feat(issues): add label usecase list_for_issue

1use db::conn::sea_orm::*;

2use db::issue::issue_label as label_entity;

3use db::issue::issue_relation_label as rel_entity;

4use uuid::Uuid;

6use crate::error::IssueResult;

7use crate::features::IssueService;

8use crate::features::issue::usecase::load_issue;

10use super::helpers::require_authenticated;

11use super::super::types::LabelView;

13pub async fn list_labels_for_issue(

14 svc: &IssueService,

15 actor: Uuid,

16 channel_id: Uuid,

17 issue_id: Uuid,

18) -> IssueResult<Vec<LabelView>> {

19 require_authenticated(actor)?;

20 let _issue = load_issue(svc, channel_id, issue_id).await?;

22 let db = svc.db.reader();

23 let rels = rel_entity::Entity::find()

24 .filter(rel_entity::COLUMN.issue_id.eq(issue_id))

25 .all(&db)

26 .await?;

27 let label_ids: Vec<Uuid> = rels.into_iter().map(|r| r.label_id).collect();

28 if label_ids.is_empty() {

29 return Ok(Vec::new());

30 }

31 let labels = label_entity::Entity::find()

32 .filter(label_entity::COLUMN.id.is_in(label_ids))

33 .all(&db)

34 .await?;

35 Ok(labels.into_iter().map(LabelView::from).collect())

36}