237 lines
8.7 KiB
Go
237 lines
8.7 KiB
Go
package web
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import (
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"fmt"
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"net/http"
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"net/url"
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"strconv"
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"strings"
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"github.com/gin-gonic/gin"
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"cmautobuy/admin/repository"
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"cmautobuy/admin/service"
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)
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// ShopeeList 渲染蝦皮数据列表页。
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//
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// **商品级一行**（不是 SKU 级），数据来自 shopee_products 和 shopee_skus
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// 聚合联查。列定义见 docs/admin/05-ui-specification.md §4.2、工单 #41。
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func (h *Handler) ShopeeList(c *gin.Context) {
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h.renderShopeeList(c, c.Query("goods_id"), c.Query("shop_name"), c.Query("status"), c.Query("shop"), c.Query("image"), c.Query("page"), c.Query("msg"))
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}
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// ShopeeDetail 渲染双击行弹出的那个弹窗的**内容**（不是整页）。
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//
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// 复用 #18 的弹窗机制：行上写 data-detail-id="{{.GoodsID}}"，
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// 前端拿 goods_id 拼到 data-detail-url 后面，以 "id" 作为查询参数名
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// （固定写法，见 static/js/app.js「双击行打开详情弹窗」）。
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func (h *Handler) ShopeeDetail(c *gin.Context) {
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goodsID := strings.TrimSpace(c.Query("id"))
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if goodsID == "" {
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fail(c, http.StatusBadRequest, "商品编号不对，请刷新页面后重试。")
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return
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}
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detail, err := service.GetShopeeProductDetail(h.db, goodsID)
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if err != nil {
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fail(c, http.StatusInternalServerError, "读取商品详情失败，数据没有被改动。")
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return
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}
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if detail == nil {
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fail(c, http.StatusNotFound, "这个商品不存在，请刷新页面。")
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return
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}
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c.HTML(http.StatusOK, "shopee/detail_modal", gin.H{
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"D": detail, "CSRFToken": csrfToken(c),
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"Keyword": c.Query("goods_id"), "StatusFilter": c.Query("status"),
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"ShopNameKeyword": strings.TrimSpace(c.Query("shop_name")),
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"ShopFilter": service.ParseShopeePresence(c.Query("shop")),
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"ImageFilter": service.ParseShopeePresence(c.Query("image")),
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"CurrentPage": service.ParsePage(c.Query("page")),
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})
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}
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// renderShopeeList 统一渲染蝦皮列表；数据写入改由商品目录接口负责。
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//
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// `[必须]` 分页控件用 <a href> 纯 GET 导航，翻页要保留关键词和三个下拉筛选，
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// 所以这里把归一后的有效值透传回模板去拼下一页的链接（工单 #43、#150）。
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func (h *Handler) renderShopeeList(c *gin.Context, keyword, shopName, statusRaw, shopRaw, imageRaw, pageRaw, msg string) {
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filter := repository.ShopeeFilter{
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Keyword: keyword,
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ShopName: strings.TrimSpace(shopName),
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Status: service.ParseShopeeStatus(statusRaw),
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Shop: service.ParseShopeePresence(shopRaw),
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Image: service.ParseShopeePresence(imageRaw),
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}
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// 不叫 page：本文件末尾要调用同名的 page(c, ...) 渲染辅助函数，
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// 局部变量会把它遮住导致编译失败。
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pageNum := service.ParsePage(pageRaw)
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result, err := service.ListShopeeProducts(h.db, filter, pageNum)
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if err != nil {
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fail(c, http.StatusInternalServerError,
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"读取蝦皮数据失败，数据没有被改动。刷新页面重试；一直失败请把这句话报给维护者。")
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return
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}
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assignableClients, err := service.ListAssignableClients(h.db, currentUser(c), h.onlineThreshold)
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if err != nil {
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fail(c, http.StatusInternalServerError,
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"读取可选客户端失败，数据没有被改动。刷新页面重试。")
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return
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}
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status := msg
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if status == "" {
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status = shopeeStatusLine(filter.Status, result)
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}
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values := url.Values{}
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if keyword != "" {
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values.Set("goods_id", keyword)
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}
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if filter.ShopName != "" {
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values.Set("shop_name", filter.ShopName)
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}
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if filter.Status != "" {
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values.Set("status", filter.Status)
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}
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if filter.Shop != "" {
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values.Set("shop", filter.Shop)
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}
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if filter.Image != "" {
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values.Set("image", filter.Image)
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}
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c.HTML(http.StatusOK, "shopee/list", page(c, "shopee", "蝦皮数据", gin.H{
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"Keyword": keyword,
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"ShopNameKeyword": filter.ShopName,
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"StatusFilter": filter.Status,
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"StatusOptions": service.ShopeeStatusOptions(),
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"ShopFilter": filter.Shop,
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"ShopOptions": service.ShopeePresenceOptions("有店铺", "无店铺"),
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"ImageFilter": filter.Image,
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"ImageOptions": service.ShopeePresenceOptions("有图片", "无图片"),
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"Rows": result.Rows,
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"Status": status,
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"HasAnyProducts": result.HasAnyProducts,
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"IsFiltered": result.IsFiltered,
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"Pagination": service.NewPaginationView(result.Page, result.TotalPages, values.Encode()),
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"CurrentPage": result.Page,
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"DetailURL": "/shopee/detail?" + detailValuesForShopee(values, result.Page),
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"AssignableClients": assignableClients,
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}))
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}
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func detailValuesForShopee(values url.Values, pageNum int) string {
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detailValues := url.Values{}
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for key, entries := range values {
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detailValues[key] = append([]string(nil), entries...)
