92 lines
1.8 KiB
Go
Executable File
92 lines
1.8 KiB
Go
Executable File
package postgresql
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import (
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"database/sql"
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"github.com/lib/pq"
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"hamster-tycoon/storage/dao"
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"hamster-tycoon/storage/model"
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)
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func (db *DatabasePostgreSQL) GetAllCages() ([]*model.Cage, error) {
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q := `
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SELECT c.id, created_at, updated_at, game_id
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FROM public.Cage c
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`
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rows, err := db.session.Query(q)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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cages := make([]*model.Cage, 0)
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for rows.Next() {
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game := model.Game{}
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cage := model.Cage{
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Game: game,
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}
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err := rows.Scan(&cage.ID, &cage.CreatedAt, &cage.UpdatedAt, &game.ID)
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if err != nil {
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return nil, err
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}
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cages = append(cages, &cage)
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}
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return cages, nil
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}
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func (db *DatabasePostgreSQL) GetCageById(id string) (*model.Cage, error) {
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q := `
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SELECT c.id, created_at, updated_at, game_id
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FROM public.Cage c
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WHERE c.id = $1
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`
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row := db.session.QueryRow(q, id)
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game := model.Game{}
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cage := model.Cage{
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Game: game,
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}
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err := row.Scan(&cage.ID, &cage.CreatedAt, &cage.UpdatedAt, &game.ID)
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if errPq, ok := err.(*pq.Error); ok {
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return nil, handlePgError(errPq)
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}
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if err == sql.ErrNoRows {
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return nil, dao.NewDAOError(dao.ErrTypeNotFound, err)
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}
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return &cage, err
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}
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func (db *DatabasePostgreSQL) CreateCage(cage *model.Cage) error {
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q := `
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INSERT INTO public.Cage
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(game_id)
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VALUES
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($1)
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RETURNING id, created_at
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`
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err := db.session.
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QueryRow(q, cage.Game.ID).
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Scan(&cage.ID, &cage.CreatedAt)
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if errPq, ok := err.(*pq.Error); ok {
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return handlePgError(errPq)
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}
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return err
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}
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func (db *DatabasePostgreSQL) DeleteCage(id string) error {
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q := `
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DELETE FROM public.Cage
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WHERE id = $1
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`
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_, err := db.session.Exec(q, id)
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if errPq, ok := err.(*pq.Error); ok {
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return handlePgError(errPq)
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}
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return err
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}
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func (db *DatabasePostgreSQL) UpdateCage(cage *model.Cage) error {
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return nil
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}
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