RhythmBox/lib/services/spotify/spotify_endpoints.dart
2024-08-30 13:43:29 +08:00

215 lines
6.2 KiB
Dart

import 'dart:convert';
import 'package:dio/dio.dart';
import 'package:rhythm_box/services/spotify/spotify_feed.dart';
import 'package:spotify/spotify.dart';
import 'package:timezone/timezone.dart' as tz;
class CustomSpotifyEndpoints {
static const _baseUrl = 'https://api.spotify.com/v1';
final String accessToken;
final Dio _client;
CustomSpotifyEndpoints(this.accessToken)
: _client = Dio(
BaseOptions(
baseUrl: _baseUrl,
responseType: ResponseType.json,
headers: {
'content-type': 'application/json',
if (accessToken.isNotEmpty)
'authorization': 'Bearer $accessToken',
'accept': 'application/json',
},
),
);
// views API
/// Get a single view of given genre
///
/// Currently known genres are:
/// - new-releases-page
/// - made-for-x-hub (it requires authentication)
/// - my-mix-genres (it requires authentication)
/// - artist-seed-mixes (it requires authentication)
/// - my-mix-decades (it requires authentication)
/// - my-mix-moods (it requires authentication)
/// - podcasts-and-more (it requires authentication)
/// - uniquely-yours-in-hub (it requires authentication)
/// - made-for-x-dailymix (it requires authentication)
/// - made-for-x-discovery (it requires authentication)
Future<Map<String, dynamic>> getView(
String view, {
int limit = 20,
int contentLimit = 10,
List<String> types = const [
'album',
'playlist',
'artist',
'show',
'station',
'episode',
'merch',
'artist_concerts',
'uri_link'
],
String imageStyle = 'gradient_overlay',
String includeExternal = 'audio',
String? locale,
Market? market,
Market? country,
}) async {
if (accessToken.isEmpty) {
throw Exception('[CustomSpotifyEndpoints.getView]: accessToken is empty');
}
final queryParams = {
'limit': limit.toString(),
'content_limit': contentLimit.toString(),
'types': types.join(','),
'image_style': imageStyle,
'include_external': includeExternal,
'timestamp': DateTime.now().toUtc().toIso8601String(),
if (locale != null) 'locale': locale,
if (market != null) 'market': market.name,
if (country != null) 'country': country.name,
}.entries.map((e) => '${e.key}=${e.value}').join('&');
final res = await _client.getUri(
Uri.parse('$_baseUrl/views/$view?$queryParams'),
);
if (res.statusCode == 200) {
return res.data;
} else {
throw Exception(
'[CustomSpotifyEndpoints.getView]: Failed to get view'
'\nStatus code: ${res.statusCode}'
'\nBody: ${res.data}',
);
}
}
Future<List<String>> listGenreSeeds() async {
final res = await _client.getUri(
Uri.parse('$_baseUrl/recommendations/available-genre-seeds'),
);
if (res.statusCode == 200) {
final body = res.data;
return List<String>.from(body['genres'] ?? []);
} else {
throw Exception(
'[CustomSpotifyEndpoints.listGenreSeeds]: Failed to get genre seeds'
'\nStatus code: ${res.statusCode}'
'\nBody: ${res.data}',
);
}
}
Future<SpotifyHomeFeed> getHomeFeed({
required String spTCookie,
required Market country,
}) async {
final headers = {
'app-platform': 'WebPlayer',
'authorization': 'Bearer $accessToken',
'content-type': 'application/json;charset=UTF-8',
'dnt': '1',
'origin': 'https://open.spotify.com',
'referer': 'https://open.spotify.com/'
};
final response = await _client.getUri(
Uri(
scheme: 'https',
host: 'api-partner.spotify.com',
path: '/pathfinder/v1/query',
queryParameters: {
'operationName': 'home',
'variables': jsonEncode({
'timeZone': tz.local.name,
'sp_t': spTCookie,
'country': country.name,
'facet': null,
'sectionItemsLimit': 10
}),
'extensions': jsonEncode(
{
'persistedQuery': {
'version': 1,
/// GraphQL persisted Query hash
/// This can change overtime. We've to lookout for it
/// Docs: https://www.apollographql.com/docs/graphos/operations/persisted-queries/
'sha256Hash':
'eb3fba2d388cf4fc4d696b1757a58584e9538a3b515ea742e9cc9465807340be',
}
},
),
},
),
options: Options(headers: headers),
);
final data = SpotifyHomeFeed.fromJson(
transformHomeFeedJsonMap(response.data),
);
return data;
}
Future<SpotifyHomeFeedSection> getHomeFeedSection(
String sectionUri, {
required String spTCookie,
required Market country,
}) async {
final headers = {
'app-platform': 'WebPlayer',
'authorization': 'Bearer $accessToken',
'content-type': 'application/json;charset=UTF-8',
'dnt': '1',
'origin': 'https://open.spotify.com',
'referer': 'https://open.spotify.com/'
};
final response = await _client.getUri(
Uri(
scheme: 'https',
host: 'api-partner.spotify.com',
path: '/pathfinder/v1/query',
queryParameters: {
'operationName': 'homeSection',
'variables': jsonEncode({
'timeZone': tz.local.name,
'sp_t': spTCookie,
'country': country.name,
'uri': sectionUri
}),
'extensions': jsonEncode(
{
'persistedQuery': {
'version': 1,
/// GraphQL persisted Query hash
/// This can change overtime. We've to lookout for it
/// Docs: https://www.apollographql.com/docs/graphos/operations/persisted-queries/
'sha256Hash':
'eb3fba2d388cf4fc4d696b1757a58584e9538a3b515ea742e9cc9465807340be',
}
},
),
},
),
options: Options(headers: headers),
);
final data = SpotifyHomeFeedSection.fromJson(
transformSectionItemJsonMap(
response.data['data']['homeSections']['sections'][0],
),
);
return data;
}
}