import { NavigationEntry } from '../ui/frame';
import { View } from '../ui/core/view';
import { Observable, EventData } from '../data/observable';

export * from './application-interfaces';

/**
 * String value used when hooking to launch event.
 */
export const launchEvent: string;

/**
 * String value used when hooking to displayed event.
 */
export const displayedEvent: string;

/**
 * String value used when hooking to uncaughtError event.
 */
export const uncaughtErrorEvent: string;

/**
 * String value used when hooking to discardedError event.
 */
export const discardedErrorEvent: string;

/**
 * String value used when hooking to suspend event.
 */
export const suspendEvent: string;

/**
 * String value used when hooking to resume event.
 */
export const resumeEvent: string;

/**
 * String value used when hooking to foreground event.
 */
export const foregroundEvent: string;

/**
 * String value used when hooking to background event.
 */
export const backgroundEvent: string;

/**
 * String value used when hooking to exit event.
 */
export const exitEvent: string;

/**
 * String value used when hooking to lowMemory event.
 */
export const lowMemoryEvent: string;

/**
 * String value used when hooking to orientationChanged event.
 */
export const orientationChangedEvent: string;

/**
 * String value used when hooking to systemAppearanceChanged event.
 */
export const systemAppearanceChangedEvent: string;

/**
 * String value used when hooking to fontScaleChanged event.
 */
export const fontScaleChangedEvent: string;

/**
 * Boolean to enable/disable systemAppearanceChanged
 */
export let autoSystemAppearanceChanged: boolean;

/**
 * enable/disable systemAppearanceChanged
 */
export function setAutoSystemAppearanceChanged(value: boolean): void;

/**
 * Updates root view classes including those of modals
 * @param rootView the root view
 * @param newSystemAppearance the new appearance change
 */
export function systemAppearanceChanged(rootView: View, newSystemAppearance: 'dark' | 'light'): void;

/**
 * iOS Only
 * Dynamically change the preferred frame rate
 * For devices (iOS 15+) which support min/max/preferred frame rate you can specify ranges
 * For devices (iOS < 15), you can specify the max frame rate
 * see: https://developer.apple.com/documentation/quartzcore/optimizing_promotion_refresh_rates_for_iphone_13_pro_and_ipad_pro
 * To use, ensure your Info.plist has:
 *   <key>CADisableMinimumFrameDurationOnPhone</key>
 *   <true/>
 * @param options { min?: number; max?: number; preferred?: number }
 */
export function setMaxRefreshRate(options?: { min?: number; max?: number; preferred?: number }): void;

/**
 * Event data containing information for the application events.
 */
export interface ApplicationEventData extends EventData {
	/**
	 * Gets the native iOS event arguments. Valid only when running on iOS.
	 */
	ios?: any;

	/**
	 * Gets the native Android event arguments. Valid only when running on Android.
	 */
	android?: any;

	/**
	 * The name of the event.
	 */
	eventName: string;

	/**
	 * The instance that has raised the event.
	 */
	object: any;
}

/**
 * Event data containing information for launch event.
 */
export interface LaunchEventData extends ApplicationEventData {
	/**
	 * The root view for this Window on iOS or Activity for Android.
	 * If not set a new Frame will be created as a root view in order to maintain backwards compatibility.
	 * If explicitly set to null, there will be no root view.
	 */
	root?: View | null;

	savedInstanceState?: any /* android.os.Bundle */;
}

/**
 * Event data containing information for orientation changed event.
 */
export interface OrientationChangedEventData extends ApplicationEventData {
	/**
	 * New orientation value.
	 */
	newValue: 'portrait' | 'landscape' | 'unknown';
}

/**
 * Event data containing information for system appearance changed event.
 */
export interface SystemAppearanceChangedEventData extends ApplicationEventData {
	/**
	 * New system appearance value.
	 */
	newValue: 'light' | 'dark';
}

/**
 * Event data containing information for font scale changed event.
 */
export interface FontScaleChangedEventData extends ApplicationEventData {
	/**
	 * New font scale value.
	 */
	newValue: number;
}

/**
 * Event data containing information about unhandled application errors.
 */
export interface UnhandledErrorEventData extends ApplicationEventData {
	ios?: NativeScriptError;
	android?: NativeScriptError;
	error: NativeScriptError;
}

/**
 * Event data containing information about discarded application errors.
 */
export interface DiscardedErrorEventData extends ApplicationEventData {
	error: NativeScriptError;
}

