mirror of
https://github.com/mempool/mempool.git
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354 lines
11 KiB
TypeScript
354 lines
11 KiB
TypeScript
import { ChangeDetectionStrategy, Component, Inject, Input, LOCALE_ID, OnInit, HostBinding } from '@angular/core';
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import { EChartsOption} from '../../graphs/echarts';
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import { Observable } from 'rxjs';
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import { map, share, startWith, switchMap, tap } from 'rxjs/operators';
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import { ApiService } from '../../services/api.service';
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import { SeoService } from '../../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 { StorageService } from '../../services/storage.service';
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import { MiningService } from '../../services/mining.service';
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import { ActivatedRoute } from '@angular/router';
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import { download, formatterXAxis } from '../../shared/graphs.utils';
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@Component({
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selector: 'app-block-sizes-weights-graph',
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templateUrl: './block-sizes-weights-graph.component.html',
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styleUrls: ['./block-sizes-weights-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: 100;
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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 BlockSizesWeightsGraphComponent 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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@HostBinding('attr.dir') dir = 'ltr';
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blockSizesWeightsObservable$: Observable<any>;
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isLoading = true;
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formatNumber = formatNumber;
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timespan = '';
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chartInstance: any = undefined;
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constructor(
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@Inject(LOCALE_ID) public locale: string,
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private seoService: SeoService,
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private apiService: ApiService,
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private formBuilder: UntypedFormBuilder,
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private storageService: StorageService,
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private miningService: MiningService,
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private route: ActivatedRoute,
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) {
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}
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ngOnInit(): void {
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let firstRun = true;
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this.seoService.setTitle($localize`:@@56fa1cd221491b6478998679cba2dc8d55ba330d:Block Sizes and Weights`);
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this.seoService.setDescription($localize`:@@meta.description.bitcoin.graphs.block-sizes:See Bitcoin block sizes (MB) and block weights (weight units) visualized over time.`);
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this.miningWindowPreference = this.miningService.getDefaultTimespan('24h');
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this.radioGroupForm = this.formBuilder.group({ dateSpan: this.miningWindowPreference });
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this.radioGroupForm.controls.dateSpan.setValue(this.miningWindowPreference);
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this.route
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.fragment
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.subscribe((fragment) => {
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if (['24h', '3d', '1w', '1m', '3m', '6m', '1y', '2y', '3y', 'all'].indexOf(fragment) > -1) {
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this.radioGroupForm.controls.dateSpan.setValue(fragment, { emitEvent: false });
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}
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});
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this.blockSizesWeightsObservable$ = 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.timespan = timespan;
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if (!firstRun) {
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this.storageService.setValue('miningWindowPreference', timespan);
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}
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firstRun = false;
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this.miningWindowPreference = timespan;
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this.isLoading = true;
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return this.apiService.getHistoricalBlockSizesAndWeights$(timespan)
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.pipe(
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tap((response) => {
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const data = response.body;
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this.prepareChartOptions({
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sizes: data.sizes.map(val => [val.timestamp * 1000, val.avgSize / 1000000, val.avgHeight]),
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weights: data.weights.map(val => [val.timestamp * 1000, val.avgWeight / 1000000, val.avgHeight]),
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sizePerWeight: data.weights.map((val, i) => [val.timestamp * 1000, data.sizes[i].avgSize / (val.avgWeight / 4), val.avgHeight]),
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});
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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(data) {
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let title: object;
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if (data.sizes.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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animation: false,
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color: [
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'#FDD835',
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'#D81B60',
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'#039BE5',
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],
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grid: {
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top: 30,
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bottom: 70,
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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: '#b1b1b1',
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align: 'left',
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},
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borderColor: '#000',
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formatter: (ticks) => {
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let tooltip = `<b style="color: white; margin-left: 2px">${formatterXAxis(this.locale, this.timespan, parseInt(ticks[0].axisValue, 10))}</b><br>`;
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for (const tick of ticks) {
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if (tick.seriesIndex === 0) { // Size
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tooltip += `${tick.marker} ${tick.seriesName}: ${formatNumber(tick.data[1], this.locale, '1.2-2')} MB`;
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} else if (tick.seriesIndex === 1) { // Weight
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tooltip += `${tick.marker} ${tick.seriesName}: ${formatNumber(tick.data[1], this.locale, '1.2-2')} MWU`;
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} else if (tick.seriesIndex === 2) { // Size per weight
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tooltip += `${tick.marker} ${tick.seriesName}: ${formatNumber(tick.data[1], this.locale, '1.2-2')} B/vB`;
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}
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tooltip += `<br>`;
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}
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if (['24h', '3d'].includes(this.timespan)) {
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tooltip += `<small>` + $localize`At block: ${ticks[0].data[2]}` + `</small>`;
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} else {
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tooltip += `<small>` + $localize`Around block: ${ticks[0].data[2]}` + `</small>`;
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}
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return tooltip;
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}
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},
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xAxis: data.sizes.length === 0 ? undefined : {
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type: 'time',
