Fix:iOS downloads #537

components/widgets/DownloadProgressIndicator.vue

@@ -44,7 +44,6 @@ export default {
   },
   methods: {
     clickedIt() {
-      if (this.isIos) return // TODO: Implement on iOS
       this.$router.push('/downloading')
     },
     onItemDownloadComplete(data) {

ios/App/App/AppDelegate.swift

@@ -14,7 +14,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         // Override point for customization after application launch.
         
         let configuration = Realm.Configuration(
-            schemaVersion: 6,
+            schemaVersion: 7,
             migrationBlock: { [weak self] migration, oldSchemaVersion in
                 if (oldSchemaVersion < 1) {
                     self?.logger.log("Realm schema version was \(oldSchemaVersion)")

ios/App/App/plugins/AbsDownloader.swift

@@ -33,6 +33,7 @@ public class AbsDownloader: CAPPlugin, URLSessionDownloadDelegate {
         handleDownloadTaskUpdate(downloadTask: downloadTask) { downloadItem, downloadItemPart in
             let realm = try Realm()
             try realm.write {
+                downloadItemPart.bytesDownloaded = downloadItemPart.fileSize
                 downloadItemPart.progress = 100
                 downloadItemPart.completed = true
             }
@@ -72,9 +73,11 @@ public class AbsDownloader: CAPPlugin, URLSessionDownloadDelegate {
         handleDownloadTaskUpdate(downloadTask: downloadTask) { downloadItem, downloadItemPart in
             // Calculate the download percentage
             let percentDownloaded = (Double(totalBytesWritten) / Double(totalBytesExpectedToWrite)) * 100
+
             // Only update the progress if we received accurate progress data
             if percentDownloaded >= 0.0 && percentDownloaded <= 100.0 {
                 try Realm().write {
+                    downloadItemPart.bytesDownloaded = Double(totalBytesWritten)
                     downloadItemPart.progress = percentDownloaded
                 }
             }
@@ -109,6 +112,7 @@ public class AbsDownloader: CAPPlugin, URLSessionDownloadDelegate {
             // Call the progress handler
             do {
                 try progressHandler(downloadItem, part)
+                try? self.notifyListeners("onDownloadItemPartUpdate", data: part.asDictionary())
             } catch {
                 logger.error("Error while processing progress")
                 debugPrint(error)
@@ -158,10 +162,9 @@ public class AbsDownloader: CAPPlugin, URLSessionDownloadDelegate {
                         }
                     }
                     
-                    // Emit status for active downloads
+                    // Check for items done downloading
                     if let activeDownloads = fetchActiveDownloads() {
                         for item in activeDownloads.values {
-                            try? self.notifyListeners("onItemDownloadUpdate", data: item.asDictionary())
                             if item.isDoneDownloading() { handleDoneDownloadItem(item) }
                         }
                     }
@@ -277,19 +280,22 @@ public class AbsDownloader: CAPPlugin, URLSessionDownloadDelegate {
         let downloadItem = DownloadItem(libraryItem: item, episodeId: episodeId, server: Store.serverConfig!)
         var tasks = [DownloadItemPartTask]()
         for (i, track) in tracks.enumerated() {
-            let task = try startLibraryItemTrackDownload(item: item, position: i, track: track, episode: episode)
+            let task = try startLibraryItemTrackDownload(downloadItemId: downloadItem.id!, item: item, position: i, track: track, episode: episode)
             downloadItem.downloadItemParts.append(task.part)
             tasks.append(task)
         }
         
         // Also download the cover
         if item.media?.coverPath != nil && !(item.media?.coverPath!.isEmpty ?? true) {
-            if let task = try? startLibraryItemCoverDownload(item: item) {
+            if let task = try? startLibraryItemCoverDownload(downloadItemId: downloadItem.id!, item: item) {
                 downloadItem.downloadItemParts.append(task.part)
                 tasks.append(task)
             }
         }
         
+        // Notify client of download item
+        try? self.notifyListeners("onDownloadItem", data: downloadItem.asDictionary())
+        
         // Persist in the database before status start coming in
         try Database.shared.saveDownloadItem(downloadItem)
         
@@ -299,7 +305,7 @@ public class AbsDownloader: CAPPlugin, URLSessionDownloadDelegate {
         }
     }
     
-    private func startLibraryItemTrackDownload(item: LibraryItem, position: Int, track: AudioTrack, episode: PodcastEpisode?) throws -> DownloadItemPartTask {
+    private func startLibraryItemTrackDownload(downloadItemId: String, item: LibraryItem, position: Int, track: AudioTrack, episode: PodcastEpisode?) throws -> DownloadItemPartTask {
         logger.log("TRACK \(track.contentUrl!)")
         
