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internal/web/handlers_packages.go

@@ -0,0 +1,156 @@
+package web
+
+import (
+	"net/http"
+	"strconv"
+	"strings"
+
+	"daili/internal/domain"
+	"daili/internal/store"
+)
+
+type packagesData struct {
+	List []store.Package
+}
+
+func (s *Server) handlePackages(w http.ResponseWriter, r *http.Request) {
+	list, err := s.db.ListPackages(true)
+	if err != nil {
+		http.Error(w, "读取套餐失败", http.StatusInternalServerError)
+		return
+	}
+	p := s.newPage(r, "套餐", "packages")
+	p.D = &packagesData{List: list}
+	s.render(w, r, "packages", p)
+}
+
+type packageFormData struct {
+	Package *store.Package
+	IsNew   bool
+}
+
+func (s *Server) handlePackageNewPage(w http.ResponseWriter, r *http.Request) {
+	p := s.newPage(r, "新增套餐", "packages")
+	p.D = &packageFormData{
+		Package: &store.Package{Unit: domain.UnitDay, DefaultAmount: 30, Color: "#2F5D50"},
+		IsNew:   true,
+	}
+	s.render(w, r, "package_form", p)
+}
+
+func readPackageForm(r *http.Request) *store.Package {
+	p := &store.Package{
+		Name:          strings.TrimSpace(r.PostFormValue("name")),
+		Unit:          strings.TrimSpace(r.PostFormValue("unit")),
+		DefaultAmount: 0,
+		Color:         strings.TrimSpace(r.PostFormValue("color")),
+		Note:          strings.TrimSpace(r.PostFormValue("note")),
+		SortOrder:     0,
+	}
+	if v, err := strconv.Atoi(strings.TrimSpace(r.PostFormValue("default_amount"))); err == nil {
+		p.DefaultAmount = v
+	}
+	if v, err := strconv.Atoi(strings.TrimSpace(r.PostFormValue("sort_order"))); err == nil {
+		p.SortOrder = v
+	}
+	if price := strings.TrimSpace(r.PostFormValue("price")); price != "" {
+		if f, err := strconv.ParseFloat(price, 64); err == nil {
+			p.PriceCents = int(f*100 + 0.5)
+			p.HasPrice = true
+		}
+	}
+	if p.Unit == "" {
+		p.Unit = domain.UnitDay
+	}
+	return p
+}
+
+func validatePackage(p *store.Package) string {
+	if p.Name == "" {
+		return "套餐名称不能为空"
+	}
+	if len([]rune(p.Name)) > 32 {
+		return "套餐名称最长 32 字"
+	}
+	if p.Unit != domain.UnitDay && p.Unit != domain.UnitCount {
+		return "套餐类型不正确"
+	}
+	if p.DefaultAmount <= 0 {
+		return "默认天数/次数必须大于 0"
+	}
+	if p.Color == "" || !strings.HasPrefix(p.Color, "#") {
+		return "请选择套餐颜色"
+	}
+	return ""
+}
+
+func (s *Server) handlePackageCreate(w http.ResponseWriter, r *http.Request) {
+	pkg := readPackageForm(r)
+	p := s.newPage(r, "新增套餐", "packages")
+	if msg := validatePackage(pkg); msg != "" {
+		p.D = &packageFormData{Package: pkg, IsNew: true}
+		s.fail(w, r, "package_form", msg, p)
+		return
+	}
+	id, err := s.db.CreatePackage(pkg)
+	if err != nil {
+		p.D = &packageFormData{Package: pkg, IsNew: true}
+		s.fail(w, r, "package_form", "保存失败："+err.Error(), p)
+		return
+	}
+	s.logOp(r, "新增套餐", "package", id, "新增套餐 "+pkg.Name)
+	s.redirect(w, r, "/packages", "套餐已创建，现在可以给客户开通了")
+}
+
+func (s *Server) handlePackageEditPage(w http.ResponseWriter, r *http.Request) {
+	id := pathID(r)
+	pkg, err := s.db.Package(id)
+	if err != nil {
+		http.NotFound(w, r)
+		return
+	}
+	p := s.newPage(r, "编辑套餐", "packages")
+	p.D = &packageFormData{Package: pkg, IsNew: false}
+	s.render(w, r, "package_form", p)
+}
+
+func (s *Server) handlePackageUpdate(w http.ResponseWriter, r *http.Request) {
+	id := pathID(r)
+	pkg := readPackageForm(r)
+	pkg.ID = id
+	p := s.newPage(r, "编辑套餐", "packages")
+	if msg := validatePackage(pkg); msg != "" {
+		p.D = &packageFormData{Package: pkg, IsNew: false}
+		s.fail(w, r, "package_form", msg, p)
+		return
+	}
+	if err := s.db.UpdatePackage(pkg); err != nil {
+		p.D = &packageFormData{Package: pkg, IsNew: false}
+		s.fail(w, r, "package_form", "保存失败："+err.Error(), p)
+		return
+	}
+	s.logOp(r, "编辑套餐", "package", id, "修改套餐 "+pkg.Name)
+	s.redirect(w, r, "/packages", "套餐已保存")
+}
+
+func (s *Server) handlePackageArchive(w http.ResponseWriter, r *http.Request) {
+	id := pathID(r)
+	pkg, err := s.db.Package(id)
+	if err != nil {
+		http.NotFound(w, r)
+		return
+	}
+	archived := !pkg.Archived
+	if err := s.db.SetPackageArchived(id, archived); err != nil {
+		s.redirect(w, r, "/packages", "操作失败："+err.Error())
+		return
+	}
+	action := "归档套餐"
+	msg := "套餐已归档，不再允许新订阅（已有订阅不受影响）"
+	if !archived {
+		action = "取消归档"
+		msg = "套餐已恢复"
+	}
+	s.logOp(r, action, "package", id, action+" "+pkg.Name)
+	s.redirect(w, r, "/packages", msg)
+}