90 lines
1.8 KiB
Go
90 lines
1.8 KiB
Go
package db
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import (
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"context"
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"database/sql"
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"errors"
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"fmt"
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"github.com/jmoiron/sqlx"
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"golang.org/x/sync/errgroup"
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)
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type Item struct {
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ID string
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Img string
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Name string
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Type string
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Folder string
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Sort int
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Stats Stats
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Ownership []OwnershipString
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}
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func (i *Item) Query(data *InsertId[string]) {
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data.query = fmt.Sprintf(`
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INSERT INTO item (%[1]s, id, img, name, type, folder, sort)
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VALUES ($1, $2, $3, $4, $5, $6, $7)
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ON CONFLICT(id) DO UPDATE SET
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%[1]s = EXCLUDED.%[1]s,
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updated_at = datetime('now')
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RETURNING (created_at == updated_at) AS is_inserted`, data.fieldName)
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}
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func (i *Item) InsertObjects(tx *sqlx.Tx) error {
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group, _ := errgroup.WithContext(context.Background())
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relId := InsertId[string]{id: i.ID, fieldName: "item_id"}
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InsertWithCtxParallel(group, tx, i.Stats, relId)
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InsertSliceParallel(group, tx, i.Ownership, relId)
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err := group.Wait()
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if err != nil && !errors.Is(err, sql.ErrNoRows) {
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return err
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}
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return nil
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}
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func (i *Item) Insert(tx *sqlx.Tx, data *InsertId[string]) error {
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if data.query == "" {
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return ErrNoQuery
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}
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args := []any{data.id, i.ID, i.Img, i.Name, i.Type, i.Folder, i.Sort}
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var isInserted bool
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err := tx.QueryRowx(data.query, args...).Scan(&isInserted)
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if err != nil {
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return err
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}
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if isInserted {
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return i.InsertObjects(tx)
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}
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return nil
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}
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func (i *Item) InsertCtx(ctx context.Context, tx *sqlx.Tx, data *InsertId[string]) error {
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if data.query == "" {
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return ErrNoQuery
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}
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args := []any{data.id, i.ID, i.Img, i.Name, i.Type, i.Folder, i.Sort}
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mutex := GetMutex("item_insert")
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mutex.Lock()
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defer mutex.Unlock()
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var isInserted bool
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err := tx.QueryRowxContext(ctx, data.query, args...).Scan(&isInserted)
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if err != nil {
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return err
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}
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if isInserted {
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return i.InsertObjects(tx)
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}
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return nil
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}
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