package controllers

import (
	"encoding/json"
	"errors"
	"eta/eta_mini_crm_ht/models"
	"eta/eta_mini_crm_ht/models/request"
	"eta/eta_mini_crm_ht/models/response"
	"eta/eta_mini_crm_ht/services"
	"eta/eta_mini_crm_ht/utils"
	"github.com/go-sql-driver/mysql"
	"github.com/rdlucklib/rdluck_tools/paging"
	"github.com/shopspring/decimal"
	"strconv"
	"strings"
	"sync"
	"time"
)

type ProductController struct {
	BaseAuthController
}

// UnSetProductList
// @Title 未设置的产品列表
// @Description 未设置的产品列表
// @Param   PageSize   query   int  true       "每页数据条数"
// @Param   CurrentIndex   query   int  true       "当前页页码，从1开始"
// @Param   ClassifyIds   query   string  true       "二级分类id,可多选用英文,隔开"
// @Param   KeyWord   query   string  true       "报告标题/创建人"
// @Param   SortType   query   string  true       "排序方式"
// @Success 200 {object} models.ReportAuthorResp
// @router /unSetProductList [get]
func (this *ProductController) UnSetProductList() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	pageSize, _ := this.GetInt("PageSize")
	currentIndex, _ := this.GetInt("CurrentIndex")
	sortType := this.GetString("SortType")
	ProductType := this.GetString("ProductType")
	permissionIds := this.GetString("PermissionIds")
	KeyWord := this.GetString("KeyWord")
	var condition string
	var pars []interface{}
	if pageSize <= 0 {
		pageSize = utils.PageSize20
	}
	if currentIndex <= 0 {
		currentIndex = 1
	}
	if ProductType == "" {
		br.Msg = "产品类型不能为空"
		br.ErrMsg = "获取未设置产品列表失败，Err:产品类型为空"
		return
	}
	if KeyWord != "" {
		switch ProductType {
		case "report":
			condition += " AND title like '%?%'"
		case "media":
			condition += " AND media_name like '%?%'"
		}
		pars = append(pars, KeyWord)
	}
	sortCondition := " ORDER BY published_time "
	if sortType == "" {
		sortType = "DESC"
	}
	sortCondition = sortCondition + sortType
	var permissionIdsList []int
	if permissionIds != "" {
		permissionStr := strings.Split(permissionIds, ",")
		for _, permissionItem := range permissionStr {
			permissionId, _ := strconv.Atoi(permissionItem)
			permissionIdsList = append(permissionIdsList, permissionId)
		}
	}
	total, ids, err := services.GetUnsetProductCountByCondition(ProductType, permissionIdsList, condition, pars)
	if err != nil {
		br.Msg = "获取未设置产品列表失败"
		br.ErrMsg = "获取未设置产品列表失败，Err:" + err.Error()
		return
	}
	var list []*services.ProductView
	if len(ids) > 0 {
		startSize := utils.StartIndex(currentIndex, pageSize)
		list, err = services.GetUnsetProductByCondition(ProductType, ids, sortCondition, startSize, pageSize)
		if err != nil {
			br.Msg = "获取未设置产品列表失败"
			br.ErrMsg = "获取未设置产品列表失败，Err:" + err.Error()
			return
		}
	}
	var wg sync.WaitGroup
	wg.Add(len(list))
	for _, product := range list {
		go func(product *services.ProductView) {
			defer wg.Done()
			switch product.ProductType {
			case "report":
				product.RiskLevel, _, _ = services.GetRiskLevel("report", product.SourceId)
				product.ProductType = "报告"
			case "video":
				product.RiskLevel, _, _ = services.GetRiskLevel("media", product.SourceId)
				product.ProductType = "视频"
			case "audio":
				product.RiskLevel, _, _ = services.GetRiskLevel("media", product.SourceId)
				product.ProductType = "音频"
			}
		}(product)
	}
	wg.Wait()
	page := paging.GetPaging(currentIndex, pageSize, total)
	resp := new(response.ProductListResp)
	resp.List = list
	resp.Paging = page
	br.Ret = 200
	br.Success = true
	br.Data = resp
	br.Msg = "获取成功"
}

