🎨 Refactor config service

internal/services/config/config_locator.go

@@ -0,0 +1,93 @@
+package config
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"sync"
+
+	"github.com/wailsapp/wails/v3/pkg/services/log"
+)
+
+// ConfigLocator 配置定位器接口
+type ConfigLocator interface {
+	// GetConfigPath 获取配置文件路径
+	GetConfigPath() string
+
+	// SetConfigPath 设置配置文件路径
+	SetConfigPath(string) error
+}
+
+// FileConfigLocator 基于文件的配置定位器
+type FileConfigLocator struct {
+	locationFile string
+	defaultPath  string
+	logger       *log.LoggerService
+	mu           sync.RWMutex
+}
+
+// NewFileConfigLocator 创建文件配置定位器
+func NewFileConfigLocator(locationFile, defaultPath string, logger *log.LoggerService) *FileConfigLocator {
+	if logger == nil {
+		logger = log.New()
+	}
+
+	return &FileConfigLocator{
+		locationFile: locationFile,
+		defaultPath:  defaultPath,
+		logger:       logger,
+	}
+}
+
+// GetDefaultConfigPath 获取默认配置路径
+func GetDefaultConfigPath() string {
+	homePath, err := os.UserHomeDir()
+	if err != nil {
+		return filepath.Join(".voidraft", "config", "config.json")
+	}
+	return filepath.Join(homePath, ".voidraft", "config", "config.json")
+}
+
+// GetConfigPath 获取配置文件路径
+func (fcl *FileConfigLocator) GetConfigPath() string {
+	fcl.mu.RLock()
+	defer fcl.mu.RUnlock()
+
+	// 尝试从位置文件读取
+	if _, err := os.Stat(fcl.locationFile); err == nil {
+		if data, err := os.ReadFile(fcl.locationFile); err == nil && len(data) > 0 {
+			path := string(data)
+
+			// 验证路径目录是否存在
+			if _, err := os.Stat(filepath.Dir(path)); err == nil {
+				fcl.logger.Info("ConfigLocator: Using stored path", "path", path)
+				return path
+			}
+
+			fcl.logger.Error("ConfigLocator: Stored path invalid, using default", "path", path)
+		}
+	}
+
+	// 返回默认路径
+	fcl.logger.Info("ConfigLocator: Using default path", "path", fcl.defaultPath)
+	return fcl.defaultPath
+}
+
+// SetConfigPath 设置配置文件路径
+func (fcl *FileConfigLocator) SetConfigPath(path string) error {
+	fcl.mu.Lock()
+	defer fcl.mu.Unlock()
+
+	// 确保位置文件目录存在
+	if err := os.MkdirAll(filepath.Dir(fcl.locationFile), 0755); err != nil {
+		return fmt.Errorf("failed to create location directory: %w", err)
+	}
+
+	// 写入位置文件
+	if err := os.WriteFile(fcl.locationFile, []byte(path), 0644); err != nil {
+		return fmt.Errorf("failed to write location file: %w", err)
+	}
+
+	fcl.logger.Info("ConfigLocator: Updated config path", "path", path)
+	return nil
+}