From 1ae0a5d88310abeeaa2e1781f51323178f83b8ad Mon Sep 17 00:00:00 2001
From: Brian Holt <bholt@dwolla.com>
Date: Fri, 1 Jul 2022 11:41:25 -0500
Subject: [PATCH] dogfood the request_reviews Mergify action

---
 .mergify.yml                                  | 11 ++++++++
 build.sbt                                     |  6 +++++
 .../typelevel/sbt/mergify/MergifyAction.scala | 27 ++++++++++++++++---
 3 files changed, 40 insertions(+), 4 deletions(-)

diff --git a/.mergify.yml b/.mergify.yml
index 8cb30377..9cb910ae 100644
--- a/.mergify.yml
+++ b/.mergify.yml
@@ -168,3 +168,14 @@ pull_request_rules:
       add:
       - versioning
       remove: []
+- name: assign scala-steward's PRs for review
+  conditions:
+  - author=scala-steward
+  actions:
+    request_reviews:
+      users:
+      - armanbilge
+      - rossabaker
+      - ChristopherDavenport
+      - djspiewak
+      random_count: 2
diff --git a/build.sbt b/build.sbt
index 26451d64..d1a77420 100644
--- a/build.sbt
+++ b/build.sbt
@@ -14,6 +14,12 @@ ThisBuild / developers := List(
 ThisBuild / mergifyStewardConfig ~= { _.map(_.copy(mergeMinors = true)) }
 ThisBuild / mergifySuccessConditions += MergifyCondition.Custom("#approved-reviews-by>=1")
 ThisBuild / mergifyLabelPaths += { "docs" -> file("docs") }
+ThisBuild / mergifyPrRules += MergifyPrRule("assign scala-steward's PRs for review",
+  List(MergifyCondition.Custom("author=scala-steward")),
+  List(
+    MergifyAction.RequestReviews((ThisBuild / developers).value, randomCount = 2)
+  )
+)
 
 ThisBuild / scalafixDependencies ++= Seq(
   "com.github.liancheng" %% "organize-imports" % "0.6.0"
diff --git a/mergify/src/main/scala/org/typelevel/sbt/mergify/MergifyAction.scala b/mergify/src/main/scala/org/typelevel/sbt/mergify/MergifyAction.scala
index ea37f24c..61d1eb08 100644
--- a/mergify/src/main/scala/org/typelevel/sbt/mergify/MergifyAction.scala
+++ b/mergify/src/main/scala/org/typelevel/sbt/mergify/MergifyAction.scala
@@ -16,10 +16,11 @@
 
 package org.typelevel.sbt.mergify
 
-import cats.data._
-import cats.syntax.all._
-import io.circe._
-import io.circe.syntax._
+import cats.data.*
+import cats.syntax.all.*
+import io.circe.*
+import io.circe.syntax.*
+import sbt.librarymanagement.Developer
 
 sealed abstract class MergifyAction {
   private[mergify] def name = getClass.getSimpleName.toLowerCase
@@ -84,6 +85,24 @@ object MergifyAction {
         Option(randomCount)
       )
 
+    def apply(developers: List[Developer]) =
+      new RequestReviews(
+        developers
+          .map(_.id)
+          .toNel
+          .getOrElse(throw new RuntimeException("developers must be non-empty"))
+          .asLeft,
+        None)
+
+    def apply(developers: List[Developer], randomCount: Int) =
+      new RequestReviews(
+        developers
+          .map(_.id)
+          .toNel
+          .getOrElse(throw new RuntimeException("developers must be non-empty"))
+          .asLeft,
+        randomCount.some)
+
     implicit def encoder: Encoder[RequestReviews] =
       Encoder.forProduct2("users", "random_count") { requestReviews =>
         (requestReviews.users.fold(_.asJson, _.asJson), requestReviews.randomCount)