// AddProduct @Title 新增单品
// @Description 新增单品
// @Param   File   query   file  true       "文件"
// @Success 200 {object} models.ReportAuthorResp
// @router /addProduct [post]
func (this *ProductController) AddProduct() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	var req request.ProductReq
	err := json.Unmarshal(this.Ctx.Input.RequestBody, &req)
	if err != nil {
		br.Msg = "参数解析异常！"
		br.ErrMsg = "参数解析失败，Err:" + err.Error()
		return
	}

	var product models.MerchantProduct
	if req.Type == "package" {
		if req.ValidDays <= 0 {
			br.Msg = "套餐有效期非法"
			br.ErrMsg = "套餐有效期非法,天数不能是负数"
			return
		}
		if req.ProductName == "" {
			br.Msg = "套餐名称不能为空"
			br.ErrMsg = "套餐名称不能为空"
			return
		}
		product.Title = req.ProductName
		product.ValidDays = req.ValidDays
		product.Description = req.Description
		product.CoverSrc = req.CoverSrc
	}
	switch req.Type {
	case "report":
		product.RiskLevel, product.Title, err = services.GetRiskLevel("report", req.SourceId)
	case "audio":
		product.RiskLevel, product.Title, err = services.GetRiskLevel("audio", req.SourceId)
	case "video":
		product.RiskLevel, product.Title, err = services.GetRiskLevel("video", req.SourceId)
	case "package":
		product.RiskLevel, _, err = services.GetRiskLevel("package", req.SourceId)
	default:
		br.Msg = "产品类型错误"
		br.ErrMsg = "获取产品列表失败，Err:产品类型错误"
		return
	}

	if err != nil {
		utils.FileLog.Error("新增单品失败", err.Error())
		br.Msg = "新增产品错误"
		if strings.Contains(err.Error(), "<QuerySeter> no row found") {
			br.Msg = "新增产品错误,产品信息不存在"
		} else {
			br.Msg = "新增产品错误" + err.Error()
		}
		return
	}
	if product.RiskLevel == "" {
		br.Msg = "新增产品错误"
		br.ErrMsg = "未获取到风险等级"
		return
	}
	if !checkProductRiskLevel(product.RiskLevel) {
		br.Msg = "产品风险等级不合法"
		br.ErrMsg = "产品风险等级不合法:" + product.RiskLevel
		return
	}
	if product.Title == "" {
		br.Msg = "产品名称不能为空"
		br.ErrMsg = "产品名称不能为空"
		return
	}
	var price decimal.Decimal
	price, err = decimal.NewFromString(req.Price)
	if err != nil {
		br.Msg = "产品价格格式不正确"
		br.ErrMsg = "产品价格格式不正确,err:" + err.Error() + "price:" + product.Price
		return
	}
	if price.Cmp(decimal.New(0, 0)) <= 0 {
		br.Msg = "产品价格不能小于0"
		br.ErrMsg = "产品价格不能小于0"
		return
	}
	product.SaleStatus = models.OnSale
	product.CreatedTime = time.Now()
	product.Price = req.Price
	product.SourceId = req.SourceId
	product.Type = models.MerchantProductType(req.Type)
	if product.Type == "" {
		br.Msg = "新增产品错误"
		br.ErrMsg = "产品类型为空"
		return
	}

	err = product.AddProduct()
	if err != nil {
		var mysqlErr *mysql.MySQLError
		if errors.As(err, &mysqlErr) {
			if mysqlErr.Number == 1062 {
				br.Msg = "该产品已设置付费,请刷新后重试"
				br.ErrMsg = "该产品已设置付费,请刷新后重试"
			} else {
				utils.FileLog.Error("新增产品失败,err:" + err.Error())
				br.Msg = "新增产品失败"
				br.ErrMsg = "新增产品失败,err:" + err.Error()
			}
		} else {
			utils.FileLog.Error("新增产品失败,err:" + err.Error())
			br.Msg = "新增产品失败"
			br.ErrMsg = "新增产品失败,err:" + err.Error()
		}
		return
	}
	br.Ret = 200
	br.Success = true
	br.Msg = "新增产品成功"
	return
}

// UpdateSaleStatus @Title 上下架产品
// @Description 上下架产品
// @Param   File   query   file  true       "文件"
// @Success 200 {object} models.ReportAuthorResp
// @router /updateSaleStatus [post]
func (this *ProductController) UpdateSaleStatus() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	var req request.ProductSaleStatusReq
	err := json.Unmarshal(this.Ctx.Input.RequestBody, &req)
	if err != nil {
		br.Msg = "参数解析异常！"
		br.ErrMsg = "参数解析失败，Err:" + err.Error()
		return
	}
	if req.ProductId <= 0 {
		br.Msg = "产品编号非法！"
		br.ErrMsg = "产品编号非法,不能小于0"
		return
	}
	if req.SaleStatus != "onSale" && req.SaleStatus != "offSale" {
		br.Msg = "产品销售状态非法！"
		br.ErrMsg = "产品销售状态非法,未知的上下架类型:" + req.SaleStatus
		return
	}
	var saleStatus models.SaleStatus
	var messageStatus string
	switch req.SaleStatus {
	case "onSale":
		saleStatus = models.OnSale
		messageStatus = "上架"
	case "offSale":
		saleStatus = models.OffSale
		messageStatus = "下架"
	}
	product := models.MerchantProduct{
		Id:          req.ProductId,
		SaleStatus:  saleStatus,
		UpdatedTime: time.Now(),
	}
	err = product.UpdateProductSaleStatus()
	if err != nil {
		br.Msg = messageStatus + "失败"
		br.ErrMsg = messageStatus + "失败,err:" + err.Error()
		return
	}

