use crate::error::Result;
use crate::store::sqlite::{format_sqlite_timestamp, parse_sqlite_timestamp};
use crate::types::{NewRunRecord, RunRecord, WorkflowStatus};
use async_trait::async_trait;
use chrono::Utc;
use serde_json::Value;
use sqlx::{Row, SqlitePool};
use std::str::FromStr;
const SQL_START_RUN: &str = r#"
UPDATE pgqrs_workflow_runs
SET status = 'RUNNING',
started_at = CASE WHEN status = 'QUEUED' THEN datetime('now') ELSE started_at END,
updated_at = datetime('now')
WHERE id = $1 AND status IN ('QUEUED', 'PAUSED')
RETURNING id, workflow_id, message_id, status, input, output, error, created_at, updated_at
"#;
#[derive(Debug, Clone)]
pub struct SqliteRunRecordTable {
pool: SqlitePool,
}
impl SqliteRunRecordTable {
pub fn new(pool: SqlitePool) -> Self {
Self { pool }
}
fn map_row(row: sqlx::sqlite::SqliteRow) -> Result<RunRecord> {
let id: i64 = row.try_get("id")?;
let workflow_id: i64 = row.try_get("workflow_id")?;
let message_id: i64 = row.try_get("message_id")?;
let status_str: String = row.try_get("status")?;
let status = WorkflowStatus::from_str(&status_str)
.map_err(|e| crate::error::Error::Internal { message: e })?;
let input_str: Option<String> = row.try_get("input")?;
let input: Option<Value> = match input_str {
Some(s) => Some(serde_json::from_str(&s)?),
None => None,
};
let output_str: Option<String> = row.try_get("output")?;
let output: Option<Value> = match output_str {
Some(s) => Some(serde_json::from_str(&s)?),
None => None,
};
let error_str: Option<String> = row.try_get("error")?;
let error: Option<Value> = match error_str {
Some(s) => Some(serde_json::from_str(&s)?),
None => None,
};
let created_at = parse_sqlite_timestamp(&row.try_get::<String, _>("created_at")?)?;
let updated_at = parse_sqlite_timestamp(&row.try_get::<String, _>("updated_at")?)?;
Ok(RunRecord {
id,
workflow_id,
message_id,
status,
input,
output,
error,
created_at,
updated_at,
})
}
pub async fn complete_run(
executor: &mut sqlx::SqliteConnection,
id: i64,
output: serde_json::Value,
) -> Result<()> {
let output_str = output.to_string();
let now = Utc::now();
let now_str = format_sqlite_timestamp(&now);
sqlx::query(
r#"
UPDATE pgqrs_workflow_runs
SET status = 'SUCCESS', output = $2, updated_at = $3
WHERE id = $1
"#,
)
.bind(id)
.bind(output_str)
.bind(now_str)
.execute(executor)
.await
.map_err(|e| crate::error::Error::QueryFailed {
query: "COMPLETE_RUN".into(),
source: Box::new(e),
context: format!("Failed to complete run {}", id),
})?;
Ok(())
}
pub async fn fail_run(
executor: &mut sqlx::SqliteConnection,
id: i64,
error: serde_json::Value,
) -> Result<()> {
let error_str = error.to_string();
let now = Utc::now();
let now_str = format_sqlite_timestamp(&now);
sqlx::query(
r#"
UPDATE pgqrs_workflow_runs
SET status = 'ERROR', error = $2, updated_at = $3
WHERE id = $1
"#,
)
.bind(id)
.bind(error_str)
.bind(now_str)
.execute(executor)
.await
.map_err(|e| crate::error::Error::QueryFailed {
query: "FAIL_RUN".into(),
source: Box::new(e),
context: format!("Failed to fail run {}", id),
})?;
Ok(())
}
pub async fn pause_run(
executor: &mut sqlx::SqliteConnection,
id: i64,
error: serde_json::Value,
) -> Result<()> {
let error_str = error.to_string();
let now = Utc::now();
let now_str = format_sqlite_timestamp(&now);
sqlx::query(
r#"
UPDATE pgqrs_workflow_runs
SET status = 'PAUSED', error = $2, paused_at = $3, updated_at = $3
WHERE id = $1
"#,
)
.bind(id)
.bind(error_str)
.bind(now_str)
.execute(executor)
.await
.map_err(|e| crate::error::Error::QueryFailed {
query: "PAUSE_RUN".into(),
source: Box::new(e),
context: format!("Failed to pause run {}", id),
})?;
Ok(())
}
}
#[async_trait]
impl crate::store::RunRecordTable for SqliteRunRecordTable {
async fn insert(&self, data: NewRunRecord) -> Result<RunRecord> {
let now = Utc::now();
let now_str = format_sqlite_timestamp(&now);
let input_str = data.input.map(|v| v.to_string());
let row = sqlx::query(
r#"
INSERT INTO pgqrs_workflow_runs (workflow_id, message_id, status, input, created_at, updated_at)
VALUES ($1, $2, 'QUEUED', $3, $4, $4)
RETURNING id, workflow_id, message_id, status, input, output, error, created_at, updated_at
"#,
)
.bind(data.workflow_id)
.bind(data.message_id)
.bind(input_str)
.bind(now_str)
.fetch_one(&self.pool)
.await
.map_err(|e| crate::error::Error::QueryFailed {
query: "INSERT_WORKFLOW_RUN".into(),
