async task, write attempt

BLAppDelegate.h

 #import <UIKit/UIKit.h>
-
+#import "BLMautrixTask.h"
 
 @interface BLAppDelegate : UIResponder <UIApplicationDelegate>
 
 @property (nonatomic, strong) UIWindow *window;
 @property (nonatomic, strong) UINavigationController *rootViewController;
-
+@property (nonatomic, strong) BLMautrixTask *mautrixTask;
 
 
 @end

BLAppDelegate.m

@@ -13,6 +13,7 @@
 //    ];
 	_window.rootViewController = _rootViewController;
 	[_window makeKeyAndVisible];
+    self.mautrixTask = [BLMautrixTask sharedTask];
 }
 
 @end

BLMautrixTask.h

+//
+//  BLMautrixTask.h
+//  xchighlight
+//
+//  Created by EthanRDoesMC on 3/20/21.
+//
+
+#import <Foundation/Foundation.h>
+#import "NSTask.h"
+NS_ASSUME_NONNULL_BEGIN
+
+@interface BLMautrixTask : NSObject
+@property (strong, nonatomic) NSTask * task;
+@property (strong, nonatomic) NSString * outputString;
+@property (strong, nonatomic) NSPipe * writePipe;
++(id)sharedTask;
+-(id)initAndLaunch;
+-(void)sendPing;
+-(void)sendDictionary:(NSDictionary *)dictionary;
+@end
+
+NS_ASSUME_NONNULL_END

