package internal

import (
	"context"
	"encoding/json"
	"fmt"
	"gitea.cdlsxd.cn/sdk/plugin/proto"
	"net/http"
)

const (
	Tag         = "lsxd_wechat_cpn"
	Version     = 1
	CookieKey   = "lsxd_wechat_cpn"
	CookieValue = "lsxd_wechat_cpn"
)

const (
	orderMethod  = "/wechat/coupon/issue" // 支持幂等
	queryMethod  = "/wechat/coupon/query"
	configMethod = "/wechat/coupon/config"
)

// LSXDWeChatCpnService
// 钉钉文档 https://alidocs.dingtalk.com/i/nodes/Y1OQX0akWm6LKDO4iOo1xE0QVGlDd3mE?utm_scene=person_space
type LSXDWeChatCpnService struct{}

func (p *LSXDWeChatCpnService) Order(ctx context.Context, request *proto.OrderRequest) (resp2 *proto.OrderResponse, respErr error) {

	defer func() {
		if err := recover(); err != nil {
			respErr = proto.ErrorPanic(fmt.Sprintf("panic: %v", err))
		}
	}()

	config, err := transConfig(request.Config)
	if err != nil {
		return nil, err
	}

	bizContent, err := config.orderReq(request.Order, request.Product)
	if err != nil {
		return nil, err
	}

	reqBody, err := bizContent.Json()
	if err != nil {
		return nil, err
	}

	bodyBytes, _, err := config.Post(ctx, orderMethod, reqBody)
	if err != nil {
		return nil, err
	}

	return orderResp(request.GetOrder(), bodyBytes)
}

func (p *LSXDWeChatCpnService) Query(ctx context.Context, request *proto.QueryRequest) (resp2 *proto.QueryResponse, respErr error) {

	defer func() {
		if err := recover(); err != nil {
			respErr = proto.ErrorPanic(fmt.Sprintf("panic: %v", err))
		}
	}()

	config, err := transConfig(request.Config)
	if err != nil {
		return nil, err
	}

	bizContent, err := config.queryReq(request.Order)
	if err != nil {
		return nil, err
	}

	reqBody, err := bizContent.Json()
	if err != nil {
		return nil, err
	}

	bodyBytes, _, err := config.Post(ctx, queryMethod, reqBody)
	if err != nil {
		return nil, err
	}

	return queryResp(request, bodyBytes)
}

func (p *LSXDWeChatCpnService) Notify(ctx context.Context, request *proto.NotifyRequest) (resp2 *proto.NotifyResponse, respErr error) {

	defer func() {
		if err := recover(); err != nil {
			respErr = proto.ErrorPanic(fmt.Sprintf("panic: %v", err))
		}
	}()

	config, err := transConfig(request.Config)
	if err != nil {
		return nil, err
	}

	var h http.Header
	if err = json.Unmarshal(request.Headers, &h); err != nil {
		return nil, proto.ErrorParamFail("header参数解析失败:" + err.Error())
	}

	if err = config.verify(request.Body, h.Get("Verify")); err != nil {
		return nil, err
	}

	return notifyResp(request.Body)
}

func (p *LSXDWeChatCpnService) Label(ctx context.Context, request *proto.QueryRequest) (resp2 string, respErr error) {

	config, err := transConfig(request.Config)
	if err != nil {
		return "", err
	}

	bodyBytes, _, err := config.Post(ctx, configMethod, []byte(`{}`))
	if err != nil {
		return "", err
	}

	return string(bodyBytes), nil
}