345 lines
9.9 KiB
Go
345 lines
9.9 KiB
Go
package handlers
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import (
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"net/http"
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"strings"
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"github.com/gin-gonic/gin"
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"mengyastore-backend/internal/models"
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)
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type ProductPayload struct {
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Name string `json:"name"`
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Price float64 `json:"price"`
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DiscountPrice float64 `json:"discountPrice"`
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Tags string `json:"tags"`
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CoverURL string `json:"coverUrl"`
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Codes []string `json:"codes"`
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ScreenshotURLs []string `json:"screenshotUrls"`
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PaymentQrURLs []string `json:"paymentQrUrls"`
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Description string `json:"description"`
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Active *bool `json:"active"`
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RequireLogin bool `json:"requireLogin"`
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MaxPerAccount int `json:"maxPerAccount"`
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DeliveryMode string `json:"deliveryMode"`
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FulfillmentType string `json:"fulfillmentType"`
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FixedContent string `json:"fixedContent"`
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ShowNote bool `json:"showNote"`
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ShowContact bool `json:"showContact"`
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}
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func normalizeFulfillmentPayload(payload *ProductPayload) string {
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ft := strings.TrimSpace(strings.ToLower(payload.FulfillmentType))
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if ft == "fixed" {
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return "fixed"
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}
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return "card"
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}
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type TogglePayload struct {
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Active bool `json:"active"`
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}
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// AdminVerifyTokenRequest 管理端校验令牌（Body，非 Header）。
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type AdminVerifyTokenRequest struct {
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Token string `json:"token"`
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}
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// VerifyAdminToken 校验请求中的令牌是否正确。
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// @Summary 校验管理员令牌
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// @Description 响应为 {"valid": true/false}，不泄露真实口令。
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// @Tags 管理端-认证
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// @Accept json
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// @Produce json
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// @Param body body AdminVerifyTokenRequest true "待校验 token"
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// @Success 200 {object} SwaggerValidBody
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// @Router /api/admin/verify [post]
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func (h *AdminHandler) VerifyAdminToken(c *gin.Context) {
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var payload AdminVerifyTokenRequest
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if err := c.ShouldBindJSON(&payload); err != nil || payload.Token == "" {
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c.JSON(http.StatusOK, gin.H{"valid": false})
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return
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}
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c.JSON(http.StatusOK, gin.H{"valid": payload.Token == h.cfg.AdminToken})
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}
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// ListAllProducts 管理端商品全量列表（含下架与卡密等敏感字段）。
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// @Summary 全部商品（管理）
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// @Tags 管理端-商品
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// @Produce json
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// @Security AdminToken
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// @Success 200 {object} SwaggerProductListBody
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// @Failure 401 {object} SwaggerErrorBody
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// @Failure 500 {object} SwaggerErrorBody
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// @Router /api/admin/products [get]
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func (h *AdminHandler) ListAllProducts(c *gin.Context) {
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if !h.requireAdmin(c) {
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return
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}
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items, err := h.store.ListAll()
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, gin.H{"data": items})
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}
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// CreateProduct 创建商品。
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// @Summary 创建商品
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// @Tags 管理端-商品
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// @Accept json
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// @Produce json
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// @Security AdminToken
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// @Param body body ProductPayload true "商品字段"
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// @Success 200 {object} SwaggerProductOneBody
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// @Failure 400 {object} SwaggerErrorBody
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// @Failure 401 {object} SwaggerErrorBody
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// @Failure 500 {object} SwaggerErrorBody
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// @Router /api/admin/products [post]
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func (h *AdminHandler) CreateProduct(c *gin.Context) {
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if !h.requireAdmin(c) {
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return
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}
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var payload ProductPayload
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if err := c.ShouldBindJSON(&payload); err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": "请求参数有误"})
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return
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}
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screenshotURLs, valid := normalizeScreenshotURLs(payload.ScreenshotURLs)
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if !valid {
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c.JSON(http.StatusBadRequest, gin.H{"error": "截图链接最多 6 条"})
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return
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}
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paymentQrURLs, valid := normalizePaymentQrURLs(payload.PaymentQrURLs)
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if !valid {
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c.JSON(http.StatusBadRequest, gin.H{"error": "萌芽收款渠道链接最多 6 条"})
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return
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}
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active := true
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if payload.Active != nil {
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active = *payload.Active
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}
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ft := normalizeFulfillmentPayload(&payload)
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if ft == "fixed" && strings.TrimSpace(payload.FixedContent) == "" {
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c.JSON(http.StatusBadRequest, gin.H{"error": "固定内容发货须填写发货内容（如网盘链接、说明文字）"})
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return
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}
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dm := strings.TrimSpace(payload.DeliveryMode)
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if dm == "" {
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dm = "auto"
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}
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product := models.Product{
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Name: payload.Name,
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Price: payload.Price,
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DiscountPrice: payload.DiscountPrice,
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Tags: normalizeTags(payload.Tags),
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CoverURL: strings.TrimSpace(payload.CoverURL),
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Codes: payload.Codes,
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ScreenshotURLs: screenshotURLs,
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PaymentQrURLs: paymentQrURLs,
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Description: payload.Description,
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Active: active,
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RequireLogin: payload.RequireLogin,
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MaxPerAccount: payload.MaxPerAccount,
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DeliveryMode: dm,
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FulfillmentType: ft,
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FixedContent: payload.FixedContent,
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ShowNote: payload.ShowNote,
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ShowContact: payload.ShowContact,
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}
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created, err := h.store.Create(product)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, gin.H{"data": created})
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}
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// UpdateProduct 更新商品。
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// @Summary 更新商品
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// @Tags 管理端-商品
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// @Accept json
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// @Produce json
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// @Security AdminToken
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// @Param id path string true "商品 ID"
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// @Param body body ProductPayload true "商品字段"
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// @Success 200 {object} SwaggerProductOneBody
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// @Failure 400 {object} SwaggerErrorBody
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// @Failure 401 {object} SwaggerErrorBody
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// @Failure 404 {object} SwaggerErrorBody
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// @Failure 500 {object} SwaggerErrorBody