BLMautrixTask.m

+//
+//  BLMautrixTask.m
+//  xchighlight
+//
+//  Created by EthanRDoesMC on 3/20/21.
+//
+
+#import "BLMautrixTask.h"
+
+@implementation BLMautrixTask
++ (instancetype)sharedTask {
+    static BLMautrixTask *_sharedTask = nil;
+    static dispatch_once_t onceToken;
+    dispatch_once(&onceToken, ^{
+        _sharedTask = [[BLMautrixTask alloc] initAndLaunch];
+    });
+    
+    return _sharedTask;
+}
+-(id)initAndLaunch {
+    self = [super init];
+    self.task = [NSTask new];
+    NSMutableArray *arguments = [[NSMutableArray alloc] init];
+    [arguments addObject:@"-r/var/mobile/Documents/mautrix-imessage-armv7/registration.yaml"];
+    self.task.launchPath = @"/var/mobile/Documents/mautrix-imessage-armv7/mautrix-imessage";
+    self.task.arguments  = arguments;
+    self.task.currentDirectoryPath = @"/var/mobile/Documents/mautrix-imessage-armv7/";
+    NSMutableDictionary *defaultEnv = [[NSMutableDictionary alloc] initWithDictionary:[[NSProcessInfo processInfo] environment]];
+    [defaultEnv setObject:@"YES" forKey:@"NSUnbufferedIO"];
+    //            [defaultEnv setObject:@"/Users/ethanrdoesmc/" forKey:@"HOME"];
+    
+    self.task.environment = defaultEnv;
+    
+    //NSPipe *writePipe = [NSPipe pipe];
+    //NSFileHandle *writeHandle = [writePipe fileHandleForWriting];
+    self.writePipe = [NSPipe pipe];
+    [self.task setStandardInput: self.writePipe];
+    
+    self.task.standardOutput = [NSPipe pipe];
+    [[self.task.standardOutput fileHandleForReading] setReadabilityHandler:^(NSFileHandle *file) {
+        NSData *data = [file availableData]; // this will read to EOF, so call only once
+        NSString *string = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
+        NSLog(@"Task output! %@", string);
+        dispatch_async(dispatch_get_main_queue(), ^{
+            if (!self->_outputString) {
+                self->_outputString = @"Begin log \n";
+            }
+        self.outputString = [[self outputString] stringByAppendingString:string];
+        [[NSNotificationCenter defaultCenter]  postNotificationName:@"BLMautrixLogUpdated" object:nil];
+        });
+//        dispatch_async(dispatch_get_main_queue(), ^{
+//            self->_logField.text = [self->_logField.text stringByAppendingString: string];
+//            [self->_logField scrollRangeToVisible: NSMakeRange(self->_logField.text.length, 0)];
+//        });
+    }];
+    self.task.standardError = [NSPipe pipe];
+    [[self.task.standardError fileHandleForReading] setReadabilityHandler:^(NSFileHandle *errfile) {
+        NSData *errdata = [errfile availableData]; // this will read to EOF, so call only once
+        NSString *errstring = [[NSString alloc] initWithData:errdata encoding:NSUTF8StringEncoding];
+        NSLog(@"Task output! %@", errstring);
+        dispatch_async(dispatch_get_main_queue(), ^{
+            if (!self->_outputString) {
+                self->_outputString = @"Begin log \n";
+            }
+        self.outputString = [[self outputString] stringByAppendingString:errstring];
+        [[NSNotificationCenter defaultCenter]  postNotificationName:@"BLMautrixLogUpdated" object:nil];
+        });
+        
+//        dispatch_async(dispatch_get_main_queue(), ^{
+//            self->_logField.text = [self->_logField.text stringByAppendingString: errstring];
+//            [self->_logField scrollRangeToVisible: NSMakeRange(self->_logField.text.length, 0)];
+//        });
+    }];
+    
+    [self.task launch];
+    return self;
+}
+//-(NSString *)outputString {
+//    if (!self.outputString) {
+//        _outputString = [NSString string];
+//    }
+//    return self.outputString;
+//}
+
+-(void)sendDictionary:(NSDictionary *)dictionary {
+    NSData *dataForSending = [NSJSONSerialization dataWithJSONObject:dictionary options:0 error:nil];
+    NSString *jsonString = [[NSString alloc] initWithData:dataForSending encoding:NSUTF8StringEncoding];
+    //jsonString = [jsonString stringByAppendingString:@""];
+    NSLog(@"%@", jsonString);
+//    [[self.task.standardInput fileHandleForWriting] setWriteabilityHandler:^(NSFileHandle *wfile) {
+//        [wfile writeData:[jsonString dataUsingEncoding:NSUTF8StringEncoding]];
+//        NSLog(@"%@", wfile);
+//    }];
+    [[self.task.standardInput fileHandleForWriting] writeData:[jsonString dataUsingEncoding:NSUTF8StringEncoding]];
+}
+
+-(void)sendPing {
+    NSMutableDictionary *pingDictionary = [NSMutableDictionary new];
+    [pingDictionary setValue:@"ping" forKey:@"command"];
+    [pingDictionary setValue:@"27" forKey:@"id"];
+    [self sendDictionary:pingDictionary];
+}
+@end

LogViewController.h

@@ -10,7 +10,7 @@
 NS_ASSUME_NONNULL_BEGIN
 
 @interface LogViewController : UIViewController
-
+-(void)updateLog;
 @end
 
 NS_ASSUME_NONNULL_END

LogViewController.m

@@ -8,6 +8,7 @@
 #import "LogViewController.h"
 #import <Foundation/Foundation.h>
 #import "NSTask.h"
+#import "BLMautrixTask.h"
 
 @interface LogViewController ()
 @property (strong, nonatomic) IBOutlet UITextView *logField;
@@ -18,58 +19,16 @@
 
