/**
* Parser for App Store list/ranking data from RSS feed
*/
import { parseApp, parseApps } from './app.js';
/**
* Parses RSS feed data from App Store rankings
* @param {Object} data - Raw RSS JSON response
* @returns {Array<Object>}
*/
export function parseList(data) {
if (!data || !data.feed) {
return [];
}
const apps = [];
try {
// RSS feed format has entries in feed.entry
if (data.feed.entry && Array.isArray(data.feed.entry)) {
for (const entry of data.feed.entry) {
// Convert RSS entry to app format
const app = {
trackId: extractId(entry),
bundleId: extractBundleId(entry),
trackName: extractTitle(entry),
artistName: extractArtist(entry),
artistId: extractArtistId(entry),
description: extractDescription(entry),
price: extractPrice(entry),
currency: 'USD',
averageUserRating: extractRating(entry),
userRatingCount: extractRatingCount(entry),
artworkUrl100: extractIcon(entry),
artworkUrl512: extractIcon(entry),
screenshotUrls: extractScreenshots(entry),
primaryGenreName: extractCategory(entry),
releaseDate: extractReleaseDate(entry),
kind: 'software',
};
// Use parseApp to normalize
const lookupData = { results: [app] };
const normalizedApp = parseApp(lookupData);
if (normalizedApp) {
apps.push(normalizedApp);
}
}
}
} catch (error) {
console.error('Error parsing App Store list:', error);
}
return apps;
}
/**
* Extracts app ID from RSS entry
*/
function extractId(entry) {
return entry.id?.attributes?.['im:id'] ||
entry['im:id']?.label ||
entry.id?.label ||
null;
}
/**
* Extracts bundle ID from RSS entry
*/
function extractBundleId(entry) {
return entry['im:bundleId']?.label || null;
}
/**
* Extracts title from RSS entry
*/
function extractTitle(entry) {
return entry.title?.label ||
entry['im:name']?.label ||
entry.title ||
null;
}
/**
* Extracts artist/developer from RSS entry
*/
function extractArtist(entry) {
return entry['im:artist']?.label ||
entry.author?.name?.label ||
entry['im:artist']?.label ||
null;
}
/**
* Extracts artist ID from RSS entry
*/
function extractArtistId(entry) {
return entry['im:artist']?.attributes?.href?.match(/id(\d+)/)?.[1] || null;
}
/**
* Extracts description from RSS entry
*/
function extractDescription(entry) {
return entry.summary?.label ||
entry.content?.label ||
entry.description?.label ||
null;
}
/**
* Extracts price from RSS entry
*/
function extractPrice(entry) {
const priceStr = entry['im:price']?.label || entry['im:price'] || '0';
const price = parseFloat(priceStr.replace(/[^0-9.]/g, '')) || 0;
return price;
}
/**
* Extracts rating from RSS entry
*/
function extractRating(entry) {
const ratingStr = entry['im:rating']?.label || entry['im:rating'] || null;
return ratingStr ? parseFloat(ratingStr) : null;
}
/**
* Extracts rating count from RSS entry
*/
function extractRatingCount(entry) {
const countStr = entry['im:ratingCount']?.label || entry['im:ratingCount'] || '0';
return parseInt(countStr.replace(/[^0-9]/g, ''), 10) || 0;
}
/**
* Extracts icon from RSS entry
*/
function extractIcon(entry) {
const images = entry['im:image'];
if (Array.isArray(images) && images.length > 0) {
// Get the largest image (usually last)
return images[images.length - 1]?.label || images[0]?.label || null;
}
return images?.label || null;
}
/**
* Extracts screenshots from RSS entry
*/
function extractScreenshots(entry) {
// RSS feed typically doesn't include screenshots
return [];
}
/**
* Extracts category from RSS entry
*/
function extractCategory(entry) {
return entry.category?.attributes?.label ||
entry['im:category']?.attributes?.label ||
entry.category?.label ||
null;
}
/**
* Extracts release date from RSS entry
*/
function extractReleaseDate(entry) {
return entry['im:releaseDate']?.label ||
entry.published?.label ||
entry.updated?.label ||
null;
}
