new simple _examples/README.md, wiki should live only inside kataras/iris/wiki and the provided e-book

Former-commit-id: 350eafb0f70f8433e394e103ff93fa332ee00a05

_examples/tutorial/vuejs-todo-mvc/README.md

@@ -498,57 +498,65 @@ And finally our main application's endpoint.
 package main
 
 import (
-    "vuejs-todo-mvc/todo"
-    "vuejs-todo-mvc/web/controllers"
+	"strings"
 
-    "github.com/kataras/iris/v12"
-    "github.com/kataras/iris/v12/sessions"
-    "github.com/kataras/iris/v12/websocket"
+	"github.com/kataras/iris/v12/_examples/tutorial/vuejs-todo-mvc/src/todo"
+	"github.com/kataras/iris/v12/_examples/tutorial/vuejs-todo-mvc/src/web/controllers"
 
-    "github.com/kataras/iris/v12/mvc"
+	"github.com/kataras/iris/v12"
+	"github.com/kataras/iris/v12/mvc"
+	"github.com/kataras/iris/v12/sessions"
+	"github.com/kataras/iris/v12/websocket"
 )
 
 func main() {
-    app := iris.New()
+	app := iris.New()
 
-    // serve our app in public, public folder
-    // contains the client-side vue.js application,
-    // no need for any server-side template here,
-    // actually if you're going to just use vue without any
-    // back-end services, you can just stop afer this line and start the server.
-    app.HandleDir("/", "./public")
+	// serve our app in public, public folder
+	// contains the client-side vue.js application,
+	// no need for any server-side template here,
+	// actually if you're going to just use vue without any
+	// back-end services, you can just stop afer this line and start the server.
+	app.HandleDir("/", "./public")
 
-    // configure the http sessions.
-    sess := sessions.New(sessions.Config{
-        Cookie: "iris_session",
-    })
+	// configure the http sessions.
+	sess := sessions.New(sessions.Config{
+		Cookie: "iris_session",
+	})
 
-    // configure the websocket server.
-    ws := websocket.New(websocket.Config{})
+	// create a sub router and register the http controllers.
+	todosRouter := app.Party("/todos")
 
-    // create a sub router and register the client-side library for the iris websockets,
-    // you could skip it but iris websockets supports socket.io-like API.
-    todosRouter := app.Party("/todos")
-    // http://localhost:8080/todos/iris-ws.js
-    // serve the javascript client library to communicate with
-    // the iris high level websocket event system.
-    todosRouter.Any("/iris-ws.js", websocket.ClientHandler())
+	// create our mvc application targeted to /todos relative sub path.
+	todosApp := mvc.New(todosRouter)
 
-    // create our mvc application targeted to /todos relative sub path.
-    todosApp := mvc.New(todosRouter)
+	// any dependencies bindings here...
+	todosApp.Register(
+		todo.NewMemoryService(),
+	)
 
-    // any dependencies bindings here...
-    todosApp.Register(
-        todo.NewMemoryService(),
-        sess.Start,
-        ws.Upgrade,
-    )
+	todosController := new(controllers.TodoController)
+	// controllers registration here...
+	todosApp.Handle(todosController)
 
-    // controllers registration here...
-    todosApp.Handle(new(controllers.TodoController))
+	// Create a sub mvc app for websocket controller.
+	// Inherit the parent's dependencies.
+	todosWebsocketApp := todosApp.Party("/sync")
+	todosWebsocketApp.HandleWebsocket(todosController).
+		SetNamespace("todos").
+		SetEventMatcher(func(methodName string) (string, bool) {
+			return strings.ToLower(methodName), true
+		})
 
-    // start the web server at http://localhost:8080
-    app.Listen(":8080")
+	websocketServer := websocket.New(websocket.DefaultGorillaUpgrader, todosWebsocketApp)
+	idGenerator := func(ctx iris.Context) string {
+		id := sess.Start(ctx).ID()
+		return id
+	}
+	todosWebsocketApp.Router.Get("/", websocket.Handler(websocketServer, idGenerator))
+
+	// start the web server at http://localhost:8080
+	app.Listen(":8080")
 }
 ```