Create Scala Play project (#17)

backend-services/feed-service/.g8/form/app/controllers/$model__Camel$Controller.scala

+package controllers
+
+import javax.inject._
+import play.api.mvc._
+
+import play.api.data._
+import play.api.data.Forms._
+
+case class $model;format="Camel"$Data(name: String, age: Int)
+
+// NOTE: Add the following to conf/routes to enable compilation of this class:
+/*
+GET     /$model;format="camel"$        controllers.$model;format="Camel"$Controller.$model;format="camel"$Get()
+POST    /$model;format="camel"$        controllers.$model;format="Camel"$Controller.$model;format="camel"$Post()
+*/
+
+/**
+ * $model;format="Camel"$ form controller for Play Scala
+ */
+class $model;format="Camel"$Controller @Inject()(mcc: MessagesControllerComponents) extends MessagesAbstractController(mcc) {
+
+  val $model;format="camel"$Form = Form(
+    mapping(
+      "name" -> text,
+      "age" -> number
+    )($model;format="Camel"$Data.apply)($model;format="Camel"$Data.unapply)
+  )
+
+  def $model;format="camel"$Get() = Action { implicit request: MessagesRequest[AnyContent] =>
+    Ok(views.html.$model;format="camel"$.form($model;format="camel"$Form))
+  }
+
+  def $model;format="camel"$Post() = Action { implicit request: MessagesRequest[AnyContent] =>
+    $model;format="camel"$Form.bindFromRequest().fold(
+      formWithErrors => {
+        // binding failure, you retrieve the form containing errors:
+        BadRequest(views.html.$model;format="camel"$.form(formWithErrors))
+      },
+      $model;format="camel"$Data => {
+        /* binding success, you get the actual value. */       
+        /* flashing uses a short lived cookie */ 
+        Redirect(routes.$model;format="Camel"$Controller.$model;format="camel"$Get()).flashing("success" -> ("Successful " + $model;format="camel"$Data.toString))
+      }
+    )
+  }
+}

backend-services/feed-service/.g8/form/app/views/$model__camel$/form.scala.html

+@($model;format="camel"$Form: Form[$model;format="Camel"$Data])(implicit request: MessagesRequestHeader)
+
+<h1>$model;format="camel"$ form</h1>
+
+@request.flash.get("success").getOrElse("")
+
+@helper.form(action = routes.$model;format="Camel"$Controller.$model;format="camel"$Post()) {
+  @helper.CSRF.formField
+  @helper.inputText($model;format="camel"$Form("name"))
+  @helper.inputText($model;format="camel"$Form("age"))
+  <input type="submit" value="submit"/>
+}

backend-services/feed-service/.g8/form/default.properties

+description = Generates a Controller with form handling
+model = user

backend-services/feed-service/.g8/form/test/controllers/$model__Camel$ControllerSpec.scala

+package controllers
+
+import play.api.mvc._
+import play.api.i18n._
+import org.scalatestplus.play._
+import org.scalatestplus.play.guice.GuiceOneAppPerTest
+import play.api.http.FileMimeTypes
+import play.api.test._
+import play.api.test.Helpers._
+import play.api.test.CSRFTokenHelper._
+
+import scala.concurrent.ExecutionContext
+
+/**
+ * $model;format="Camel"$ form controller specs
+ */
+class $model;format="Camel"$ControllerSpec extends PlaySpec with GuiceOneAppPerTest with Injecting {
+
+  // Provide stubs for components based off Helpers.stubControllerComponents()
+  class StubComponents(cc:ControllerComponents = stubControllerComponents()) extends MessagesControllerComponents {
+    override val parsers: PlayBodyParsers = cc.parsers
+    override val messagesApi: MessagesApi = cc.messagesApi
+    override val langs: Langs = cc.langs
+    override val fileMimeTypes: FileMimeTypes = cc.fileMimeTypes
+    override val executionContext: ExecutionContext = cc.executionContext
+    override val actionBuilder: ActionBuilder[Request, AnyContent] = cc.actionBuilder
+    override val messagesActionBuilder: MessagesActionBuilder = new DefaultMessagesActionBuilderImpl(parsers.default, messagesApi)(executionContext)
+  }
+
+  "$model;format="Camel"$Controller GET" should {
+
+    "render the index page from a new instance of controller" in {
+      val controller = new $model;format="Camel"$Controller(new StubComponents())
+      val request = FakeRequest().withCSRFToken
+      val home = controller.$model;format="camel"$Get().apply(request)
+
+      status(home) mustBe OK
+      contentType(home) mustBe Some("text/html")
+    }
+
+    "render the index page from the application" in {
+      val controller = inject[$model;format="Camel"$Controller]
+      val request = FakeRequest().withCSRFToken
+      val home = controller.$model;format="camel"$Get().apply(request)
+
+      status(home) mustBe OK
+      contentType(home) mustBe Some("text/html")
+    }
+
+    "render the index page from the router" in {
+      val request = CSRFTokenHelper.addCSRFToken(FakeRequest(GET, "/$model;format="camel"$"))
+      val home = route(app, request).get
+
+      status(home) mustBe OK
+      contentType(home) mustBe Some("text/html")
+    }
+  }
+
+  "$model;format="Camel"$Controller POST" should {
+    "process form" in {
+      val request = {
+        FakeRequest(POST, "/$model;format="camel"$")
+          .withFormUrlEncodedBody("name" -> "play", "age" -> "4")
+      }
+      val home = route(app, request).get
+
+      status(home) mustBe SEE_OTHER
+    }
+  }
+
+}