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}
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detailValues.Set("page", strconv.Itoa(pageNum))
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return detailValues.Encode()
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}
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// shopeeStatusLine 组装底部状态条的默认文案（没有 msg 覆盖时）。
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//
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// `[必须]` 显示的是筛选后的**全量**总数（result.Total），不是本页行数，
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// 筛选时前缀用状态文字（"待补规格：6 个商品"），不筛选时用"共"，
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// 见工单 #43。
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func shopeeStatusLine(statusFilter string, result *service.ShopeeListResult) string {
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prefix := fmt.Sprintf("共 %d 个商品", result.Total)
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if text := service.ShopeeStatusLabel(statusFilter); text != "" {
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prefix = fmt.Sprintf("%s：%d 个商品", text, result.Total)
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} else if result.IsFiltered {
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prefix = fmt.Sprintf("筛选结果：%d 个商品", result.Total)
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}
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return fmt.Sprintf("%s · 第 %d/%d 页", prefix, result.Page, result.TotalPages)
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}
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// ShopeeSave 保存蝦皮商品当前关联的 PDD 商品。
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func (h *Handler) ShopeeSave(c *gin.Context) {
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goodsID, err := service.AssociateShopeePdd(h.db, c.PostForm("shopee_goods_id"),
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c.PostForm("pdd_url"), c.PostForm("confirm_replace") == "1")
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if err != nil {
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h.shopeeRedirect(c, "PDD 关联未保存："+err.Error()+"。请核对链接后重试。")
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return
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}
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h.shopeeRedirect(c, fmt.Sprintf("已关联 PDD 商品 %s，可继续创建采集任务", goodsID))
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}
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// ShopeeDelete 批量删除勾选的行。
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//
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// `[不做]` 本工单（#38）明确不实现这个接口，保持 501。
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func (h *Handler) ShopeeDelete(c *gin.Context) {
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// TODO(骨架): 取 ids，二次确认已在前端做过，这里直接删
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fail(c, http.StatusNotImplemented, "删除功能尚未实现。")
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}
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// ShopeeCollect 发起采集任务。
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//
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// 入口在编辑弹窗里，紧挨 PDD 链接输入框——不要放到表格每一行，
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// 一个商品有 N 个 SKU 行，放行上就是 N 个按钮干同一件事。
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//
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// 规则：
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// - PDD 链接为空不允许发起；
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// - collect_status 已经是 collecting 的跳过并说明跳过了几个；
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// - 批量采集要**按商品去重**后再建任务。
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//
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// `[不做]` 本工单（#38）明确不实现这个接口，保持 501。
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func (h *Handler) ShopeeCollect(c *gin.Context) {
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result, err := service.CreateShopeePddCollectTaskForUser(h.db, currentUser(c), c.PostForm("shopee_goods_id"))
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if err != nil {
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h.shopeeRedirect(c, "采集任务未创建："+err.Error())
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return
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}
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h.shopeeRedirect(c, service.FormatCollectTaskMessage(result))
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}
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// ShopeeCollectBatch 为勾选的蝦皮商品按当前 PDD 关联批量创建采集任务。
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func (h *Handler) ShopeeCollectBatch(c *gin.Context) {
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ids := c.PostFormArray("ids")
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if len(ids) == 0 {
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h.shopeeRedirect(c, "没有勾选任何蝦皮商品，没有创建任务")
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return
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}
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result, err := service.CreateShopeePddCollectTasksForUser(
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h.db, currentUser(c), ids, c.PostForm("client_id"))
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if err != nil {
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status := http.StatusInternalServerError
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message := "创建采集任务失败，系统没有改动这一批数据。请稍后重试。"
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if service.IsValidationError(err) {
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status = http.StatusBadRequest
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message = err.Error() + "。这一批任务整体没有创建，请重新选择。"
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}
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fail(c, status, message)
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return
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}
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h.shopeeRedirect(c, service.FormatCollectTaskMessage(result))
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}
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func (h *Handler) shopeeRedirect(c *gin.Context, msg string) {
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params := url.Values{}
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if value := strings.TrimSpace(c.PostForm("list_goods_id")); value != "" {
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params.Set("goods_id", value)
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}
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if value := strings.TrimSpace(c.PostForm("list_shop_name")); value != "" {
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params.Set("shop_name", value)
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}
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if value := strings.TrimSpace(c.PostForm("status")); value != "" {
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params.Set("status", service.ParseShopeeStatus(value))
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}
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if value := service.ParseShopeePresence(c.PostForm("shop")); value != "" {
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params.Set("shop", value)
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}
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if value := service.ParseShopeePresence(c.PostForm("image")); value != "" {
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params.Set("image", value)
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}
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if value := strings.TrimSpace(c.PostForm("page")); value != "" {
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params.Set("page", value)
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}
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if msg != "" {
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params.Set("msg", msg)
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}
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c.Redirect(http.StatusSeeOther, "/shopee?"+params.Encode())
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}
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