budgit/internal/repository/list_item.go
2026-01-14 18:19:13 +00:00

90 lines
2.4 KiB
Go

package repository
import (
"database/sql"
"errors"
"time"
"git.juancwu.dev/juancwu/budgit/internal/model"
"github.com/jmoiron/sqlx"
)
var (
ErrListItemNotFound = errors.New("list item not found")
)
type ListItemRepository interface {
Create(item *model.ListItem) error
GetByID(id string) (*model.ListItem, error)
GetByListID(listID string) ([]*model.ListItem, error)
Update(item *model.ListItem) error
Delete(id string) error
DeleteByListID(listID string) error
}
type listItemRepository struct {
db *sqlx.DB
}
func NewListItemRepository(db *sqlx.DB) ListItemRepository {
return &listItemRepository{db: db}
}
func (r *listItemRepository) Create(item *model.ListItem) error {
query := `INSERT INTO list_items (id, list_id, name, is_checked, created_by, created_at, updated_at) VALUES ($1, $2, $3, $4, $5, $6, $7);`
_, err := r.db.Exec(query, item.ID, item.ListID, item.Name, item.IsChecked, item.CreatedBy, item.CreatedAt, item.UpdatedAt)
return err
}
func (r *listItemRepository) GetByID(id string) (*model.ListItem, error) {
item := &model.ListItem{}
query := `SELECT * FROM list_items WHERE id = $1;`
err := r.db.Get(item, query, id)
if err == sql.ErrNoRows {
return nil, ErrListItemNotFound
}
return item, err
}
func (r *listItemRepository) GetByListID(listID string) ([]*model.ListItem, error) {
var items []*model.ListItem
query := `SELECT * FROM list_items WHERE list_id = $1 ORDER BY created_at ASC;`
err := r.db.Select(&items, query, listID)
if err != nil {
return nil, err
}
return items, nil
}
func (r *listItemRepository) Update(item *model.ListItem) error {
item.UpdatedAt = time.Now()
query := `UPDATE list_items SET name = $1, is_checked = $2, updated_at = $3 WHERE id = $4;`
result, err := r.db.Exec(query, item.Name, item.IsChecked, item.UpdatedAt, item.ID)
if err != nil {
return err
}
rows, err := result.RowsAffected()
if err == nil && rows == 0 {
return ErrListItemNotFound
}
return err
}
func (r *listItemRepository) Delete(id string) error {
query := `DELETE FROM list_items WHERE id = $1;`
result, err := r.db.Exec(query, id)
if err != nil {
return err
}
rows, err := result.RowsAffected()
if err == nil && rows == 0 {
return ErrListItemNotFound
}
return err
}
func (r *listItemRepository) DeleteByListID(listID string) error {
query := `DELETE FROM list_items WHERE list_id = $1;`
_, err := r.db.Exec(query, listID)
return err
}