/**
 * Event data containing information about application css change.
 */
export interface CssChangedEventData extends EventData {
	cssFile?: string;
	cssText?: string;
}

/**
 * Get main entry specified when calling start function.
 */
export function getMainEntry(): NavigationEntry;

/**
 * Get current application root view.
 */
export function getRootView(): View;

/**
 * Get application level static resources.
 */
export function getResources(): any;

/**
 * Set application level static resources.
 */
export function setResources(resources: any): void;

/**
 * Sets css file name for the application.
 */
export function setCssFileName(cssFile: string): void;

/**
 * Gets css file name for the application.
 */
export function getCssFileName(): string;

/**
 * Ensure css-class is set on rootView
 */
export function applyCssClass(rootView: View, cssClasses: string[], newCssClass: string): void;

/**
 * Loads immediately the app.css.
 * By default the app.css file is loaded shortly after "loaded".
 * For the Android snapshot the CSS can be parsed during the snapshot generation,
 * as the CSS does not depend on runtime APIs, and loadAppCss will be called explicitly.
 */
export function loadAppCss();

/**
 * Adds new values to the application styles.
 * @param cssText - A valid styles which will be added to the current application styles.
 * @param attributeScoped - Whether the styles are attribute scoped. Adding attribute scoped styles will not perform a full application styling refresh.
 */
export function addCss(cssText: string, attributeScoped?: boolean): void;

/**
 * Call this method to run the application. Important: All code after this method call will not be executed!
 * Compared to start this method won't create Frame as root view.
 */
export function run(entry?: NavigationEntry | string);

/**
 * Call this method to change the root view of your application. Important: Your application must already be running.
 * This method won't create Frame as root view.
 */
export function _resetRootView(entry?: NavigationEntry | string);

/**
 * Removes listener for the specified event name.
 */
export function off(eventNames: string, callback?: (eventData: ApplicationEventData) => void, thisArg?: any): void;

/**
 * Shortcut alias to the removeEventListener method.
 * @param eventNames - String corresponding to events (e.g. "onLaunch").
 * @param callback - Callback function which will be removed.
 * @param thisArg - An optional parameter which will be used as `this` context for callback execution.
 */
export function off(eventNames: string, callback?: (eventData: ApplicationEventData) => void, thisArg?: any): void;

/**
 * Notifies all the registered listeners for the event provided in the data.eventName.
 * @param data The data associated with the event.
 */
export function notify<T extends ApplicationEventData>(data: T): void;

/**
 * Checks whether a listener is registered for the specified event name.
 * @param eventName The name of the event to check for.
 */
export function hasListeners(eventName: string): boolean;

/**
 * A basic method signature to hook an event listener (shortcut alias to the addEventListener method).
 * @param eventNames - String corresponding to events (e.g. "onLaunch"). Optionally could be used more events separated by `,` (e.g. "onLaunch", "onSuspend").
 * @param callback - Callback function which will be executed when event is raised.
 * @param thisArg - An optional parameter which will be used as `this` context for callback execution.
 */
export function on(eventNames: string, callback: (args: EventData) => void, thisArg?: any): void;

/**
 * This event is raised when application css is changed.
 */
export function on(event: 'cssChanged', callback: (args: CssChangedEventData) => void, thisArg?: any): void;

/**
 * Event raised then livesync operation is performed.
 */
export function on(event: 'livesync', callback: (args: ApplicationEventData) => void, thisArg?: any): void;

/**
 * This event is raised when application css is changed.
 */
export function on(event: 'cssChanged', callback: (args: CssChangedEventData) => void, thisArg?: any): void;

/**
 * This event is raised on application launchEvent.
 */
export function on(event: 'launch', callback: (args: LaunchEventData) => void, thisArg?: any): void;

/**
 * This event is raised after the application has performed most of its startup actions.
 * Its intent is to be suitable for measuring app startup times.
 * @experimental
 */
export function on(event: 'displayed', callback: (args: ApplicationEventData) => void, thisArg?: any): void;

/**
 * This event is raised when the Application is suspended.
 */
export function on(event: 'suspend', callback: (args: ApplicationEventData) => void, thisArg?: any): void;

/**
 * This event is raised when the Application is resumed after it has been suspended.
 */
export function on(event: 'resume', callback: (args: ApplicationEventData) => void, thisArg?: any): void;

/**
 * This event is raised when the Application is about to exit.
 */
export function on(event: 'exit', callback: (args: ApplicationEventData) => void, thisArg?: any): void;

