use crate::store::dialect::{DbStateSql, MessageSql, SqlDialect, StepSql, WorkerSql};
pub(crate) struct TursoDialect;
impl SqlDialect for TursoDialect {
const STEP: StepSql = StepSql {
acquire: r#"
INSERT INTO pgqrs_workflow_steps (run_id, step_name, status, started_at, retry_count)
VALUES (?, ?, 'RUNNING', datetime('now'), 0)
ON CONFLICT (run_id, step_name) DO UPDATE
SET status = CASE
WHEN pgqrs_workflow_steps.status = 'SUCCESS' THEN 'SUCCESS'
WHEN pgqrs_workflow_steps.status = 'ERROR' THEN 'ERROR'
ELSE 'RUNNING'
END,
started_at = CASE
WHEN pgqrs_workflow_steps.status IN ('SUCCESS', 'ERROR') THEN pgqrs_workflow_steps.started_at
ELSE datetime('now')
END
RETURNING id, run_id, step_name, status, input, output, error, created_at, updated_at, retry_at, retry_count
"#,
clear_retry: r#"
UPDATE pgqrs_workflow_steps
SET status = 'RUNNING', retry_at = NULL, error = NULL
WHERE id = ?
RETURNING id, run_id, step_name, status, input, output, error, created_at, updated_at, retry_at, retry_count
"#,
complete: r#"
UPDATE pgqrs_workflow_steps
SET status = 'SUCCESS', output = ?2, completed_at = datetime('now')
WHERE id = ?1
RETURNING id, run_id, step_name, status, input, output, error, created_at, updated_at, retry_at, retry_count
"#,
fail: r#"
UPDATE pgqrs_workflow_steps
SET status = 'ERROR', error = ?2, completed_at = datetime('now'),
retry_at = ?3, retry_count = ?4
WHERE id = ?1
RETURNING id, run_id, step_name, status, input, output, error, created_at, updated_at, retry_at, retry_count
"#,
};
const MESSAGE: MessageSql = MessageSql {
list_by_consumer_worker: r#"
SELECT id, queue_id, payload, vt, enqueued_at, read_ct, dequeued_at, producer_worker_id, consumer_worker_id, archived_at
FROM pgqrs_messages
WHERE consumer_worker_id = ?
ORDER BY id
"#,
count_by_consumer_worker: r#"
SELECT COUNT(*)
FROM pgqrs_messages
WHERE consumer_worker_id = ? AND archived_at IS NULL
"#,
count_worker_references: r#"
SELECT COUNT(*)
FROM pgqrs_messages
WHERE producer_worker_id = ? OR consumer_worker_id = ?
"#,
move_to_dlq: r#"
UPDATE pgqrs_messages
SET archived_at = datetime('now')
WHERE read_ct >= ? AND archived_at IS NULL
RETURNING id
"#,
release_by_consumer_worker: r#"
UPDATE pgqrs_messages
SET vt = datetime('now'), consumer_worker_id = NULL
WHERE consumer_worker_id = ? AND archived_at IS NULL
"#,
};
const WORKER: WorkerSql = WorkerSql {
mark_stopped: r#"
UPDATE pgqrs_workers
SET status = 'stopped',
shutdown_at = datetime('now')
WHERE id = ?
"#,
};
const DB_STATE: DbStateSql = DbStateSql {
check_table_exists: r#"
SELECT EXISTS (
SELECT 1 FROM sqlite_master
WHERE type = 'table' AND name = ?
)
"#,
check_orphaned_messages: r#"
SELECT COUNT(*)
FROM pgqrs_messages m
LEFT OUTER JOIN pgqrs_queues q ON m.queue_id = q.id
WHERE q.id IS NULL
"#,
check_orphaned_message_workers: r#"
SELECT COUNT(*)
FROM pgqrs_messages m
LEFT OUTER JOIN pgqrs_workers pw ON m.producer_worker_id = pw.id
LEFT OUTER JOIN pgqrs_workers cw ON m.consumer_worker_id = cw.id
WHERE (m.producer_worker_id IS NOT NULL AND pw.id IS NULL)
OR (m.consumer_worker_id IS NOT NULL AND cw.id IS NULL)
"#,
purge_queue_messages: r#"
DELETE FROM pgqrs_messages WHERE queue_id = ?
"#,
purge_queue_workers: r#"
DELETE FROM pgqrs_workers WHERE queue_id = ?
