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Refactor power of ten conversion into one wrapper

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This commit is contained in:
nymkappa 2022-02-21 15:55:27 +09:00
parent 6927ea09e7
commit ba1fd78f09
3 changed files with 33 additions and 30 deletions
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29
frontend/src/app/bitcoin.utils.ts
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@ -130,3 +130,32 @@ export const formatNumber = (s, precision = null) => {
// Utilities for segwitFeeGains
const witnessSize = (vin: Vin) => vin.witness.reduce((S, w) => S + (w.length / 2), 0);
const scriptSigSize = (vin: Vin) => vin.scriptsig ? vin.scriptsig.length / 2 : 0;
// Power of ten wrapper
export function selectPowerOfTen(val: number) {
const powerOfTen = {
exa: Math.pow(10, 18),
peta: Math.pow(10, 15),
terra: Math.pow(10, 12),
giga: Math.pow(10, 9),
mega: Math.pow(10, 6),
kilo: Math.pow(10, 3),
};
let selectedPowerOfTen;
if (val < powerOfTen.mega) {
selectedPowerOfTen = { divider: 1, unit: '' }; // no scaling
} else if (val < powerOfTen.giga) {
selectedPowerOfTen = { divider: powerOfTen.mega, unit: 'M' };
} else if (val < powerOfTen.terra) {
selectedPowerOfTen = { divider: powerOfTen.giga, unit: 'G' };
} else if (val < powerOfTen.peta) {
selectedPowerOfTen = { divider: powerOfTen.terra, unit: 'T' };
} else if (val < powerOfTen.exa) {
selectedPowerOfTen = { divider: powerOfTen.peta, unit: 'P' };
} else {
selectedPowerOfTen = { divider: powerOfTen.exa, unit: 'E' };
}
return selectedPowerOfTen;
}

10
frontend/src/app/components/difficulty-chart/difficulty-chart.component.ts
View File

@ -6,6 +6,7 @@ import { ApiService } from 'src/app/services/api.service';
import { SeoService } from 'src/app/services/seo.service';
import { formatNumber } from '@angular/common';
import { FormBuilder, FormGroup } from '@angular/forms';
import { selectPowerOfTen } from 'src/app/bitcoin.utils';
@Component({
selector: 'app-difficulty-chart',
@ -70,15 +71,8 @@ export class DifficultyChartComponent implements OnInit {
const tableData = [];
for (let i = 0; i < data.adjustments.length - 1; ++i) {
const selectedPowerOfTen: any = selectPowerOfTen(data.adjustments[i].difficulty);
const change = (data.adjustments[i].difficulty / data.adjustments[i + 1].difficulty - 1) * 100;
let selectedPowerOfTen = { divider: powerOfTen.terra, unit: 'T' };
if (data.adjustments[i].difficulty < powerOfTen.mega) {
selectedPowerOfTen = { divider: 1, unit: '' }; // no scaling
} else if (data.adjustments[i].difficulty < powerOfTen.giga) {
selectedPowerOfTen = { divider: powerOfTen.mega, unit: 'M' };
} else if (data.adjustments[i].difficulty < powerOfTen.terra) {
selectedPowerOfTen = { divider: powerOfTen.giga, unit: 'G' };
}
tableData.push(Object.assign(data.adjustments[i], {
change: change,

24
frontend/src/app/components/hashrate-chart/hashrate-chart.component.ts
View File

@ -6,6 +6,7 @@ import { ApiService } from 'src/app/services/api.service';
import { SeoService } from 'src/app/services/seo.service';
import { formatNumber } from '@angular/common';
import { FormBuilder, FormGroup } from '@angular/forms';
import { selectPowerOfTen } from 'src/app/bitcoin.utils';
@Component({
selector: 'app-hashrate-chart',
@ -103,28 +104,7 @@ export class HashrateChartComponent implements OnInit {
type: 'value',
axisLabel: {
formatter: (val) => {
const powerOfTen = {
exa: Math.pow(10, 18),
peta: Math.pow(10, 15),
terra: Math.pow(10, 12),
giga: Math.pow(10, 9),
mega: Math.pow(10, 6),
kilo: Math.pow(10, 3),
};
let selectedPowerOfTen = { divider: powerOfTen.exa, unit: 'E' };
if (val < powerOfTen.mega) {
selectedPowerOfTen = { divider: 1, unit: '' }; // no scaling
} else if (val < powerOfTen.giga) {
selectedPowerOfTen = { divider: powerOfTen.mega, unit: 'M' };
} else if (val < powerOfTen.terra) {
selectedPowerOfTen = { divider: powerOfTen.giga, unit: 'G' };
} else if (val < powerOfTen.peta) {
selectedPowerOfTen = { divider: powerOfTen.terra, unit: 'T' };
} else if (val < powerOfTen.exa) {
selectedPowerOfTen = { divider: powerOfTen.peta, unit: 'P' };
}
const selectedPowerOfTen: any = selectPowerOfTen(val);
const newVal = val / selectedPowerOfTen.divider;
return `${newVal} ${selectedPowerOfTen.unit}`
}