mod common;
use axum::{
  body::Body,
  http::{Request, StatusCode},
};
use common::*;
use http_body_util::BodyExt;
use tower::ServiceExt;

#[tokio::test]
async fn test_list_media_empty() {
  let app = setup_app().await;

  let response = app.oneshot(get("/api/v1/media")).await.unwrap();

  assert_eq!(response.status(), StatusCode::OK);
  let body = response.into_body().collect().await.unwrap().to_bytes();
  let items: Vec<serde_json::Value> = serde_json::from_slice(&body).unwrap();
  assert_eq!(items.len(), 0);
}

#[tokio::test]
async fn test_create_and_list_tags() {
  let app = setup_app().await;

  // Create a tag
  let response = app
    .clone()
    .oneshot(post_json("/api/v1/tags", r#"{"name":"Music"}"#))
    .await
    .unwrap();

  assert_eq!(response.status(), StatusCode::OK);

  // List tags
  let response = app.oneshot(get("/api/v1/tags")).await.unwrap();

  assert_eq!(response.status(), StatusCode::OK);
  let body = response.into_body().collect().await.unwrap().to_bytes();
  let tags: Vec<serde_json::Value> = serde_json::from_slice(&body).unwrap();
  assert_eq!(tags.len(), 1);
  assert_eq!(tags[0]["name"], "Music");
}

#[tokio::test]
async fn test_search_empty() {
  let app = setup_app().await;

  let response = app.oneshot(get("/api/v1/search?q=test")).await.unwrap();

  assert_eq!(response.status(), StatusCode::OK);
  let body = response.into_body().collect().await.unwrap().to_bytes();
  let result: serde_json::Value = serde_json::from_slice(&body).unwrap();
  assert_eq!(result["total_count"], 0);
}

#[tokio::test]
async fn test_media_not_found() {
  let app = setup_app().await;

  let response = app
    .oneshot(get("/api/v1/media/00000000-0000-0000-0000-000000000000"))
    .await
    .unwrap();

  assert_eq!(response.status(), StatusCode::NOT_FOUND);
}

#[tokio::test]
async fn test_collections_crud() {
  let app = setup_app().await;

  // Create collection
  let response = app
    .clone()
    .oneshot(post_json(
      "/api/v1/collections",
      r#"{"name":"Favorites","kind":"manual"}"#,
    ))
    .await
    .unwrap();

  assert_eq!(response.status(), StatusCode::OK);

  // List collections
  let response = app.oneshot(get("/api/v1/collections")).await.unwrap();

  assert_eq!(response.status(), StatusCode::OK);
  let body = response.into_body().collect().await.unwrap().to_bytes();
  let cols: Vec<serde_json::Value> = serde_json::from_slice(&body).unwrap();
  assert_eq!(cols.len(), 1);
  assert_eq!(cols[0]["name"], "Favorites");
}

#[tokio::test]
async fn test_statistics_endpoint() {
  let app = setup_app().await;

  let response = app.oneshot(get("/api/v1/statistics")).await.unwrap();

  assert_eq!(response.status(), StatusCode::OK);
  let body = response.into_body().collect().await.unwrap().to_bytes();
  let stats: serde_json::Value = serde_json::from_slice(&body).unwrap();
  assert_eq!(stats["total_media"], 0);
  assert_eq!(stats["total_size_bytes"], 0);
}

#[tokio::test]
async fn test_scheduled_tasks_endpoint() {
  let app = setup_app().await;

  let response = app.oneshot(get("/api/v1/tasks/scheduled")).await.unwrap();

  assert_eq!(response.status(), StatusCode::OK);
  let body = response.into_body().collect().await.unwrap().to_bytes();
  let tasks: Vec<serde_json::Value> = serde_json::from_slice(&body).unwrap();
  assert!(!tasks.is_empty(), "should have default scheduled tasks");
  // Verify structure of first task
  assert!(tasks[0]["id"].is_string());
  assert!(tasks[0]["name"].is_string());
  assert!(tasks[0]["schedule"].is_string());
}

#[tokio::test]
async fn test_user_management_crud() {
  let app = setup_app().await;

  // Create a user
  let response = app
    .clone()
    .oneshot(post_json(
      "/api/v1/users",
      r#"{"username":"testuser","password":"password123","role":"viewer"}"#,
    ))
    .await
    .unwrap();

  assert_eq!(response.status(), StatusCode::OK);
  let body = response.into_body().collect().await.unwrap().to_bytes();
  let user: serde_json::Value = serde_json::from_slice(&body).unwrap();
  assert_eq!(user["username"], "testuser");
  assert_eq!(user["role"], "viewer");
  let user_id = user["id"].as_str().unwrap();

