package controller

import (
	"encoding/xml"
	"log"
	"net/http"
	"net/url"
	"os"
	"path/filepath"
	"strings"
	"xiawan/wx/api/req"
	"xiawan/wx/api/service"
	"xiawan/wx/api/vo"

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

// GetMyQrCode 获取我的二维码
func GetMyQrCode(ctx *gin.Context) {
	reqModel := new(req.GetQrCodeModel)

	queryKey, isExist := ctx.GetQuery("key")
	if !isExist || strings.Trim(queryKey, "") == "" || strings.Trim(queryKey, "") == "null" {
		//确保每次都有Key
		ctx.JSON(http.StatusOK, vo.NewFailUUId(""))
		return
	}

	if !validateData(ctx, &reqModel) {
		return
	}
	result := service.GetMyQrCodeService(queryKey, *reqModel)
	ctx.JSON(http.StatusOK, result)
}

// GetPeopleNearbyApi 查看附近的人
func GetPeopleNearbyApi(ctx *gin.Context) {
	reqModel := new(req.PeopleNearbyModel)
	queryKey, isExist := ctx.GetQuery("key")
	if !isExist || strings.Trim(queryKey, "") == "" || strings.Trim(queryKey, "") == "null" {
		//确保每次都有Key
		ctx.JSON(http.StatusOK, vo.NewFailUUId(""))
		return
	}
	if !validateData(ctx, &reqModel) {
		return
	}
	result := service.GetPeopleNearbyService(queryKey, *reqModel)
	ctx.JSON(http.StatusOK, result)
}

// UpdateCmdStatusApi 更新指令状态, key 为指令 id，Value 为指令状态 0|1，ValueStr 为字符串值
func UpdateCmdStatusApi(ctx *gin.Context) {
	reqModel := new(req.ModifyCmdStatusModelNew)
	queryKey, isExist := ctx.GetQuery("key")
	if !isExist || strings.Trim(queryKey, "") == "" || strings.Trim(queryKey, "") == "null" {
		//确保每次都有Key
		ctx.JSON(http.StatusOK, vo.NewFailUUId(""))
		return
	}
	if !validateData(ctx, &reqModel) {
		return
	}
	result := service.UpdateCmdStatusService(queryKey, *reqModel)
	ctx.JSON(http.StatusOK, result)
}

// GetProjectFullPathApi 获取项目完整路径
func GetProjectFullPathApi(ctx *gin.Context) {
	execPath, err := os.Executable() // 获取可执行文件的路径
	if err != nil {
		log.Fatalf("Failed to get executable path: %v", err)
		ctx.JSON(http.StatusNotFound, "")
		return
	}
	execPath, err = filepath.EvalSymlinks(execPath) // 解析符号链接，获取真实路径
	if err != nil {
		log.Fatalf("Failed to evaluate symlinks: %v", err)
		ctx.JSON(http.StatusNotFound, "")
		return
	}
	// 获取可执行文件所在目录
	dir := filepath.Dir(execPath)
	ctx.JSON(http.StatusOK, dir)
}

// 企微图片下载
func QWImageDownloadApi(ctx *gin.Context) {
	reqModel := new(req.DownloadQWImageModel)

	queryKey, isExist := ctx.GetQuery("key")
	if !isExist || strings.Trim(queryKey, "") == "" || strings.Trim(queryKey, "") == "null" {
		ctx.JSON(http.StatusOK, vo.NewFailUUId(""))
		return
	}

	if !validateData(ctx, &reqModel) {
		return
	}

	// 解析XML，提取 AesKey / FileURL / FileType
	type imageXML struct {
		XMLName xml.Name `xml:"msg"`
		Img     struct {
			AESKey        string `xml:"aeskey,attr"`
			CdnMidImgURL  string `xml:"cdnmidimgurl,attr"`
			CdnThumbURL   string `xml:"cdnthumburl,attr"`
			TpURL         string `xml:"tpurl,attr"`
			TpThumbAESKey string `xml:"tpthumbaeskey,attr"`
		} `xml:"img"`
	}

	var parsed imageXML
	if err := xml.Unmarshal([]byte(reqModel.Xml), &parsed); err != nil {
		ctx.JSON(http.StatusOK, vo.NewFail("XML解析失败:"+err.Error()))
		return
	}

	aesKey := strings.TrimSpace(parsed.Img.AESKey)
	if aesKey == "" {
		aesKey = strings.TrimSpace(parsed.Img.TpThumbAESKey)
	}

	fileURL := ""
	tpurl := strings.TrimSpace(parsed.Img.TpURL)
	if tpurl != "" {
		if u, err := url.Parse(tpurl); err == nil {
			f := u.Query().Get("f")
			if f != "" {
				fileURL = f
			} else {
				// 回退为完整tpurl（如果缺少f参数）
				fileURL = tpurl
			}
		} else {
			fileURL = tpurl
		}
	} else {
		fileURL = strings.TrimSpace(parsed.Img.CdnMidImgURL)
		if fileURL == "" {
			fileURL = strings.TrimSpace(parsed.Img.CdnThumbURL)
		}
	}

	if aesKey == "" || fileURL == "" {
		ctx.JSON(http.StatusOK, vo.NewFail("参数错误：无法从XML提取必要字段(AesKey或FileURL)"))
		return
	}

	model := req.DownMediaModel{
		AesKey:   aesKey,
		FileURL:  fileURL,
		FileType: 1, // 默认 1
	}

	result := service.SendCdnDownloadService(queryKey, model)
	ctx.JSON(http.StatusOK, result)
}