package isapi

import (
	"bytes"
	"errors"
	"fmt"
	"github.com/gin-gonic/gin"
	"github.com/sirupsen/logrus"
	"io/ioutil"
	"lcfns/model/common/response"
	"net/http"
	"net/url"
	"strings"
)

const (
	contentTypeXML  = `application/xml; charset="UTF-8"`
	contentTypeJSON = `application/json; charset="UTF-8"`
	contentTypeHTML = `text/html`
)

type Client struct {
	Client  *http.Client
	BaseURL string
}

func NewClient(host, username, password string) (*Client, error) {
	u, err := url.Parse("http://" + host)
	if err != nil {
		return nil, err
	}
	return &Client{
		Client: &http.Client{
			Transport: NewAuthTransport(username, password),
		},
		BaseURL: u.String(),
	}, nil
}

func TouChuan(host string, o Operation, data []byte, c *gin.Context) (resp any, err error) {
	resp, err = Com(host, o, data)
	if err != nil {
		logrus.Error(err)
		if r, ok := resp.(ResponseStatus); ok {
			response.FailWithDetailed(r, err.Error(), c)
		} else {
			//可能是摄像头未初始化成功,返回err!=nil,且resp!=ResponseStatus
			response.FailWithDetailed("操作失败,请重试", err.Error(), c)
		}
		return
	}
	//断言成功,说明是配置响应,检查配置结果
	r, ok := resp.(ResponseStatus)
	if ok {
		if r.StatusCode == 0 || r.StatusCode == 1 {
			response.OkWithDetailed(resp, "操作成功", c)
			return
		} else {
			response.FailWithDetailed(resp, "操作失败,请联系管理员", c)
			return
		}
	}
	//断言失败,说明是查询响应,直接返回数据
	response.OkWithData(resp, c)
	return
}

// Com 透传
func Com(host string, o Operation, data []byte) (any, error) {
	//TODO 应该使用公共的http client
	c, err := NewClient(host, "admin", "kk176@lc")
	if err != nil {
		return nil, err
	}
	switch o {
	case GetDeviceInfo:
		return c.GetDeviceInfo()
	case GetSystemCap:
		return c.GetSystemCap()
	case GetChanCap:
		return c.GetOneChanEventCap()
	//遮盖侦测
	//case GetTamperDetection:
	//	return c.GetTamperDetection("1")
	//case PutTamperDetection:
	//	return c.PutTamperDetection("1", data)
	//移动侦测
	//case GetMotionDetection:
	//	return c.GetMotionDetection("1")
	//case PutMotionDetection:
	//	return c.PutMotionDetection("1", data)
	//越界侦测
	case GetLineDetectionCap:
		return c.GetLineDetectionCap()
	case GetLineDetectionCal:
		return c.GetSizeLd()
	case PutLineDetectionCal:
		return c.PutSizeLd(data)
	case GetLineDetection:
		return c.GetLineDetection()
	case PutLineDetection:
		return c.PutLineDetection(data)
	//区域入侵
	case GetFieldDetectionCap:
		return c.GetFieldDetectionCap()
	case GetFieldDetectionCal:
		return c.GetSizeFd()
	case PutFieldDetectionCal:
		return c.PutSizeFd(data)
	case GetFieldDetection:
		return c.GetFieldDetection()
	case PutFieldDetection:
		return c.PutFieldDetection(data)
	//进入区域
	case GetRegionEntranceCap:
		return c.GetRegionEntranceCap()
	case GetRegionEntranceCal:
		return c.GetSizeRe()
	case PutRegionEntranceCal:
		return c.PutSizeRe(data)
	case GetRegionEntrance:
		return c.GetRegionEntrance()
	case PutRegionEntrance:
		return c.PutRegionEntrance(data)
		//离开区域
		//case GetRegionExiting:
		//	return c.GetRegionExiting()
		//case PutRegionExiting:
		//	return c.PutRegionExiting(data)
	case SetHosts:
		return c.PutHost(data)
	case SetSIP:
		return c.PutSip(data)
	case SetSIPInfo:
		return c.PutSipInfo(data)
	case PutEmail:
		return c.PutEmail(data)
	}
	return nil, errors.New("未定义操作")
}

func (c *Client) Do(r *http.Request) ([]byte, error) {
	resp, err := c.Client.Do(r)
	if err != nil {
		return nil, err
	}
	defer resp.Body.Close()
	body, err := ioutil.ReadAll(resp.Body)
	if err != nil {
		return nil, err
	}
	return body, nil
}

func (c *Client) CommonGet(path string) (resp []byte, err error) {
	u, err := url.Parse(c.BaseURL + path)
	if err != nil {
		return nil, err
	}
	resp, err = c.Get(u)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *Client) CommonPut(data []byte, path string) (resp []byte, err error) {
	u, err := url.Parse(c.BaseURL + path)
	if err != nil {
		return nil, err
	}
	resp, err = c.PutXML(u, data)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *Client) CommonDel(data []byte, path string) (resp []byte, err error) {
	u, err := url.Parse(c.BaseURL + path)
	if err != nil {
		return nil, err
	}
	resp, err = c.DeleteXML(u, data)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *Client) Get(u *url.URL) ([]byte, error) {
	req, err := http.NewRequest("GET", u.String(), nil)
	if err != nil {
		return nil, err
	}
	return c.Do(req)
}

