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

<div class="container-xl" (window:resize)="onResize($event)">

  <div class="title-block" [class.time-ltr]="timeLtr" id="block">
    <div *ngIf="block?.stale" class="alert alert-mempool" role="alert">
      <span i18n="block.reorged|Block reorg" class="alert-text">This block does not belong to the main chain, it has been replaced by:</span>
      <app-truncate [text]="block.canonical" [lastChars]="12" [link]="['/block/' | relativeUrl, block.canonical]" [maxWidth]="480"></app-truncate>
    </div>
    <h1>
      <ng-container *ngIf="blockHeight == null || blockHeight > 0; else genesis" i18n="shared.block-title">Block</ng-container>
      <ng-template #genesis i18n="@@2303359202781425764">Genesis</ng-template>
      <span class="next-previous-blocks">
        <a *ngIf="showNextBlocklink" class="nav-arrow next" [routerLink]="['/block/' | relativeUrl, nextBlockHeight]" (click)="navigateToNextBlock()" i18n-ngbTooltip="Next Block" ngbTooltip="Next Block" placement="bottom">
          <fa-icon [icon]="['fas', 'angle-left']" [fixedWidth]="true"></fa-icon>
        </a>
        <span *ngIf="!showNextBlocklink" placement="bottom" class="disable nav-arrow next">
          <fa-icon [icon]="['fas', 'angle-left']" [fixedWidth]="true"></fa-icon>
        </span>
        <a [routerLink]="['/block/' | relativeUrl, blockHash]" class="block-link">{{ blockHeight }}</a>
        <a *ngIf="showPreviousBlocklink && block" class="nav-arrow prev"  [routerLink]="['/block/' | relativeUrl, block.previousblockhash]" (click)="navigateToPreviousBlock()" i18n-ngbTooltip="Previous Block" ngbTooltip="Previous Block" placement="bottom">
          <fa-icon [icon]="['fas', 'angle-right']" [fixedWidth]="true"></fa-icon>
        </a>
        <span *ngIf="!showPreviousBlocklink || !block" placement="bottom" class="disable nav-arrow prev">
          <fa-icon [icon]="['fas', 'angle-right']" [fixedWidth]="true"></fa-icon>
        </span>
      </span>
    </h1>

    <div class="grow"></div>

    <button *ngIf="block?.stale" type="button" class="btn btn-sm btn-danger container-button" i18n="block.stale|Stale block state">Stale</button>

    <button [routerLink]="['/' | relativeUrl]" class="btn btn-sm">&#10005;</button>
  </div>

  <div class="clearfix"></div>

  <div class="box" *ngIf="!error">
    <div class="row">
      <div class="col-sm">
        <table class="table table-borderless table-striped">
          <tbody>
            <ng-container *ngIf="!isLoadingBlock; else skeletonRows">
              <tr>
                <td class="td-width" i18n="block.hash">Hash</td>
                <td>&lrm;<a [routerLink]="['/block/' | relativeUrl, block.id]" title="{{ block.id }}">{{ block.id | shortenString : 13 }}</a> <app-clipboard [text]="block.id"></app-clipboard></td>
              </tr>
              <tr>
                <td i18n="block.timestamp">Timestamp</td>
                <td>
                  <app-timestamp [unixTime]="block.timestamp" [precision]="1" minUnit="minute"></app-timestamp>
                </td>
              </tr>
              <tr>
                <td i18n="block.size">Size</td>
                <td [innerHTML]="'&lrm;' + (block.size | bytes: 2)"></td>
              </tr>
              <tr>
                <td i18n="block.weight">Weight</td>
                <td [innerHTML]="'&lrm;' + (block.weight | wuBytes: 2)"></td>
              </tr>
              <tr *ngIf="auditAvailable">
                <td><ng-container i18n="latest-blocks.health">Health</ng-container> <a class="info-link" [routerLink]="['/docs/faq' | relativeUrl ]" fragment="what-is-block-health"><fa-icon [icon]="['fas', 'info-circle']" [fixedWidth]="true"></fa-icon></a></td>
                <td>
                  <span
                    class="health-badge badge"
                    [class.badge-success]="blockAudit?.matchRate >= 99"
                    [class.badge-warning]="blockAudit?.matchRate >= 75 && blockAudit?.matchRate < 99"
                    [class.badge-danger]="blockAudit?.matchRate < 75"
                    *ngIf="blockAudit?.matchRate != null; else nullHealth"
                  >{{ blockAudit?.matchRate }}%</span>
                  <ng-template #nullHealth>
                    <ng-container *ngIf="!isLoadingOverview; else loadingHealth">
                      <span class="health-badge badge badge-secondary" i18n="unknown">Unknown</span>
                    </ng-container>
                  </ng-template>
                  <ng-template #loadingHealth>
                    <span class="skeleton-loader" style="max-width: 60px"></span>
                  </ng-template>
                </td>
              </tr>
            </ng-container>
            <ng-template #skeletonRows>
              <tr>
                <td class="td-width" colspan="2"><span class="skeleton-loader"></span></td>
              </tr>
              <tr>
                <td colspan="2"><span class="skeleton-loader"></span></td>
              </tr>
              <tr>
                <td colspan="2"><span class="skeleton-loader"></span></td>
              </tr>
              <tr>
                <td colspan="2"><span class="skeleton-loader"></span></td>
              </tr>
              <tr *ngIf="showAudit">
                <td colspan="2"><span class="skeleton-loader"></span></td>
              </tr>
            </ng-template>
            <ng-container *ngIf="isMobile || (webGlEnabled && !showAudit); then restOfTable;"></ng-container>
          </tbody>
        </table>
      </div>
      <div class="col-sm" [class.graph-col]="webGlEnabled && !showAudit">
        <table class="table table-borderless table-striped" *ngIf="!isMobile && !(webGlEnabled && !showAudit)">
          <tbody>
            <ng-container *ngTemplateOutlet="restOfTable"></ng-container>
          </tbody>
        </table>
        <div class="col-sm chart-container" *ngIf="webGlEnabled && !showAudit">
          <app-block-overview-graph
            #blockGraphActual
            [isLoading]="isLoadingOverview"
            [resolution]="86"
            [blockLimit]="stateService.blockVSize"
            [orientation]="'top'"
            [flip]="false"
            [blockConversion]="blockConversion"
            (txClickEvent)="onTxClick($event)"
          ></app-block-overview-graph>
          <ng-container *ngTemplateOutlet="emptyBlockInfo"></ng-container>
        </div>
      </div>
    </div>
  </div>

