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import { Client, QueryDefinition } from 'cozy-client'
import { DateTime, Interval } from 'luxon'
import {
ENEDIS_DAY_DOCTYPE,
ENEDIS_MONTH_DOCTYPE,
ENEDIS_YEAR_DOCTYPE,
GRDF_DAY_DOCTYPE,
GRDF_MONTH_DOCTYPE,
GRDF_YEAR_DOCTYPE,
EGL_DAY_DOCTYPE,
EGL_MONTH_DOCTYPE,
EGL_YEAR_DOCTYPE,
ENEDIS_MINUTE_DOCTYPE,
GRDF_HOUR_DOCTYPE,
} from 'doctypes'
import { FluidType } from 'enum/fluid.enum'
import { TimeStep, ITimePeriod, IDataload } from './dataConsumptionContracts'
export class QueryRunner {
// TODO to be clean up
private readonly _max_limit = 1000
private readonly _default_months = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]
private readonly _default_days = [
1,
2,
3,
4,
5,
6,
7,
8,
9,
10,
11,
12,
13,
14,
15,
16,
17,
18,
19,
20,
21,
22,
23,
24,
25,
26,
27,
28,
29,
30,
31,
]
private readonly _client: Client
constructor(_client: Client) {
this._client = _client
}
public async fetchFluidData(
timePeriod: ITimePeriod,
timeStep: TimeStep,
fluidType: FluidType
): Promise<IDataload[] | null> {
const result = await this.fetchData(
this.buildListQuery(timeStep, timePeriod, fluidType, this._max_limit)
)
if (result && result.data) {
const filteredResult = this.filterDataList(result, timePeriod)
const mappedResult = this.mapDataList(filteredResult)
public async fetchFluidMaxData(
maxTimePeriod: ITimePeriod,
timeStep: TimeStep,
fluidType: FluidType
): Promise<number | null> {
const result = await this.fetchData(
this.buildMaxQuery(timeStep, maxTimePeriod, fluidType, this._max_limit)
)
if (timeStep === TimeStep.HALF_AN_HOUR) {
const lastDayOfPreviousMonth = {
startDate: maxTimePeriod.startDate.plus({ day: -1 }),
endDate: maxTimePeriod.startDate.plus({ day: -1 }).endOf('days'),
}
const lastDayOfPreviousMonthResult = await this.fetchData(
this.buildMaxQuery(
timeStep,
lastDayOfPreviousMonth,
fluidType,
this._max_limit
)
)
return Math.max(
lastDayOfPreviousMonthResult.data[0].load,
result.data[0].load
)
}
if (result && result.data) {
const filteredResult = this.filterDataList(result, maxTimePeriod)
const mappedResult = this.mapDataList(filteredResult)
return mappedResult && mappedResult[0] && mappedResult[0].value
}
return null
}
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public async getLastDateData(fluidType: FluidType): Promise<DateTime | null> {
const result = await this.fetchData(this.buildLastDateQuery(fluidType, 1))
if (
result &&
result.data &&
result.data[0] &&
result.data[0].year &&
result.data[0].month &&
result.data[0].day
) {
return DateTime.local(
result.data[0].year,
result.data[0].month,
result.data[0].day
)
}
return null
}
private async fetchData(query: QueryDefinition) {
let result = null
try {
result = await this._client.query(query)
} catch (error) {
// log stuff
//throw new Error("Cozy Cient Error");
return null
}
return result
}
public async getEntries(fluidType: FluidType, timeStep: TimeStep) {
const doctype = this.getRelevantDoctype(fluidType, timeStep)
result = await this._client.query(this._client.find(doctype).where({}))
} catch (error) {
return null
}
return result
}
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private filterDataList(data, timePeriod: ITimePeriod) {
const filteredResult = data.data.filter(entry =>
this.withinDateBoundaries(
DateTime.local(
entry.year,
entry.month === 0 ? 1 : entry.month,
entry.day === 0 ? 1 : entry.day
),
timePeriod
)
)
return filteredResult
}
private mapDataList(data) {
const mappedResult = data.map(entry => ({
date: DateTime.local(
entry.year,
entry.month == 0 ? 1 : entry.month,
entry.day === 0 ? 1 : entry.day,
entry.hour,
entry.minute
),
value: entry.load,
}))
return mappedResult
}
private buildListQuery(
timeStep: TimeStep,
timePeriod: ITimePeriod,
fluidType: FluidType,
limit: number
) {
const doctype = this.getRelevantDoctype(fluidType, timeStep)
return this._client