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splitNumber: this.isMobile() ? 5 : 10,
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axisLabel: {
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hideOverlap: true,
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}
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},
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legend: data.sizes.length === 0 ? undefined : {
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padding: 10,
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data: [
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{
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name: $localize`:@@7faaaa08f56427999f3be41df1093ce4089bbd75:Size`,
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inactiveColor: 'rgb(110, 112, 121)',
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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: $localize`:@@919f2fd60a898850c24b1584362bbf18a4628bcb:Weight`,
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inactiveColor: 'rgb(110, 112, 121)',
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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: $localize`Size per weight`,
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inactiveColor: 'rgb(110, 112, 121)',
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textStyle: {
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color: 'white',
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},
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icon: 'roundRect',
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},
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],
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selected: JSON.parse(this.storageService.getValue('sizes_weights_legend')) ?? {
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'Size': true,
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'Weight': true,
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'Size per weight': true,
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}
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},
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yAxis: data.sizes.length === 0 ? undefined : [
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{
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type: 'value',
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position: 'left',
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min: (value) => {
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return value.min * 0.9;
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},
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axisLabel: {
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color: 'rgb(110, 112, 121)',
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formatter: (val) => {
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return `${Math.round(val * 100) / 100} MWU`;
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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: '#ffffff66',
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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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series: data.sizes.length === 0 ? [] : [
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{
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zlevel: 1,
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name: $localize`:@@7faaaa08f56427999f3be41df1093ce4089bbd75:Size`,
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showSymbol: false,
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symbol: 'none',
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data: data.sizes,
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type: 'line',
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lineStyle: {
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width: 2,
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},
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markLine: {
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silent: true,
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symbol: 'none',
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lineStyle: {
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type: 'solid',
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color: '#ffffff66',
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opacity: 1,
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width: 1,
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},
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data: [{
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yAxis: 1,
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label: {
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position: 'end',
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show: true,
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color: '#ffffff',
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formatter: `1 MB`
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}
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}],
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}
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},
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{
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zlevel: 1,
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yAxisIndex: 0,
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name: $localize`:@@919f2fd60a898850c24b1584362bbf18a4628bcb:Weight`,
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showSymbol: false,
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symbol: 'none',
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data: data.weights,
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type: 'line',
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lineStyle: {
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width: 2,
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}
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},
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{
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zlevel: 1,
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yAxisIndex: 0,
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name: $localize`Size per weight`,
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showSymbol: false,
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symbol: 'none',
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data: data.sizePerWeight,
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type: 'line',
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lineStyle: {
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width: 2,
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}
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}
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],
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dataZoom: [{
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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: 5,
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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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areaStyle: {
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opacity: 0,
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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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if (this.chartInstance !== undefined) {
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return;
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}
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this.chartInstance = ec;
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this.chartInstance.on('legendselectchanged', (e) => {
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this.storageService.setValue('sizes_weights_legend', JSON.stringify(e.selected));
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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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onSaveChart() {
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// @ts-ignore
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const prevBottom = this.chartOptions.grid.bottom;
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const now = new Date();
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// @ts-ignore
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this.chartOptions.grid.bottom = 40;
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this.chartOptions.backgroundColor = '#11131f';
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this.chartInstance.setOption(this.chartOptions);
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download(this.chartInstance.getDataURL({
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pixelRatio: 2,
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excludeComponents: ['dataZoom'],
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}), `block-sizes-weights-${this.timespan}-${Math.round(now.getTime() / 1000)}.svg`);
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// @ts-ignore
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this.chartOptions.grid.bottom = prevBottom;
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this.chartOptions.backgroundColor = 'none';
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this.chartInstance.setOption(this.chartOptions);
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}
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}
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