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// @Router /api/admin/products/{id} [put]
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func (h *AdminHandler) UpdateProduct(c *gin.Context) {
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if !h.requireAdmin(c) {
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return
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}
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id := c.Param("id")
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var payload ProductPayload
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if err := c.ShouldBindJSON(&payload); err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": "请求参数有误"})
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return
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}
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screenshotURLs, valid := normalizeScreenshotURLs(payload.ScreenshotURLs)
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if !valid {
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c.JSON(http.StatusBadRequest, gin.H{"error": "截图链接最多 6 条"})
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return
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}
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paymentQrURLs, valid := normalizePaymentQrURLs(payload.PaymentQrURLs)
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if !valid {
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c.JSON(http.StatusBadRequest, gin.H{"error": "萌芽收款渠道链接最多 6 条"})
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return
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}
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active := false
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if payload.Active != nil {
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active = *payload.Active
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}
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ft := normalizeFulfillmentPayload(&payload)
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if ft == "fixed" && strings.TrimSpace(payload.FixedContent) == "" {
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c.JSON(http.StatusBadRequest, gin.H{"error": "固定内容发货须填写发货内容（如网盘链接、说明文字）"})
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return
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}
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dm := strings.TrimSpace(payload.DeliveryMode)
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if dm == "" {
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dm = "auto"
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}
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patch := models.Product{
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Name: payload.Name,
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Price: payload.Price,
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DiscountPrice: payload.DiscountPrice,
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Tags: normalizeTags(payload.Tags),
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CoverURL: strings.TrimSpace(payload.CoverURL),
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Codes: payload.Codes,
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ScreenshotURLs: screenshotURLs,
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PaymentQrURLs: paymentQrURLs,
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Description: payload.Description,
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Active: active,
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RequireLogin: payload.RequireLogin,
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MaxPerAccount: payload.MaxPerAccount,
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DeliveryMode: dm,
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FulfillmentType: ft,
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FixedContent: payload.FixedContent,
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ShowNote: payload.ShowNote,
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ShowContact: payload.ShowContact,
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}
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updated, err := h.store.Update(id, patch)
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if err != nil {
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c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, gin.H{"data": updated})
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}
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// ToggleProduct 上架/下架切换。
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// @Summary 切换上架状态
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// @Tags 管理端-商品
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// @Accept json
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// @Produce json
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// @Security AdminToken
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// @Param id path string true "商品 ID"
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// @Param body body TogglePayload true "{active}"
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// @Success 200 {object} SwaggerProductOneBody
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// @Failure 400 {object} SwaggerErrorBody
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// @Failure 401 {object} SwaggerErrorBody
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// @Failure 404 {object} SwaggerErrorBody
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// @Router /api/admin/products/{id}/status [patch]
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func (h *AdminHandler) ToggleProduct(c *gin.Context) {
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if !h.requireAdmin(c) {
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return
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}
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id := c.Param("id")
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var payload TogglePayload
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if err := c.ShouldBindJSON(&payload); err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": "请求参数有误"})
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return
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}
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updated, err := h.store.Toggle(id, payload.Active)
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if err != nil {
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c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, gin.H{"data": updated})
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}
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// DeleteProduct 删除商品。
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// @Summary 删除商品
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// @Tags 管理端-商品
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// @Produce json
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// @Security AdminToken
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// @Param id path string true "商品 ID"
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// @Success 200 {object} SwaggerBoolOKWrap
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// @Failure 401 {object} SwaggerErrorBody
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// @Failure 500 {object} SwaggerErrorBody
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// @Router /api/admin/products/{id} [delete]
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func (h *AdminHandler) DeleteProduct(c *gin.Context) {
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if !h.requireAdmin(c) {
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return
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}
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id := c.Param("id")
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if err := h.store.Delete(id); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, gin.H{"data": gin.H{"ok": true}})
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}
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const maxScreenshotURLsAdmin = 6
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const maxPaymentQrURLsAdmin = 6
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func normalizePaymentQrURLs(urls []string) ([]string, bool) {
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cleaned := make([]string, 0, len(urls))
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seen := map[string]bool{}
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for _, u := range urls {
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trimmed := strings.TrimSpace(u)
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if trimmed == "" || seen[trimmed] {
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continue
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}
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seen[trimmed] = true
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cleaned = append(cleaned, trimmed)
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if len(cleaned) > maxPaymentQrURLsAdmin {
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return nil, false
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}
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}
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return cleaned, true
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}
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func normalizeScreenshotURLs(urls []string) ([]string, bool) {
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cleaned := make([]string, 0, len(urls))
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for _, url := range urls {
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trimmed := strings.TrimSpace(url)
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if trimmed == "" {
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continue
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}
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cleaned = append(cleaned, trimmed)
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if len(cleaned) > maxScreenshotURLsAdmin {
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return nil, false
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}
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}
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return cleaned, true
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}
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func normalizeTags(tagsCSV string) []string {
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if tagsCSV == "" {
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return []string{}
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}
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parts := strings.Split(tagsCSV, ",")
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clean := make([]string, 0, len(parts))
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seen := map[string]bool{}
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for _, p := range parts {
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t := strings.TrimSpace(p)
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if t == "" {
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continue
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}
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key := strings.ToLower(t)
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if seen[key] {
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continue
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}
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seen[key] = true
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clean = append(clean, t)
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if len(clean) >= 20 {
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break
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}
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}
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return clean
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}
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