package http import ( "fmt" "net/http" "dev.mediocregopher.com/mediocre-blog.git/src/http/apiutil" "dev.mediocregopher.com/mediocre-blog.git/src/post" ) func (a *api) manageDraftPostsHandler() http.Handler { tpl := a.mustParseBasedTpl("draft-posts-manage.html") const pageCount = 20 return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { page, err := apiutil.StrToInt(r.FormValue("p"), 0) if err != nil { apiutil.BadRequest( rw, r, fmt.Errorf("invalid page number: %w", err), ) return } posts, hasMore, err := a.params.PostDraftStore.Get(page, pageCount) if err != nil { apiutil.InternalServerError( rw, r, fmt.Errorf("fetching page %d of posts: %w", page, err), ) return } tplPayload := struct { Posts []post.Post PrevPage, NextPage int }{ Posts: posts, PrevPage: -1, NextPage: -1, } if page > 0 { tplPayload.PrevPage = page - 1 } if hasMore { tplPayload.NextPage = page + 1 } executeTemplate(rw, r, tpl, tplPayload) }) } func (a *api) postDraftPostHandler() http.Handler { return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { p, err := postFromPostReq(r) if err != nil { apiutil.BadRequest(rw, r, err) return } if err := a.params.PostDraftStore.Set(p); err != nil { apiutil.InternalServerError( rw, r, fmt.Errorf("storing post with id %q: %w", p.ID, err), ) return } a.executeRedirectTpl(rw, r, a.editDraftPostURL(p.ID, false)) }) }