  <ng-template #restOfTable>
    <ng-container *ngIf="!isLoadingBlock; else loadingRest">
      <tr *ngIf="network !== 'liquid' && network !== 'liquidtestnet'">
        <td i18n="mempool-block.fee-span">Fee span</td>
        <td><app-fee-rate [fee]="block?.extras?.minFee" [showUnit]="false" rounding="1.0-0"></app-fee-rate> - <app-fee-rate [fee]="block?.extras?.maxFee" rounding="1.0-0"></app-fee-rate></td>
      </tr>
      <tr *ngIf="block?.extras?.medianFee != undefined">
        <td class="td-width" i18n="block.median-fee">Median fee</td>
        <td>~<app-fee-rate [fee]="block?.extras?.medianFee" rounding="1.0-0"></app-fee-rate>
          <span class="fiat">
            <app-fiat [blockConversion]="blockConversion" [value]="block?.extras?.medianFee * 140" digitsInfo="1.2-2"
              i18n-ngbTooltip="Transaction fee tooltip" ngbTooltip="Based on average native segwit transaction of 140 vBytes"
              placement="bottom"></app-fiat>
          </span>
        </td>
      </tr>
      <ng-template [ngIf]="fees !== undefined" [ngIfElse]="loadingFees">
        <tr>
          <td i18n="block.total-fees|Total fees in a block">Total fees</td>
          <td *ngIf="network !== 'liquid' && network !== 'liquidtestnet'; else liquidTotalFees">
            <app-amount [satoshis]="block.extras.totalFees" digitsInfo="1.2-3" [noFiat]="true"></app-amount>
            <span class="fiat">
              <app-fiat [blockConversion]="blockConversion" [value]="block.extras.totalFees" digitsInfo="1.0-0"></app-fiat>
            </span>
          </td>
          <ng-template #liquidTotalFees>
            <td>
              <app-amount [satoshis]="fees * 100000000" digitsInfo="1.2-2" [noFiat]="true"></app-amount>&nbsp; <app-fiat
              [blockConversion]="blockConversion" [value]="fees * 100000000" digitsInfo="1.2-2"></app-fiat>
            </td>
          </ng-template>
        </tr>
        <tr *ngIf="network !== 'liquid' && network !== 'liquidtestnet'">
          <td i18n="block.subsidy-and-fees|Total subsidy and fees in a block">Subsidy + fees</td>
          <td>
            <app-amount [satoshis]="block.extras.reward" digitsInfo="1.2-3" [noFiat]="true"></app-amount>
            <span class="fiat">
              <app-fiat [blockConversion]="blockConversion" [value]="(blockSubsidy + fees) * 100000000" digitsInfo="1.0-0"></app-fiat>
            </span>
          </td>
        </tr>
      </ng-template>
      <ng-template #loadingFees>
        <tr>
          <td i18n="block.total-fees|Total fees in a block">Total fees</td>
          <td style="width: 75%;"><span class="skeleton-loader"></span></td>
        </tr>
        <tr *ngIf="network !== 'liquid' && network !== 'liquidtestnet'">
          <td i18n="block.subsidy-and-fees|Total subsidy and fees in a block">Subsidy + fees</td>
          <td><span class="skeleton-loader"></span></td>
        </tr>
      </ng-template>
      <tr *ngIf="network !== 'liquid' && network !== 'liquidtestnet'">
        <td i18n="block.miner">Miner</td>
        <td *ngIf="stateService.env.MINING_DASHBOARD">
          <a placement="bottom" [routerLink]="['/mining/pool' | relativeUrl, block.extras.pool.slug]" class="badge"
            [class]="block.extras.pool.name === 'Unknown' ? 'badge-secondary' : 'badge-primary'">
            {{ block.extras.pool.name }}
          </a>
        </td>
        <td *ngIf="!stateService.env.MINING_DASHBOARD && stateService.env.BASE_MODULE === 'mempool'">
          <span placement="bottom" class="badge"
            [class]="block.extras.pool.name === 'Unknown' ? 'badge-secondary' : 'badge-primary'">
            {{ block.extras.pool.name }}
        </span>
        </td>
      </tr>
    </ng-container>
    <ng-template #loadingRest>
      <tr>
        <td class="td-width" colspan="2"><span class="skeleton-loader"></span></td>
      </tr>
      <tr>
        <td colspan="2"><span class="skeleton-loader"></span></td>
      </tr>
      <tr>
        <td colspan="2"><span class="skeleton-loader"></span></td>
      </tr>
      <tr>
        <td colspan="2"><span class="skeleton-loader"></span></td>
      </tr>
      <tr *ngIf="network !== 'liquid' && network !== 'liquidtestnet'">
        <td colspan="2"><span class="skeleton-loader"></span></td>
      </tr>
    </ng-template>
  </ng-template>

