feat: add Telegram bot with notifications and scheduler

internal/handler/profile.go

@@ -0,0 +1,72 @@
+package handler
+
+import (
+	"encoding/json"
+	"net/http"
+
+	"github.com/daniil/homelab-api/internal/middleware"
+	"github.com/daniil/homelab-api/internal/model"
+	"github.com/daniil/homelab-api/internal/repository"
+)
+
+type ProfileHandler struct {
+	userRepo *repository.UserRepository
+}
+
+func NewProfileHandler(userRepo *repository.UserRepository) *ProfileHandler {
+	return &ProfileHandler{userRepo: userRepo}
+}
+
+func (h *ProfileHandler) Get(w http.ResponseWriter, r *http.Request) {
+	userID := middleware.GetUserID(r.Context())
+	
+	user, err := h.userRepo.GetByID(userID)
+	if err != nil {
+		writeError(w, "user not found", http.StatusNotFound)
+		return
+	}
+
+	user.ProcessForJSON()
+
+	// Return only profile fields
+	profile := map[string]interface{}{
+		"telegram_chat_id":      user.TelegramChatIDValue,
+		"notifications_enabled": user.NotificationsEnabled,
+		"timezone":              user.Timezone,
+	}
+
+	writeJSON(w, profile, http.StatusOK)
+}
+
+func (h *ProfileHandler) Update(w http.ResponseWriter, r *http.Request) {
+	userID := middleware.GetUserID(r.Context())
+
+	var req model.UpdateProfileRequest
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		writeError(w, "invalid request body", http.StatusBadRequest)
+		return
+	}
+
+	err := h.userRepo.UpdateProfile(userID, &req)
+	if err != nil {
+		writeError(w, "failed to update profile", http.StatusInternalServerError)
+		return
+	}
+
+	// Get updated user
+	user, err := h.userRepo.GetByID(userID)
+	if err != nil {
+		writeError(w, "user not found", http.StatusNotFound)
+		return
+	}
+
+	user.ProcessForJSON()
+
+	profile := map[string]interface{}{
+		"telegram_chat_id":      user.TelegramChatIDValue,
+		"notifications_enabled": user.NotificationsEnabled,
+		"timezone":              user.Timezone,
+	}
+
+	writeJSON(w, profile, http.StatusOK)
+}