Press n or j to go to the next uncovered block, b, p or k for the previous block.
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 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | 12x 8x 8x 8x 22x 3x 19x 19x 19x 4x 15x 9x 15x 14x 1x 9x 4x 19x 8x 19x 11x 11x 11x 19x 8x 45x | import { ITrack } from "types/spotify"; export function findDuplicateSongs(allTracks: ITrack[]): { index: number; id: string | null; }[] { const seenByIds: Record<string, boolean> = {}; const seenByNameAndArtist: Record<string, number[]> = {}; const duplicateSongs = allTracks.reduce( (duplicates: { index: number; id: string }[], track, index) => { if ( !track || !track.id || !track.name || !Array.isArray(track.artists) || !track.artists[0].name ) { return duplicates; } let isDuplicate = false; const seenNameAndArtistKey = `${track.name}:${track.artists[0].name}`.toLowerCase(); if (track.id in seenByIds) { isDuplicate = true; } else { if (seenNameAndArtistKey in seenByNameAndArtist) { const similarDuration = seenByNameAndArtist[seenNameAndArtistKey].filter((duration) => { if (track.duration_ms) { return Math.abs(duration - track.duration_ms) < 2000; } return false; }).length !== 0; if (similarDuration) { isDuplicate = true; } } } if (isDuplicate) { duplicates.push({ index, id: track.id }); } if (!isDuplicate) { seenByIds[track.id] = true; seenByNameAndArtist[seenNameAndArtistKey] = seenByNameAndArtist[seenNameAndArtistKey] || []; seenByNameAndArtist[seenNameAndArtistKey].push( track.duration_ms as number ); } return duplicates; }, [] ); return duplicateSongs; } export default findDuplicateSongs; |