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+// Collect and manage the available and enabled source
+class SourceManager {
+
+ // List of sources enabled for the crurent platform
+ private var availableSources: [String: Source] = [
+ "arguments": ArgumentsSource()
+ ]
+
+ // Iterate over the sources until we find a track or run out of sources
+ var currentTrack: Track? {
+ for source in enabledSources {
+ if let currentTrack = source.currentTrack {
+ return currentTrack
+ }
+ }
+
+ return nil
+ }
+
+ // Return the list of enabled sources based on the configuration
+ var enabledSources: [Source] {
+
+ // Checks the config and returns an array of sources based on the
+ // enabled and available ones
+
+ var sources = [Source]()
+
+ if let sourceNames = Configuration.shared["enabled_sources"] as? [String] {
+ for sourceName in sourceNames {
+ if let source = availableSources[sourceName] {
+ sources.append(source)
+ }
+ }
+ }
+
+ return sources
+ }
+
+ // Given a source name, it will enable it and add it to the enabled sources config
+ func enable(sourceName: String) {
+ }
+
+ // Given a source name, it will remove it from the enabled sources config
+ func disable(sourceName: String) {
+ }
+
+ // Given a source name, it removes any stored configuration and disables it
+ func reset(sourceName: String) {
+ }
+}