bronku/cake-order-tracker
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

changed queries to not use returning id

Browse source
This commit is contained in:
bronku 2025-03-31 20:20:08 +02:00
parent 5661ac4594
commit 732c2cb084
2 changed files with 16 additions and 20 deletions
Download patch file Download diff file Expand all files Collapse all files

20
internal/store/cake.go
View file

@ -22,7 +22,7 @@ func (s *Store) cakeCount() int {
func (s *Store) loadCakes() ([]models.Cake, error) {
out := make([]models.Cake, 0, s.cakeCount())
rows, err := s.db.Query("select id, name, price, category, availability from cake order by id asc;")
rows, err := s.db.Query("select id, name, price, category, availability from cake order by id;")
if err != nil {
return out, err
}
@ -88,20 +88,18 @@ func (s *Store) SaveCake(newCake models.Cake) (int, error) {
return newCake.ID, s.updateCake(newCake)
}
fmt.Println("adding a new cake", newCake)
query := "insert into cake(name, price, category, availability) values (?, ?, ?, ?) returning id;"
rows, err := s.db.Query(query, newCake.Name, newCake.Price, newCake.Category, newCake.Availability)
if err != nil {
return 0, err
}
defer rows.Close()
if !rows.Next() {
return 0, errors.New("query didn't return the cake id")
}
err = rows.Scan(&newCake.ID)
query := "insert into cake(name, price, category, availability) values (?, ?, ?, ?);"
result, err := s.db.Exec(query, newCake.Name, newCake.Price, newCake.Category, newCake.Availability)
if err != nil {
return 0, err
}
id, err := result.LastInsertId()
if err != nil {
return 0, err
}
newCake.ID = int(id)
s.cakes = append(s.cakes, newCake)
return newCake.ID, nil
}

16
internal/store/order.go
View file

@ -10,6 +10,8 @@ import (
"github.com/Bronku/iroon/internal/models"
)
// #todo update labels in templates
func (s *Store) parseOrderRow(row *sql.Rows) (models.Order, error) {
var out models.Order
var orderDate, deliveryDate string
@ -117,10 +119,10 @@ func (s *Store) UpdateOrderContents(tx *sql.Tx, newOrder models.Order) error {
}
func (s *Store) SaveOrder(newOrder models.Order) (int, error) {
query := "insert into customer_order(name, surname, phone, location, order_date, delivery_date, status, paid) values (?, ?, ?, ?, ?, ?, ?, ?) returning id;"
query := "insert into customer_order(name, surname, phone, location, order_date, delivery_date, status, paid) values (?, ?, ?, ?, ?, ?, ?, ?);"
if newOrder.ID != 0 {
query = "update customer_order set name = ?, surname = ?, phone = ?, location = ?, order_date = ?, delivery_date = ?, status = ?, paid = ? where id = "
query += strconv.Itoa(newOrder.ID) + " returning id;"
query += strconv.Itoa(newOrder.ID) + " ;"
}
tx, err := s.db.Begin()
if err != nil {
@ -129,22 +131,18 @@ func (s *Store) SaveOrder(newOrder models.Order) (int, error) {
accepted := newOrder.Accepted.Format("2006-01-02 15:04")
date := newOrder.Date.Format("2006-01-02 15:04")
row, err := tx.Query(query, newOrder.Name, newOrder.Surname, newOrder.Phone, newOrder.Location, accepted, date, newOrder.Status, newOrder.Paid)
result, err := tx.Exec(query, newOrder.Name, newOrder.Surname, newOrder.Phone, newOrder.Location, accepted, date, newOrder.Status, newOrder.Paid)
if err != nil {
_ = tx.Rollback()
return 0, err
}
defer row.Close()
if !row.Next() {
_ = tx.Rollback()
return 0, errors.New("the database didn't respond with an id")
}
err = row.Scan(&newOrder.ID)
id, err := result.LastInsertId()
if err != nil {
_ = tx.Rollback()
return newOrder.ID, err
}
newOrder.ID = int(id)
err = s.UpdateOrderContents(tx, newOrder)
if err != nil {