4.24.0: Удаление и сброс прогресса слов

play-life-backend/main.go

@@ -1543,6 +1543,129 @@ func (a *App) addWordsHandler(w http.ResponseWriter, r *http.Request) {
 	})
 }
 
+func (a *App) deleteWordHandler(w http.ResponseWriter, r *http.Request) {
+	if r.Method == "OPTIONS" {
+		setCORSHeaders(w)
+		w.WriteHeader(http.StatusOK)
+		return
+	}
+
+	userID, ok := getUserIDFromContext(r)
+	if !ok {
+		sendErrorWithCORS(w, "Unauthorized", http.StatusUnauthorized)
+		return
+	}
+
+	vars := mux.Vars(r)
+	wordID, err := strconv.Atoi(vars["id"])
+	if err != nil {
+		sendErrorWithCORS(w, "Invalid word ID", http.StatusBadRequest)
+		return
+	}
+
+	// Verify ownership - check that word belongs to user
+	var ownerID int
+	err = a.DB.QueryRow("SELECT user_id FROM words WHERE id = $1", wordID).Scan(&ownerID)
+	if err == sql.ErrNoRows {
+		sendErrorWithCORS(w, "Word not found", http.StatusNotFound)
+		return
+	}
+	if err != nil {
+		log.Printf("Error checking word ownership: %v", err)
+		sendErrorWithCORS(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	if ownerID != userID {
+		sendErrorWithCORS(w, "Word not found", http.StatusNotFound)
+		return
+	}
+
+	// Delete the word (progress will be deleted automatically due to CASCADE)
+	result, err := a.DB.Exec("DELETE FROM words WHERE id = $1", wordID)
+	if err != nil {
+		log.Printf("Error deleting word: %v", err)
+		sendErrorWithCORS(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	rowsAffected, err := result.RowsAffected()
+	if err != nil {
+		log.Printf("Error getting rows affected: %v", err)
+		sendErrorWithCORS(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	if rowsAffected == 0 {
+		sendErrorWithCORS(w, "Word not found", http.StatusNotFound)
+		return
+	}
+
+	setCORSHeaders(w)
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(map[string]interface{}{
+		"message": "Word deleted successfully",
+	})
+}
+
+func (a *App) resetWordProgressHandler(w http.ResponseWriter, r *http.Request) {
+	if r.Method == "OPTIONS" {
+		setCORSHeaders(w)
+		w.WriteHeader(http.StatusOK)
+		return
+	}
+
+	userID, ok := getUserIDFromContext(r)
+	if !ok {
+		sendErrorWithCORS(w, "Unauthorized", http.StatusUnauthorized)
+		return
+	}
+
+	vars := mux.Vars(r)
+	wordID, err := strconv.Atoi(vars["id"])
+	if err != nil {
+		sendErrorWithCORS(w, "Invalid word ID", http.StatusBadRequest)
+		return
+	}
+
+	// Verify ownership - check that word belongs to user
+	var ownerID int
+	err = a.DB.QueryRow("SELECT user_id FROM words WHERE id = $1", wordID).Scan(&ownerID)
+	if err == sql.ErrNoRows {
+		sendErrorWithCORS(w, "Word not found", http.StatusNotFound)
+		return
+	}
+	if err != nil {
+		log.Printf("Error checking word ownership: %v", err)
+		sendErrorWithCORS(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	if ownerID != userID {
+		sendErrorWithCORS(w, "Word not found", http.StatusNotFound)
+		return
+	}
+
+	// Reset progress for this word and user
+	_, err = a.DB.Exec(`
+		UPDATE progress 
+		SET success = 0, 
+		    failure = 0, 
+		    last_success_at = NULL, 
+		    last_failure_at = NULL
+		WHERE word_id = $1 AND user_id = $2
+	`, wordID, userID)
+	if err != nil {
+		log.Printf("Error resetting word progress: %v", err)
+		sendErrorWithCORS(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	setCORSHeaders(w)
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(map[string]interface{}{
+		"message": "Word progress reset successfully",
+	})
+}
+
 func (a *App) getTestWordsHandler(w http.ResponseWriter, r *http.Request) {
 	log.Printf("getTestWordsHandler called: %s %s", r.Method, r.URL.Path)
 	setCORSHeaders(w)
@@ -4007,6 +4130,8 @@ func main() {
 	// Words & dictionaries
 	protected.HandleFunc("/api/words", app.getWordsHandler).Methods("GET", "OPTIONS")
 	protected.HandleFunc("/api/words", app.addWordsHandler).Methods("POST", "OPTIONS")
+	protected.HandleFunc("/api/words/{id}", app.deleteWordHandler).Methods("DELETE", "OPTIONS")
+	protected.HandleFunc("/api/words/{id}/reset-progress", app.resetWordProgressHandler).Methods("POST", "OPTIONS")
 	protected.HandleFunc("/api/test/words", app.getTestWordsHandler).Methods("GET", "OPTIONS")
 	protected.HandleFunc("/api/test/progress", app.updateTestProgressHandler).Methods("POST", "OPTIONS")
 	protected.HandleFunc("/api/dictionaries", app.getDictionariesHandler).Methods("GET", "OPTIONS")