  <ng-container *ngIf="showAudit">
    <span id="overview"></span>
    <br>
  </ng-container>

  <!-- VISUALIZATIONS -->
  <div class="box" *ngIf="!error && webGlEnabled && showAudit">
    <div class="nav nav-tabs" *ngIf="isMobile && showAudit">
      <a class="nav-link" [class.active]="mode === 'projected'"
        fragment="projected" (click)="changeMode('projected')"><ng-container i18n="block.expected">Expected</ng-container></a>
      <a class="nav-link" [class.active]="mode === 'actual'" i18n="block.actual"
        fragment="actual" (click)="changeMode('actual')">Actual</a>
    </div>
    <div class="row">
      <div class="col-sm">
        <h3 class="block-subtitle" *ngIf="!isMobile"><ng-container i18n="block.expected-block">Expected Block</ng-container></h3>
        <div class="block-graph-wrapper">
          <app-block-overview-graph #blockGraphProjected [isLoading]="isLoadingOverview" [resolution]="86"
            [blockLimit]="stateService.blockVSize" [orientation]="'top'" [flip]="false" [mirrorTxid]="hoverTx" [auditHighlighting]="showAudit"
            (txClickEvent)="onTxClick($event)" (txHoverEvent)="onTxHover($event)" [unavailable]="!isMobile && !showAudit"></app-block-overview-graph>
          <ng-container *ngIf="!isMobile || mode !== 'actual'; else emptyBlockInfo"></ng-container>
        </div>
        <ng-container *ngIf="network !== 'liquid'">
          <ng-container *ngTemplateOutlet="isMobile && mode === 'actual' ? actualDetails : expectedDetails"></ng-container>
        </ng-container>
      </div>
      <div class="col-sm" *ngIf="!isMobile">
        <h3 class="block-subtitle actual" *ngIf="!isMobile"><ng-container i18n="block.actual-block">Actual Block</ng-container> <a class="info-link" [routerLink]="['/docs/faq' | relativeUrl ]" fragment="how-do-block-audits-work"><fa-icon [icon]="['fas', 'info-circle']" [fixedWidth]="true"></fa-icon></a></h3>
        <div class="block-graph-wrapper">
          <app-block-overview-graph #blockGraphActual [isLoading]="isLoadingOverview" [resolution]="86"
            [blockLimit]="stateService.blockVSize" [orientation]="'top'" [flip]="false" [mirrorTxid]="hoverTx" mode="mined"  [auditHighlighting]="showAudit"
            (txClickEvent)="onTxClick($event)" (txHoverEvent)="onTxHover($event)" [unavailable]="isMobile && !showAudit"></app-block-overview-graph>
          <ng-container *ngTemplateOutlet="emptyBlockInfo"></ng-container>
        </div>
        <ng-container *ngIf="network !== 'liquid'">
          <ng-container *ngTemplateOutlet="actualDetails"></ng-container>
        </ng-container>
      </div>
    </div>
  </div>