  // List users
  let response = app.clone().oneshot(get("/api/v1/users")).await.unwrap();

  assert_eq!(response.status(), StatusCode::OK);
  let body = response.into_body().collect().await.unwrap().to_bytes();
  let users: Vec<serde_json::Value> = serde_json::from_slice(&body).unwrap();
  assert_eq!(users.len(), 1);
  assert_eq!(users[0]["username"], "testuser");

  // Get specific user
  let response = app
    .clone()
    .oneshot(get(&format!("/api/v1/users/{user_id}")))
    .await
    .unwrap();

  assert_eq!(response.status(), StatusCode::OK);
  let body = response.into_body().collect().await.unwrap().to_bytes();
  let retrieved_user: serde_json::Value =
    serde_json::from_slice(&body).unwrap();
  assert_eq!(retrieved_user["username"], "testuser");

  // Delete user
  let mut req = Request::builder()
    .method("DELETE")
    .uri(format!("/api/v1/users/{user_id}"))
    .body(Body::empty())
    .unwrap();
  req.extensions_mut().insert(test_addr());

  let response = app.clone().oneshot(req).await.unwrap();
  assert_eq!(response.status(), StatusCode::OK);

  // Verify user is deleted
  let response = app
    .oneshot(get(&format!("/api/v1/users/{user_id}")))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::NOT_FOUND);
}

#[tokio::test]
async fn test_health_endpoint() {
  let app = setup_app().await;

  // Health endpoint should be publicly accessible
  let response = app.oneshot(get("/api/v1/health")).await.unwrap();
  assert_eq!(response.status(), StatusCode::OK);
}

#[tokio::test]
async fn test_user_duplicate_username() {
  let app = setup_app().await;

  // Create first user
  let response = app
    .clone()
    .oneshot(post_json(
      "/api/v1/users",
      r#"{"username":"duplicate","password":"password1","role":"viewer"}"#,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);

  // Try to create user with same username
  let response = app
    .oneshot(post_json(
      "/api/v1/users",
      r#"{"username":"duplicate","password":"password2","role":"viewer"}"#,
    ))
    .await
    .unwrap();

  // Should fail with conflict (409) for duplicate username
  assert_eq!(response.status(), StatusCode::CONFLICT);
}

#[tokio::test]
async fn test_unauthenticated_request_rejected() {
  let (app, ..) = setup_app_with_auth().await;

  // Request without Bearer token
  let response = app.oneshot(get("/api/v1/media")).await.unwrap();
  assert_eq!(response.status(), StatusCode::UNAUTHORIZED);
}

#[tokio::test]
async fn test_invalid_token_rejected() {
  let (app, ..) = setup_app_with_auth().await;

  let response = app
    .oneshot(get_authed("/api/v1/media", "totally-invalid-token"))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::UNAUTHORIZED);
}

#[tokio::test]
async fn test_login_valid_credentials() {
  let (app, ..) = setup_app_with_auth().await;

  let response = app
    .oneshot(post_json(
      "/api/v1/auth/login",
      r#"{"username":"admin","password":"adminpass"}"#,
    ))
    .await
    .unwrap();

  assert_eq!(response.status(), StatusCode::OK);
  let body = response_body(response).await;
  assert!(body["token"].is_string());
  assert_eq!(body["username"], "admin");
  assert_eq!(body["role"], "admin");
}

#[tokio::test]
async fn test_login_invalid_password() {
  let (app, ..) = setup_app_with_auth().await;

  let response = app
    .oneshot(post_json(
      "/api/v1/auth/login",
      r#"{"username":"admin","password":"wrongpassword"}"#,
    ))
    .await
    .unwrap();

  assert_eq!(response.status(), StatusCode::UNAUTHORIZED);
}

#[tokio::test]
async fn test_login_unknown_user() {
  let (app, ..) = setup_app_with_auth().await;

  let response = app
    .oneshot(post_json(
      "/api/v1/auth/login",
      r#"{"username":"nonexistent","password":"whatever"}"#,
    ))
    .await
    .unwrap();

  assert_eq!(response.status(), StatusCode::UNAUTHORIZED);
}

#[tokio::test]
async fn test_auth_me_endpoint() {
  let (app, admin_token, ..) = setup_app_with_auth().await;

  let response = app
    .oneshot(get_authed("/api/v1/auth/me", &admin_token))
    .await
    .unwrap();

  assert_eq!(response.status(), StatusCode::OK);
  let body = response_body(response).await;
  assert_eq!(body["username"], "admin");
  assert_eq!(body["role"], "admin");
}

#[tokio::test]
async fn test_logout() {
  let (app, admin_token, ..) = setup_app_with_auth().await;

  // Logout
  let response = app
    .clone()
    .oneshot(post_json_authed("/api/v1/auth/logout", "", &admin_token))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);

  // Subsequent requests with same token should fail
  let response = app
    .oneshot(get_authed("/api/v1/media", &admin_token))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::UNAUTHORIZED);
}

