requestrecorder.go

// Copyright 2020 StreetByters Community
// Licensed to the Apache Software Foundation (ASF) under one or more
// contributor license agreements.  See the NOTICE file distributed with
// this work for additional information regarding copyright ownership.
// The ASF licenses this file to You 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 aduket

import (
	"io"
	"io/ioutil"
	"net/http"
	"net/url"

	"github.com/labstack/echo"
)

type RequestRecorder struct {
	Body              Body
	Header            http.Header
	Data              []byte
	Params            map[string]string
	QueryParams       url.Values
	FormParams        url.Values
	isRequestReceived bool
}

type Body []byte

func NewRequestRecorder() *RequestRecorder {
	return &RequestRecorder{
		Body:   nil,
		Params: make(map[string]string),
	}
}

func (r *RequestRecorder) saveContext(ctx echo.Context) error {
	if ctx.Request().Header.Get(echo.HeaderContentType) == echo.MIMEApplicationXML {
		r.bindXML(ctx.Request().Body)
		return nil
	}

	bodyBytes, err := ioutil.ReadAll(ctx.Request().Body)
	if err != nil {
		return err
	}

	r.setData(bodyBytes)
	r.Body = bodyBytes
	r.setParams(ctx.ParamNames(), ctx.ParamValues())
	r.setQueryParams(ctx.QueryParams())
	r.setFormParams(ctx.Request().Form)
	r.setHeader(ctx.Request().Header)

	return nil
}

func (r *RequestRecorder) setQueryParams(queryParams url.Values) {
	r.QueryParams = queryParams
}

func (r *RequestRecorder) setParams(paramNames, paramValues []string) {
	for index, name := range paramNames {
		r.Params[name] = paramValues[index]
	}
}

func (r *RequestRecorder) setFormParams(formParams url.Values) {
	r.FormParams = formParams
}

func (r *RequestRecorder) setData(b []byte) {
	r.Data = b
}

func (r *RequestRecorder) setHeader(header http.Header) {
	r.Header = header
}

func (r *RequestRecorder) bindXML(from io.ReadCloser) error {
	body, err := ioutil.ReadAll(from)
	if err != nil {
		return err
	}
	r.Body = body

	return nil
}