// Package validate ...
//
// Description : validate ...
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 2024-05-31 16:18
package validate

import (
	"git.zhangdeman.cn/gateway/httpclient/define"
	"net/http"
	"strings"
)

// RequestConfig 验证请求配置
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 16:18 2024/5/31
func RequestConfig(reqConfig *define.Request) error {
	if nil == reqConfig {
		return define.ErrRequestConfigNil
	}
	rc := &requestConfig{}
	if err := rc.validateFullUrl(reqConfig); nil != err {
		return err
	}
	return nil
}

type requestConfig struct {
}

// initDefaultConfig 初始化默认配置
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 16:25 2024/5/31
func (rc *requestConfig) initDefaultConfig(reqConfig *define.Request) {
	if nil == reqConfig.RetryRule {
		reqConfig.RetryRule = &define.RequestRetryRule{
			RetryCount:            0,
			RetryTimeInterval:     5,
			RetryHttpCodeList:     make([]int64, 0),
			RetryBusinessCodeList: make([]string, 0),
		}
	}
	if nil == reqConfig.Header {
		reqConfig.Header = map[string]string{}
	}
	if len(reqConfig.ContentType) > 0 {
		reqConfig.Header["Content-Type"] = reqConfig.ContentType
	}
	if nil == reqConfig.Cookie {
		reqConfig.Cookie = map[string]string{}
	}
	if reqConfig.ConnectTimeout <= 0 {
		reqConfig.ConnectTimeout = define.DefaultConnectTimeout
	}
	if reqConfig.ReadTimeout <= 0 {
		reqConfig.ReadTimeout = define.DefaultReadTimeout
	}
	reqConfig.CodeField = strings.TrimSpace(reqConfig.CodeField)
	reqConfig.MessageField = strings.TrimSpace(reqConfig.MessageField)
	reqConfig.DataField = strings.TrimSpace(reqConfig.DataField)
	if len(reqConfig.CodeField) == 0 {
		reqConfig.CodeField = define.DefaultCodeField
	}
	if len(reqConfig.MessageField) == 0 {
		reqConfig.MessageField = define.DefaultMessageField
	}
	if len(reqConfig.DataField) == 0 {
		reqConfig.DataField = define.DefaultDataField
	}
	if len(reqConfig.SuccessCodeList) == 0 {
		reqConfig.SuccessCodeList = define.DefaultSuccessCodeList
	}
}

// validateFullUrl 验证full url
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 16:17 2024/5/31
func (rc *requestConfig) validateFullUrl(reqConfig *define.Request) error {
	// 验证 full url
	reqConfig.FullUrl = strings.TrimSpace(reqConfig.FullUrl)
	if len(reqConfig.FullUrl) == 0 {
		return define.ErrFullUrlEmpty
	}
	if !strings.HasPrefix(reqConfig.FullUrl, "http://") && !strings.HasPrefix(reqConfig.FullUrl, "https://") {
		return define.ErrFullUrlInvalid
	}
	return nil
}

// validateMethod 验证method
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 16:22 2024/5/31
func (rc *requestConfig) validateMethod(reqConfig *define.Request) error {
	// 验证Method
	reqConfig.Method = strings.ToUpper(reqConfig.Method)
	if len(reqConfig.Method) == 0 {
		return define.ErrFullUrlEmpty
	}
	supportMethodList := []string{
		http.MethodGet,
		http.MethodHead,
		http.MethodPost,
		http.MethodPut,
		http.MethodPatch,
		http.MethodDelete,
		http.MethodConnect,
		http.MethodOptions,
		http.MethodTrace,
	}
	isSupportMethod := false
	for _, item := range supportMethodList {
		if item == reqConfig.Method {
			isSupportMethod = true
			break
		}
	}
	if !isSupportMethod {
		return define.ErrMethodIsNotSupport
	}
	return nil
}