  <ng-template [ngIf]="!isLoadingBlock && !error">
    <div [hidden]="!showDetails" id="details">
      <br>

      <div class="box">
        <div class="row">
          <div class="col-sm">
            <table class="table table-borderless table-striped">
              <tbody>
                <tr>
                  <td class="td-width" i18n="transaction.version">Version</td>
                  <td>{{ block.version | decimal2hex }} <span *ngIf="displayTaprootStatus() && hasTaproot(block.version)" class="badge badge-success ml-1" i18n="tx-features.tag.taproot|Taproot">Taproot</span></td>
                </tr>
                <tr *ngIf="network !== 'liquid' && network !== 'liquidtestnet'">
                  <td i18n="block.bits">Bits</td>
                  <td>{{ block.bits | decimal2hex }}</td>
                </tr>
                <tr>
                  <td i18n="block.merkle-root">Merkle root</td>
                  <td><p class="break-all">{{ block.merkle_root }}</p></td>
                </tr>
              </tbody>
            </table>
          </div>
          <div class="col-sm" *ngIf="network !== 'liquid' && network !== 'liquidtestnet'">
            <table class="table table-borderless table-striped">
              <tbody>
                <tr *ngIf="isMobile"></tr>
                <tr>
                  <td class="td-width" i18n="block.difficulty">Difficulty</td>
                  <td>{{ block.difficulty }}</td>
                </tr>
                <tr>
                  <td i18n="block.nonce">Nonce</td>
                  <td>{{ block.nonce | decimal2hex }}</td>
                </tr>
                <tr>
                  <td i18n="block.header">Block Header Hex</td>
                  <td><a target="_blank" href="{{ network === '' ? '' : '/' + network }}/api/block/{{block.id}}/header"><fa-icon [icon]="['fas', 'external-link-alt']" [fixedWidth]="true"></fa-icon></a></td>
                </tr>
              </tbody>
            </table>
          </div>
        </div>
      </div>
    </div>

    <div class="text-right mt-3 toggle-btns">
      <button
        *ngIf="webGlEnabled && auditAvailable"
        type="button"
        class="btn btn-outline-info btn-sm btn-audit"
        [class.active]="auditModeEnabled"
        (click)="toggleAuditMode()"
        i18n="block.toggle-audit|Toggle Audit"
      >Audit</button>
      <button
        type="button"
        class="btn btn-outline-info btn-sm btn-details"
        [class.active]="showDetails"
        (click)="toggleShowDetails()"
        i18n="transaction.details|Transaction Details"
      >Details</button>
    </div>

    <div #blockTxTitle id="block-tx-title" class="block-tx-title">
      <h2 class="text-left">
        <ng-container *ngTemplateOutlet="block.tx_count === 1 ? transactionsSingular : transactionsPlural; context: {$implicit: block.tx_count | number}"></ng-container>
        <ng-template #transactionsSingular let-i i18n="shared.transaction-count.singular">{{ i }} transaction</ng-template>
        <ng-template #transactionsPlural let-i i18n="shared.transaction-count.plural">{{ i }} transactions</ng-template>
      </h2>

      <ngb-pagination class="pagination-container float-right" [collectionSize]="block.tx_count" [rotate]="true" [pageSize]="itemsPerPage" [(page)]="page" (pageChange)="pageChange(page, blockTxTitle)" [maxSize]="paginationMaxSize" [boundaryLinks]="true" [ellipses]="false"></ngb-pagination>
    </div>
    <div class="clearfix"></div>

    <app-transactions-list [transactions]="transactions" [paginated]="true"></app-transactions-list>

    <ng-template [ngIf]="transactionsError">
      <div class="text-center">
        <br>
        <span i18n="error.general-loading-data">Error loading data.</span>
        <br><br>
        <i>{{ transactionsError.status }}: {{ transactionsError.error }}</i>
        <br>
        <br>
      </div>
    </ng-template>

    <ng-template [ngIf]="isLoadingTransactions && !transactionsError">
      <div class="text-center mb-4" class="tx-skeleton">