         // If we don't name metadata, then we can't proceed
@@ -312,7 +318,7 @@ public class AbsDownloader: CAPPlugin, URLSessionDownloadDelegate {
         let localUrl = "\(itemDirectory)/\(filename)"
         
         let task = session.downloadTask(with: serverUrl)
-        let part = DownloadItemPart(filename: filename, destination: localUrl, itemTitle: track.title ?? "Unknown", serverPath: Store.serverConfig!.address, audioTrack: track, episode: episode)
+        let part = DownloadItemPart(downloadItemId: downloadItemId, filename: filename, destination: localUrl, itemTitle: track.title ?? "Unknown", serverPath: Store.serverConfig!.address, audioTrack: track, episode: episode, size: track.metadata?.size ?? 0)
         
         // Store the id on the task so the download item can be pulled from the database later
         task.taskDescription = part.id
@@ -320,13 +326,18 @@ public class AbsDownloader: CAPPlugin, URLSessionDownloadDelegate {
         return DownloadItemPartTask(part: part, task: task)
     }
     
-    private func startLibraryItemCoverDownload(item: LibraryItem) throws -> DownloadItemPartTask {
+    private func startLibraryItemCoverDownload(downloadItemId: String, item: LibraryItem) throws -> DownloadItemPartTask {
         let filename = "cover.jpg"
         let serverPath = "/api/items/\(item.id)/cover"
         let itemDirectory = try createLibraryItemFileDirectory(item: item)
         let localUrl = "\(itemDirectory)/\(filename)"
         
-        let part = DownloadItemPart(filename: filename, destination: localUrl, itemTitle: "cover", serverPath: serverPath, audioTrack: nil, episode: nil)
+        // Find library file to get cover size
+        let coverLibraryFile = item.libraryFiles.first(where: {
+            $0.metadata?.path == item.media?.coverPath
+        })
+        
+        let part = DownloadItemPart(downloadItemId: downloadItemId, filename: filename, destination: localUrl, itemTitle: "cover", serverPath: serverPath, audioTrack: nil, episode: nil, size: coverLibraryFile?.metadata?.size ?? 0)
         let task = session.downloadTask(with: part.downloadURL!)
         
         // Store the id on the task so the download item can be pulled from the database later

ios/App/Shared/models/download/DownloadItem.swift

@@ -9,7 +9,7 @@ import Foundation
 import RealmSwift
 
 class DownloadItem: Object, Codable {
-    @Persisted(primaryKey: true) var id: String?
+    @Persisted(primaryKey: true) var id:String?
     @Persisted(indexed: true) var libraryItemId: String?
     @Persisted var episodeId: String?
     @Persisted var userMediaProgress: MediaProgress?

ios/App/Shared/models/download/DownloadItemPart.swift

@@ -10,7 +10,9 @@ import RealmSwift
 
 class DownloadItemPart: Object, Codable {
     @Persisted(primaryKey: true) var id = ""
+    @Persisted var downloadItemId: String?
     @Persisted var filename: String?
+    @Persisted var fileSize: Double = 0
     @Persisted var itemTitle: String?
     @Persisted var serverPath: String?
     @Persisted var audioTrack: AudioTrack?
@@ -21,9 +23,10 @@ class DownloadItemPart: Object, Codable {
     @Persisted var uri: String?
     @Persisted var destinationUri: String?
     @Persisted var progress: Double = 0
+    @Persisted var bytesDownloaded: Double = 0
     
