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76 lines
2.3 KiB
76 lines
2.3 KiB
import 'dart:convert';
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import 'dart:math';
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import 'package:http/http.dart' as http;
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class Api {
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var clientId = '7ceb49d874b9404492246027e4d68cf8';
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var clientSecret = '98f9cb960bf54ebbb9ad306e7ff919cb';
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var redirectUri = 'https://daflmusic.000webhostapp.com/callback/';
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var state;
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String scopes = 'user-read-playback-state user-read-currently-playing';
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var code;
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var urlAuthorize;
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String? access_token;
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String token_type = 'Bearer ';
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int? expires_in;
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String? refresh_token;
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var client = http.Client();
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Api() {
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state = generateRandomString();
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urlAuthorize = Uri.https('accounts.spotify.com', 'authorize', {
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'client_id': clientId,
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'response_type': 'code',
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'redirect_uri': redirectUri,
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'state': state,
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'scope': scopes,
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'show_dialog': 'true'
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});
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}
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requestUserAuthorization(Uri url) {
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if (url.queryParameters['state'] == state.toString()) {
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code = url.queryParameters['code'];
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requestAccessToken();
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}
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// TODO : implement the else
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}
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requestAccessToken() async {
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var urlToken = Uri.https('accounts.spotify.com', 'api/token', {
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'code': code,
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'redirect_uri': redirectUri,
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'grant_type': 'authorization_code'
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});
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String credentials = "$clientId:$clientSecret";
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String encodedLogs = base64.encode(utf8.encode(credentials));
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var response = await client.post(urlToken, headers: <String, String>{
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'Authorization': 'Basic $encodedLogs',
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'Content-Type': 'application/x-www-form-urlencoded'
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});
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var decodedResponse = jsonDecode(utf8.decode(response.bodyBytes)) as Map;
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access_token = decodedResponse['access_token'];
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expires_in = decodedResponse['expires_in'];
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refresh_token = decodedResponse['refresh_token'];
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getCurrentlyPlayingTrack();
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}
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getCurrentlyPlayingTrack() async {
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var url = Uri.https('api.spotify.com', 'v1/me/player/currently-playing');
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var response = await client.post(url, headers: <String, String>{
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'Authorization': '$token_type $access_token',
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'Content-Type': 'application/json'
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});
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// Problem while trying to get body
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print(response.body);
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}
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// for state value
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String generateRandomString() {
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var r = Random();
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return String.fromCharCodes(
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List.generate(16, (index) => r.nextInt(33) + 89));
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}
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}
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