        <ng-container *ngIf="(txsLoadingStatus$ | async) as txsLoadingStatus; else headerLoader">
          <div class="header-bg box">
            <div class="progress progress-dark" style="margin: 4px; height: 14px;">
              <div class="progress-bar progress-light" role="progressbar" [ngStyle]="{'width': txsLoadingStatus + '%' }"></div>
            </div>
          </div>
        </ng-container>

        <div class="header-bg box">
          <div class="row">
            <div class="col-sm">
              <span class="skeleton-loader"></span>
              <span class="skeleton-loader"></span>
            </div>
            <div class="col-sm">
              <span class="skeleton-loader"></span>
            </div>
          </div>
        </div>
      </div>
    </ng-template>
    <ngb-pagination class="pagination-container float-right" [collectionSize]="block.tx_count" [rotate]="true" [pageSize]="itemsPerPage" [(page)]="page" (pageChange)="pageChange(page, blockTxTitle)" [maxSize]="paginationMaxSize" [boundaryLinks]="true" [ellipses]="false"></ngb-pagination>

    <div class="clearfix"></div>
    <br>
  </ng-template>
  <ng-template [ngIf]="error">
    <div class="text-center">
      <span i18n="error.general-loading-data">Error loading data.</span>
      <br><br>
      <i>{{ error.status }}: {{ error.error }}</i>
    </div>
  </ng-template>

  <ng-template #headerLoader>
    <div class="header-bg box">
      <span class="skeleton-loader"></span>
    </div>
  </ng-template>

</div>

<ng-template #emptyBlockInfo>
  <a
    *ngIf="network === '' && block && block.height > 100000 && block.tx_count <= 1"
    class="info-bubble-link badge badge-primary"
    [routerLink]="['/docs/faq/' | relativeUrl]"
    fragment="why-empty-blocks"
  >
    <fa-icon [icon]="['fas', 'info-circle']" [fixedWidth]="true"></fa-icon>
    <span i18n="block.empty-block-explanation">Why is this block empty?</span>
  </a>
</ng-template>

<ng-template #expectedDetails>
  <table *ngIf="block && blockAudit && blockAudit.expectedFees != null" class="table table-borderless table-striped audit-details-table">
    <tbody>
      <tr>
        <td i18n="block.total-fees|Total fees in a block">Total fees</td>
        <td>
          <app-amount [satoshis]="blockAudit.expectedFees" digitsInfo="1.2-3" [noFiat]="true"></app-amount>
        </td>
      </tr>
      <tr>
        <td i18n="block.weight">Weight</td>
        <td [innerHTML]="'&lrm;' + (blockAudit.expectedWeight | wuBytes: 2)"></td>
      </tr>
      <tr>
        <td i18n="mempool-block.transactions">Transactions</td>
        <td>{{ blockAudit.template?.length || 0 }}</td>
      </tr>
    </tbody>
  </table>
</ng-template>

<ng-template #actualDetails>
  <table *ngIf="block && blockAudit && blockAudit.expectedFees != null" class="table table-borderless table-striped audit-details-table">
    <tbody>
      <tr>
        <td i18n="block.total-fees|Total fees in a block">Total fees</td>
        <td>
          <app-amount [satoshis]="block.extras.totalFees" digitsInfo="1.2-3" [noFiat]="true"></app-amount>
          <span *ngIf="blockAudit.feeDelta" class="difference" [class.positive]="blockAudit.feeDelta <= 0" [class.negative]="blockAudit.feeDelta > 0">
            {{ blockAudit.feeDelta < 0 ? '+' : '' }}{{ (-blockAudit.feeDelta * 100) | amountShortener: 2 }}%
          </span>
        </td>
      </tr>
      <tr>
        <td i18n="block.weight">Weight</td>
        <td [innerHTML]>
          <span [innerHTML]="'&lrm;' + (block.weight | wuBytes: 2)"></span>
          <span *ngIf="blockAudit.weightDelta" class="difference" [class.positive]="blockAudit.weightDelta <= 0" [class.negative]="blockAudit.weightDelta > 0">
            {{ blockAudit.weightDelta < 0 ? '+' : '' }}{{ (-blockAudit.weightDelta * 100) | amountShortener: 2 }}%
          </span>
        </td>
      </tr>
      <tr>
        <td i18n="mempool-block.transactions">Transactions</td>
        <td>
          {{ block.tx_count }}
          <span *ngIf="blockAudit.txDelta" class="difference" [class.positive]="blockAudit.txDelta <= 0" [class.negative]="blockAudit.txDelta > 0">
            {{ blockAudit.txDelta < 0 ? '+' : '' }}{{ (-blockAudit.txDelta * 100) | amountShortener: 2 }}%
          </span>
        </td>
      </tr>
    </tbody>
  </table>
</ng-template>

<br>
<br>