source: Box::new(e),
context: format!("Failed to insert workflow run for '{}'", data.workflow_id),
})?;
Self::map_row(row)
}
async fn get(&self, id: i64) -> Result<RunRecord> {
let row = sqlx::query(
r#"
SELECT id, workflow_id, message_id, status, input, output, error, created_at, updated_at
FROM pgqrs_workflow_runs
WHERE id = $1
"#,
)
.bind(id)
.fetch_one(&self.pool)
.await
.map_err(|e| crate::error::Error::QueryFailed {
query: format!("GET_WORKFLOW_RUN ({})", id),
source: Box::new(e),
context: format!("Failed to get workflow run {}", id),
})?;
Self::map_row(row)
}
async fn list(&self) -> Result<Vec<RunRecord>> {
let rows = sqlx::query(
r#"
SELECT id, workflow_id, message_id, status, input, output, error, created_at, updated_at
FROM pgqrs_workflow_runs
ORDER BY created_at DESC
"#,
)
.fetch_all(&self.pool)
.await
.map_err(|e| crate::error::Error::QueryFailed {
query: "LIST_WORKFLOW_RUNS".into(),
source: Box::new(e),
context: "Failed to list workflow runs".into(),
})?;
let mut runs = Vec::with_capacity(rows.len());
for row in rows {
runs.push(Self::map_row(row)?);
}
Ok(runs)
}
async fn count(&self) -> Result<i64> {
let count: i64 = sqlx::query_scalar("SELECT COUNT(*) FROM pgqrs_workflow_runs")
.fetch_one(&self.pool)
.await
.map_err(|e| crate::error::Error::QueryFailed {
query: "COUNT_WORKFLOW_RUNS".into(),
source: Box::new(e),
context: "Failed to count workflow runs".into(),
})?;
Ok(count)
}
async fn delete(&self, id: i64) -> Result<u64> {
let result = sqlx::query("DELETE FROM pgqrs_workflow_runs WHERE id = $1")
.bind(id)
.execute(&self.pool)
.await
.map_err(|e| crate::error::Error::QueryFailed {
query: format!("DELETE_WORKFLOW_RUN ({})", id),
source: Box::new(e),
context: format!("Failed to delete workflow run {}", id),
})?;
Ok(result.rows_affected())
}
async fn start_run(&self, id: i64) -> Result<RunRecord> {
let row = sqlx::query(SQL_START_RUN)
.bind(id)
.fetch_optional(&self.pool)
.await
.map_err(|e| crate::error::Error::QueryFailed {
query: "SQL_START_RUN".into(),
source: Box::new(e),
context: format!("Failed to start run {}", id),
})?;
if let Some(row) = row {
return Self::map_row(row);
}
let status_str: Option<String> =
sqlx::query_scalar("SELECT status FROM pgqrs_workflow_runs WHERE id = $1")
.bind(id)
.fetch_optional(&self.pool)
.await
.map_err(|e| crate::error::Error::QueryFailed {
query: "CHECK_RUN_STATUS".into(),
source: Box::new(e),
context: format!("Failed to check status for run {}", id),
})?;
if let Some(s) = status_str {
if let Ok(status) = WorkflowStatus::from_str(&s) {
if matches!(status, WorkflowStatus::Error | WorkflowStatus::Success) {
return Err(crate::error::Error::ValidationFailed {
reason: format!("Run {} is in terminal {} state", id, status),
});
}
}
}
self.get(id).await
}
async fn complete_run(&self, id: i64, output: serde_json::Value) -> Result<RunRecord> {
let mut conn = self
.pool
.acquire()
.await
.map_err(crate::error::Error::Database)?;
Self::complete_run(&mut conn, id, output).await?;
drop(conn);
self.get(id).await
}
async fn pause_run(
&self,
id: i64,
message: String,
resume_after: std::time::Duration,
) -> Result<RunRecord> {
let error = serde_json::json!({
"message": message,
"resume_after": resume_after.as_secs()
});
let mut conn = self
.pool
.acquire()
.await
.map_err(crate::error::Error::Database)?;
Self::pause_run(&mut conn, id, error).await?;
drop(conn);
self.get(id).await
}
async fn fail_run(&self, id: i64, error: serde_json::Value) -> Result<RunRecord> {
let mut conn = self
.pool
.acquire()
.await
.map_err(crate::error::Error::Database)?;
Self::fail_run(&mut conn, id, error).await?;
drop(conn);
self.get(id).await
}
async fn get_by_message_id(&self, message_id: i64) -> Result<RunRecord> {
let row = sqlx::query(
r#"
SELECT id, workflow_id, message_id, status, input, output, error, created_at, updated_at
FROM pgqrs_workflow_runs
WHERE message_id = $1
"#,
)
.bind(message_id)
.fetch_one(&self.pool)
.await
.map_err(|e| match e {
sqlx::Error::RowNotFound => crate::error::Error::NotFound {
entity: "RunRecord".to_string(),
id: format!("message_id:{}", message_id),
},
_ => crate::error::Error::QueryFailed {
query: format!("GET_WORKFLOW_RUN_BY_MESSAGE_ID ({})", message_id),
source: Box::new(e),
context: format!("Failed to get workflow run for message {}", message_id),
},
})?;
Self::map_row(row)
}
}