✨ Added theme switching

internal/models/config.go

@@ -26,6 +26,36 @@ const (
 	LangEnUS LanguageType = "en-US"
 )
 
+// ThemeType 主题类型定义
+type ThemeType string
+
+const (
+	// ThemeDefaultDark 默认深色主题
+	ThemeDefaultDark ThemeType = "default-dark"
+	// ThemeDracula Dracula主题
+	ThemeDracula ThemeType = "dracula"
+	// ThemeAura Aura主题
+	ThemeAura ThemeType = "aura"
+	// ThemeGithubDark GitHub深色主题
+	ThemeGithubDark ThemeType = "github-dark"
+	// ThemeGithubLight GitHub浅色主题
+	ThemeGithubLight ThemeType = "github-light"
+	// ThemeMaterialDark Material深色主题
+	ThemeMaterialDark ThemeType = "material-dark"
+	// ThemeMaterialLight Material浅色主题
+	ThemeMaterialLight ThemeType = "material-light"
+	// ThemeSolarizedDark Solarized深色主题
+	ThemeSolarizedDark ThemeType = "solarized-dark"
+	// ThemeSolarizedLight Solarized浅色主题
+	ThemeSolarizedLight ThemeType = "solarized-light"
+	// ThemeTokyoNight Tokyo Night主题
+	ThemeTokyoNight ThemeType = "tokyo-night"
+	// ThemeTokyoNightStorm Tokyo Night Storm主题
+	ThemeTokyoNightStorm ThemeType = "tokyo-night-storm"
+	// ThemeTokyoNightDay Tokyo Night Day主题
+	ThemeTokyoNightDay ThemeType = "tokyo-night-day"
+)
+
 // GeneralConfig 通用设置配置
 type GeneralConfig struct {
 	AlwaysOnTop bool   `json:"alwaysOnTop" yaml:"always_on_top" mapstructure:"always_on_top"` // 窗口是否置顶
@@ -65,6 +95,7 @@ type EditingConfig struct {
 // AppearanceConfig 外观设置配置
 type AppearanceConfig struct {
 	Language LanguageType `json:"language" yaml:"language" mapstructure:"language"` // 界面语言
+	Theme    ThemeType    `json:"theme" yaml:"theme" mapstructure:"theme"`          // 编辑器主题
 }
 
 // KeyBindingsConfig 快捷键设置配置
@@ -132,6 +163,7 @@ func NewDefaultAppConfig() *AppConfig {
 		},
 		Appearance: AppearanceConfig{
 			Language: LangZhCN,
+			Theme:    ThemeDefaultDark, // 默认使用深色主题
 		},
 		KeyBindings: KeyBindingsConfig{
 			// 预留给未来的快捷键配置

internal/services/config_service.go

@@ -125,6 +125,7 @@ func setDefaults(v *viper.Viper) {
 
 	// 外观设置默认值
 	v.SetDefault("appearance.language", defaultConfig.Appearance.Language)
+	v.SetDefault("appearance.theme", defaultConfig.Appearance.Theme)
 
 	// 元数据默认值
 	v.SetDefault("metadata.version", defaultConfig.Metadata.Version)
@@ -258,6 +259,7 @@ func (cs *ConfigService) ResetConfig() {
 
 	// 外观设置 - 批量设置到viper中
 	cs.viper.Set("appearance.language", defaultConfig.Appearance.Language)
+	cs.viper.Set("appearance.theme", defaultConfig.Appearance.Theme)
 
 	// 元数据 - 批量设置到viper中
 	cs.viper.Set("metadata.version", defaultConfig.Metadata.Version)