func (c *Client) put(u *url.URL, contentType string, data []byte) ([]byte, error) {
	b := bytes.NewBuffer(data)
	req, err := http.NewRequest("PUT", u.String(), b)
	if err != nil {
		return nil, err
	}
	req.Header.Set("Content-Type", contentType)
	return c.Do(req)
}

func (c *Client) PutXML(u *url.URL, data []byte) ([]byte, error) {
	return c.put(u, contentTypeXML, data)
}

func (c *Client) PutJSON(u *url.URL, data []byte) ([]byte, error) {
	return c.put(u, contentTypeJSON, data)
}

func (c *Client) post(u *url.URL, contentType string, data []byte) ([]byte, error) {
	b := bytes.NewBuffer(data)
	req, err := http.NewRequest("POST", u.String(), b)
	if err != nil {
		return nil, err
	}
	req.Header.Set("Content-Type", contentType)
	return c.Do(req)
}

func (c *Client) PostXML(u *url.URL, data []byte) ([]byte, error) {
	return c.post(u, contentTypeXML, data)
}

func (c *Client) PostJSON(u *url.URL, data []byte) ([]byte, error) {
	return c.post(u, contentTypeJSON, data)
}

func (c *Client) delete(u *url.URL, contentType string, data []byte) ([]byte, error) {
	b := bytes.NewBuffer(data)
	req, err := http.NewRequest("DELETE", u.String(), b)
	if err != nil {
		return nil, err
	}
	req.Header.Set("Content-Type", contentType)
	return c.Do(req)
}

func (c *Client) DeleteXML(u *url.URL, data []byte) ([]byte, error) {
	return c.delete(u, contentTypeXML, data)
}

func (c *Client) DeleteJSON(u *url.URL, data []byte) ([]byte, error) {
	return c.delete(u, contentTypeJSON, data)
}

func DoModFacePicRecord(url, json, faceimage, boundary string) {
	var bodyParam = "--" + boundary + "\r\n" +
		"Content-Disposition: form-data; name=\"FaceDataRecord\";\r\n" +
		"Content-Type: text/json\r\n" +
		"Content-Length: " + fmt.Sprintf("%d", len(json)) + "\r\n\r\n" +
		json + "\r\n" +
		"--" + boundary + "\r\n" +
		"Content-Disposition: form-data; name=\"FaceImage\";\r\n" +
		"Content-Type: image/jpeg\r\n" +
		"Content-Length: " + fmt.Sprintf("%d", len(faceimage)) + "\r\n\r\n" +
		faceimage +
		"\r\n--" + boundary + "--\r\n"
	req, err := http.NewRequest("PUT", url, strings.NewReader(bodyParam))
	if err != nil {
		logrus.Error(err)
	}
	req.SetBasicAuth("", "")

	req.Header.Add("Accept", "text/html, application/xhtml+xml")
	req.Header.Add("Accept-Language", "zh-CN")
	req.Header.Add("Content-Type", "multipart/form-data; boundary="+boundary)
	req.Header.Add("User-Agent", "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)")
	req.Header.Add("Accept-Encoding", "gzip, deflate")
	req.Header.Add("Connection", "Keep-Alive")
	req.Header.Add("Cache-Control", "no-cache")

}

func DoPostStorageCloud(url, json, faceimage, boundary string) {
	var bodyParam = "--" + boundary + "\r\n" +
		"Content-Disposition: form-data; name=\"FaceDataRecord\";\r\n" +
		"Content-Type: text/json\r\n" +
		"Content-Length: " + fmt.Sprintf("%d", len(json)) + "\r\n\r\n" +
		json + "\r\n" +
		"--" + boundary + "\r\n" +
		"Content-Disposition: form-data; name=\"FaceImage\";\r\n" +
		"Content-Type: image/jpeg\r\n" +
		"Content-Length: " + fmt.Sprintf("%d", len(faceimage)) + "\r\n\r\n" +
		faceimage +
		"\r\n--" + boundary + "--\r\n"
	req, err := http.NewRequest("POST", url, strings.NewReader(bodyParam))
	if err != nil {
		logrus.Error(err)
	}
	req.SetBasicAuth("", "")

	req.Header.Add("Accept", "text/html, application/xhtml+xml")
	req.Header.Add("Accept-Language", "zh-CN")
	req.Header.Add("Content-Type", "multipart/form-data; boundary="+boundary)
	req.Header.Add("User-Agent", "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)")
	req.Header.Add("Accept-Encoding", "gzip, deflate")
	req.Header.Add("Connection", "Keep-Alive")
	req.Header.Add("Cache-Control", "no-cache")
}