feat: SSR 站点单页 /page/:slug 与 Admin CRUD

EOF

Co-authored-by: Cursor <cursoragent@cursor.com>

routers/web/admin_pages.go

@@ -0,0 +1,198 @@
+package web
+
+import (
+	"net/http"
+	"strconv"
+	"strings"
+
+	"git.iioio.com/freefire/jiang13-forum/modules/webctx"
+	"git.iioio.com/freefire/jiang13-forum/services"
+	"github.com/gin-gonic/gin"
+)
+
+type adminPageRow struct {
+	ID           uint
+	Title        string
+	Slug         string
+	Published    bool
+	SortOrder    int
+	ShowInNav    bool
+	ShowInFooter bool
+}
+
+type adminPageForm struct {
+	ID           uint
+	Title        string
+	Slug         string
+	Content      string
+	Published    bool
+	SortOrder    int
+	ShowInNav    bool
+	ShowInFooter bool
+	IsEdit       bool
+}
+
+type adminPagesData struct {
+	AdminChrome
+	Pages []adminPageRow
+	Form  adminPageForm
+}
+
+// AdminPagesGet 站点单页列表
+func (d Deps) AdminPagesGet(c *gin.Context) {
+	ctx := d.ctx(c)
+	d.renderAdminPages(ctx, "", adminPageForm{})
+}
+
+func (d Deps) renderAdminPages(ctx *webctx.Context, errMsg string, form adminPageForm) {
+	chrome := d.adminChrome(ctx, "站点单页", "pages")
+	chrome.Error = errMsg
+	data := adminPagesData{AdminChrome: chrome, Form: form}
+	if d.SitePage != nil {
+		list, _ := d.SitePage.ListAll()
+		data.Pages = make([]adminPageRow, 0, len(list))
+		for _, p := range list {
+			data.Pages = append(data.Pages, adminPageRow{
+				ID: p.ID, Title: p.Title, Slug: p.Slug, Published: p.Published,
+				SortOrder: p.SortOrder, ShowInNav: p.ShowInNav, ShowInFooter: p.ShowInFooter,
+			})
+		}
+	}
+	ctx.HTML(http.StatusOK, "admin/pages", data)
+}
+
+// AdminPageCreate 新建单页
+func (d Deps) AdminPageCreate(c *gin.Context) {
+	ctx := d.ctx(c)
+	form := adminPageFormFrom(c)
+	if !ctx.CheckCSRF() {
+		d.renderAdminPages(ctx, "无效请求，请重试", form)
+		return
+	}
+	if d.SitePage == nil {
+		d.renderAdminPages(ctx, "单页服务未就绪", form)
+		return
+	}
+	if _, err := d.SitePage.Create(adminPageInputFrom(form)); err != nil {
+		d.renderAdminPages(ctx, err.Error(), form)
+		return
+	}
+	ctx.SetFlash("单页已创建")
+	ctx.Redirect("/admin/pages")
+}
+
+// AdminPageEditGet 编辑表单
+func (d Deps) AdminPageEditGet(c *gin.Context) {
+	ctx := d.ctx(c)
+	if d.SitePage == nil {
+		d.renderAdminPages(ctx, "单页服务未就绪", adminPageForm{})
+		return
+	}
+	id, _ := strconv.ParseUint(c.Param("id"), 10, 64)
+	page, err := d.SitePage.GetByID(uint(id))
+	if err != nil {
+		ctx.SetFlash(err.Error())
+		ctx.Redirect("/admin/pages")
+		return
+	}
+	d.renderAdminPages(ctx, "", adminPageForm{
+		ID: page.ID, Title: page.Title, Slug: page.Slug, Content: page.Content,
+		Published: page.Published, SortOrder: page.SortOrder,
+		ShowInNav: page.ShowInNav, ShowInFooter: page.ShowInFooter, IsEdit: true,
+	})
+}
+
+// AdminPageUpdate 更新单页
+func (d Deps) AdminPageUpdate(c *gin.Context) {
+	ctx := d.ctx(c)
+	id, _ := strconv.ParseUint(c.Param("id"), 10, 64)
+	form := adminPageFormFrom(c)
+	form.ID = uint(id)
+	form.IsEdit = true
+	if !ctx.CheckCSRF() {
+		d.renderAdminPages(ctx, "无效请求，请重试", form)
+		return
+	}
+	if d.SitePage == nil {
+		d.renderAdminPages(ctx, "单页服务未就绪", form)
+		return
+	}
+	if err := d.SitePage.Update(uint(id), adminPageInputFrom(form)); err != nil {
+		d.renderAdminPages(ctx, err.Error(), form)
+		return
+	}
+	ctx.SetFlash("单页已保存")
+	ctx.Redirect("/admin/pages")
+}
+
+// AdminPageDelete 删除
+func (d Deps) AdminPageDelete(c *gin.Context) {
+	ctx := d.ctx(c)
+	if !ctx.CheckCSRF() {
+		ctx.SetFlash("无效请求，请重试")
+		ctx.Redirect("/admin/pages")
+		return
+	}
+	if d.SitePage == nil {
+		ctx.SetFlash("单页服务未就绪")
+		ctx.Redirect("/admin/pages")
+		return
+	}
+	id, _ := strconv.ParseUint(c.Param("id"), 10, 64)
+	if err := d.SitePage.Delete(uint(id)); err != nil {
+		ctx.SetFlash(err.Error())
+		ctx.Redirect("/admin/pages")
+		return
+	}
+	ctx.SetFlash("单页已删除")
+	ctx.Redirect("/admin/pages")
+}
+
+// AdminPagePublishPost 快捷发布/下架
+func (d Deps) AdminPagePublishPost(c *gin.Context) {
+	ctx := d.ctx(c)
+	if !ctx.CheckCSRF() {
+		ctx.SetFlash("无效请求，请重试")
+		ctx.Redirect("/admin/pages")
+		return
+	}
+	if d.SitePage == nil {
+		ctx.SetFlash("单页服务未就绪")
+		ctx.Redirect("/admin/pages")
+		return
+	}
+	id, _ := strconv.ParseUint(c.Param("id"), 10, 64)
+	published := c.PostForm("published") == "1" || c.PostForm("published") == "on"
+	if err := d.SitePage.SetPublished(uint(id), published); err != nil {
+		ctx.SetFlash(err.Error())
+		ctx.Redirect("/admin/pages")
+		return
+	}
+	if published {
+		ctx.SetFlash("已发布")
+	} else {
+		ctx.SetFlash("已下架")
+	}
+	ctx.Redirect("/admin/pages")
+}
+
+func adminPageFormFrom(c *gin.Context) adminPageForm {
+	sort, _ := strconv.Atoi(c.PostForm("sort_order"))
+	return adminPageForm{
+		Title:        strings.TrimSpace(c.PostForm("title")),
+		Slug:         strings.TrimSpace(c.PostForm("slug")),
+		Content:      c.PostForm("content"),
+		Published:    c.PostForm("published") == "1" || c.PostForm("published") == "on",
+		SortOrder:    sort,
+		ShowInNav:    c.PostForm("show_in_nav") == "1" || c.PostForm("show_in_nav") == "on",
+		ShowInFooter: c.PostForm("show_in_footer") == "1" || c.PostForm("show_in_footer") == "on",
+	}
+}
+
+func adminPageInputFrom(form adminPageForm) services.SitePageInput {
+	return services.SitePageInput{
+		Title: form.Title, Slug: form.Slug, Content: form.Content,
+		Published: form.Published, SortOrder: form.SortOrder,
+		ShowInNav: form.ShowInNav, ShowInFooter: form.ShowInFooter,
+	}
+}