Add initial Xcode project files

BetteReddit.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

BetteReddit.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

BetteReddit/AppDelegate.h

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+//
+//  AppDelegate.h
+//  BetteReddit
+//
+//  Created by Alex Taffe on 5/27/18.
+//  Copyright © 2018 Alex Taffe. All rights reserved.
+//
+
+#import <Cocoa/Cocoa.h>
+#import <CoreData/CoreData.h>
+
+@interface AppDelegate : NSObject <NSApplicationDelegate>
+
+@property (readonly, strong) NSPersistentContainer *persistentContainer;
+
+
+@end
+

BetteReddit/AppDelegate.m

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+//
+//  AppDelegate.m
+//  BetteReddit
+//
+//  Created by Alex Taffe on 5/27/18.
+//  Copyright © 2018 Alex Taffe. All rights reserved.
+//
+
+#import "AppDelegate.h"
+
+@interface AppDelegate ()
+
+- (IBAction)saveAction:(id)sender;
+
+@end
+
+@implementation AppDelegate
+
+- (void)applicationDidFinishLaunching:(NSNotification *)aNotification {
+    // Insert code here to initialize your application
+}
+
+
+- (void)applicationWillTerminate:(NSNotification *)aNotification {
+    // Insert code here to tear down your application
+}
+
+
+#pragma mark - Core Data stack
+
+@synthesize persistentContainer = _persistentContainer;
+
+- (NSPersistentContainer *)persistentContainer {
+    // The persistent container for the application. This implementation creates and returns a container, having loaded the store for the application to it.
+    @synchronized (self) {
+        if (_persistentContainer == nil) {
+            _persistentContainer = [[NSPersistentContainer alloc] initWithName:@"BetteReddit"];
+            [_persistentContainer loadPersistentStoresWithCompletionHandler:^(NSPersistentStoreDescription *storeDescription, NSError *error) {
+                if (error != nil) {
+                    // Replace this implementation with code to handle the error appropriately.
+                    // abort() causes the application to generate a crash log and terminate. You should not use this function in a shipping application, although it may be useful during development.
+
+                    /*
+                     Typical reasons for an error here include:
+                     * The parent directory does not exist, cannot be created, or disallows writing.
+                     * The persistent store is not accessible, due to permissions or data protection when the device is locked.
+                     * The device is out of space.
+                     * The store could not be migrated to the current model version.
+                     Check the error message to determine what the actual problem was.
+                    */
+                    NSLog(@"Unresolved error %@, %@", error, error.userInfo);
+                    abort();
+                }
+            }];
+        }
+    }
+
+    return _persistentContainer;
+}
+
+#pragma mark - Core Data Saving and Undo support
+
+- (IBAction)saveAction:(id)sender {
+    // Performs the save action for the application, which is to send the save: message to the application's managed object context. Any encountered errors are presented to the user.
+    NSManagedObjectContext *context = self.persistentContainer.viewContext;
+
+    if (![context commitEditing]) {
+        NSLog(@"%@:%@ unable to commit editing before saving", [self class], NSStringFromSelector(_cmd));
+    }
+
+    NSError *error = nil;
+    if (context.hasChanges && ![context save:&error]) {
+        // Customize this code block to include application-specific recovery steps.              
+        [[NSApplication sharedApplication] presentError:error];
+    }
+}
+
+- (NSUndoManager *)windowWillReturnUndoManager:(NSWindow *)window {
+    // Returns the NSUndoManager for the application. In this case, the manager returned is that of the managed object context for the application.
+    return self.persistentContainer.viewContext.undoManager;
+}
+
+- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication *)sender {
+    // Save changes in the application's managed object context before the application terminates.
+    NSManagedObjectContext *context = self.persistentContainer.viewContext;
+
+    if (![context commitEditing]) {
+        NSLog(@"%@:%@ unable to commit editing to terminate", [self class], NSStringFromSelector(_cmd));
+        return NSTerminateCancel;
+    }
+
+    if (!context.hasChanges) {
+        return NSTerminateNow;
+    }
+
+    NSError *error = nil;
+    if (![context save:&error]) {
+
+        // Customize this code block to include application-specific recovery steps.
+        BOOL result = [sender presentError:error];
+        if (result) {
+            return NSTerminateCancel;
+        }
+
+        NSString *question = NSLocalizedString(@"Could not save changes while quitting. Quit anyway?", @"Quit without saves error question message");
+        NSString *info = NSLocalizedString(@"Quitting now will lose any changes you have made since the last successful save", @"Quit without saves error question info");
+        NSString *quitButton = NSLocalizedString(@"Quit anyway", @"Quit anyway button title");
+        NSString *cancelButton = NSLocalizedString(@"Cancel", @"Cancel button title");
+        NSAlert *alert = [[NSAlert alloc] init];
+        [alert setMessageText:question];
+        [alert setInformativeText:info];
+        [alert addButtonWithTitle:quitButton];
+        [alert addButtonWithTitle:cancelButton];
+
+        NSInteger answer = [alert runModal];
+
+        if (answer == NSAlertSecondButtonReturn) {
+            return NSTerminateCancel;
+        }
+    }
+
+    return NSTerminateNow;
+}
+
+@end

BetteReddit/Assets.xcassets/AppIcon.appiconset/Contents.json

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+{
+  "images" : [
+    {
+      "idiom" : "mac",
+      "size" : "16x16",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "mac",
+      "size" : "16x16",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "mac",
+      "size" : "32x32",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "mac",
+      "size" : "32x32",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "mac",
+      "size" : "128x128",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "mac",
+      "size" : "128x128",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "mac",
+      "size" : "256x256",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "mac",
+      "size" : "256x256",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "mac",
+      "size" : "512x512",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "mac",
+      "size" : "512x512",
+      "scale" : "2x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

BetteReddit/Assets.xcassets/Contents.json

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+{
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}