initial implementaton of follow/unfollow interaction with github

Classes/AppConstants.h

@@ -46,6 +46,11 @@
 #define kLoginParam @"login"
 #define kTokenParam @"token"
 
+// Following
+#define kFollowUserFormat @"https://github.com/api/v2/json/user/%@/%@"
+
+#define kFollow @"follow"
+#define kUnFollow @"unfollow"
 
 // KVO
 #define kResourceStatusKeyPath @"status"

Classes/GHUser.h

@@ -56,5 +56,7 @@
 - (void)authenticateWithToken:(NSString *)theToken;
 - (BOOL)isFollowing:(GHUser *)anUser;
 - (BOOL)isWatching:(GHRepository *)aRepository;
+- (void)toggleFollowingState:(NSString *)state;
+
 
 @end

Classes/GHUser.m

@@ -183,6 +183,23 @@ - (void)parseFollowingJSON {
     [pool release];
 }
 
+
+- (void)toggleFollowingState:(NSString *)state {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+	NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
+	NSString *username = [defaults stringForKey:kUsernameDefaultsKey];
+	NSString *token = [defaults stringForKey:kTokenDefaultsKey];
+
+	NSString *url = [NSString stringWithFormat:kFollowUserFormat, state, self.login];
+	NSURL *followingURL = [NSURL URLWithString:url];
+	ASIFormDataRequest *request = [[[ASIFormDataRequest alloc] initWithURL:followingURL ] autorelease];
+	[request setPostValue:username forKey:@"login"];
+	[request setPostValue:token forKey:@"token"];	
+	[request start];	
+    [pool release];
+}
+
+
 #pragma mark -
 #pragma mark Gravatar
 

Classes/RepositoryController.m

@@ -14,7 +14,6 @@
 #import "RecentCommitsController.h"
 #import "IssuesController.h"
 
-
 @interface RepositoryController ()
 - (void)displayRepository;
 @end

Classes/UserController.h

@@ -3,7 +3,7 @@
 
 @class GHUser, LabeledCell;
 
-@interface UserController : UITableViewController {
+@interface UserController : UITableViewController <UIActionSheetDelegate> {
   @private
 	GHUser *user;
 	IBOutlet UIView *tableHeaderView;
@@ -21,6 +21,9 @@
 	IBOutlet LabeledCell *locationCell;
 	IBOutlet LabeledCell *blogCell;
 	IBOutlet LabeledCell *emailCell;
+    IBOutlet UIView *activityView;
+    UIActionSheet *activitySheet;
+
 }
 
 @property (nonatomic, readonly) GHUser *currentUser;

Classes/UserController.m

@@ -7,9 +7,12 @@
 #import "GravatarLoader.h"
 #import "iOctocatAppDelegate.h"
 #import "FollowingController.h"
+#import "ASIFormDataRequest.h"
 
 @interface UserController ()
 - (void)displayUser;
+- (void)showActivitySheet;
+- (void)dismissActivitySheet;
 @end
 
 
@@ -81,15 +84,35 @@ - (void)observeValueForKeyPath:(NSString *)keyPath ofObject:object change:change
 }
 
 - (IBAction)toggleFollowing:(id)sender {
+    [self showActivitySheet];
 	UIImage *buttonImage;
 	if ([self.currentUser isFollowing:user]) {
+        [user toggleFollowingState:kUnFollow];
 		buttonImage = [UIImage imageNamed:@"UnfollowButton.png"];
 	} else {
+        [user toggleFollowingState:kFollow];        
 		buttonImage = [UIImage imageNamed:@"FollowButton.png"];
 	}
+    [self.currentUser loadFollowing];
 	[followButton setBackgroundImage:buttonImage forState:UIControlStateNormal];
+    [self dismissActivitySheet];
 }
 
+
+- (void)showActivitySheet {
+    iOctocatAppDelegate *appDelegate = (iOctocatAppDelegate *)[[UIApplication sharedApplication] delegate];
+	activitySheet = [[UIActionSheet alloc] initWithTitle:@"\n\n" delegate:self cancelButtonTitle:nil destructiveButtonTitle:nil otherButtonTitles:nil];
+	UIView *currentView = appDelegate.currentView;
+	[activitySheet addSubview:activityView];
+	[activitySheet showInView:currentView];
+	[activitySheet release];
+}
+
+- (void)dismissActivitySheet {
+	[activitySheet dismissWithClickedButtonIndex:0 animated:YES];
+}
+
+
 #pragma mark -
 #pragma mark Table view methods
 

Classes/iOctocatAppDelegate.h

@@ -19,6 +19,7 @@
 @property (nonatomic, readonly) LoginController *loginController;
 
 - (GHUser *)currentUser;
+- (UIView *)currentView ;
 - (GHUser *)userWithLogin:(NSString *)theUsername;
 
