katzer/cordova-plugin-badge

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src/ios/APPBadge.m

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/*
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apache License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://opensource.org/licenses/Apache-2.0/ and read it before using this
 * file.
 *
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 */

#import "APPBadge.h"

@import UserNotifications;

@implementation APPBadge

static NSString * const kAPPBadgeConfigKey = @"APPBadgeConfigKey";

#pragma mark -
#pragma mark Interface

/**
 * Load the badge config.
 */
- (void) load:(CDVInvokedUrlCommand *)command
{
    [self.commandDelegate runInBackground:^{
        NSDictionary *config = [self.settings objectForKey:kAPPBadgeConfigKey];

        CDVPluginResult* result;
        result = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK
                                   messageAsDictionary:config];

        [self.commandDelegate sendPluginResult:result
                                    callbackId:command.callbackId];
    }];
}

/**
 * Save the badge config.
 */
- (void) save:(CDVInvokedUrlCommand *)command
{
    [self.commandDelegate runInBackground:^{
        [self.settings setObject:[command argumentAtIndex:0]
                          forKey:kAPPBadgeConfigKey];
    }];
}

/**
 * Clear the badge number.
 */
- (void) clear:(CDVInvokedUrlCommand *)command
{
    dispatch_async(dispatch_get_main_queue(), ^{
        [self.app setApplicationIconBadgeNumber:0];

        [self sendPluginResult:CDVCommandStatus_OK
                 messageAsLong:0
                    callbackId:command.callbackId];
    });
}

/**
 * Set the badge number.
 */
- (void) set:(CDVInvokedUrlCommand *)command
{
    NSArray* args = [command arguments];
    int number    = [[args objectAtIndex:0] intValue];

    dispatch_async(dispatch_get_main_queue(), ^{
        [self.app setApplicationIconBadgeNumber:number];

        [self sendPluginResult:CDVCommandStatus_OK
                 messageAsLong:number
                    callbackId:command.callbackId];
    });
}

/**
 * Get the badge number.
 */
- (void) get:(CDVInvokedUrlCommand *)command
{
    dispatch_async(dispatch_get_main_queue(), ^{
        long badge = [self.app applicationIconBadgeNumber];

        [self sendPluginResult:CDVCommandStatus_OK
                 messageAsLong:badge
                    callbackId:command.callbackId];
    });
}

/**
 * Check permission to show badges.
 */
- (void) check:(CDVInvokedUrlCommand *)command
{
    [self.commandDelegate runInBackground:^{
        UNUserNotificationCenter *center =
        UNUserNotificationCenter.currentNotificationCenter;

        [center getNotificationSettingsWithCompletionHandler:
         ^(UNNotificationSettings* settings) {
             BOOL authorized =
             settings.authorizationStatus == UNAuthorizationStatusAuthorized;
             BOOL enabled =
             settings.badgeSetting == UNNotificationSettingEnabled;

             [self sendPluginResult:CDVCommandStatus_OK
                      messageAsBool:authorized && enabled
                         callbackId:command.callbackId];
        }];
    }];
}

/**
 * Request permission to show badges.
 */
- (void) request:(CDVInvokedUrlCommand *)command
{
    [self.commandDelegate runInBackground:^{
        UNUserNotificationCenter *center =
        UNUserNotificationCenter.currentNotificationCenter;

        UNAuthorizationOptions options = UNAuthorizationOptionBadge;

        [center requestAuthorizationWithOptions:options
                              completionHandler:^(BOOL granted, NSError* e) {
                                  [self sendPluginResult:CDVCommandStatus_OK
                                           messageAsBool:granted
                                              callbackId:command.callbackId];
        }];
    }];
}

#pragma mark -
#pragma mark Helper

/**
 * Short hand for shared application instance.
 */
- (UIApplication*) app
{
    return [UIApplication sharedApplication];
}

/**
 * Short hand for standard user defaults instance.
 */
- (NSUserDefaults*) settings
{
    return [NSUserDefaults standardUserDefaults];
}

/**
 * Sends a plugin result with the specified status and message.
 */
- (void) sendPluginResult:(CDVCommandStatus)status
            messageAsBool:(BOOL)msg
               callbackId:(NSString*)callbackId
{
    CDVPluginResult* result;

    result = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK
                                 messageAsBool:msg];

    [self.commandDelegate sendPluginResult:result
                                callbackId:callbackId];
}

/**
 * Sends a plugin result with the specified status and message.
 */
- (void) sendPluginResult:(CDVCommandStatus)status
            messageAsLong:(long)msg
               callbackId:(NSString*)callbackId
{
    CDVPluginResult* result;

    result = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK
                                 messageAsDouble:msg];

    [self.commandDelegate sendPluginResult:result
                                callbackId:callbackId];
}

@end