     private enum CodingKeys : String, CodingKey {
-        case id, filename, itemTitle, completed, moved, failed, progress
+        case id, downloadItemId, filename, fileSize, itemTitle, completed, moved, failed, progress, bytesDownloaded
     }
     
     override init() {
@@ -33,32 +36,40 @@ class DownloadItemPart: Object, Codable {
     required init(from decoder: Decoder) throws {
         let values = try decoder.container(keyedBy: CodingKeys.self)
         id = try values.decode(String.self, forKey: .id)
+        downloadItemId = try? values.decode(String.self, forKey: .downloadItemId)
         filename = try? values.decode(String.self, forKey: .filename)
+        fileSize = try values.decode(Double.self, forKey: .fileSize)
         itemTitle = try? values.decode(String.self, forKey: .itemTitle)
         completed = try values.decode(Bool.self, forKey: .completed)
         moved = try values.decode(Bool.self, forKey: .moved)
         failed = try values.decode(Bool.self, forKey: .failed)
         progress = try values.decode(Double.self, forKey: .progress)
+        bytesDownloaded = try values.decode(Double.self, forKey: .bytesDownloaded)
     }
     
     func encode(to encoder: Encoder) throws {
         var container = encoder.container(keyedBy: CodingKeys.self)
         try container.encode(id, forKey: .id)
+        try container.encode(downloadItemId, forKey: .downloadItemId)
         try container.encode(filename, forKey: .filename)
+        try container.encode(fileSize, forKey: .fileSize)
         try container.encode(itemTitle, forKey: .itemTitle)
         try container.encode(completed, forKey: .completed)
         try container.encode(moved, forKey: .moved)
         try container.encode(failed, forKey: .failed)
         try container.encode(progress, forKey: .progress)
+        try container.encode(bytesDownloaded, forKey: .bytesDownloaded)
     }
 }
 
 extension DownloadItemPart {
-    convenience init(filename: String, destination: String, itemTitle: String, serverPath: String, audioTrack: AudioTrack?, episode: PodcastEpisode?) {
+    convenience init(downloadItemId: String, filename: String, destination: String, itemTitle: String, serverPath: String, audioTrack: AudioTrack?, episode: PodcastEpisode?, size: Double) {
         self.init()
         
         self.id = destination.toBase64()
+        self.downloadItemId = downloadItemId
         self.filename = filename
+        self.fileSize = size
         self.itemTitle = itemTitle
         self.serverPath = serverPath
         self.audioTrack = AudioTrack.detachCopy(of: audioTrack)

ios/App/Shared/models/server/FileMetadata.swift

@@ -13,9 +13,10 @@ class FileMetadata: EmbeddedObject, Codable {
     @Persisted var ext: String = ""
     @Persisted var path: String = ""
     @Persisted var relPath: String = ""
+    @Persisted var size:Double = 0
     
     private enum CodingKeys : String, CodingKey {
-        case filename, ext, path, relPath
+        case filename, ext, path, relPath, size
     }
     
     override init() {
@@ -29,6 +30,7 @@ class FileMetadata: EmbeddedObject, Codable {
         ext = try values.decode(String.self, forKey: .ext)
         path = try values.decode(String.self, forKey: .path)
         relPath = try values.decode(String.self, forKey: .relPath)
+        size = try values.decode(Double.self, forKey: .size)
     }
     
     func encode(to encoder: Encoder) throws {
@@ -37,5 +39,6 @@ class FileMetadata: EmbeddedObject, Codable {
         try container.encode(ext, forKey: .ext)
         try container.encode(path, forKey: .path)
         try container.encode(relPath, forKey: .relPath)
+        try container.encode(size, forKey: .size)
     }
 }

store/globals.js

@@ -130,8 +130,8 @@ export const mutations = {
     downloadItem.downloadItemParts = downloadItem.downloadItemParts.map(dip => {
       let newDip = dip.id == downloadItemPart.id ? downloadItemPart : dip
 
-      totalBytes += newDip.fileSize
+      totalBytes += Number(newDip.fileSize)
-      totalBytesDownloaded += newDip.bytesDownloaded
+      totalBytesDownloaded += Number(newDip.bytesDownloaded)
 
       return newDip
     })