feat: Initial commit

internal/services/settings_service.go

@@ -0,0 +1,69 @@
+package services
+
+import (
+	"baihu/internal/database"
+	"baihu/internal/models"
+)
+
+type SettingsService struct{}
+
+func NewSettingsService() *SettingsService {
+	return &SettingsService{}
+}
+
+// Get 获取设置值
+func (s *SettingsService) Get(section, key string) string {
+	var setting models.Setting
+	if err := database.DB.Where("section = ? AND key = ?", section, key).First(&setting).Error; err != nil {
+		return ""
+	}
+	return setting.Value
+}
+
+// GetWithDefault 获取设置值，如果不存在则返回默认值
+func (s *SettingsService) GetWithDefault(section, key, defaultValue string) string {
+	value := s.Get(section, key)
+	if value == "" {
+		return defaultValue
+	}
+	return value
+}
+
+// Set 设置值
+func (s *SettingsService) Set(section, key, value string) error {
+	var setting models.Setting
+	result := database.DB.Where("section = ? AND key = ?", section, key).First(&setting)
+	if result.Error != nil {
+		// 不存在则创建
+		setting = models.Setting{
+			Section: section,
+			Key:     key,
+			Value:   value,
+		}
+		return database.DB.Create(&setting).Error
+	}
+	// 存在则更新
+	return database.DB.Model(&setting).Update("value", value).Error
+}
+
+// GetBySection 获取某个 section 下的所有设置
+func (s *SettingsService) GetBySection(section string) map[string]string {
+	var settings []models.Setting
+	database.DB.Where("section = ?", section).Find(&settings)
+
+	result := make(map[string]string)
+	for _, s := range settings {
+		result[s.Key] = s.Value
+	}
+	return result
+}
+
+// Delete 删除设置
+func (s *SettingsService) Delete(section, key string) error {
+	return database.DB.Where("section = ? AND key = ?", section, key).Delete(&models.Setting{}).Error
+}
+
+// DeleteBySection 删除某个 section 下的所有设置
+func (s *SettingsService) DeleteBySection(section string) error {
+	return database.DB.Where("section = ?", section).Delete(&models.Setting{}).Error
+}