backend-services/feed-service/.gitignore

+logs
+target
+/.bsp
+/.idea
+/.idea_modules
+/.classpath
+/.project
+/.settings
+/RUNNING_PID

backend-services/feed-service/app/controllers/HomeController.scala

+package controllers
+
+import javax.inject._
+import play.api._
+import play.api.mvc._
+
+/**
+ * This controller creates an `Action` to handle HTTP requests to the
+ * application's home page.
+ */
+@Singleton
+class HomeController @Inject()(val controllerComponents: ControllerComponents) extends BaseController {
+
+  /**
+   * Create an Action to render an HTML page.
+   *
+   * The configuration in the `routes` file means that this method
+   * will be called when the application receives a `GET` request with
+   * a path of `/`.
+   */
+  def index() = Action { implicit request: Request[AnyContent] =>
+    Ok(views.html.index())
+  }
+}

backend-services/feed-service/app/views/index.scala.html

+@()
+
+@main("Welcome to Play") {
+  <h1>Welcome to Play!</h1>
+}

backend-services/feed-service/app/views/main.scala.html

+@*
+ * This template is called from the `index` template. This template
+ * handles the rendering of the page header and body tags. It takes
+ * two arguments, a `String` for the title of the page and an `Html`
+ * object to insert into the body of the page.
+ *@
+@(title: String)(content: Html)
+
+<!DOCTYPE html>
+<html lang="en">
+    <head>
+        @* Here's where we render the page title `String`. *@
+        <title>@title</title>
+        <link rel="stylesheet" media="screen" href="@routes.Assets.versioned("stylesheets/main.css")">
+        <link rel="shortcut icon" type="image/png" href="@routes.Assets.versioned("images/favicon.png")">
+
+    </head>
+    <body>
+        @* And here's where we render the `Html` object containing
+         * the page content. *@
+        @content
+
+      <script src="@routes.Assets.versioned("javascripts/main.js")" type="text/javascript"></script>
+    </body>
+</html>

backend-services/feed-service/build.sbt

+name := """feed-service"""
+organization := "com.daily"
+
+version := "1.0-SNAPSHOT"
+
+lazy val root = (project in file(".")).enablePlugins(PlayScala)
+
+scalaVersion := "2.13.10"
+
+libraryDependencies += guice
+libraryDependencies += "org.scalatestplus.play" %% "scalatestplus-play" % "5.0.0" % Test
+
+// Adds additional packages into Twirl
+//TwirlKeys.templateImports += "com.daily.controllers._"
+
+// Adds additional packages into conf/routes
+// play.sbt.routes.RoutesKeys.routesImport += "com.daily.binders._"

backend-services/feed-service/build.sc

+import mill._
+import $ivy.`com.lihaoyi::mill-contrib-playlib:`,  mill.playlib._
+
+object feedservice extends PlayModule with SingleModule {
+
+  def scalaVersion = "2.13.10"
+  def playVersion = "2.8.19"
+  def twirlVersion = "1.5.1"
+
+  object test extends PlayTests
+}

