//
//  PBWatch+Golf.h
//  PebbleKit
//
//  Created by Martijn The on 4/4/13.
//  Copyright (c) 2013 Pebble Technology. All rights reserved.
//

#import <Foundation/Foundation.h>
#import "PBDefines.h"
#import "PBWatch.h"

NS_ASSUME_NONNULL_BEGIN

@class UIImage;

/**
 * The UUID of the Golf watch app.
 */
PB_EXTERN NSUUID *PBGolfUUID;

/**
 * The key of the "Front" field.
 *
 * The accompanying value must be an `NSString` (max. ~5 characters).
 *
 * @see -[PBWatch golfAppUpdate:onSent:]
 */
PB_EXTERN NSNumber *PBGolfFrontKey;

/**
 * The key of the "Mid" field.
 *
 * The accompanying value must be an `NSString` (max. ~5 characters).
 *
 * @see -[PBWatch golfAppUpdate:onSent:]
 */
PB_EXTERN NSNumber *PBGolfMidKey;

/**
 * The key of the "Back" field.
 *
 * The accompanying value must be an `NSString` (max. ~5 characters).
 *
 * @see -[PBWatch golfAppUpdate:onSent:]
 */
PB_EXTERN NSNumber *PBGolfBackKey;

/**
 * The key of the "Hole" field.
 *
 * The accompanying value must be an `NSString` (max. ~5 characters).
 *
 * @see -[PBWatch golfAppUpdate:onSent:]
 */
PB_EXTERN NSNumber *PBGolfHoleKey;

/**
 * The key of the "Par" field.
 *
 * The accompanying value must be an `NSString` (max. ~5 characters).
 *
 * @see -[PBWatch golfAppUpdate:onSent:]
 */
PB_EXTERN NSNumber *PBGolfParKey;

/**
 * The command IDs that can be sent back by the Golf watch app.
 *
 * @see -[PBWatch golfAppAddReceiveUpdateHandler:]
 */
typedef NS_ENUM(uint8_t, GolfAppCommand) {
  GolfAppCommandPrevious = 0x01,
  GolfAppCommandNext = 0x02,
  GolfAppCommandSelect = 0x03,
};

@interface PBWatch (Golf)

/**
 * Queries the watch whether Golf Messages are supported.
 *
 * Must be called from the main thread.
 *
 * @param fetchedBlock The block that will be called when the inquiry has
 *                     finished. The block will be called asynchronously
 *                     on the queue that was originally used when calling this
 *                     method.
 *
 *                     - `watch`: The watch on which the query was performed.
 *                     - `isGolfSupported`: `YES` if Golf Messages are
 *                       supported, `NO` if not.
 */
- (void)golfGetIsSupported:(void(^)(PBWatch *watch, BOOL isGolfSupported))fetchedBlock;

/**
 * Send a command to launch the golf app on the watch that the receiver
 * represents.
 *
 * Must be called from the main thread.
 *
 * @param onSent The handler that will be called when the launch command has
 *               been sent or timed out (after 1.5 secs).
 *
 *               - `watch`: the recipient of the command.
 *               - `error`: `nil` if the operation was successful, or else an
 *                 `NSError` with more information on why it failed.
 */
- (void)golfAppLaunch:(void(^ __nullable)(PBWatch *watch, NSError *__nullable error))onSent;

/**
 * Send a command to kill the golf app on the watch that the receiver
 * represents.
 *
 * Must be called from the main thread.
 *
 * @param onSent The handler that will be called when the kill command has
 *               been sent or timed out (after 1.5 secs).
 *
 *               - `watch`: the recipient of the command.
 *               - `error`: `nil` if the operation was successful, or else an
 *                 `NSError` with more information on why it failed.
 */
- (void)golfAppKill:(void(^ __nullable)(PBWatch *watch, NSError *__nullable error))onSent;

/**
 * Sends an update to the golf app on the watch that the receiver represents.
 * Must be called from the main thread.
 *
 * @param update The update to send. Use one or more keys from
 *               `PBGolfFrontKey`, `PBGolfMidKey`, `PBGolfBackKey`,
 *               `PBGolfHoleKey`, or `PBGolfParKey`. Note that the value for
 *               each key MUST be of `NSString` type.
 * @param onSent The handler that will be called when the update has been sent
 *               or timed out (after 1.5 secs).
 *
 *               - `watch`: the recipient of the command.
 *               - `error`: `nil` if the operation was successful, or else an
 *                 `NSError` with more information on why it failed.
 *
 * @see PBGolfFrontKey
 * @see PBGolfMidKey
 * @see PBGolfBackKey
 * @see PBGolfHoleKey
 * @see PBGolfParKey
 */
- (void)golfAppUpdate:(NSDictionary *)update onSent:(void(^ __nullable)(PBWatch *watch, NSError *__nullable error))onSent;

/**
 * Add a receive handler for incoming Golf updates that are send by the Golf
 * watch application.
 *
 * Must be called from the main thread.
 *
 * @param onReceive The block that will be called every time a new update
 *                  message arrives.
 *
 *                  - `watch`: The receiver of the update.
 *                  - `command`: The command as sent by the watch.
 *
 * @return An opaque handle object representing the installed receive handler,
 *         that can be used in -golfAppRemoveUpdateHandler:
 *
 * @see GolfAppCommand
 * @see -golfAppRemoveUpdateHandler:
 */
- (id)golfAppAddReceiveUpdateHandler:(BOOL(^)(PBWatch *watch, GolfAppCommand command))onReceive;

/**
 * Removes a receive handler that was previously installed using
 * -golfAppAddReceiveUpdateHandler:
 *
 * Must be called from the main thread.
 *
 * @param opaqueHandle The handle object as returned by
 *                     -golfAppAddReceiveUpdateHandler:
 *
 * @see -golfAppAddReceiveUpdateHandler:
 */
- (void)golfAppRemoveUpdateHandler:(id)opaqueHandle;

/**
 * Assigns a custom title and icon to the golf app on the watch.
 *
 * Must be called from the main thread.
 *
 * It is recommended to perform this as the first call after
 * -golfGetIsSupported: to avoid changing the title and icon while it is being
 * displayed in the menu as to avoid confusion.
 *
 * @param title The custom title (max. 20 bytes of UTF-8 string)
 * @param icon The custom icon (max. 32x32 pixels, black/white only)
 * @param onSent The handler that will be called when the title and icon have
 *               been set or timed out.
 *
 *               - `watch`: the recipient of the title and icon.
 *               - `error`: `nil` if the operation was successful, or else an
 *                 `NSError` with more information on why it failed.
 */
- (void)golfSetTitle:(NSString *)title icon:(UIImage *)icon onSent:(void(^ __nullable)(PBWatch *watch, NSError *__nullable error))onSent;

@end

NS_ASSUME_NONNULL_END