Improved audio manager

app/js/directives.js

@@ -1981,33 +1981,6 @@ angular.module('myApp.directives', ['myApp.filters'])
       templateUrl: templateUrl('audio_player')
     };
 
-    function downloadAudio (audio) {
-      var inputFileLocation = {
-            _: audio._ == 'document' ? 'inputDocumentFileLocation' : 'inputAudioFileLocation',
-            id: audio.id,
-            access_hash: audio.access_hash
-          };
-
-      audio.progress = {enabled: true, percent: 1, total: audio.size};
-
-      var downloadPromise = MtpApiFileManager.downloadFile(audio.dc_id, inputFileLocation, audio.size, {mime: 'audio/ogg'});
-
-      audio.progress.cancel = downloadPromise.cancel;
-
-      return downloadPromise.then(function (url) {
-        delete audio.progress;
-        audio.rawUrl = url;
-        audio.url = $sce.trustAsResourceUrl(url);
-      }, function (e) {
-        console.log('audio download failed', e);
-        audio.progress.enabled = false;
-      }, function (progress) {
-        console.log('audio dl progress', progress);
-        audio.progress.done = progress.done;
-        audio.progress.percent = Math.max(1, Math.floor(100 * progress.done / progress.total));
-      });
-    }
-
     function checkPlayer (newPlayer) {
       if (newPlayer === currentPlayer) {
         return false;
@@ -2019,14 +1992,20 @@ angular.module('myApp.directives', ['myApp.filters'])
     }
 
     function link($scope, element, attrs) {
+      if ($scope.audio._ == 'audio') {
+        AppAudioManager.updateAudioDownloaded($scope.audio.id);
+      } else {
+        AppDocsManager.updateDocDownloaded($scope.audio.id);
+      }
+
       $scope.mediaPlayer = {};
 
       $scope.download = function () {
-        ($scope.audio.rawUrl ? $q.when() : downloadAudio($scope.audio)).then(
-          function () {
-            FileManager.download($scope.audio.rawUrl, $scope.audio.mime_type || 'audio/ogg', $scope.audio.file_name || 'audio.ogg');
-          }
-        );
+        if ($scope.audio._ == 'audio') {
+          AppAudioManager.saveAudioFile($scope.audio.id);
+        } else {
+          AppDocsManager.saveDocFile($scope.audio.id);
+        }
       };
 
       $scope.togglePlay = function () {
@@ -2038,7 +2017,14 @@ angular.module('myApp.directives', ['myApp.filters'])
           $scope.audio.progress.cancel();
         }
         else {
-          downloadAudio($scope.audio).then(function () {
+          var downloadPromise;
+          if ($scope.audio._ == 'audio') {
+            downloadPromise = AppAudioManager.downloadDoc($scope.audio.id);
+          } else {
+            downloadPromise = AppDocsManager.downloadDoc($scope.audio.id);
+          }
+
+          downloadPromise.then(function () {
             onContentLoaded(function () {
               checkPlayer($scope.mediaPlayer.player);
               $scope.mediaPlayer.player.play();

app/js/services.js

@@ -2706,7 +2706,7 @@ angular.module('myApp.services', ['myApp.i18n', 'izhukov.utils'])
   }
 })
 
-.service('AppAudioManager', function ($rootScope, $modal, $window, $timeout, $sce, MtpApiFileManager) {
+.service('AppAudioManager', function ($rootScope, $modal, $window, $timeout, $sce, MtpApiFileManager, FileManager) {
   var audios = {};
   var audiosForHistory = {};
 
@@ -2724,51 +2724,84 @@ angular.module('myApp.services', ['myApp.i18n', 'izhukov.utils'])
     return audiosForHistory[audioID] = audio;
   }
 
-  function openAudio (audioID, accessHash) {
+  function updateAudioDownloaded (audioID) {
     var audio = audios[audioID],
         historyAudio = audiosForHistory[audioID] || audio || {},
         inputFileLocation = {
           _: 'inputAudioFileLocation',
           id: audioID,
-          access_hash: accessHash || audio.access_hash
+          access_hash: audio.access_hash
         };
 
-    historyAudio.progress = {enabled: true, percent: 1, total: audio.size};
-
-    function updateDownloadProgress (progress) {
-      console.log('dl progress', progress);
-      historyAudio.progress.done = progress.done;
-      historyAudio.progress.percent = Math.max(1, Math.floor(100 * progress.done / progress.total));
-      $rootScope.$broadcast('history_update');
+    if (historyAudio.downloaded === undefined) {
+      MtpApiFileManager.getDownloadedFile(inputFileLocation, audio.size).then(function () {
+        historyAudio.downloaded = true;
+      }, function () {
+        historyAudio.downloaded = false;
+      });
     }
+  }
 
-    var downloadPromise = MtpApiFileManager.downloadFile(audio.dc_id, inputFileLocation, audio.size, {mime: 'audio/ogg'});
+  function downloadAudio (audioID, toFileEntry) {
+    var audio = audios[audioID],
+        historyAudio = audiosForHistory[audioID] || audio || {},
+        inputFileLocation = {
+          _: 'inputAudioFileLocation',
+          id: audioID,
+          access_hash: audio.access_hash
+        };
+
+    historyAudio.progress = {enabled: true, percent: 1, total: audio.size};
+
+    var downloadPromise = MtpApiFileManager.downloadFile(audio.dc_id, inputFileLocation, audio.size, {
+      mime: audio.mime_type || 'audio/ogg',
+      toFileEntry: toFileEntry
+    });
 
     downloadPromise.then(function (url) {
       delete historyAudio.progress;
-      historyAudio.url = $sce.trustAsResourceUrl(url);
-      historyAudio.autoplay = true;
-      $timeout(function () {
-        console.log('disable autoplay');
-        delete historyAudio.autoplay;
-        $rootScope.$broadcast('history_update');
-      }, 1000);
+      historyAudio.url = url;
+      historyAudio.downloaded = true;
+      console.log('audio save done');
     }, function (e) {
       console.log('audio download failed', e);
       historyAudio.progress.enabled = false;
-    }, updateDownloadProgress);
+    }, function (progress) {
+      console.log('dl progress', progress);
+      historyAudio.progress.done = progress.done;
+      historyAudio.progress.percent = Math.max(1, Math.floor(100 * progress.done / progress.total));
+      $rootScope.$broadcast('history_update');
+    });
 
     historyAudio.progress.cancel = downloadPromise.cancel;
 
     return downloadPromise;
   }
 
-  $rootScope.openAudio = openAudio;
+  function saveAudioFile (audioID) {
+    var audio = audios[audioID],
+        historyAudio = audiosForHistory[audioID] || audio || {};
+
+    FileManager.chooseSave(audio.file_name, 'ogg', audio.mime_type || 'audio/ogg').then(function (writableFileEntry) {
+      if (!writableFileEntry) {
+        return;
+      }
+      downloadAudio(audioID, writableFileEntry).then(function () {
+        console.log('file save done');
+      });
+    }, function () {
+      downloadAudio(audioID).then(function (url) {
+        FileManager.download(url, audio.mime_type, audio.file_name);
+      });
+    });
+  }
 
   return {
     saveAudio: saveAudio,
     wrapForHistory: wrapForHistory,
-    openAudio: openAudio
+    updateAudioDownloaded: updateAudioDownloaded,
+    downloadAudio: downloadAudio,
+    saveAudioFile: saveAudioFile
   }
 })