84 lines
2.8 KiB
TypeScript
84 lines
2.8 KiB
TypeScript
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/**
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* iTunes Search API integration for fetching release years
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* API Documentation: https://performance-partners.apple.com/search-api
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*/
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interface ItunesResult {
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wrapperType: string;
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kind: string;
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artistName: string;
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collectionName: string;
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trackName: string;
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releaseDate: string;
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primaryGenreName: string;
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}
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interface ItunesResponse {
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resultCount: number;
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results: ItunesResult[];
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}
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/**
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* Get the earliest release year for a song from iTunes
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* @param artist Artist name
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* @param title Song title
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* @returns Release year or null if not found
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*/
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export async function getReleaseYearFromItunes(artist: string, title: string): Promise<number | null> {
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try {
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// Construct search URL
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// entity=song ensures we get individual tracks
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// limit=10 to get a good range of potential matches (originals, remasters, best ofs)
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const term = encodeURIComponent(`${artist} ${title}`);
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const url = `https://itunes.apple.com/search?term=${term}&entity=song&limit=10`;
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const response = await fetch(url, {
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headers: {
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'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36'
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}
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});
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if (!response.ok) {
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console.error(`iTunes API error: ${response.status} ${response.statusText}`);
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return null;
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}
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const data: ItunesResponse = await response.json();
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if (data.resultCount === 0) {
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return null;
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}
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// Filter for exact(ish) matches to avoid wrong songs
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// and find the earliest release date
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let earliestYear: number | null = null;
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const normalizedTitle = title.toLowerCase().replace(/[^\w\s]/g, '');
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const normalizedArtist = artist.toLowerCase().replace(/[^\w\s]/g, '');
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for (const result of data.results) {
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// Basic validation that it's the right song
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const resTitle = result.trackName.toLowerCase().replace(/[^\w\s]/g, '');
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const resArtist = result.artistName.toLowerCase().replace(/[^\w\s]/g, '');
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// Check if title and artist are contained in the result (fuzzy match)
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if (resTitle.includes(normalizedTitle) && resArtist.includes(normalizedArtist)) {
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if (result.releaseDate) {
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const year = new Date(result.releaseDate).getFullYear();
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if (!isNaN(year)) {
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if (earliestYear === null || year < earliestYear) {
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earliestYear = year;
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}
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}
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}
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}
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}
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return earliestYear;
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} catch (error) {
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console.error(`Error fetching release year from iTunes for "${title}" by "${artist}":`, error);
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return null;
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}
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}
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