feat(store): tasks, accounts, runs, dedup journal

internal/store/migrated.go

@@ -0,0 +1,30 @@
+package store
+
+import (
+	"context"
+	"errors"
+
+	"github.com/jackc/pgx/v5"
+)
+
+func (s *Store) IsMigrated(ctx context.Context, accountID int64, key string) (bool, error) {
+	var one int
+	err := s.Pool.QueryRow(ctx,
+		`SELECT 1 FROM migrated_messages WHERE account_id=$1 AND message_key=$2`,
+		accountID, key).Scan(&one)
+	if errors.Is(err, pgx.ErrNoRows) {
+		return false, nil
+	}
+	if err != nil {
+		return false, err
+	}
+	return true, nil
+}
+
+func (s *Store) MarkMigrated(ctx context.Context, accountID int64, folder, key string) error {
+	_, err := s.Pool.Exec(ctx,
+		`INSERT INTO migrated_messages (account_id, folder, message_key)
+		 VALUES ($1,$2,$3) ON CONFLICT (account_id, message_key) DO NOTHING`,
+		accountID, folder, key)
+	return err
+}