 @end

Classes/iOctocatAppDelegate.m

@@ -28,6 +28,10 @@ - (void)postLaunch {
 	if (launchDefault) [self authenticate];
 }
 
+- (UIView *)currentView {
+    return tabBarController.modalViewController ? tabBarController.modalViewController.view : tabBarController.view;
+}
+
 - (GHUser *)currentUser {
 	NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
 	NSString *login = [defaults valueForKey:kUsernameDefaultsKey];

IBFiles/MainWindow.xib

@@ -597,7 +597,7 @@
 					<string>UIApplication</string>
 					<string>UIResponder</string>
 					<string>com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
-					<string>{{42, 718}, {320, 70}}</string>
+					<string>{{165, 727}, {320, 70}}</string>
 					<string>com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 					<string>com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 					<object class="NSMutableDictionary">
@@ -613,7 +613,7 @@
 					<string>com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 					<string>iOctocatAppDelegate</string>
 					<string>com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
-					<string>{{22, 276}, {320, 480}}</string>
+					<string>{{498, 315}, {320, 480}}</string>
 					<string>com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 					<string>com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 					<string>MyFeedsController</string>
@@ -774,15 +774,13 @@
 						<bool key="EncodedWithXMLCoder">YES</bool>
 						<object class="NSMutableArray" key="dict.sortedKeys">
 							<bool key="EncodedWithXMLCoder">YES</bool>
-							<string>activityView</string>
 							<string>loadingCell</string>
-							<string>noEntriesCell</string>
+							<string>noResultsCell</string>
 							<string>searchBar</string>
 							<string>searchControl</string>
 						</object>
 						<object class="NSMutableArray" key="dict.values">
 							<bool key="EncodedWithXMLCoder">YES</bool>
-							<string>UIActivityIndicatorView</string>
 							<string>UITableViewCell</string>
 							<string>UITableViewCell</string>
 							<string>UISearchBar</string>

