package web

import (
	"net/http"
	"strings"

	"github.com/gramanas/blogspace/internal/i18n"
)

func (s *Server) handleBlogOverview(w http.ResponseWriter, r *http.Request) {
	pages, err := blogStore(r).ListPages(r.Context())
	if err != nil {
		s.serverError(w, err)
		return
	}
	posts, err := blogStore(r).ListPosts(r.Context(), 0)
	if err != nil {
		s.serverError(w, err)
		return
	}
	if len(posts) > 5 {
		posts = posts[:5]
	}
	s.render(w, r, "dashboard/overview.html", map[string]any{"pages": pages, "posts": posts})
}

func (s *Server) handleSettingsForm(w http.ResponseWriter, r *http.Request) {
	s.render(w, r, "dashboard/settings.html", map[string]any{"languages": i18n.Languages()})
}

func (s *Server) handleSettings(w http.ResponseWriter, r *http.Request) {
	blog := currentBlog(r)
	title := strings.TrimSpace(r.FormValue("title"))
	tagline := strings.TrimSpace(r.FormValue("tagline"))
	language := r.FormValue("language")
	if title == "" || len(title) > 120 || len(tagline) > 300 || !i18n.Valid(language) {
		s.renderStatus(w, r, http.StatusBadRequest, "dashboard/settings.html",
			map[string]any{"languages": i18n.Languages(), "error": s.tr(r, "Title is required (max 120 chars); tagline max 300.")})
		return
	}
	if err := blogStore(r).UpdateSettings(r.Context(), title, tagline, language); err != nil {
		s.serverError(w, err)
		return
	}
	// The flash speaks the language just chosen, not the one the form was in.
	redirectOK(w, r, "/b/"+blog.Subdomain+"/settings", i18n.T(language, "Saved. Refresh your blog to see it."))
}