Switch review labels for users with write perm when requesting changes

Author: Urgau

src/github.rs

@@ -554,6 +554,11 @@ pub enum Selection<'a, T: ?Sized> {
     Except(&'a T),
 }
 
+#[derive(Debug, serde::Deserialize)]
+pub struct CollaboratorPermission {
+    pub permission: String,
+}
+
 #[derive(Debug, Clone, PartialEq, Eq)]
 pub struct IssueRepository {
     pub organization: String,
@@ -594,6 +599,16 @@ impl IssueRepository {
             }
         }
     }
+
+    pub(crate) async fn collaborator_permission(
+        &self,
+        client: &GithubClient,
+        username: &str,
+    ) -> anyhow::Result<CollaboratorPermission> {
+        let url = format!("{}/collaborators/{username}/permission", self.url(client));
+        let permission = client.json(client.get(&url)).await?;
+        Ok(permission)
+    }
 }
 
 impl Issue {

src/handlers/review_submitted.rs

@@ -1,3 +1,5 @@
+use anyhow::Context as _;
+
 use crate::github::{Issue, IssueCommentAction, IssueCommentEvent, Label, PullRequestReviewState};
 use crate::{config::ReviewSubmittedConfig, github::Event, handlers::Context};
 
@@ -21,7 +23,19 @@ pub(crate) async fn handle(
             return Ok(());
         }
 
-        if event.issue.assignees.contains(&event.comment.user) {
+        // Let's switch the review labels if the user who issued the changes requested:
+        //  - is one of the assignees
+        //  - or has write/admin permission on the repository
+        if event.issue.assignees.contains(&event.comment.user) || {
+            let perm = event
+                .issue
+                .repository()
+                .collaborator_permission(&ctx.github, &event.comment.user.login)
+                .await
+                .context("failed to get the user repository permission")?;
+
+            perm.permission == "write" || perm.permission == "admin"
+        } {
             // Remove review labels
             event
                 .issue