backend-services/feed-service/conf/application.conf

+# https://www.playframework.com/documentation/latest/Configuration

backend-services/feed-service/conf/logback.xml

+<!-- https://www.playframework.com/documentation/latest/SettingsLogger -->
+<configuration>
+
+  <appender name="FILE" class="ch.qos.logback.core.FileAppender">
+    <file>${application.home:-.}/logs/application.log</file>
+    <encoder>
+      <charset>UTF-8</charset>
+      <pattern>
+        %d{yyyy-MM-dd HH:mm:ss} %highlight(%-5level) %cyan(%logger{36}) %magenta(%X{akkaSource}) %msg%n
+      </pattern>
+    </encoder>
+  </appender>
+
+  <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+    <withJansi>true</withJansi>
+    <encoder>
+      <charset>UTF-8</charset>
+      <pattern>
+        %d{yyyy-MM-dd HH:mm:ss} %highlight(%-5level) %cyan(%logger{36}) %magenta(%X{akkaSource}) %msg%n
+      </pattern>
+    </encoder>
+  </appender>
+
+  <appender name="ASYNCFILE" class="ch.qos.logback.classic.AsyncAppender">
+    <appender-ref ref="FILE" />
+  </appender>
+
+  <appender name="ASYNCSTDOUT" class="ch.qos.logback.classic.AsyncAppender">
+    <appender-ref ref="STDOUT" />
+  </appender>
+
+  <logger name="play" level="INFO" />
+  <logger name="application" level="DEBUG" />
+
+  <root level="WARN">
+    <appender-ref ref="ASYNCFILE" />
+    <appender-ref ref="ASYNCSTDOUT" />
+  </root>
+
+</configuration>

backend-services/feed-service/conf/messages

+# https://www.playframework.com/documentation/latest/ScalaI18N

backend-services/feed-service/conf/routes

+# Routes
+# This file defines all application routes (Higher priority routes first)
+# https://www.playframework.com/documentation/latest/ScalaRouting
+# ~~~~
+
+# An example controller showing a sample home page
+GET     /                           controllers.HomeController.index()
+
+# Map static resources from the /public folder to the /assets URL path
+GET     /assets/*file               controllers.Assets.versioned(path="/public", file: Asset)

backend-services/feed-service/project/build.properties

+sbt.version=1.7.2

backend-services/feed-service/project/plugins.sbt

+addSbtPlugin("com.typesafe.play" % "sbt-plugin" % "2.8.19")
+addSbtPlugin("org.foundweekends.giter8" % "sbt-giter8-scaffold" % "0.13.1")

backend-services/feed-service/test/controllers/HomeControllerSpec.scala

+package controllers
+
+import org.scalatestplus.play._
+import org.scalatestplus.play.guice._
+import play.api.test._
+import play.api.test.Helpers._
+
+/**
+ * Add your spec here.
+ * You can mock out a whole application including requests, plugins etc.
+ *
+ * For more information, see https://www.playframework.com/documentation/latest/ScalaTestingWithScalaTest
+ */
+class HomeControllerSpec extends PlaySpec with GuiceOneAppPerTest with Injecting {
+
+  "HomeController GET" should {
+
+    "render the index page from a new instance of controller" in {
+      val controller = new HomeController(stubControllerComponents())
+      val home = controller.index().apply(FakeRequest(GET, "/"))
+
+      status(home) mustBe OK
+      contentType(home) mustBe Some("text/html")
+      contentAsString(home) must include ("Welcome to Play")
+    }
+
+    "render the index page from the application" in {
+      val controller = inject[HomeController]
+      val home = controller.index().apply(FakeRequest(GET, "/"))
+
+      status(home) mustBe OK
+      contentType(home) mustBe Some("text/html")
+      contentAsString(home) must include ("Welcome to Play")
+    }
+
+    "render the index page from the router" in {
+      val request = FakeRequest(GET, "/")
+      val home = route(app, request).get
+
+      status(home) mustBe OK
+      contentType(home) mustBe Some("text/html")
+      contentAsString(home) must include ("Welcome to Play")
+    }
+  }
+}