"#,
queue_metrics: r#"
SELECT
q.queue_name,
COUNT(m.id),
COALESCE(SUM(CASE WHEN m.id IS NOT NULL AND m.consumer_worker_id IS NULL AND m.archived_at IS NULL THEN 1 ELSE 0 END), 0),
COALESCE(SUM(CASE WHEN m.id IS NOT NULL AND m.consumer_worker_id IS NOT NULL AND m.archived_at IS NULL THEN 1 ELSE 0 END), 0),
COALESCE(SUM(CASE WHEN m.id IS NOT NULL AND m.archived_at IS NOT NULL THEN 1 ELSE 0 END), 0),
MIN(CASE WHEN m.consumer_worker_id IS NULL AND m.archived_at IS NULL THEN m.enqueued_at END),
MAX(m.enqueued_at)
FROM pgqrs_queues q
LEFT JOIN pgqrs_messages m ON q.id = m.queue_id
WHERE q.id = ?
GROUP BY q.id, q.queue_name
"#,
all_queues_metrics: r#"
SELECT
q.queue_name,
COUNT(m.id),
COALESCE(SUM(CASE WHEN m.id IS NOT NULL AND m.consumer_worker_id IS NULL AND m.archived_at IS NULL THEN 1 ELSE 0 END), 0),
COALESCE(SUM(CASE WHEN m.id IS NOT NULL AND m.consumer_worker_id IS NOT NULL AND m.archived_at IS NULL THEN 1 ELSE 0 END), 0),
COALESCE(SUM(CASE WHEN m.id IS NOT NULL AND m.archived_at IS NOT NULL THEN 1 ELSE 0 END), 0),
MIN(CASE WHEN m.consumer_worker_id IS NULL AND m.archived_at IS NULL THEN m.enqueued_at END),
MAX(m.enqueued_at)
FROM pgqrs_queues q
LEFT JOIN pgqrs_messages m ON q.id = m.queue_id AND m.archived_at IS NULL
GROUP BY q.id, q.queue_name
"#,
system_stats: r#"
SELECT
(SELECT COUNT(*) FROM pgqrs_queues),
(SELECT COUNT(*) FROM pgqrs_workers),
(SELECT COUNT(*) FROM pgqrs_workers WHERE status = 'ready'),
(SELECT COUNT(*) FROM pgqrs_messages WHERE archived_at IS NULL),
(SELECT COUNT(*) FROM pgqrs_messages WHERE consumer_worker_id IS NULL AND archived_at IS NULL),
(SELECT COUNT(*) FROM pgqrs_messages WHERE consumer_worker_id IS NOT NULL AND archived_at IS NULL),
(SELECT COUNT(*) FROM pgqrs_messages WHERE archived_at IS NOT NULL),
'0.5.0'
"#,
worker_health_global: r#"
SELECT
'Global',
COUNT(*),
SUM(CASE WHEN status = 'ready' THEN 1 ELSE 0 END),
SUM(CASE WHEN status = 'polling' THEN 1 ELSE 0 END),
SUM(CASE WHEN status = 'interrupted' THEN 1 ELSE 0 END),
SUM(CASE WHEN status = 'suspended' THEN 1 ELSE 0 END),
SUM(CASE WHEN status = 'stopped' THEN 1 ELSE 0 END),
SUM(CASE WHEN status IN ('ready', 'polling') AND heartbeat_at < ? THEN 1 ELSE 0 END)
FROM pgqrs_workers
"#,
worker_health_by_queue: r#"
SELECT
COALESCE(q.queue_name, 'Admin'),
COUNT(w.id),
SUM(CASE WHEN w.status = 'ready' THEN 1 ELSE 0 END),
SUM(CASE WHEN w.status = 'polling' THEN 1 ELSE 0 END),
SUM(CASE WHEN w.status = 'interrupted' THEN 1 ELSE 0 END),
SUM(CASE WHEN w.status = 'suspended' THEN 1 ELSE 0 END),
SUM(CASE WHEN w.status = 'stopped' THEN 1 ELSE 0 END),
SUM(CASE WHEN w.status IN ('ready', 'polling') AND w.heartbeat_at < ? THEN 1 ELSE 0 END)
FROM pgqrs_workers w
LEFT JOIN pgqrs_queues q ON w.queue_id = q.id
GROUP BY q.queue_name
"#,
purge_old_workers: r#"
SELECT w.id FROM pgqrs_workers w
LEFT JOIN pgqrs_messages m ON m.producer_worker_id = w.id OR m.consumer_worker_id = w.id
WHERE w.status = 'stopped'
AND w.heartbeat_at < ?
AND m.id IS NULL
GROUP BY w.id
"#,
};
}