Files
openccb/services/cms-service/src/handlers/tasks.rs
T

100 lines
2.7 KiB
Rust

use crate::handlers::run_transcription_task;
use axum::{
Json,
extract::{Path, State},
http::StatusCode,
};
use serde::Serialize;
use sqlx::{FromRow, PgPool};
use uuid::Uuid;
#[derive(Debug, Serialize, FromRow)]
pub struct BackgroundTask {
pub id: Uuid,
pub title: String,
pub course_title: Option<String>,
pub task_type: String, // 'transcription'
pub status: String,
pub progress: i32,
pub updated_at: chrono::DateTime<chrono::Utc>,
}
pub async fn get_background_tasks(
State(pool): State<PgPool>,
) -> Result<Json<Vec<BackgroundTask>>, (StatusCode, String)> {
let query = r#"
SELECT
l.id,
l.title,
c.title as course_title,
'lesson_transcription' as task_type,
l.transcription_status as status,
0 as progress,
l.updated_at
FROM lessons l
JOIN modules m ON l.module_id = m.id
JOIN courses c ON m.course_id = c.id
WHERE l.transcription_status IN ('queued', 'processing', 'failed')
ORDER BY updated_at DESC
"#;
let tasks = sqlx::query_as::<_, BackgroundTask>(query)
.fetch_all(&pool)
.await
.map_err(|e| {
(
StatusCode::INTERNAL_SERVER_ERROR,
format!("Failed to fetch tasks: {}", e),
)
})?;
Ok(Json(tasks))
}
#[derive(sqlx::FromRow)]
struct LessonStatusRow {
transcription_status: Option<String>,
}
pub async fn retry_task(
State(pool): State<PgPool>,
Path(id): Path<Uuid>,
) -> Result<StatusCode, (StatusCode, String)> {
// Check lessons for transcription failures
let lesson = sqlx::query_as::<_, LessonStatusRow>("SELECT transcription_status FROM lessons WHERE id = $1")
.bind(id)
.fetch_optional(&pool)
.await
.map_err(|e| (StatusCode::INTERNAL_SERVER_ERROR, e.to_string()))?;
if let Some(l) = lesson {
let pool_clone = pool.clone();
if l.transcription_status.as_deref() == Some("failed") {
tokio::spawn(async move {
let _ = sqlx::query("UPDATE lessons SET transcription_status = 'queued' WHERE id = $1").bind(id).execute(&pool_clone).await;
let _ = run_transcription_task(pool_clone, id).await;
});
return Ok(StatusCode::ACCEPTED);
}
}
Ok(StatusCode::NOT_FOUND)
}
pub async fn cancel_task(
State(pool): State<PgPool>,
Path(id): Path<Uuid>,
) -> Result<StatusCode, (StatusCode, String)> {
// Only cancel transcription in lessons
let _ = sqlx::query(
"UPDATE lessons SET transcription_status = 'idle' WHERE id = $1"
)
.bind(id)
.execute(&pool)
.await;
Ok(StatusCode::NO_CONTENT)
}