Added more stuff to git commit macro

source/funkin/backend/system/macros/GitCommitMacro.hx

@@ -8,11 +8,27 @@ class GitCommitMacro {
 	/**
 	 * Returns the current commit number
 	 */
-	public static var commitNumber(get, null):Int;
+	public static var commitNumber(get, never):Int;
 	/**
 	 * Returns the current commit hash
 	 */
-	public static var commitHash(get, null):String;
+	public static var commitHash(get, never):String;
+	/**
+	 * Returns the current commit hash in long format
+	 */
+	public static var commitHashLong(get, never):String;
+	/**
+	 * Returns the current commit message
+	 */
+	public static var commitMessage(get, never):String;
+	/**
+	 * Returns the current commit author
+	 */
+	public static var commitAuthor(get, never):String;
+	/**
+	 * Returns the current commit date + time
+	**/
+	public static var commitDate(get, never):Date;
 
 	// GETTERS
 	#if REGION
@@ -21,6 +37,15 @@ class GitCommitMacro {
 
 	private static inline function get_commitHash()
 		return __getCommitHash();
+	private static inline function get_commitHashLong()
+		return __getCommitHashLong();
+
+	private static inline function get_commitMessage()
+		return __getCommitMessage();
+	private static inline function get_commitAuthor()
+		return __getCommitAuthor();
+	private static inline function get_commitDate()
+		return __getCommitDate();
 	#end
 
 	// INTERNAL MACROS
@@ -52,5 +77,77 @@ class GitCommitMacro {
 		return macro $v{0}
 		#end
 	}
+
+	private static macro function __getCommitHashLong() {
+		#if display
+		return macro $v{"-"};
+		#else
+		try {
+			var proc = new Process('git', ['rev-parse', 'HEAD'], false);
+			proc.exitCode(true);
+
+			return macro $v{proc.stdout.readLine()};
+		} catch(e) {}
+		return macro $v{"-"}
+		#end
+	}
+
+	private static macro function __getCommitMessage() {
+		#if display
+		return macro $v{"-"};
+		#else
+		try {
+			var proc = new Process('git', ['log', '-1', '--pretty=%B'], false);
+			proc.exitCode(true);
+			var all = proc.stdout.readAll().toString();
+			while(StringTools.endsWith(all, "\r\n")) all = all.substr(0, all.length - 2);
+			while(StringTools.endsWith(all, "\n")) all = all.substr(0, all.length - 1);
+			while(StringTools.endsWith(all, "\r")) all = all.substr(0, all.length - 1);
+
+			return macro $v{all};
+		} catch(e) {}
+		return macro $v{"-"}
+		#end
+	}
+
+	private static macro function __getCommitAuthor() {
+		#if display
+		return macro $v{"-"};
+		#else
+		try {
+			var proc = new Process('git', ['log', '-1', '--pretty=%an'], false);
+			proc.exitCode(true);
+
+			return macro $v{StringTools.trim(proc.stdout.readLine())};
+		} catch(e) {}
+		return macro $v{"-"}
+		#end
+	}
+
+	private static macro function __getCommitDate() {
+		#if display
+		return macro $v{Date.now()};
+		#else
+		try {
+			// get the time in UTC format
+			var oldTz = Sys.getEnv("TZ");
+			Sys.putEnv("TZ", "UTC0");
+			var proc = new Process('git', ['log', "--date='format-local:%Y-%m-%dT%H:%M:%SZ'", '-1', '--pretty=%cd'], false);
+			proc.exitCode(true);
+			Sys.putEnv("TZ", oldTz);
+
+			var rawDate = StringTools.trim(proc.stdout.readLine());
+
+			try {
+				Date.fromString(rawDate);
+			} catch(e) {
+				throw 'Invalid date format: $rawDate';
+			}
+
+			return macro Date.fromString($v{rawDate});
+		} catch(e) {}
+		return macro Date.fromString("1970-01-01T00:00:00"); // failed to parse date
+		#end
+	}
 	#end
 }