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perf(ui): parallelize chunked chart download fetches #2269

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Merged
ghostdevv merged 1 commit into from
Mar 25, 2026
Merged

perf(ui): parallelize chunked chart download fetches #2269

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13 changes: 7 additions & 6 deletions app/composables/useCharts.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@ import type {
WeeklyDataPoint,
YearlyDataPoint,
} from '~/types/chart'
import { mapWithConcurrency } from '#shared/utils/async'
import { fetchNpmDownloadsRange } from '~/utils/npm/api'

export type PackumentLikeForTime = {
Expand Down Expand Up @@ -256,12 +257,12 @@ async function fetchDailyRangeChunked(packageName: string, startIso: string, end
return fetchDailyRangeCached(packageName, startIso, endIso)
}

const all: DailyRawPoint[] = []

for (const range of ranges) {
const part = await fetchDailyRangeCached(packageName, range.startIso, range.endIso)
all.push(...part)
}
const parts = await mapWithConcurrency(
ranges,
range => fetchDailyRangeCached(packageName, range.startIso, range.endIso),
10,
)
const all = parts.flat()

return mergeDailyPoints(all)
}
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