IBFiles/User.xib

@@ -8,13 +8,14 @@
 		<string key="IBDocument.HIToolboxVersion">353.00</string>
 		<object class="NSMutableArray" key="IBDocument.EditedObjectIDs">
 			<bool key="EncodedWithXMLCoder">YES</bool>
-			<integer value="59"/>
+			<integer value="70"/>
+			<integer value="25"/>
 			<integer value="57"/>
+			<integer value="75"/>
+			<integer value="64"/>
 			<integer value="4"/>
+			<integer value="59"/>
 			<integer value="3"/>
-			<integer value="25"/>
-			<integer value="64"/>
-			<integer value="70"/>
 		</object>
 		<object class="NSArray" key="IBDocument.PluginDependencies">
 			<bool key="EncodedWithXMLCoder">YES</bool>
@@ -112,7 +113,7 @@
 						<bool key="IBUIClipsSubviews">YES</bool>
 						<bool key="IBUIUserInteractionEnabled">NO</bool>
 						<string key="IBUIText"/>
-						<object class="NSFont" key="IBUIFont">
+						<object class="NSFont" key="IBUIFont" id="290199181">
 							<string key="NSName">Helvetica</string>
 							<double key="NSSize">1.400000e+01</double>
 							<int key="NSfFlags">16</int>
@@ -738,7 +739,7 @@
 								<string key="IBUIText">Following</string>
 								<reference key="IBUIFont" ref="557310877"/>
 								<reference key="IBUITextColor" ref="498516826"/>
-								<object class="NSColor" key="IBUIHighlightedColor">
+								<object class="NSColor" key="IBUIHighlightedColor" id="271922128">
 									<int key="NSColorSpace">3</int>
 									<bytes key="NSWhite">MQA</bytes>
 								</object>
@@ -781,6 +782,46 @@
 				<reference key="IBUIContentView" ref="1044147862"/>
 				<string key="IBUIReuseIdentifier">FollowingCell</string>
 			</object>
+			<object class="IBUIView" id="89453260">
+				<reference key="NSNextResponder"/>
+				<int key="NSvFlags">292</int>
+				<object class="NSMutableArray" key="NSSubviews">
+					<bool key="EncodedWithXMLCoder">YES</bool>
+					<object class="IBUIActivityIndicatorView" id="726595106">
+						<reference key="NSNextResponder" ref="89453260"/>
+						<int key="NSvFlags">301</int>
+						<string key="NSFrame">{{50, 20}, {20, 20}}</string>
+						<reference key="NSSuperview" ref="89453260"/>
+						<bool key="IBUIOpaque">NO</bool>
+						<bool key="IBUIClearsContextBeforeDrawing">NO</bool>
+						<bool key="IBUIUserInteractionEnabled">NO</bool>
+						<bool key="IBUIHidesWhenStopped">NO</bool>
+						<bool key="IBUIAnimating">YES</bool>
+					</object>
+					<object class="IBUILabel" id="627430483">
+						<reference key="NSNextResponder" ref="89453260"/>
+						<int key="NSvFlags">292</int>
+						<string key="NSFrame">{{85, 19}, {188, 21}}</string>
+						<reference key="NSSuperview" ref="89453260"/>
+						<bool key="IBUIOpaque">NO</bool>
+						<bool key="IBUIClipsSubviews">YES</bool>
+						<bool key="IBUIUserInteractionEnabled">NO</bool>
+						<string key="IBUIText">Communicating with GitHub</string>
+						<reference key="IBUIFont" ref="290199181"/>
+						<reference key="IBUITextColor" ref="271922128"/>
+						<nil key="IBUIHighlightedColor"/>
+						<int key="IBUIBaselineAdjustment">1</int>
+						<float key="IBUIMinimumFontSize">1.000000e+01</float>
+					</object>
+				</object>
+				<string key="NSFrameSize">{320, 70}</string>
+				<reference key="NSSuperview"/>
+				<object class="NSColor" key="IBUIBackgroundColor">
+					<int key="NSColorSpace">1</int>
+					<bytes key="NSRGB">MCAwIDAgMC41AA</bytes>
+				</object>
+				<bool key="IBUIClearsContextBeforeDrawing">NO</bool>
+			</object>
 		</object>
 		<object class="IBObjectContainer" key="IBDocument.Objects">
 			<object class="NSMutableArray" key="connectionRecords">
@@ -994,6 +1035,14 @@
 					</object>
 					<int key="connectionID">74</int>
 				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBCocoaTouchOutletConnection" key="connection">
+						<string key="label">activityView</string>
+						<reference key="source" ref="372490531"/>
+						<reference key="destination" ref="89453260"/>
+					</object>
+					<int key="connectionID">78</int>
+				</object>
 			</object>
 			<object class="IBMutableOrderedSet" key="objectRecords">
 				<object class="NSArray" key="orderedObjects">
@@ -1242,6 +1291,26 @@
 						<reference key="object" ref="706927182"/>
 						<reference key="parent" ref="676413936"/>
 					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">75</int>
+						<reference key="object" ref="89453260"/>
+						<object class="NSMutableArray" key="children">
+							<bool key="EncodedWithXMLCoder">YES</bool>
+							<reference ref="627430483"/>
+							<reference ref="726595106"/>
+						</object>
+						<reference key="parent" ref="360949347"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">76</int>
+						<reference key="object" ref="627430483"/>
+						<reference key="parent" ref="89453260"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">77</int>
+						<reference key="object" ref="726595106"/>
+						<reference key="parent" ref="89453260"/>
+					</object>
 				</object>
 			</object>
 			<object class="NSMutableDictionary" key="flattenedProperties">
@@ -1300,6 +1369,11 @@
 					<string>70.IBPluginDependency</string>
 					<string>71.IBPluginDependency</string>
 					<string>72.IBPluginDependency</string>
+					<string>75.IBEditorWindowLastContentRect</string>
+					<string>75.IBPluginDependency</string>
+					<string>76.IBPluginDependency</string>
+					<string>77.IBEditorWindowLastContentRect</string>
+					<string>77.IBPluginDependency</string>
 				</object>
 				<object class="NSMutableArray" key="dict.values">
 					<bool key="EncodedWithXMLCoder">YES</bool>
@@ -1355,6 +1429,11 @@
 					<string>com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 					<string>com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 					<string>com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+					<string>{{165, 727}, {320, 70}}</string>
+					<string>com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+					<string>com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
+					<string>{{0, 697}, {37, 37}}</string>
+					<string>com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
 				</object>
 			</object>
 			<object class="NSMutableDictionary" key="unlocalizedProperties">
@@ -1377,7 +1456,7 @@
 				</object>
 			</object>
 			<nil key="sourceID"/>
-			<int key="maxID">74</int>
+			<int key="maxID">78</int>
 		</object>
 		<object class="IBClassDescriber" key="IBDocument.Classes">
 			<object class="NSMutableArray" key="referencedPartialClassDescriptions">
@@ -1414,6 +1493,7 @@
 						<bool key="EncodedWithXMLCoder">YES</bool>
 						<object class="NSMutableArray" key="dict.sortedKeys">
 							<bool key="EncodedWithXMLCoder">YES</bool>
+							<string>activityView</string>
 							<string>blogCell</string>
 							<string>blogLabel</string>
 							<string>companyLabel</string>
@@ -1432,6 +1512,7 @@
 						</object>
 						<object class="NSMutableArray" key="dict.values">
 							<bool key="EncodedWithXMLCoder">YES</bool>
+							<string>UIView</string>
 							<string>LabeledCell</string>
 							<string>UILabel</string>
 							<string>UILabel</string>