142 lines
3.7 KiB
Go
142 lines
3.7 KiB
Go
package store
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import (
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"database/sql"
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"errors"
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"fmt"
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"strconv"
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"time"
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"github.com/Bronku/iroon/internal/models"
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)
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func (s *Store) parseOrderRow(row *sql.Rows) (models.Order, error) {
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var out models.Order
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var order_date, delivery_date string
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err := row.Scan(&out.ID, &out.Name, &out.Surname, &out.Phone, &out.Location, &order_date, &delivery_date, &out.Status, &out.Paid)
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if err != nil {
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return out, err
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}
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out.Accepted, _ = time.Parse("2006-01-02 15:04", order_date)
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out.Date, _ = time.Parse("2006-01-02 15:04", delivery_date)
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out.Cakes = make([]models.Cake, 0)
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rows, err := s.db.Query("select cake, amount from ordered_cake where customer_order = ?;", out.ID)
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if err != nil {
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return out, err
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}
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defer rows.Close()
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for rows.Next() {
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var newCake models.Cake
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err = rows.Scan(&newCake.ID, &newCake.Amount)
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if err != nil {
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return out, err
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}
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cakeData, err := s.GetCake(newCake.ID)
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if err != nil {
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continue
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}
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newCake.Name = cakeData.Name
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newCake.Price = cakeData.Price
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out.Cakes = append(out.Cakes, newCake)
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}
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return out, nil
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}
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func (s *Store) getOrdersFromQuery(query string, args ...any) ([]models.Order, error) {
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var out []models.Order
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rows, err := s.db.Query(query, args...)
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if err != nil {
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return out, err
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}
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defer rows.Close()
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for rows.Next() {
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order, err := s.parseOrderRow(rows)
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if err != nil {
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fmt.Println(err)
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continue
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}
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out = append(out, order)
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}
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return out, nil
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}
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func (s *Store) GetOrder(id int) (models.Order, error) {
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query := "select * from customer_order where id = ?"
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out, err := s.getOrdersFromQuery(query, id)
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if err != nil {
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return models.Order{}, err
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}
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if len(out) < 1 {
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return models.Order{}, errors.New("no output order")
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}
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return out[0], nil
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}
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func (s *Store) GetFilteredOrder(filter string) ([]models.Order, error) {
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if filter == "" {
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return s.GetTopOrders()
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}
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query := "select * from order_fts(?) order by rank;"
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return s.getOrdersFromQuery(query, filter)
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}
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func (s *Store) GetTopOrders() ([]models.Order, error) {
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query := "select * from customer_order;"
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return s.getOrdersFromQuery(query)
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}
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func (s *Store) SaveOrder(newOrder models.Order) (int, error) {
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query := "insert into customer_order(name, surname, phone, location, order_date, delivery_date, status, paid) values (?, ?, ?, ?, ?, ?, ?, ?) returning id;"
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if newOrder.ID != 0 {
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query = "update customer_order set name = ?, surname = ?, phone = ?, location = ?, order_date = ?, delivery_date = ?, status = ?, paid = ? where id = "
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query += strconv.Itoa(newOrder.ID) + " returning id;"
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}
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tx, err := s.db.Begin()
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if err != nil {
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return 0, err
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}
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accepted := newOrder.Accepted.Format("2006-01-02 15:04")
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date := newOrder.Date.Format("2006-01-02 15:04")
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row, err := tx.Query(query, newOrder.Name, newOrder.Surname, newOrder.Phone, newOrder.Location, accepted, date, newOrder.Status, newOrder.Paid)
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if err != nil {
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_ = tx.Rollback()
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return 0, err
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}
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defer row.Close()
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if !row.Next() {
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_ = tx.Rollback()
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return 0, errors.New("The database didn't respond with an id")
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}
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err = row.Scan(&newOrder.ID)
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if err != nil {
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_ = tx.Rollback()
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return newOrder.ID, err
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}
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// remove all ordered_cakes associated with this order before inserting
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query = "delete from ordered_cake where customer_order = ?;"
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_, err = tx.Exec(query, newOrder.ID)
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if err != nil {
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_ = tx.Rollback()
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return newOrder.ID, err
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}
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// add all ordered_cakes for this order
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query = "insert into ordered_cake(customer_order, cake, amount) values (?,?,?);"
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for _, e := range newOrder.Cakes {
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_, err := tx.Exec(query, newOrder.ID, e.ID, e.Amount)
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if err != nil {
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_ = tx.Rollback()
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return newOrder.ID, err
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}
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}
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err = tx.Commit()
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return newOrder.ID, err
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}
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