// Copyright 2020 beego
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package main

import (
	"fmt"

	"github.com/beego/beego/v2/server/web"
)

func main() {

	web.BConfig.CopyRequestBody = true
	ctrl := &MainController{}

	// we register the path / to &MainController
	// if we don't pass methodName as third param
	// web will use the default mappingMethods
	// GET http://localhost:8080  -> Get()
	// POST http://localhost:8080 -> Post()
	// ...
	web.Router("/", ctrl)

	web.Run()
}

// MainController
// The controller must implement ControllerInterface
// Usually we extends web.Controller
type MainController struct {
	web.Controller
}

// Get
// curl --location --request GET 'localhost:8080/?id=123&isok=true&ft=1.2&ol[0]=1&ol[1]=2&ul[]=str&ul[]=array&user.Name=astaxie'
// address: http://localhost:8080 GET
func (ctrl *MainController) Get() {

	var id int
	_ = ctrl.Ctx.Input.Bind(&id, "id") // id ==123
	fmt.Println(id)

	var isok bool
	_ = ctrl.Ctx.Input.Bind(&isok, "isok") // isok ==true
	fmt.Println(isok)

	var ft float64
	_ = ctrl.Ctx.Input.Bind(&ft, "ft") // ft ==1.2
	fmt.Println(ft)

	ol := make([]int, 0, 2)
	_ = ctrl.Ctx.Input.Bind(&ol, "ol") // ol ==[1 2]
	fmt.Println(ol)

	ul := make([]string, 0, 2)
	_ = ctrl.Ctx.Input.Bind(&ul, "ul") // ul ==[str array]
	fmt.Println(ul)

	user := struct{ Name string }{}
	_ = ctrl.Ctx.Input.Bind(&user, "user") // user =={Name:"astaxie"}
	fmt.Println(user)
}

func (ctrl *MainController) Post() {
	user := User{}
	err := ctrl.BindJSON(&user)
	if err != nil {
		ctrl.Ctx.WriteString(err.Error())
		return
	}
	ctrl.Ctx.WriteString(fmt.Sprintf("%v", user))
}

type User struct {
	Age  int    `json:"age"`
	Name string `json:"name"`
}