/**
 * This event is raised when there is low memory on the target device.
 */
export function on(event: 'lowMemory', callback: (args: ApplicationEventData) => void, thisArg?: any): void;

/**
 * This event is raised when an uncaught error occurs while the application is running.
 */
export function on(event: 'uncaughtError', callback: (args: UnhandledErrorEventData) => void, thisArg?: any): void;

/**
 * This event is raised when an discarded error occurs while the application is running.
 */
export function on(event: 'discardedError', callback: (args: DiscardedErrorEventData) => void, thisArg?: any): void;

/**
 * This event is raised when the orientation of the application changes.
 */
export function on(event: 'orientationChanged', callback: (args: OrientationChangedEventData) => void, thisArg?: any): void;

/**
 * This event is raised when the operating system appearance changes
 * between light and dark theme (for Android);
 * between light and dark mode (for iOS) and vice versa.
 */
export function on(event: 'systemAppearanceChanged', callback: (args: SystemAppearanceChangedEventData) => void, thisArg?: any): void;

export function on(event: 'fontScaleChanged', callback: (args: FontScaleChangedEventData) => void, thisArg?: any): void;

/**
 * Gets the orientation of the application.
 * Available values: "portrait", "landscape", "unknown".
 */
export function orientation(): 'portrait' | 'landscape' | 'unknown';

/**
 * Gets the operating system appearance.
 * Available values: "dark", "light", null.
 * Null for iOS <= 11.
 */
export function systemAppearance(): 'dark' | 'light' | null;

/**
 * This is the Android-specific application object instance.
 * Encapsulates methods and properties specific to the Android platform.
 * Will be undefined when TargetOS is iOS.
 */
export let android: AndroidApplication;

/**
 * Used internally for backwards compatibility, will be removed in the future.
 * Allowed Application.android.context to work (or Application.ios). Instead use Utils.android.getApplicationContext() or Utils.android.getPackageName()
 * @internal
 */
export function ensureNativeApplication(): void;

/**
 * This is the iOS-specific application object instance.
 * Encapsulates methods and properties specific to the iOS platform.
 * Will be undefined when TargetOS is Android.
 */
export let ios: iOSApplication;

/**
 * Data for the Android activity events.
 */
export interface AndroidActivityEventData {
	/**
	 * The activity.
	 */
	activity: any /* androidx.appcompat.app.AppCompatActivity */;

	/**
	 * The name of the event.
	 */
	eventName: string;

	/**
	 * The instance that has raised the event.
	 */
	object: any;
}

/**
 * Data for the Android activity events with bundle.
 */
export interface AndroidActivityBundleEventData extends AndroidActivityEventData {
	/**
	 * The bundle.
	 */
	bundle: any /* android.os.Bundle */;
}

/**
 * Data for the Android activity onRequestPermissions callback
 */
export interface AndroidActivityRequestPermissionsEventData extends AndroidActivityEventData {
	/**
	 * The request code.
	 */
	requestCode: number;

	/**
	 * The Permissions.
	 */
	permissions: Array<string>;

	/**
	 * The Granted.
	 */
	grantResults: Array<number>;
}

/**
 * Data for the Android activity result event.
 */
export interface AndroidActivityResultEventData extends AndroidActivityEventData {
	/**
	 * The request code.
	 */
	requestCode: number;

	/**
	 * The result code.
	 */
	resultCode: number;

	/**
	 * The intent.
	 */
	intent: any /* android.content.Intent */;
}

/**
 * Data for the Android activity newIntent event.
 */
export interface AndroidActivityNewIntentEventData extends AndroidActivityEventData {
	/**
	 * The intent.
	 */
	intent: any /* android.content.Intent */;
}

/**
 * Data for the Android activity back pressed event.
 */
export interface AndroidActivityBackPressedEventData extends AndroidActivityEventData {
	/**
	 * In the event handler, set this value to true if you want to cancel the back navigation and do something else instead.
	 */
	cancel: boolean;
}

/**
 * The abstraction of an Android-specific application object.
 */
export class AndroidApplication extends Observable {
	/**
	 * The [android Application](http://developer.android.com/reference/android/app/Application.html) object instance provided to the init of the module.
	 */
	nativeApp: any /* android.app.Application */;

	/**
	 * The application's [android Context](http://developer.android.com/reference/android/content/Context.html) object instance.
	 * @deprecated Use Utils.android.getApplicationContext() instead.
	 */
	context: any /* android.content.Context */;

	/**
	 * The currently active (loaded) [android Activity](http://developer.android.com/reference/android/app/Activity.html). This property is automatically updated upon Activity events.
	 */
	foregroundActivity: any /* androidx.appcompat.app.AppCompatActivity */;

