/// Manages the different sources. Keeps track of them, lists and toggles
class SourceManager {

    private var availableSources: [String: Source] = [
        "arguments": ArgumentsSource()
    ]

    var currentTrack: Track? {
        for source in enabledSources {
            if let currentTrack = source.currentTrack {
                return currentTrack
            }
        }

        return nil
    }

    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.sharedInstance["enabled_sources"] as? [String] {
            for sourceName in sourceNames {
                if let source = availableSources[sourceName] {
                    sources.append(source)
                }
            }
        }

        return sources
    }

    func enable(sourceName: String) {
    }

    func disable(sourceName: String) {
    }

    func reset(sourceName: String) {
    }

    func getSources(sourceName: String) {
    }
}