85 lines
3.1 KiB
Objective-C

//
// DataManager.m
// Limelight
//
// Created by Diego Waxemberg on 10/28/14.
// Copyright (c) 2014 Limelight Stream. All rights reserved.
//
#import "DataManager.h"
@implementation DataManager
- (id) init {
self = [super init];
self.appDelegate = [[UIApplication sharedApplication] delegate];
return self;
}
- (void) saveSettingsWithBitrate:(NSInteger)bitrate framerate:(NSInteger)framerate height:(NSInteger)height width:(NSInteger)width onscreenControls:(NSInteger)onscreenControls {
Settings* settingsToSave = [self retrieveSettings];
settingsToSave.framerate = [NSNumber numberWithInteger:framerate];
settingsToSave.bitrate = [NSNumber numberWithInteger:bitrate];
settingsToSave.height = [NSNumber numberWithInteger:height];
settingsToSave.width = [NSNumber numberWithInteger:width];
settingsToSave.onscreenControls = [NSNumber numberWithInteger:onscreenControls];
NSError* error;
if (![[self.appDelegate managedObjectContext] save:&error]) {
NSLog(@"ERROR: Unable to save settings to database");
}
[self.appDelegate saveContext];
}
- (Settings*) retrieveSettings {
NSArray* fetchedRecords = [self fetchRecords:@"Settings"];
if (fetchedRecords.count == 0) {
// create a new settings object with the default values
NSEntityDescription* entity = [NSEntityDescription entityForName:@"Settings" inManagedObjectContext:[self.appDelegate managedObjectContext]];
Settings* settings = [[Settings alloc] initWithEntity:entity insertIntoManagedObjectContext:[self.appDelegate managedObjectContext]];
return settings;
} else {
// we should only ever have 1 settings object stored
return [fetchedRecords objectAtIndex:0];
}
}
- (Host*) createHost:(NSString*)name hostname:(NSString*)address {
NSEntityDescription* entity = [NSEntityDescription entityForName:@"Host" inManagedObjectContext:[self.appDelegate managedObjectContext]];
Host* host = [[Host alloc] initWithEntity:entity insertIntoManagedObjectContext:[self.appDelegate managedObjectContext]];
host.name = name;
host.address = address;
return host;
}
- (void) saveHosts {
NSError* error;
if (![[self.appDelegate managedObjectContext] save:&error]) {
NSLog(@"ERROR: Unable to save hosts to database");
}
[self.appDelegate saveContext];
}
- (NSArray*) retrieveHosts {
return [self fetchRecords:@"Host"];
}
- (NSArray*) fetchRecords:(NSString*)entityName {
NSFetchRequest* fetchRequest = [[NSFetchRequest alloc] init];
NSEntityDescription* entity = [NSEntityDescription entityForName:entityName inManagedObjectContext:[self.appDelegate managedObjectContext]];
[fetchRequest setEntity:entity];
[fetchRequest setAffectedStores:[NSArray arrayWithObjects:[[self.appDelegate persistentStoreCoordinator] persistentStoreForURL:[self.appDelegate getStoreURL]], nil]];
NSError* error;
NSArray* fetchedRecords = [[self.appDelegate managedObjectContext] executeFetchRequest:fetchRequest error:&error];
//TODO: handle errors
return fetchedRecords;
}
@end