Carlos Florêncio
97 lines
2.9 KiB
Go
97 lines
2.9 KiB
Go
// Package sqlite provides SQLite-based analytics repository implementations.
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package sqlite
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import "database/sql"
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// Repository provides SQLite-based analytics operations.
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type Repository struct {
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db *sql.DB
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}
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// NewWithDB creates a new analytics repository with an existing database connection.
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// It automatically creates performance indexes for stats queries.
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func NewWithDB(dbConn *sql.DB) (*Repository, error) {
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repo := &Repository{db: dbConn}
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if err := repo.ensureStatsIndexes(); err != nil {
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return nil, err
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}
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return repo, nil
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}
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// Close is a no-op because this repository does not own the database connection.
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func (r *Repository) Close() error {
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return nil
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}
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// ensureStatsIndexes creates performance indexes for stats queries if they don't already exist.
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// Query planner statistics are maintained by PRAGMA optimize on connection close (see persistence/provider.go).
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func (r *Repository) ensureStatsIndexes() error {
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indexes := []string{
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// Tasks table indexes
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`CREATE INDEX IF NOT EXISTS idx_tasks_workspace_created
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ON tasks(workspace_id, created_at)`,
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`CREATE INDEX IF NOT EXISTS idx_tasks_workflow_state
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ON tasks(workflow_step_id, state)`,
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`CREATE INDEX IF NOT EXISTS idx_tasks_updated
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ON tasks(workspace_id, updated_at)`,
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// Task sessions indexes
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`CREATE INDEX IF NOT EXISTS idx_sessions_task_started
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ON task_sessions(task_id, started_at)`,
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`CREATE INDEX IF NOT EXISTS idx_sessions_agent_started
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ON task_sessions(agent_profile_id, started_at)`,
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`CREATE INDEX IF NOT EXISTS idx_sessions_repo
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ON task_sessions(repository_id)`,
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// Task session turns indexes
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`CREATE INDEX IF NOT EXISTS idx_turns_session_times
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ON task_session_turns(task_session_id, started_at, completed_at)`,
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`CREATE INDEX IF NOT EXISTS idx_turns_task
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ON task_session_turns(task_id)`,
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// Task session messages indexes
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`CREATE INDEX IF NOT EXISTS idx_messages_session_created
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ON task_session_messages(task_session_id, created_at)`,
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`CREATE INDEX IF NOT EXISTS idx_messages_author_type
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ON task_session_messages(task_session_id, author_type, type)`,
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`CREATE INDEX IF NOT EXISTS idx_messages_turn
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ON task_session_messages(turn_id)`,
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// Task session commits indexes
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`CREATE INDEX IF NOT EXISTS idx_commits_session_time
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ON task_session_commits(session_id, committed_at)`,
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// Task repositories indexes
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`CREATE INDEX IF NOT EXISTS idx_task_repos_task
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ON task_repositories(task_id, repository_id)`,
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`CREATE INDEX IF NOT EXISTS idx_task_repos_repo
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ON task_repositories(repository_id, task_id)`,
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// Repositories indexes (with soft delete filter)
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`CREATE INDEX IF NOT EXISTS idx_repos_workspace
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ON repositories(workspace_id)
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WHERE deleted_at IS NULL`,
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// Workflow steps indexes
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`CREATE INDEX IF NOT EXISTS idx_workflow_steps_type
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ON workflow_steps(id, step_type)`,
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}
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for _, idx := range indexes {
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if _, err := r.db.Exec(idx); err != nil {
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return err
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}
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}
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return nil
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}
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