Created
December 30, 2015 16:56
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import {Dates} from './dates'; | |
import {RatesService} from '../pages/rates/rates.service'; | |
import {TransactionsService} from '../pages/transactions/transactions.service'; | |
import * as _ from 'lodash'; | |
export class Calculate { | |
constructor() { | |
this.dates = new Dates(); | |
this.ratesService = new RatesService(); | |
this.transactionsService = new TransactionsService(); | |
} | |
today(date = new Date()) { | |
let d = this.dates.createDate(date); | |
return this.sumRange([d,d]); | |
} | |
week(date = new Date()) { | |
var w = this.dates.startAndEndOfWeek(date); | |
return this.sumRange(w); | |
} | |
month(date = new Date()) { | |
let m = this.dates.startAndEndOfMonth(date); | |
return this.sumRange(m); | |
} | |
year(date = new Date()) { | |
let y = this.dates.startAndEndOfYear(date); | |
return this.sumRange(y); | |
} | |
sumRange(range) { | |
return this.ratesService.calculateDailyRate().then(dailyRate => { | |
return this.transactionsService.range(range).then(all => { | |
let totalIn = _.chain(all).filter({direction: 'In'}).map('amount').sum().value(); | |
let totalOut = _.chain(all).filter({direction: 'Out'}).map('amount').sum().value(); | |
let totalDailyRate = this.dates.numberOfDaysInRange(range) * dailyRate; | |
return (totalDailyRate + totalIn) - totalOut; | |
}); | |
}); | |
} | |
} |
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