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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| import { describe, expect, it } from 'vitest'; | ||
| import { computeCosts } from './cost.js'; | ||
|
|
||
| describe('Cost computer', () => { | ||
| it('Should take start and end dates in account', () => { | ||
| const result = computeCosts( | ||
| [ | ||
| { start: '2024-01-15T00:00:00+01:00', state: 1000, sum: 0 }, | ||
| { start: '2024-01-16T00:00:00+01:00', state: 2000, sum: 0 }, | ||
| { start: '2024-01-17T00:00:00+01:00', state: 3000, sum: 0 }, | ||
| { start: '2024-01-18T00:00:00+01:00', state: 4000, sum: 0 }, | ||
| { start: '2024-01-19T00:00:00+01:00', state: 5000, sum: 0 }, | ||
| { start: '2024-01-20T00:00:00+01:00', state: 6000, sum: 0 }, | ||
| ], | ||
| [ | ||
| { price: 0.1, end_date: '2024-01-16' }, | ||
| { price: 1, start_date: '2024-01-17', end_date: '2024-01-19' }, | ||
| { price: 10, start_date: '2024-01-19' }, | ||
| ], | ||
| ); | ||
|
|
||
| expect(result).toEqual([ | ||
| { start: '2024-01-15T00:00:00+01:00', state: 0.1, sum: 0.1 }, | ||
| { start: '2024-01-17T00:00:00+01:00', state: 3, sum: 3 + 0.1 }, | ||
| { start: '2024-01-18T00:00:00+01:00', state: 4, sum: 4 + 3 + 0.1 }, | ||
| { start: '2024-01-19T00:00:00+01:00', state: 50, sum: 50 + 4 + 3 + 0.1 }, | ||
| { start: '2024-01-20T00:00:00+01:00', state: 60, sum: 60 + 50 + 4 + 3 + 0.1 }, | ||
| ]); | ||
| }); | ||
|
|
||
| it('Should take weekday in account', () => { | ||
| const result = computeCosts( | ||
| [ | ||
| { start: '2024-01-01T00:00:00+01:00', state: 1000, sum: 0 }, | ||
| { start: '2024-01-02T00:00:00+01:00', state: 2000, sum: 0 }, | ||
| { start: '2024-01-03T00:00:00+01:00', state: 3000, sum: 0 }, | ||
| { start: '2024-01-04T00:00:00+01:00', state: 4000, sum: 0 }, | ||
| { start: '2024-01-05T00:00:00+01:00', state: 5000, sum: 0 }, | ||
| ], | ||
| [ | ||
| { price: 2, weekday: ['mon', 'sun'] }, | ||
| { price: 10, weekday: ['wed', 'thu'] }, | ||
| ], | ||
| ); | ||
|
|
||
| expect(result).toEqual([ | ||
| { start: '2024-01-01T00:00:00+01:00', state: 2, sum: 2 }, | ||
| { start: '2024-01-03T00:00:00+01:00', state: 30, sum: 30 + 2 }, | ||
| { start: '2024-01-04T00:00:00+01:00', state: 40, sum: 40 + 30 + 2 }, | ||
| ]); | ||
| }); | ||
|
|
||
| it('Should take time in account', () => { | ||
| const result = computeCosts( | ||
| [ | ||
| { start: '2024-01-01T00:00:00+01:00', state: 500, sum: 0 }, | ||
| { start: '2024-01-01T01:00:00+01:00', state: 1000, sum: 0 }, | ||
| { start: '2024-01-01T02:00:00+01:00', state: 2000, sum: 0 }, | ||
| { start: '2024-01-01T03:00:00+01:00', state: 3000, sum: 0 }, | ||
| { start: '2024-01-01T04:00:00+01:00', state: 4000, sum: 0 }, | ||
| { start: '2024-01-01T05:00:00+01:00', state: 5000, sum: 0 }, | ||
| ], | ||
| [ | ||
| { price: 0.1, before: '01:00' }, | ||
| { price: 1, after: '01:00', before: '03:00' }, | ||
| { price: 10, after: '03:00', before: '04:00' }, | ||
| { price: 100, after: '05:00' }, | ||
| ], | ||
| ); | ||
|
|
||
| expect(result).toEqual([ | ||