	/**
	 * The main (start) Activity for the application.
	 */
	startActivity: any /* androidx.appcompat.app.AppCompatActivity */;

	/**
	 * Gets the orientation of the application.
	 * Available values: "portrait", "landscape", "unknown".
	 */
	orientation: 'portrait' | 'landscape' | 'unknown';

	/**
	 * Gets the system appearance.
	 * Available values: "dark", "light".
	 */
	systemAppearance: 'dark' | 'light';

	/**
	 * The name of the application package.
	 * @deprecated Use Utils.android.getPackageName() instead.
	 */
	packageName: string;

	/**
	 * True if the main application activity is not running (suspended), false otherwise.
	 */
	paused: boolean;

	/**
	 * True if the main application activity is in background, false otherwise.
	 */
	backgrounded: boolean;

	/**
	 * Initialized the android-specific application object with the native android.app.Application instance.
	 * This is useful when creating custom application types.
	 * @param nativeApp - the android.app.Application instance that started the app.
	 */
	init: (nativeApp) => void;

	/**
	 * A basic method signature to hook an event listener (shortcut alias to the addEventListener method).
	 * @param eventNames - String corresponding to events (e.g. "propertyChange"). Optionally could be used more events separated by `,` (e.g. "propertyChange", "change").
	 * @param callback - Callback function which will be executed when event is raised.
	 * @param thisArg - An optional parameter which will be used as `this` context for callback execution.
	 */
	on(eventNames: string, callback: (data: AndroidActivityEventData) => void, thisArg?: any): void;

	/**
	 * This event is raised on android application ActivityCreated.
	 */
	on(event: 'activityCreated', callback: (args: AndroidActivityBundleEventData) => void, thisArg?: any): void;

	/**
	 * This event is raised on android application ActivityDestroyed.
	 */
	on(event: 'activityDestroyed', callback: (args: AndroidActivityEventData) => void, thisArg?: any): void;

	/**
	 * This event is raised on android application ActivityStarted.
	 */
	on(event: 'activityStarted', callback: (args: AndroidActivityEventData) => void, thisArg?: any): void;

	/**
	 * This event is raised on android application ActivityPaused.
	 */
	on(event: 'activityPaused', callback: (args: AndroidActivityEventData) => void, thisArg?: any): void;

	/**
	 * This event is raised on android application ActivityResumed.
	 */
	on(event: 'activityResumed', callback: (args: AndroidActivityEventData) => void, thisArg?: any): void;

	/**
	 * This event is raised on android application ActivityStopped.
	 */
	on(event: 'activityStopped', callback: (args: AndroidActivityEventData) => void, thisArg?: any): void;

	/**
	 * This event is raised on android application SaveActivityState.
	 */
	on(event: 'saveActivityState', callback: (args: AndroidActivityBundleEventData) => void, thisArg?: any): void;

	/**
	 * This event is raised on android application ActivityResult.
	 */
	on(event: 'activityResult', callback: (args: AndroidActivityResultEventData) => void, thisArg?: any): void;

	/**
	 * This event is raised on the back button is pressed in an android application.
	 */
	on(event: 'activityBackPressed', callback: (args: AndroidActivityBackPressedEventData) => void, thisArg?: any): void;

	/**
	 * This event is raised when the Android app was launched by an Intent with data.
	 */
	on(event: 'activityNewIntent', callback: (args: AndroidActivityNewIntentEventData) => void, thisArg?: any): void;

	/**
	 * This event is raised when the Android activity requests permissions.
	 */
	on(event: 'activityRequestPermissions', callback: (args: AndroidActivityRequestPermissionsEventData) => void, thisArg?: any): void;

	/**
	 * String value used when hooking to activityCreated event.
	 */
	public static activityCreatedEvent: string;

	/**
	 * String value used when hooking to activityDestroyed event.
	 */
	public static activityDestroyedEvent: string;

	/**
	 * String value used when hooking to activityStarted event.
	 */
	public static activityStartedEvent: string;

	/**
	 * String value used when hooking to activityPaused event.
	 */
	public static activityPausedEvent: string;

	/**
	 * String value used when hooking to activityResumed event.
	 */
	public static activityResumedEvent: string;

	/**
	 * String value used when hooking to activityStopped event.
	 */
	public static activityStoppedEvent: string;

	/**
	 * String value used when hooking to saveActivityState event.
	 */
	public static saveActivityStateEvent: string;

