sub2api/backend/internal/handler/setting_handler.go

package handler

import (
	"encoding/json"
	"strings"

	"github.com/Wei-Shaw/sub2api/internal/handler/dto"
	"github.com/Wei-Shaw/sub2api/internal/pkg/response"
	"github.com/Wei-Shaw/sub2api/internal/service"

	"github.com/gin-gonic/gin"
)

// SettingHandler 公开设置处理器（无需认证）
type SettingHandler struct {
	settingService *service.SettingService
	version        string
}

// NewSettingHandler 创建公开设置处理器
func NewSettingHandler(settingService *service.SettingService, version string) *SettingHandler {
	return &SettingHandler{
		settingService: settingService,
		version:        version,
	}
}

// GetPublicSettings 获取公开设置
// GET /api/v1/settings/public
func (h *SettingHandler) GetPublicSettings(c *gin.Context) {
	settings, err := h.settingService.GetPublicSettings(c.Request.Context())
	if err != nil {
		response.ErrorFrom(c, err)
		return
	}

	response.Success(c, dto.PublicSettings{
		RegistrationEnabled:         settings.RegistrationEnabled,
		EmailVerifyEnabled:          settings.EmailVerifyEnabled,
		PromoCodeEnabled:            settings.PromoCodeEnabled,
		PasswordResetEnabled:        settings.PasswordResetEnabled,
		InvitationCodeEnabled:       settings.InvitationCodeEnabled,
		TotpEnabled:                 settings.TotpEnabled,
		TurnstileEnabled:            settings.TurnstileEnabled,
		TurnstileSiteKey:            settings.TurnstileSiteKey,
		SiteName:                    settings.SiteName,
		SiteLogo:                    settings.SiteLogo,
		SiteSubtitle:                settings.SiteSubtitle,
		APIBaseURL:                  settings.APIBaseURL,
		ContactInfo:                 settings.ContactInfo,
		DocURL:                      settings.DocURL,
		HomeContent:                 settings.HomeContent,
		HideCcsImportButton:         settings.HideCcsImportButton,
		PurchaseSubscriptionEnabled: settings.PurchaseSubscriptionEnabled,
		PurchaseSubscriptionURL:     settings.PurchaseSubscriptionURL,
		CustomMenuItems:             parsePublicCustomMenuItems(settings.CustomMenuItems),
		LinuxDoOAuthEnabled:         settings.LinuxDoOAuthEnabled,
		SoraClientEnabled:           settings.SoraClientEnabled,
		Version:                     h.version,
	})
}

// parsePublicCustomMenuItems parses a JSON string into a slice of CustomMenuItem.
func parsePublicCustomMenuItems(raw string) []dto.CustomMenuItem {
	raw = strings.TrimSpace(raw)
	if raw == "" || raw == "[]" {
		return []dto.CustomMenuItem{}
	}
	var items []dto.CustomMenuItem
	if err := json.Unmarshal([]byte(raw), &items); err != nil {
		return []dto.CustomMenuItem{}
	}
	return items
}