add load more command

internal/web/handler.go

@@ -31,6 +31,7 @@ type memoryData struct {
 	MemoURL       string
 	Tier          int
 	ShowCount     int
+	AllowLoadMore bool
 }
 
 type errorData struct {
@@ -38,27 +39,30 @@ type errorData struct {
 }
 
 type Handler struct {
-	service   *memory.Service
-	logger    *slog.Logger
-	mux       *http.ServeMux
-	memosURL  string // internal Memos URL (for attachment files)
-	publicURL string // public Memos URL (for memo links)
+	service       *memory.Service
+	logger        *slog.Logger
+	mux           *http.ServeMux
+	memosURL      string // internal Memos URL (for attachment files)
+	publicURL     string // public Memos URL (for memo links)
+	allowLoadMore bool
 }
 
-func NewHandler(service *memory.Service, memosURL, publicURL string, logger *slog.Logger) *Handler {
+func NewHandler(service *memory.Service, memosURL, publicURL string, allowLoadMore bool, logger *slog.Logger) *Handler {
 	pub := publicURL
 	if pub == "" {
 		pub = memosURL
 	}
 	h := &Handler{
-		service:   service,
-		memosURL:  strings.TrimRight(memosURL, "/"),
-		publicURL: strings.TrimRight(pub, "/"),
-		logger:    logger,
-		mux:       http.NewServeMux(),
+		service:       service,
+		memosURL:      strings.TrimRight(memosURL, "/"),
+		publicURL:     strings.TrimRight(pub, "/"),
+		allowLoadMore: allowLoadMore,
+		logger:        logger,
+		mux:           http.NewServeMux(),
 	}
 	h.mux.HandleFunc("GET /", h.handleMemory)
 	h.mux.HandleFunc("GET /health", h.handleHealth)
+	h.mux.HandleFunc("POST /more", h.handleLoadMore)
 	return h
 }
 
@@ -116,6 +120,7 @@ func (h *Handler) handleMemory(w http.ResponseWriter, r *http.Request) {
 		MemoURL:       memoURL,
 		Tier:          mem.Tier,
 		ShowCount:     mem.ShowCount,
+		AllowLoadMore: h.allowLoadMore,
 	}
 
 	w.Header().Set("Content-Type", "text/html; charset=utf-8")
@@ -129,6 +134,20 @@ func (h *Handler) handleHealth(w http.ResponseWriter, _ *http.Request) {
 	fmt.Fprint(w, "ok")
 }
 
+func (h *Handler) handleLoadMore(w http.ResponseWriter, r *http.Request) {
+	if !h.allowLoadMore {
+		http.Error(w, "load more is disabled", http.StatusForbidden)
+		return
+	}
+
+	_, err := h.service.LoadNewMemory(r.Context())
+	if err != nil {
+		h.logger.Error("failed to load new memory", "error", err)
+	}
+
+	http.Redirect(w, r, "/", http.StatusSeeOther)
+}
+
 var months = [...]string{
 	1: "января", 2: "февраля", 3: "марта",
 	4: "апреля", 5: "мая", 6: "июня",