Datenbanken, erster Versuch

repositories/room.go

@@ -0,0 +1,59 @@
+// raum
+package repositories
+
+import (
+	"database/sql"
+	"sprechstundentool/models"
+)
+
+type RoomRepo struct {
+	db *sql.DB
+}
+
+func NewRoomRepo(db *sql.DB) *RoomRepo {
+	return &RoomRepo{
+		db: db,
+	}
+}
+
+func (r *RoomRepo) FindByName(name string) (models.Room, error) {
+	row := r.db.QueryRow("SELECT * FROM room WHERE name=?", name)
+	var room models.Room
+	if err := row.Scan(&room.Name, &room.MaxOccupy); err != nil {
+		return models.Room{}, err
+	}
+	return room, nil
+}
+
+func (r *RoomRepo) FindById(id int) (models.Room, error) {
+	row := r.db.QueryRow("SELECT * FROM room WHERE id=?", id)
+	var room models.Room
+	if err := row.Scan(&room.Id, &room.Name, &room.MaxOccupy); err != nil {
+		return models.Room{}, err
+	}
+	return room, nil
+}
+
+func (r *RoomRepo) GetAll() ([]models.Room, error) {
+	rows, err := r.db.Query("SELECT * FROM room")
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var rooms []models.Room
+	for rows.Next() {
+		var room models.Room
+		if err := rows.Scan(&room.Id, &room.Name, &room.MaxOccupy); err != nil {
+			return rooms, err
+		}
+		rooms = append(rooms, room)
+	}
+	return rooms, nil
+}
+func (r *RoomRepo) Save(room models.Room) error {
+	return nil
+}
+func (r *RoomRepo) Add(room models.Room) error {
+	return nil
+}