	/**
	 * String value used when hooking to activityResult event.
	 */
	public static activityResultEvent: string;

	/**
	 * String value used when hooking to activityBackPressed event.
	 */
	public static activityBackPressedEvent: string;

	/**
	 * String value used when hooking to activityNewIntent event.
	 */
	public static activityNewIntentEvent: string;

	/**
	 * String value used when hooking to requestPermissions event.
	 */
	public static activityRequestPermissionsEvent: string;

	/**
	 * Get a registered BroadcastReceiver, then you can get the result code of BroadcastReceiver in onReceiveCallback method.
	 * @param intentFilter A string containing the intent filter.
	 */
	public getRegisteredBroadcastReceiver(intentFilter: string): any; /* android.content.BroadcastReceiver */

	/**
	 * Register a BroadcastReceiver to be run in the main activity thread. The receiver will be called with any broadcast Intent that matches filter, in the main application thread.
	 * For more information, please visit 'http://developer.android.com/reference/android/content/Context.html#registerReceiver%28android.content.BroadcastReceiver,%20android.content.IntentFilter%29'
	 * @param intentFilter A string containing the intent filter.
	 * @param onReceiveCallback A callback function that will be called each time the receiver receives a broadcast.
	 */
	registerBroadcastReceiver(intentFilter: string, onReceiveCallback: (context: any /* android.content.Context */, intent: any /* android.content.Intent */) => void): void;

	/**
	 * Unregister a previously registered BroadcastReceiver.
	 * For more information, please visit 'http://developer.android.com/reference/android/content/Context.html#unregisterReceiver(android.content.BroadcastReceiver)'
	 * @param intentFilter A string containing the intent filter with which the receiver was originally registered.
	 */
	unregisterBroadcastReceiver(intentFilter: string): void;
}

/* tslint:disable */
/**
 * The abstraction of an iOS-specific application object.
 */
export class iOSApplication {
	/* tslint:enable */
	/**
	 * The root view controller for the application.
	 */
	rootController: any /* UIViewController */;

	/* tslint:enable */
	/**
	 * The key window.
	 */
	window: any /* UIWindow */;

	/**
	 * The [UIApplicationDelegate](https://developer.apple.com/library/ios/documentation/UIKit/Reference/UIApplicationDelegate_Protocol/index.html) class.
	 */
	delegate: any /* typeof UIApplicationDelegate */;

	/**
	 * Gets or sets the orientation of the application.
	 * Available values: "portrait", "landscape", "unknown".
	 */
	orientation: 'portrait' | 'landscape' | 'unknown';

	/**
	 * Gets the system appearance.
	 * Available values: "dark", "light", null.
	 * Null for iOS <= 11.
	 */
	systemAppearance: 'dark' | 'light' | null;

	/**
	 * The [UIApplication](https://developer.apple.com/library/ios/documentation/UIKit/Reference/UIApplication_Class/index.html).
	 */
	nativeApp: any /* UIApplication */;

	/**
	 * Adds an observer to the default notification center for the specified notification.
	 * For more information, please visit 'https://developer.apple.com/library/mac/documentation/Cocoa/Reference/Foundation/Classes/NSNotificationCenter_Class/#//apple_ref/occ/instm/NSNotificationCenter/addObserver:selector:name:object:'
	 * @param notificationName A string containing the name of the notification.
	 * @param onReceiveCallback A callback function that will be called each time the observer receives a notification.
	 */
	addNotificationObserver(notificationName: string, onReceiveCallback: (notification: any /* NSNotification */) => void): any;

	/**
	 * Removes the observer for the specified notification from the default notification center.
	 * For more information, please visit 'https://developer.apple.com/library/mac/documentation/Cocoa/Reference/Foundation/Classes/NSNotificationCenter_Class/#//apple_ref/occ/instm/NSNotificationCenter/addObserver:selector:name:object:'
	 * @param observer The observer that was returned from the addNotificationObserver method.
	 * @param notificationName A string containing the name of the notification.
	 * @param onReceiveCallback A callback function that will be called each time the observer receives a notification.
	 */
	removeNotificationObserver(observer: any, notificationName: string): void;
}

/**
 * @deprecated
 */
export interface RootViewControllerImpl {
	contentController: any;
}

export function getNativeApplication(): any;

/**
 * Indicates if the application is allready launched. See also the `application.on("launch", handler)` event.
 */
export function hasLaunched(): boolean;

export interface LoadAppCSSEventData extends EventData {
	cssFile: string;
}