111 lines
2.8 KiB
Go
111 lines
2.8 KiB
Go
package store
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import (
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"context"
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"database/sql"
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"encoding/json"
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"errors"
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"time"
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"g.fc.run/misc/byre/internal/api"
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)
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type QueuedTurn struct {
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SessionID string
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Vendor api.AgentSessionVendor
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Actor string
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Text string
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Images []string
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CreatedAt time.Time
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}
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func (s *Store) SessionStarted(ctx context.Context, sessionID string) (bool, error) {
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started := false
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err := s.db.QueryRowContext(ctx, `SELECT EXISTS (SELECT 1 FROM events WHERE agent_session_id = ? AND kind = 'user.message')`, sessionID).Scan(&started)
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return started, err
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}
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func (s *Store) CountRunning(ctx context.Context) (map[api.AgentSessionVendor]int, error) {
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rows, err := s.db.QueryContext(ctx, `SELECT vendor, COUNT(*) FROM agent_sessions WHERE state = ? GROUP BY vendor`, string(api.AgentSessionStateRunning))
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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counts := map[api.AgentSessionVendor]int{}
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for rows.Next() {
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vendor := ""
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n := 0
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err = rows.Scan(&vendor, &n)
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if err != nil {
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return nil, err
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}
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counts[api.AgentSessionVendor(vendor)] = n
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}
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return counts, rows.Err()
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}
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func (s *Store) EnqueueTurn(ctx context.Context, q QueuedTurn) error {
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images, err := json.Marshal(append([]string{}, q.Images...))
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if err != nil {
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return err
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}
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return s.write(ctx, func(tx *sql.Tx, emit emitFunc) error {
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_, err := tx.ExecContext(ctx, `INSERT INTO turn_queue (session_id, actor, text, images, created_at) VALUES (?, ?, ?, ?, ?)`,
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q.SessionID, q.Actor, q.Text, string(images), formatTime(q.CreatedAt))
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return err
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})
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}
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func (s *Store) QueuedTurns(ctx context.Context) ([]QueuedTurn, error) {
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rows, err := s.db.QueryContext(ctx, `
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SELECT q.session_id, s.vendor, q.actor, q.text, q.images, q.created_at
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FROM turn_queue q JOIN agent_sessions s ON s.id = q.session_id
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ORDER BY q.created_at
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`)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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turns := []QueuedTurn{}
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for rows.Next() {
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q := QueuedTurn{}
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vendor := ""
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images := ""
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createdAt := ""
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err = rows.Scan(&q.SessionID, &vendor, &q.Actor, &q.Text, &images, &createdAt)
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if err != nil {
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return nil, err
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}
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err = json.Unmarshal([]byte(images), &q.Images)
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if err != nil {
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return nil, err
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}
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q.Vendor = api.AgentSessionVendor(vendor)
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q.CreatedAt, err = parseTime(createdAt)
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if err != nil {
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return nil, err
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}
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turns = append(turns, q)
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}
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return turns, rows.Err()
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}
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func (s *Store) DeleteQueuedTurn(ctx context.Context, sessionID string) error {
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return s.write(ctx, func(tx *sql.Tx, emit emitFunc) error {
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res, err := tx.ExecContext(ctx, `DELETE FROM turn_queue WHERE session_id = ?`, sessionID)
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if err != nil {
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return err
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}
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n, err := res.RowsAffected()
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if err != nil {
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return err
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}
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if n == 0 {
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return errors.Join(ErrNotFound, errors.New("no queued turn for session "+sessionID))
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}
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return nil
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})
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}
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