SkipFirebaseCore.swift

// This is free software: you can redistribute and/or modify it
// under the terms of the GNU Lesser General Public License 3.0
// as published by the Free Software Foundation https://fsf.org

#if !SKIP_BRIDGE
#if SKIP
import Foundation
import OSLog

// https://firebase.google.com/docs/reference/swift/firebasecore/api/reference/Classes/FirebaseApp
// https://firebase.google.com/docs/reference/android/com/google/firebase/FirebaseApp

public final class FirebaseApp: KotlinConverting<com.google.firebase.FirebaseApp> {
    public let app: com.google.firebase.FirebaseApp

    public init(app: com.google.firebase.FirebaseApp) {
        self.app = app
    }

    public override func kotlin(nocopy: Bool = false) -> com.google.firebase.FirebaseApp {
        app
    }

    public var description: String {
        app.toString()
    }

    public static func == (lhs: Self, rhs: Self) -> Bool {
        lhs.app == rhs.app
    }

    public func hash(into hasher: inout Hasher) {
        hasher.combine(app.hashCode())
    }

    public var name: String {
        app.name
    }

    public var options: FirebaseOptions {
        FirebaseOptions(options: app.options)
    }

    public var isDataCollectionDefaultEnabled: Bool {
        get { app.isDataCollectionDefaultEnabled() }
        set { app.setDataCollectionDefaultEnabled(newValue) }
    }

    public static func configure(name: String, options: FirebaseOptions) {
        _ = com.google.firebase.FirebaseApp.initializeApp(skip.foundation.ProcessInfo.processInfo.androidContext, options.buildOptions(), name)
        return
    }

    public static func configure(options: FirebaseOptions) {
        _ = com.google.firebase.FirebaseApp.initializeApp(skip.foundation.ProcessInfo.processInfo.androidContext, options.buildOptions())
        return
    }

    public static func configure() {
        _ = com.google.firebase.FirebaseApp.initializeApp(skip.foundation.ProcessInfo.processInfo.androidContext)
        return
    }

    public static func app() -> FirebaseApp? {
        do {
            guard let app = try com.google.firebase.FirebaseApp.getInstance() else {
                return nil // Firebase throws an exception if getInstance fails, but Swift expects just a nil return
            }
            return FirebaseApp(app: app)
        } catch {
            android.util.Log.e("SkipFirebaseCore", "error getting FirebaseApp instance", error as? Throwable)
            return nil
        }
    }

    public static func app(name: String) -> FirebaseApp? {
        do {
            guard let app = try? com.google.firebase.FirebaseApp.getInstance(name) else {
                return nil // Firebase throws an exception if getInstance fails, but Swift expects just a nil return
            }
            return FirebaseApp(app: app)
        } catch {
            // the Swift API raises an NSException, which will crash a Swft app
            android.util.Log.e("SkipFirebaseCore", "error getting FirebaseApp instance named '\(name)'", error as? Throwable)
            return nil
        }
    }

    public func delete() -> Bool {
        app.delete()
        return true
    }
}


// https://firebase.google.com/docs/reference/swift/firebasecore/api/reference/Classes/FirebaseOptions
// https://firebase.google.com/docs/reference/android/com/google/firebase/FirebaseOptions

public final class FirebaseOptions {
    public var googleAppID: String
    public var gcmSenderID: String!
    public var projectID: String?
    public var storageBucket: String?
    public var apiKey: String?
    public var databaseURL: String?

    public init(googleAppID: String, gcmSenderID: String) {
        self.googleAppID = googleAppID
        self.gcmSenderID = gcmSenderID
    }

    public init(options: com.google.firebase.FirebaseOptions) {
        self.googleAppID = options.applicationId
        self.gcmSenderID = options.gcmSenderId ?? ""
        self.projectID = options.projectId
        self.storageBucket = options.storageBucket
        self.apiKey = options.apiKey
        self.databaseURL = options.databaseUrl
    }

    func buildOptions() -> com.google.firebase.FirebaseOptions {
        var builder = com.google.firebase.FirebaseOptions.Builder()
            .setApplicationId(googleAppID)
            .setGcmSenderId(gcmSenderID)
        if let projectID = projectID {
            builder = builder.setProjectId(projectID)
        }

        if let storageBucket = storageBucket {
            builder = builder.setStorageBucket(storageBucket)
        }

        if let apiKey = apiKey {
            builder = builder.setApiKey(apiKey)
        }

        if let databaseURL = databaseURL {
            builder = builder.setDatabaseUrl(databaseURL)
        }

        return builder.build()
    }
}

#endif
#endif