#[tokio::test]
async fn test_viewer_cannot_access_editor_routes() {
  let (app, _, _, viewer_token) = setup_app_with_auth().await;

  // POST /tags is an editor-only route
  let response = app
    .oneshot(post_json_authed(
      "/api/v1/tags",
      r#"{"name":"test"}"#,
      &viewer_token,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::FORBIDDEN);
}

#[tokio::test]
async fn test_viewer_cannot_access_admin_routes() {
  let (app, _, _, viewer_token) = setup_app_with_auth().await;

  // GET /users is an admin-only route
  let response = app
    .oneshot(get_authed("/api/v1/users", &viewer_token))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::FORBIDDEN);
}

#[tokio::test]
async fn test_editor_cannot_access_admin_routes() {
  let (app, _, editor_token, _) = setup_app_with_auth().await;

  let response = app
    .oneshot(get_authed("/api/v1/users", &editor_token))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::FORBIDDEN);
}

#[tokio::test]
async fn test_editor_can_write() {
  let (app, _, editor_token, _) = setup_app_with_auth().await;

  let response = app
    .oneshot(post_json_authed(
      "/api/v1/tags",
      r#"{"name":"EditorTag"}"#,
      &editor_token,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);
}

#[tokio::test]
async fn test_admin_can_access_all() {
  let (app, admin_token, ..) = setup_app_with_auth().await;

  // Viewer route
  let response = app
    .clone()
    .oneshot(get_authed("/api/v1/media", &admin_token))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);

  // Editor route
  let response = app
    .clone()
    .oneshot(post_json_authed(
      "/api/v1/tags",
      r#"{"name":"AdminTag"}"#,
      &admin_token,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);

  // Admin route
  let response = app
    .oneshot(get_authed("/api/v1/users", &admin_token))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);
}

#[tokio::test]
async fn test_rating_invalid_stars_zero() {
  let (app, _, editor_token, _) = setup_app_with_auth().await;

  let response = app
    .oneshot(post_json_authed(
      "/api/v1/media/00000000-0000-0000-0000-000000000000/ratings",
      r#"{"stars":0}"#,
      &editor_token,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::BAD_REQUEST);
}

#[tokio::test]
async fn test_rating_invalid_stars_six() {
  let (app, _, editor_token, _) = setup_app_with_auth().await;

  let response = app
    .oneshot(post_json_authed(
      "/api/v1/media/00000000-0000-0000-0000-000000000000/ratings",
      r#"{"stars":6}"#,
      &editor_token,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::BAD_REQUEST);
}

#[tokio::test]
async fn test_comment_empty_text() {
  let (app, _, editor_token, _) = setup_app_with_auth().await;

  let response = app
    .oneshot(post_json_authed(
      "/api/v1/media/00000000-0000-0000-0000-000000000000/comments",
      r#"{"text":""}"#,
      &editor_token,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::BAD_REQUEST);
}

#[tokio::test]
async fn test_favorites_list_empty() {
  let (app, _, _, viewer_token) = setup_app_with_auth().await;

  let response = app
    .oneshot(get_authed("/api/v1/favorites", &viewer_token))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);
  let body = response_body(response).await;
  assert!(body.as_array().unwrap().is_empty());
}

#[tokio::test]
async fn test_playlist_crud() {
  let (app, _, editor_token, _) = setup_app_with_auth().await;

  // Create
  let response = app
    .clone()
    .oneshot(post_json_authed(
      "/api/v1/playlists",
      r#"{"name":"My Playlist"}"#,
      &editor_token,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);
  let body = response_body(response).await;
  let playlist_id = body["id"].as_str().unwrap().to_string();
  assert_eq!(body["name"], "My Playlist");

  // List
  let response = app
    .clone()
    .oneshot(get_authed("/api/v1/playlists", &editor_token))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);
  let body = response_body(response).await;
  assert_eq!(body.as_array().unwrap().len(), 1);

  // Get
  let response = app
    .clone()
    .oneshot(get_authed(
      &format!("/api/v1/playlists/{playlist_id}"),
      &editor_token,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);

  // Update
  let response = app
    .clone()
    .oneshot(patch_json_authed(
      &format!("/api/v1/playlists/{playlist_id}"),
      r#"{"name":"Updated Playlist","description":"A test description"}"#,
      &editor_token,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);
  let body = response_body(response).await;
  assert_eq!(body["name"], "Updated Playlist");

  // Delete
  let response = app
    .clone()
    .oneshot(delete_authed(
      &format!("/api/v1/playlists/{playlist_id}"),
      &editor_token,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);
}

