initial commit

core/data-clip-builder.go

@@ -0,0 +1,32 @@
+package core
+
+import (
+	"os"
+	"path/filepath"
+	"reflect"
+)
+
+type DataClipBuilder struct {
+	path  string
+	type_ any
+}
+
+func (receiver *DataClipBuilder) InFile(filename string) {
+	wd, _ := os.Getwd()
+	receiver.path = filepath.Join(wd, filename)
+}
+
+func (receiver *DataClipBuilder) UnderDir(dirpath string, filename string) {
+	receiver.path = filepath.Join(dirpath, filename)
+}
+
+func (receiver *DataClipBuilder) RegisterType(data interface{}) {
+	receiver.type_ = reflect.New(reflect.TypeOf(data)).Interface()
+}
+
+func (receiver *DataClipBuilder) Build() DataClip {
+	return DataClip{
+		path:  receiver.path,
+		type_: receiver.type_,
+	}
+}

core/data-clip.go

@@ -0,0 +1,64 @@
+package core
+
+import (
+	"encoding/json"
+	"log"
+	"os"
+	"reflect"
+)
+
+type DataClip struct {
+	path  string
+	type_ any
+}
+
+func (receiver *DataClip) checkFileExists(filepath string) (bool, error) {
+	if _, err := os.Stat(filepath); err == nil {
+		return true, nil
+	} else if os.IsNotExist(err) {
+		return false, nil
+	} else {
+		return false, err
+	}
+}
+
+func (receiver *DataClip) Setup(data interface{}) interface{} {
+	if exists, err := receiver.checkFileExists(receiver.path); err == nil {
+		if exists {
+			// load data
+			return receiver.LoadData()
+		} else {
+			// save default data
+			receiver.SaveData(data)
+			return data
+		}
+	} else {
+		log.Fatal(err.Error())
+	}
+	return data
+}
+
+func (receiver *DataClip) LoadData() interface{} {
+	data, err := os.ReadFile(receiver.path)
+	if err != nil {
+		log.Fatalf("Failed to Read Data File: %v", err)
+	}
+
+	// 使用反射获取 defaultConfig 的类型
+	if err := json.Unmarshal(data, receiver.type_); err != nil {
+		log.Fatalf("Failed to Unmarshal Data File: %v", err)
+	}
+	log.Printf("Loaded Data from File: %s", receiver.path)
+	return reflect.ValueOf(receiver.type_).Elem().Interface()
+}
+
+func (receiver *DataClip) SaveData(data interface{}) {
+	jsonData, err := json.MarshalIndent(data, "", "  ")
+	if err != nil {
+		log.Fatalf("Error Encoding Default Data: %v", err)
+	}
+	if err := os.WriteFile(receiver.path, jsonData, 0644); err != nil {
+		log.Fatalf("Failed to Write Default Data to File: %v", err)
+	}
+	log.Printf("Saved Default Data to File: %s", receiver.path)
+}