 - (void)viewDidLoad {
     [super viewDidLoad];
+    self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemRefresh target:[BLMautrixTask sharedTask] action:@selector(sendPing)];
+    [BLMautrixTask sharedTask];
+    [self updateLog];
     // Do any additional setup after loading the view from its nib.
-    NSLog(@"Hello, World!");
-    NSMutableArray *arguments = [[NSMutableArray alloc] init];
-    //[arguments addObject:@"/Users/ethanrdoesmc/Downloads/mautrix-imessage-amd64/mautrix-imessage"];
-    //[arguments addObject:@"-c/var/mobile/Documents/mautrix-imessage-armv7/config.yaml"]; // Any arguments you want here...
-    [arguments addObject:@"-r/var/mobile/Documents/mautrix-imessage-armv7/registration.yaml"]; // Any arguments you want here...
-    
-    _task = [[NSTask alloc] init];
-    [_task waitUntilExit];
-    _task.launchPath = @"/var/mobile/Documents/mautrix-imessage-armv7/mautrix-imessage";
-    _task.arguments  = arguments;
-    _task.currentDirectoryPath = @"/var/mobile/Documents/mautrix-imessage-armv7/";
-    NSLog(@"tell me about %@", _task);
-    NSMutableDictionary *defaultEnv = [[NSMutableDictionary alloc] initWithDictionary:[[NSProcessInfo processInfo] environment]];
-    [defaultEnv setObject:@"YES" forKey:@"NSUnbufferedIO"];
-    //            [defaultEnv setObject:@"/Users/ethanrdoesmc/" forKey:@"HOME"];
-    
-    _task.environment = defaultEnv;
-    
-    NSPipe *writePipe = [NSPipe pipe];
-    NSFileHandle *writeHandle = [writePipe fileHandleForWriting];
-    
-    [task setStandardInput: writePipe];
-    
-    _task.standardOutput = [NSPipe pipe];
-    [[_task.standardOutput fileHandleForReading] setReadabilityHandler:^(NSFileHandle *file) {
-        NSData *data = [file availableData]; // this will read to EOF, so call only once
-        NSString *string = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
-        NSLog(@"Task output! %@", string);
-        
-        
-        dispatch_async(dispatch_get_main_queue(), ^{
-            self->_logField.text = [self->_logField.text stringByAppendingString: string];
-            [self->_logField scrollRangeToVisible: NSMakeRange(self->_logField.text.length, 0)];
-        });
-    }];
-    _task.standardError = [NSPipe pipe];
-    [[_task.standardError fileHandleForReading] setReadabilityHandler:^(NSFileHandle *errfile) {
-        NSData *errdata = [errfile availableData]; // this will read to EOF, so call only once
-        NSString *errstring = [[NSString alloc] initWithData:errdata encoding:NSUTF8StringEncoding];
-        NSLog(@"Task output! %@", errstring);
-        
-        
-        dispatch_async(dispatch_get_main_queue(), ^{
-            self->_logField.text = [self->_logField.text stringByAppendingString: errstring];
-            [self->_logField scrollRangeToVisible: NSMakeRange(self->_logField.text.length, 0)];
-        });
-    }];
-    
-    [_task launch];
-    //[task waitUntilExit];
+    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(updateLog) name:@"BLMautrixLogUpdated" object:nil];
+}
 
+-(void)updateLog {
+    [self.logField setText:[[BLMautrixTask sharedTask] outputString]];
+    [self.logField scrollRangeToVisible: NSMakeRange(_logField.text.length, 0)];
 }
 
 /*

Resources/LogViewController.xib

@@ -24,10 +24,10 @@
                         <rect key="frame" x="0.0" y="0.0" width="320" height="480"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                         <subviews>
-                            <textView clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" indicatorStyle="white" keyboardDismissMode="onDrag" editable="NO" adjustsFontForContentSizeCategory="YES" selectable="NO" translatesAutoresizingMaskIntoConstraints="NO" id="C0B-ds-h8Q">
+                            <textView clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" keyboardDismissMode="onDrag" editable="NO" adjustsFontForContentSizeCategory="YES" selectable="NO" translatesAutoresizingMaskIntoConstraints="NO" id="C0B-ds-h8Q">
                                 <rect key="frame" x="0.0" y="55" width="320" height="425"/>
                                 <color key="textColor" systemColor="labelColor"/>
-                                <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                <fontDescription key="fontDescription" name="GillSans" family="Gill Sans" pointSize="15"/>
                                 <textInputTraits key="textInputTraits" autocapitalizationType="sentences"/>
                             </textView>
                         </subviews>

