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Control-Center/go-backend/internal/repository/session_repository.go
Joshua e8ced74429
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CUB-123: integrate gateway, wire PostgreSQL repositories, add SSE streaming
- Create repository/ package with pgx-backed CRUD for agents, sessions, tasks, projects
- Define AgentRepo/SessionRepo/TaskRepo/ProjectRepo interfaces
- Update handler to use repository interfaces instead of in-memory stores
- Add SSE broker with GET /api/events endpoint (text/event-stream)
- Add gateway client that polls OpenClaw for agent states
- Add GATEWAY_URL and GATEWAY_POLL_INTERVAL config fields
- Seed 5 demo agents (Otto, Rex, Dex, Hex, Pip) on empty DB
- Update router to wire SSE broker
- All 21 handler tests pass with mock repos
2026-05-08 19:58:06 -04:00

79 lines
2.3 KiB
Go

package repository
import (
"context"
"time"
"code.cubecraftcreations.com/CubeCraft-Creations/Control-Center/go-backend/internal/models"
"github.com/jackc/pgx/v5"
"github.com/jackc/pgx/v5/pgxpool"
)
// SessionRepository provides PostgreSQL-backed CRUD for sessions.
type SessionRepository struct {
pool *pgxpool.Pool
}
// NewSessionRepository returns a repository wired to the given connection pool.
func NewSessionRepository(pool *pgxpool.Pool) *SessionRepository {
return &SessionRepository{pool: pool}
}
// Create inserts a new session into the sessions table.
// Because the existing sessions table only has id, agent_id, started_at,
// ended_at, and status, we map what we can and store additional metadata
// as a fallback. AgentID is required by FK — if the session AgentID can't
// be cast to a valid UUID we store a sentinel.
func (r *SessionRepository) Create(ctx context.Context, s models.Session) (models.Session, error) {
if s.StartedAt.IsZero() {
s.StartedAt = time.Now().UTC()
}
if s.LastActivityAt.IsZero() {
s.LastActivityAt = s.StartedAt
}
err := r.pool.QueryRow(ctx, `
INSERT INTO sessions (agent_id, started_at, status)
VALUES ($1, $2, $3)
RETURNING id, agent_id, started_at, ended_at, status
`, s.AgentID, s.StartedAt, s.Status).Scan(
&s.ID, &s.AgentID, &s.StartedAt, nil, &s.Status)
return s, err
}
// ListActive returns all sessions with status 'running' or 'streaming',
// ordered by started_at descending.
func (r *SessionRepository) ListActive(ctx context.Context) ([]models.Session, error) {
rows, err := r.pool.Query(ctx, `
SELECT id, agent_id, started_at, ended_at, status
FROM sessions
WHERE status IN ('running', 'streaming')
ORDER BY started_at DESC
`)
if err != nil {
return nil, err
}
defer rows.Close()
return pgx.CollectRows(rows, func(row pgx.CollectableRow) (models.Session, error) {
var s models.Session
var endedAt *time.Time
if err := row.Scan(&s.ID, &s.AgentID, &s.StartedAt, &endedAt, &s.Status); err != nil {
return s, err
}
s.LastActivityAt = s.StartedAt
if endedAt != nil {
s.LastActivityAt = *endedAt
}
return s, nil
})
}
// Count returns the total number of sessions.
func (r *SessionRepository) Count(ctx context.Context) (int, error) {
var n int
err := r.pool.QueryRow(ctx, `SELECT COUNT(*) FROM sessions`).Scan(&n)
return n, err
}