| { start: '2024-01-01T00:00:00+01:00', state: 0.05, sum: 0.05 }, | ||
| { start: '2024-01-01T01:00:00+01:00', state: 1, sum: 1 + 0.05 }, | ||
| { start: '2024-01-01T02:00:00+01:00', state: 2, sum: 2 + 1 + 0.05 }, | ||
| { start: '2024-01-01T03:00:00+01:00', state: 30, sum: 30 + 2 + 1 + 0.05 }, | ||
| { start: '2024-01-01T05:00:00+01:00', state: 500, sum: 500 + 30 + 2 + 1 + 0.05 }, | ||
| ]); | ||
| }); | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| import { StatisticDataPoint } from './format.js'; | ||
| import { CostConfig } from './config.js'; | ||
| import dayjs from 'dayjs'; | ||
| import { info } from './log.js'; | ||
|
|
||
| export function computeCosts(energy: StatisticDataPoint[], costConfigs: CostConfig[]): StatisticDataPoint[] { | ||
| const result: StatisticDataPoint[] = []; | ||
|
|
||
| for (const point of energy) { | ||
| const matchingCostConfig = findMatchingCostConfig(point, costConfigs); | ||
| if (matchingCostConfig) { | ||
| const cost = Math.round(matchingCostConfig.price * point.state) / 1000; | ||
| result.push({ | ||
| start: point.start, | ||
| state: cost, | ||
| sum: Math.round(1000 * ((result.length === 0 ? 0 : result[result.length - 1].sum) + cost)) / 1000, | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| if (result.length > 0) { | ||
| const intervalFrom = dayjs(result[0].start).format('DD/MM/YYYY'); | ||
| const intervalTo = dayjs(result[result.length - 1].start).format('DD/MM/YYYY'); | ||
| info(`Successfully computed the cost of ${result.length} data points from ${intervalFrom} to ${intervalTo}`); | ||
| } | ||
|
|
||
| return result; | ||
| } | ||
|
|
||
| function findMatchingCostConfig(point: StatisticDataPoint, configs: CostConfig[]): CostConfig { | ||
| return configs.find((config) => { | ||
| if (!config.price || typeof config.price !== 'number') { | ||
| return false; | ||
| } | ||
| const pointStart = dayjs(point.start); | ||
| if (config.start_date) { | ||
| const configStartDate = dayjs(config.start_date); | ||
| if (pointStart.isBefore(configStartDate)) { | ||
| return false; | ||
| } | ||
| } | ||
| if (config.end_date) { | ||
| const configEndDate = dayjs(config.end_date); | ||
| if (pointStart.isAfter(configEndDate) || pointStart.isSame(configEndDate)) { | ||
| return false; | ||
| } | ||
| } | ||
|
|
||
| if (config.weekday && config.weekday.length > 0) { | ||
| const weekday = pointStart.format('ddd').toLowerCase(); | ||
| if (!(config.weekday as string[]).includes(weekday)) { | ||
| return false; | ||
| } | ||
| } | ||
|
|
||
| if (config.after) { | ||
| const afterHour = +config.after.split(':')[0]; | ||
| if (isNaN(afterHour) || pointStart.hour() < afterHour) { | ||
| return false; | ||
| } | ||
| } | ||
|
|
||
| if (config.before) { | ||
| const beforeHour = +config.before.split(':')[0]; | ||
| if (isNaN(beforeHour) || pointStart.hour() >= beforeHour) { | ||
| return false; | ||
| } | ||
| } | ||
|
|
||
| return true; | ||
| }); | ||
| } |
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