brooklyn.xcodeproj/project.pbxproj

@@ -33,6 +33,8 @@
 		4F9D49392604612E00A2BE48 /* LogViewController.h in Headers */ = {isa = PBXBuildFile; fileRef = 4F9D49362604612E00A2BE48 /* LogViewController.h */; };
 		4F9D493A2604612E00A2BE48 /* LogViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 4F9D49372604612E00A2BE48 /* LogViewController.m */; };
 		4F9D49452604727F00A2BE48 /* NSTask.h in Headers */ = {isa = PBXBuildFile; fileRef = 4F9D493D2604682500A2BE48 /* NSTask.h */; };
+		4FFD1ED42606EF8200D535B0 /* BLMautrixTask.h in Headers */ = {isa = PBXBuildFile; fileRef = 4FFD1ED22606EF8200D535B0 /* BLMautrixTask.h */; };
+		4FFD1ED52606EF8200D535B0 /* BLMautrixTask.m in Sources */ = {isa = PBXBuildFile; fileRef = 4FFD1ED32606EF8200D535B0 /* BLMautrixTask.m */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXBuildRule section */
@@ -88,6 +90,8 @@
 		4F9D49362604612E00A2BE48 /* LogViewController.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = LogViewController.h; sourceTree = "<group>"; };
 		4F9D49372604612E00A2BE48 /* LogViewController.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = LogViewController.m; sourceTree = "<group>"; };
 		4F9D493D2604682500A2BE48 /* NSTask.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = NSTask.h; sourceTree = "<group>"; };
+		4FFD1ED22606EF8200D535B0 /* BLMautrixTask.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = BLMautrixTask.h; sourceTree = "<group>"; };
+		4FFD1ED32606EF8200D535B0 /* BLMautrixTask.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = BLMautrixTask.m; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -122,6 +126,7 @@
 				4F6808B725AEDFC700470DDB /* README.md */,
 				4FAB0ABB25D64376007448DA /* Headers */,
 				4FAB0AB125D64192007448DA /* Application */,
+				4FFD1ED12606EF5000D535B0 /* Mautrix */,
 				4FAB0ABA25D6431C007448DA /* Utilities */,
 				4FAB0ABC25D643CB007448DA /* Bridge to iMessage */,
 			);
@@ -251,6 +256,15 @@
 			name = "Xcode Highlighting";
 			sourceTree = "<group>";
 		};
+		4FFD1ED12606EF5000D535B0 /* Mautrix */ = {
+			isa = PBXGroup;
+			children = (
+				4FFD1ED22606EF8200D535B0 /* BLMautrixTask.h */,
+				4FFD1ED32606EF8200D535B0 /* BLMautrixTask.m */,
+			);
+			name = Mautrix;
+			sourceTree = "<group>";
+		};
 /* End PBXGroup section */
 
 /* Begin PBXHeadersBuildPhase section */
@@ -268,6 +282,7 @@
 				4F8210AD25A035F8005B9453 /* ChatKit.h in Headers */,
 				4F8210AE25A035F8005B9453 /* BLAppDelegate.h in Headers */,
 				4F8210AF25A035F8005B9453 /* BLNewChatViewController.h in Headers */,
+				4FFD1ED42606EF8200D535B0 /* BLMautrixTask.h in Headers */,
 				4F8D118125A572C100040303 /* ChatViewController.h in Headers */,
 				4F8210B125A035F8005B9453 /* BrooklynBridge.h in Headers */,
 				4F8210B025A035F8005B9453 /* BLRootViewController.h in Headers */,
@@ -369,6 +384,7 @@
 				4F48376B25F20FE0001B9415 /* MessageBuilder.m in Sources */,
 				4F82109A25A034CF005B9453 /* BLRootViewController.m in Sources */,
 				4F9D493A2604612E00A2BE48 /* LogViewController.m in Sources */,
+				4FFD1ED52606EF8200D535B0 /* BLMautrixTask.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};