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fix(plugins/isocalendar): algorithm improvements for date ranges (#759) [skip ci]

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This commit is contained in:
Simon Lecoq
2022-01-09 19:54:38 +01:00
committed by GitHub
parent 8d1f82963b
commit 469a5ec4d0
1 changed files with 40 additions and 41 deletions
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81
source/plugins/isocalendar/index.mjs
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@@ -13,33 +13,22 @@ export default async function({login, data, graphql, q, imports, queries, accoun
const now = new Date()
const start = new Date(now)
if (duration === "full-year")
start.setFullYear(now.getFullYear() - 1)
start.setUTCFullYear(now.getUTCFullYear() - 1)
else
start.setHours(-24 * 180)
start.setUTCHours(-180 * 24)
//Compute padding to ensure last row is complete
const padding = new Date(start)
padding.setHours(-14 * 24)
//Ensure start day is a sunday, and that time is set to 00:00:00.000
if (start.getUTCDay())
start.setUTCHours(-start.getUTCDay() * 24)
start.setUTCMilliseconds(0)
start.setUTCSeconds(0)
start.setUTCMinutes(0)
start.setUTCHours(0)
//Retrieve contribution calendar from graphql api
console.debug(`metrics/compute/${login}/plugins > isocalendar > querying api`)
const calendar = {}
for (const [name, from, to] of [["padding", padding, start], ["weeks", start, now]]) {
console.debug(`metrics/compute/${login}/plugins > isocalendar > loading ${name} from "${from.toISOString()}" to "${to.toISOString()}"`)
const {user:{calendar:{contributionCalendar:{weeks}}}} = await graphql(queries.isocalendar.calendar({login, from:from.toISOString(), to:to.toISOString()}))
calendar[name] = weeks
}
//Apply padding
console.debug(`metrics/compute/${login}/plugins > isocalendar > applying padding`)
const firstweek = calendar.weeks[0].contributionDays
const padded = calendar.padding.flatMap(({contributionDays}) => contributionDays).filter(({date}) => !firstweek.map(({date}) => date).includes(date))
while (firstweek.length < 7)
firstweek.unshift(padded.pop())
//Compute the highest contributions in a day, streaks and average commits per day
//Compute contribution calendar, highest contributions in a day, streaks and average commits per day
console.debug(`metrics/compute/${login}/plugins > isocalendar > computing stats`)
const {streak, max, average} = await statistics({login, data, graphql, queries})
const calendar = {weeks:[]}
const {streak, max, average} = await statistics({login, graphql, queries, start, end:now, calendar})
const reference = Math.max(...calendar.weeks.flatMap(({contributionDays}) => contributionDays.map(({contributionCount}) => contributionCount)))
//Compute SVG
@@ -91,28 +80,38 @@ export default async function({login, data, graphql, q, imports, queries, accoun
}
/**Compute max and current streaks */
async function statistics({login, data, graphql, queries}) {
async function statistics({login, graphql, queries, start, end, calendar}) {
let average = 0, max = 0, streak = {max:0, current:0}, values = []
const now = new Date()
for (let from = new Date(data.user.createdAt); from < now;) {
//Load contribution calendar
//Load contribution calendar
for (let from = new Date(start); from < end;) {
//Set date range
let to = new Date(from)
to.setFullYear(to.getFullYear() + 1)
if (to > now)
to = now
console.debug(`metrics/compute/${login}/plugins > isocalendar > loading calendar from "${from.toISOString()}" to "${to.toISOString()}"`)
const {user:{calendar:{contributionCalendar:{weeks}}}} = await graphql(queries.isocalendar.calendar({login, from:from.toISOString(), to:to.toISOString()}))
from = to
//Compute streaks
for (const week of weeks) {
for (const day of week.contributionDays) {
values.push(day.contributionCount)
max = Math.max(max, day.contributionCount)
streak.current = day.contributionCount ? streak.current + 1 : 0
streak.max = Math.max(streak.max, streak.current)
}
to.setUTCHours(+4 * 7 * 24)
if (to > end)
to = end
//Ensure that date ranges are not overlapping by setting it to previous day at 23:59:59.999
const dto = new Date(to)
dto.setUTCHours(-1)
dto.setUTCMinutes(59)
dto.setUTCSeconds(59)
dto.setUTCMilliseconds(999)
//Fetch data from api
console.debug(`metrics/compute/${login}/plugins > isocalendar > loading calendar from "${from.toISOString()}" to "${dto.toISOString()}"`)
const {user:{calendar:{contributionCalendar:{weeks}}}} = await graphql(queries.isocalendar.calendar({login, from:from.toISOString(), to:dto.toISOString()}))
calendar.weeks.push(...weeks)
//Set next date range start
from = new Date(to)
}
//Compute streaks
for (const week of calendar.weeks) {
for (const day of week.contributionDays) {
values.push(day.contributionCount)
max = Math.max(max, day.contributionCount)
streak.current = day.contributionCount ? streak.current + 1 : 0
streak.max = Math.max(streak.max, streak.current)
}
}
//Compute average
average = (values.reduce((a, b) => a + b, 0) / values.length).toFixed(2).replace(/[.]0+$/, "")
return {streak, max, average}
}