	br.Msg = messageStatus + "成功"
	br.Ret = 200
	br.Success = true
}

// DeleteProduct @Title 删除产品
// @Description 删除产品
// @Param   File   query   file  true       "文件"
// @Success 200 {object} models.ReportAuthorResp
// @router /deleteProduct [post]
func (this *ProductController) DeleteProduct() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	var req request.ProductSaleStatusReq
	err := json.Unmarshal(this.Ctx.Input.RequestBody, &req)
	if err != nil {
		br.Msg = "参数解析异常！"
		br.ErrMsg = "参数解析失败，Err:" + err.Error()
		return
	}
	if req.ProductId <= 0 {
		br.Msg = "产品编号非法！"
		br.ErrMsg = "产品编号非法,不能小于0"
		return
	}
	product := models.MerchantProduct{
		Id:          req.ProductId,
		Deleted:     true,
		UpdatedTime: time.Now(),
	}
	err = product.Delete()
	if err != nil {
		br.Msg = "删除产品失败"
		br.ErrMsg = "删除产品失败,err:" + err.Error()
		return
	}

	br.Msg = "删除产品成功"
	br.Ret = 200
	br.Success = true
}

//
//// OnSale @Title 上架产品
//// @Description 上架产品
//// @Param   File   query   file  true       "文件"
//// @Success 200 {object} models.ReportAuthorResp
//// @router /onSale [post]
//func (this *ProductController) OnSale() {
//	br := new(models.BaseResponse).Init()
//	defer func() {
//		this.Data["json"] = br
//		this.ServeJSON()
//	}()
//	f, h, err := this.GetFile("File")
//	if err != nil {
//		br.Msg = "获取资源信息失败"
//		br.ErrMsg = "获取资源信息失败，Err:" + err.Error()
//		return
//	}
//	defer f.Close()
//	size, err := strconv.Atoi(utils.UPLOAD_IMG_SIZE)
//	if err != nil {
//		size = 100
//	}
//	if h.Size > 1024*1024*int64(size) {
//		br.Msg = fmt.Sprintf("图片大小不能超过%dK", size)
//		br.ErrMsg = "图片上传失败，Err:" + err.Error()
//		return
//	}
//	ext := path.Ext(h.Filename)
//	//if ext != ".mp3" {
//	//	br.Msg = "音频格式不正确"
//	//	br.ErrMsg = "音频上传失败，Err:" + err.Error()
//	//	return
//	//}
//	dateDir := time.Now().Format("20060102")
//	uploadDir := utils.STATIC_DIR + "ht/audio" + dateDir
//	err = os.MkdirAll(uploadDir, utils.DIR_MOD)
//	if err != nil {
//		br.Msg = "存储目录创建失败"
//		br.ErrMsg = "存储目录创建失败,Err:" + err.Error()
//		return
//	}
//	randStr := utils.GetRandStringNoSpecialChar(28)
//	fileName := randStr + ext
//	fpath := uploadDir + "/" + fileName
//	err = this.SaveToFile("File", fpath)
//	if err != nil {
//		br.Msg = "图片上传失败"
//		br.ErrMsg = "图片上传失败，Err:" + err.Error()
//		return
//	}
//	audioUploadDir := utils.RESOURCE_DIR + "img/"
//	savePdfToOssPath := audioUploadDir + time.Now().Format("200601/20060102/")
//	audioName := utils.GetRandStringNoSpecialChar(28)
//	savePdfToOssPath += audioName + ext
//
//	defer func() {
//		err = os.Remove(fpath)
//		fmt.Sprintf("删除文件失败:%v", err)
//	}()
//	ossClient := services.NewOssClient()
//	if ossClient == nil {
//		br.Msg = "图片上传失败"
//		br.ErrMsg = "初始化OSS服务失败"
//		return
//	}
//	mp3Url, err := ossClient.UploadFile("", fpath, savePdfToOssPath)
//	if err != nil {
//		br.Msg = "图片上传失败"
//		br.ErrMsg = "图片上传失败，Err:" + err.Error()
//		return
//	}
//	base := path.Base(h.Filename)
//	resp := new(response.MediaUploadResp)
//	resp.Url = mp3Url
//	resp.FileName = base
//	br.Data = resp
//	br.Msg = "上架成功"
//	br.Ret = 200
//	br.Success = true
//}