Files
LambdaMail/services/protocols/internal/infrastructure/postgres/imap_folder_repository.go
T

60 lines
1.6 KiB
Go

package postgres
import (
"context"
"github.com/jackc/pgx/v5"
"github.com/jackc/pgx/v5/pgxpool"
"lambdamail/protocols/internal/application/port"
)
// ImapFolderRepository implements port.ImapFolderRepository against Postgres.
type ImapFolderRepository struct {
pool *pgxpool.Pool
}
func NewImapFolderRepository(pool *pgxpool.Pool) *ImapFolderRepository {
return &ImapFolderRepository{pool: pool}
}
func (r *ImapFolderRepository) FindByName(ctx context.Context, mailboxID, name string) (*port.ImapFolderRecord, error) {
row := r.pool.QueryRow(ctx, `
SELECT f.id, f.name, f.uid_next, f.uid_validity, f.total_count, f.highest_modseq
FROM folders f
WHERE f.mailbox_id = $1 AND f.name = $2
`, mailboxID, name)
var rec port.ImapFolderRecord
if err := row.Scan(&rec.ID, &rec.Name, &rec.UIDNext, &rec.UIDValidity, &rec.NumMessages, &rec.HighestModSeq); err != nil {
if err == pgx.ErrNoRows {
return nil, nil
}
return nil, err
}
return &rec, nil
}
func (r *ImapFolderRepository) ListFolders(ctx context.Context, mailboxID string) ([]port.ImapFolderRecord, error) {
rows, err := r.pool.Query(ctx, `
SELECT f.id, f.name, f.uid_next, f.uid_validity, f.total_count, f.highest_modseq
FROM folders f
WHERE f.mailbox_id = $1
ORDER BY f.name
`, mailboxID)
if err != nil {
return nil, err
}
defer rows.Close()
var out []port.ImapFolderRecord
for rows.Next() {
var rec port.ImapFolderRecord
if err := rows.Scan(&rec.ID, &rec.Name, &rec.UIDNext, &rec.UIDValidity, &rec.NumMessages, &rec.HighestModSeq); err != nil {
return nil, err
}
out = append(out, rec)
}
return out, rows.Err()
}