.find(doctype)
.where(this.getPredicate(timePeriod, timeStep))
.limitBy(limit)
}
private buildMaxQuery(
timeStep: TimeStep,
maxTimePeriod: ITimePeriod,
fluidType: FluidType,
limit: number
) {
const doctype = this.getRelevantDoctype(fluidType, timeStep)
if (timeStep === TimeStep.HALF_AN_HOUR) {
return this._client
.find(doctype)
.where(this.getPredicate(maxTimePeriod, 20))
.limitBy(1)
.sortBy([{ load: 'desc' }])
}
return this._client
.find(doctype)
.where(this.getPredicate(maxTimePeriod, timeStep))
.limitBy(limit)
.sortBy([{ load: 'desc' }])
}
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private withinDateBoundaries(dateTime: DateTime, timePeriod: ITimePeriod) {
return dateTime <= timePeriod.endDate && dateTime >= timePeriod.startDate
}
private getInBetweenMonths(timePeriod: ITimePeriod) {
const intervalCount = Interval.fromDateTimes(
timePeriod.startDate,
timePeriod.endDate
).count('month')
if (intervalCount >= 12) return this._default_months
const monthList = []
let offset = 0
if (timePeriod.startDate.year !== timePeriod.endDate.year) offset = 12
for (
let m = timePeriod.startDate.month;
m <= timePeriod.endDate.month + offset;
m++
)
monthList.push(m > offset ? m - offset : m)
return monthList
}
private getInBetweenDays(timePeriod: ITimePeriod) {
const intervalCount = Interval.fromDateTimes(
timePeriod.startDate,
timePeriod.endDate
).count('day')
if (intervalCount >= 31) return this._default_days
const dayList = []
let offset = 0
if (timePeriod.startDate.month !== timePeriod.endDate.month) offset = 31
for (
let d = timePeriod.startDate.day;
d <= timePeriod.endDate.day + offset;
d++
)
dayList.push(d > offset ? d - offset : d)
return dayList
}
private buildLastDateQuery(fluidType: FluidType, limit: number) {
const doctype = this.getRelevantDoctype(fluidType, TimeStep.DAY)
return this._client
.find(doctype)
.where({})
.indexFields(['year', 'month', 'day'])
.sortBy([{ year: 'desc' }, { month: 'desc' }, { day: 'desc' }])
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}
private getPredicate(timePeriod: ITimePeriod, timeStep: TimeStep) {
let predicate = {}
switch (timeStep) {
case TimeStep.HALF_AN_HOUR:
predicate = {
year: {
$eq: timePeriod.startDate.year,
},
month: {
$eq: timePeriod.startDate.month,
},
day: {
$eq: timePeriod.startDate.day,
},
}
break
case TimeStep.DAY:
predicate = {
year: {
$lte: timePeriod.endDate.year,
$gte: timePeriod.startDate.year,
},
month: {
$in: this.getInBetweenMonths(timePeriod),
},
day: {
$in: this.getInBetweenDays(timePeriod),
},
}
break
case TimeStep.MONTH:
predicate = {
year: {
$lte: timePeriod.endDate.year,
$gte: timePeriod.startDate.year,
},
month: {
$in: this.getInBetweenMonths(timePeriod),
},
}
break
case TimeStep.YEAR:
predicate = {
year: {
$lte: timePeriod.endDate.year,
$gte: timePeriod.startDate.year,
},
}
break
}
return predicate
}
private getRelevantDoctype(fluidType: FluidType, timeStep: TimeStep) {
let doctype = ''
switch (fluidType) {
case FluidType.ELECTRICITY:
{
switch (timeStep) {
case TimeStep.HALF_AN_HOUR:
doctype = ENEDIS_MINUTE_DOCTYPE
break
case TimeStep.DAY:
doctype = ENEDIS_DAY_DOCTYPE
break
case TimeStep.MONTH:
doctype = ENEDIS_MONTH_DOCTYPE
break
case TimeStep.YEAR:
doctype = ENEDIS_YEAR_DOCTYPE
break
default:
doctype = ENEDIS_DAY_DOCTYPE
}
}
break
case FluidType.WATER:
{
switch (timeStep) {
case TimeStep.DAY:
doctype = EGL_DAY_DOCTYPE
break
case TimeStep.MONTH:
doctype = EGL_MONTH_DOCTYPE
break
case TimeStep.YEAR:
doctype = EGL_YEAR_DOCTYPE
break
default:
doctype = EGL_DAY_DOCTYPE
}
}
break
case FluidType.GAS:
{
switch (timeStep) {
case TimeStep.HOUR:
doctype = GRDF_HOUR_DOCTYPE
break
case TimeStep.DAY:
doctype = GRDF_DAY_DOCTYPE
break
case TimeStep.MONTH:
doctype = GRDF_MONTH_DOCTYPE
break
case TimeStep.YEAR:
doctype = GRDF_YEAR_DOCTYPE
break
default:
doctype = GRDF_DAY_DOCTYPE
}
}
break
default:
break
}
return doctype
}
}