[mixin_logger] ffi implement setLoggerFileLeading

Author: boyan01

packages/mixin_logger/ffigen.yaml

@@ -7,9 +7,9 @@ description: |
 output: 'lib/src/mixin_logger_bindings_generated.dart'
 headers:
   entry-points:
-    - 'native/build/mixin_logger.h'
+    - 'macos/Header/mixin_logger.h'
   include-directives:
-    - 'native/build/mixin_logger.h'
+    - 'macos/Header/mixin_logger.h'
 preamble: |
   // ignore_for_file: always_specify_types
   // ignore_for_file: camel_case_types

packages/mixin_logger/lib/src/mixin_logger_bindings_generated.dart

@@ -61,6 +61,20 @@ class MixinLoggerBindings {
           'MixinLoggerWriteLog');
   late final _MixinLoggerWriteLog = _MixinLoggerWriteLogPtr.asFunction<
       void Function(ffi.Pointer<ffi.Char>)>();
+
+  void MixinLoggerSetFileLeading(
+    ffi.Pointer<ffi.Char> str,
+  ) {
+    return _MixinLoggerSetFileLeading(
+      str,
+    );
+  }
+
+  late final _MixinLoggerSetFileLeadingPtr =
+      _lookup<ffi.NativeFunction<ffi.Void Function(ffi.Pointer<ffi.Char>)>>(
+          'MixinLoggerSetFileLeading');
+  late final _MixinLoggerSetFileLeading = _MixinLoggerSetFileLeadingPtr
+      .asFunction<void Function(ffi.Pointer<ffi.Char>)>();
 }
 
 class _GoString_ extends ffi.Struct {

packages/mixin_logger/lib/src/write_log_to_file_ffi.dart

@@ -48,5 +48,7 @@ Future<void> initLogger(
 }
 
 void setLoggerFileLeading(String? fileLeading) {
-  // TODO: implement setLoggerFileLeading
+  final fileLeadingPtr = (fileLeading ?? "").toNativeUtf8();
+  _bindings.MixinLoggerSetFileLeading(fileLeadingPtr.cast());
+  malloc.free(fileLeadingPtr);
 }

packages/mixin_logger/lib/src/write_log_to_file_io.dart

@@ -32,6 +32,10 @@ Future<void> initLogger(
 }
 
 void setLoggerFileLeading(String? fileLeading) {
+  if (Platform.isMacOS) {
+    ffi.setLoggerFileLeading(fileLeading);
+    return;
+  }
   assert(LogFileManager.instance != null, 'Logger is not initialized');
   LogFileManager.instance?.setLoggerFileLeading(fileLeading);
 }

packages/mixin_logger/macos/Header/mixin_logger.h

@@ -76,6 +76,7 @@ extern "C" {
 
 extern void MixinLoggerInit(char* dir, GoInt64 maxFileSize, GoInt maxFileCount, char* fileLeading);
 extern void MixinLoggerWriteLog(char* str);
+extern void MixinLoggerSetFileLeading(char* str);
 
 #ifdef __cplusplus
 }

packages/mixin_logger/macos/Libs/libmixin_logger.a

@@ -226,6 +226,15 @@ func MixinLoggerWriteLog(str *C.char) {
 	_mixinLoggerContext._WriteLogToContext(C.GoString(str))
 }
 
+//export MixinLoggerSetFileLeading
+func MixinLoggerSetFileLeading(str *C.char) {
+	if _mixinLoggerContext == nil {
+		fmt.Println("mixin_logger is not initialized")
+		return
+	}
+	_mixinLoggerContext.fileLeading = C.GoString(str)
+}
+
 func main() {
 
 }

packages/mixin_logger/native/mixin_logger.go

@@ -19,6 +19,7 @@ func TestLogger(t *testing.T) {
 	}
 	for i := 0; i < 1000; i++ {
 		context._WriteLogToContext(fmt.Sprintf("test %d", i))
+		context.fileLeading = fmt.Sprintf("test_leading_%d", i)
 	}
 }