From bca8ac2bf3a4a306e1fef1c0ac26231c6340eaf9 Mon Sep 17 00:00:00 2001
From: Kaitlin Mahar <kaitlin.mahar@mongodb.com>
Date: Fri, 28 Jan 2022 16:48:50 -0500
Subject: [PATCH] SWIFT-1396 Update Vapor template for async/await (#7)

---
 Package.swift            | 10 +++++-----
 Sources/App/routes.swift | 20 +++++++++-----------
 2 files changed, 14 insertions(+), 16 deletions(-)

diff --git a/Package.swift b/Package.swift
index c484cff..f1b2e12 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,14 +1,14 @@
-// swift-tools-version:5.2
+// swift-tools-version:5.5
 import PackageDescription
 
 let package = Package(
     name: "VaporExample",
     platforms: [
-        .macOS(.v10_15)
+        .macOS(.v12)
     ],
     dependencies: [
-        .package(url: "https://github.com/vapor/vapor", .upToNextMajor(from: "4.7.0")),
-        .package(url: "https://github.com/mongodb/mongodb-vapor", .upToNextMajor(from: "1.0.0")){{#leaf}},
+        .package(url: "https://github.com/vapor/vapor", .upToNextMajor(from: "4.50.0")),
+        .package(url: "https://github.com/mongodb/mongodb-vapor", .exact("1.1.0-alpha.1")){{#leaf}},
         .package(url: "https://github.com/vapor/leaf", .upToNextMajor(from: "4.0.0")){{/leaf}}
     ],
     targets: [
@@ -26,7 +26,7 @@ let package = Package(
                 .unsafeFlags(["-cross-module-optimization"], .when(configuration: .release))
             ]
         ),
-        .target(name: "Run", dependencies: [
+        .executableTarget(name: "Run", dependencies: [
             .target(name: "App"),
             .product(name: "MongoDBVapor", package: "mongodb-vapor")
         ]),
diff --git a/Sources/App/routes.swift b/Sources/App/routes.swift
index d2ee781..4f9e221 100644
--- a/Sources/App/routes.swift
+++ b/Sources/App/routes.swift
@@ -12,26 +12,24 @@ struct Kitten: Content {
 extension Request {
     /// Convenience accessor for the home.kittens collection.
     var kittenCollection: MongoCollection<Kitten> {
-        self.mongoDB.client.db("home").collection("kittens", withType: Kitten.self)
+        self.application.mongoDB.client.db("home").collection("kittens", withType: Kitten.self)
     }
 }
 
 func routes(_ app: Application) throws {
     // A GET request will return a list of all kittens in the database.{{#leaf}}
-    app.get { req -> EventLoopFuture<View> in{{/leaf}}{{^leaf}}
-    app.get { req -> EventLoopFuture<[Kitten]> in{{/leaf}}
-        req.kittenCollection.find().flatMap { cursor in
-            cursor.toArray()
-        }{{#leaf}}.flatMap { kittens in
-            req.view.render("index.leaf", ["kittens": kittens])
-        }{{/leaf}}
+    app.get { req async throws -> View in{{/leaf}}{{^leaf}}
+    app.get { req async throws -> [Kitten] in{{/leaf}}{{#leaf}}
+        let kittens = try await req.kittenCollection.find().toArray()
+        return try await req.view.render("index.leaf", ["kittens": kittens]){{/leaf}}{{^leaf}}
+        try await req.kittenCollection.find().toArray(){{/leaf}}
     }
 
     // A POST request will create a new kitten in the database.
-    app.post { req -> EventLoopFuture<Response> in
+    app.post { req async throws -> Response in
         var newKitten = try req.content.decode(Kitten.self)
         newKitten.createdAt = Date()
-        return req.kittenCollection.insertOne(newKitten)
-            .map { _ in Response(status: .created) }
+        try await req.kittenCollection.insertOne(newKitten)
+        return Response(status: .created)
     }
 }