bottom = prevBottom;
|
|
this.chartOptions.backgroundColor = 'none';
|
|
this.chartInstance.setOption(this.chartOptions);
|
|
}
|
|
|
|
}
|