#[tokio::test]
async fn test_playlist_empty_name() {
  let (app, _, editor_token, _) = setup_app_with_auth().await;

  let response = app
    .oneshot(post_json_authed(
      "/api/v1/playlists",
      r#"{"name":""}"#,
      &editor_token,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::BAD_REQUEST);
}

#[tokio::test]
async fn test_most_viewed_empty() {
  let (app, _, _, viewer_token) = setup_app_with_auth().await;

  let response = app
    .oneshot(get_authed("/api/v1/analytics/most-viewed", &viewer_token))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);
  let body = response_body(response).await;
  assert!(body.as_array().unwrap().is_empty());
}

#[tokio::test]
async fn test_record_event_and_query() {
  let (app, _, editor_token, _) = setup_app_with_auth().await;

  // Record an event
  let response = app
    .clone()
    .oneshot(post_json_authed(
      "/api/v1/analytics/events",
      r#"{"event_type":"view","duration_secs":5.0}"#,
      &editor_token,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);
  let body = response_body(response).await;
  assert_eq!(body["recorded"], true);
}

#[tokio::test]
async fn test_transcode_session_not_found() {
  let (app, _, _, viewer_token) = setup_app_with_auth().await;

  let response = app
    .oneshot(get_authed(
      "/api/v1/transcode/00000000-0000-0000-0000-000000000000",
      &viewer_token,
    ))
    .await
    .unwrap();
  // Should be 404 or 500 (not found in DB)
  assert!(
    response.status() == StatusCode::NOT_FOUND
      || response.status() == StatusCode::INTERNAL_SERVER_ERROR
  );
}

#[tokio::test]
async fn test_transcode_list_empty() {
  let (app, _, _, viewer_token) = setup_app_with_auth().await;

  let response = app
    .oneshot(get_authed("/api/v1/transcode", &viewer_token))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::OK);
  let body = response_body(response).await;
  assert!(body.as_array().unwrap().is_empty());
}

#[tokio::test]
async fn test_hls_segment_no_session() {
  let (app, _, _, viewer_token) = setup_app_with_auth().await;

  let response = app
    .oneshot(get_authed(
      "/api/v1/media/00000000-0000-0000-0000-000000000000/stream/hls/720p/\
       segment0.ts",
      &viewer_token,
    ))
    .await
    .unwrap();
  // Should fail because media doesn't exist or no transcode session
  assert!(
    response.status() == StatusCode::BAD_REQUEST
      || response.status() == StatusCode::NOT_FOUND
      || response.status() == StatusCode::INTERNAL_SERVER_ERROR
  );
}

#[tokio::test]
async fn test_subtitles_list() {
  let (app, _, _, viewer_token) = setup_app_with_auth().await;

  // Should return empty for nonexistent media (or not found)
  let response = app
    .oneshot(get_authed(
      "/api/v1/media/00000000-0000-0000-0000-000000000000/subtitles",
      &viewer_token,
    ))
    .await
    .unwrap();
  assert!(
    response.status() == StatusCode::OK
      || response.status() == StatusCode::NOT_FOUND
      || response.status() == StatusCode::INTERNAL_SERVER_ERROR
  );
}

#[tokio::test]
async fn test_health_public() {
  let (app, ..) = setup_app_with_auth().await;

  // Health endpoint should be accessible without auth even when accounts
  // enabled
  let response = app.oneshot(get("/api/v1/health")).await.unwrap();
  assert_eq!(response.status(), StatusCode::OK);
}

#[tokio::test]
async fn test_invalid_uuid_in_path() {
  let (app, _, _, viewer_token) = setup_app_with_auth().await;

  let response = app
    .oneshot(get_authed("/api/v1/media/not-a-uuid", &viewer_token))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::BAD_REQUEST);
}

#[tokio::test]
async fn test_oversized_comment() {
  let (app, _, editor_token, _) = setup_app_with_auth().await;

  let long_text: String = "x".repeat(10_001);
  let body = format!(r#"{{"text":"{long_text}"}}"#);
  let response = app
    .oneshot(post_json_authed(
      "/api/v1/media/00000000-0000-0000-0000-000000000000/comments",
      &body,
      &editor_token,
    ))
    .await
    .unwrap();
  assert_eq!(response.status(), StatusCode::BAD_REQUEST);
}

#[tokio::test]
async fn test_share_link_expired() {
  // Uses no-auth setup since share links are complex to test with auth
  // (need real media items). Verify the expire check logic works.
  let app = setup_app().await;

  // First import a dummy file to get a media_id, but we can't without a real
  // file. So let's test the public share access endpoint with a nonexistent
  // token.
  let response = app
    .oneshot(get("/api/v1/s/nonexistent_token"))
    .await
    .unwrap();
  // Should fail with not found or internal error (no such share link)
  assert!(
    response.status() == StatusCode::NOT_FOUND
      || response.status() == StatusCode::INTERNAL_SERVER_ERROR
  );
}