// Package request ...
//
// Description : request ...
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 2022-07-03 00:33
package request

import (
	"errors"
	"net/http"
	"strings"

	"github.com/gin-gonic/gin"
)

// form 表单相关操作
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 00:51 2022/7/3
type form struct {
}

// Parse 解析请求表单
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 00:34 2022/7/3
func (f *form) Parse(ctx *gin.Context, receiver interface{}) error {
	method := strings.ToUpper(ctx.Request.Method)
	if method == http.MethodGet ||
		method == http.MethodPatch ||
		method == http.MethodTrace ||
		method == http.MethodConnect ||
		method == http.MethodOptions {
		return ctx.ShouldBindQuery(receiver)
	}

	if method == http.MethodPost ||
		method == http.MethodPut ||
		method == http.MethodDelete {
		if ContentType.IsJson(ctx) {
			return ctx.ShouldBindJSON(receiver)
		}

		if ContentType.IsFormURLEncoded(ctx) {
			return ctx.ShouldBind(receiver)
		}

		return errors.New(ctx.ContentType() + " is not support")
	}
	return errors.New(method + " : request method is not support")
}