package hsby

import (
	"mtp2_if/global/app"
	"mtp2_if/global/e"
	"mtp2_if/logger"
	"mtp2_if/models"
	"net/http"
	"sort"

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

// QueryTopGoodsReq 查询热门商品列表请求参数
type QueryTopGoodsReq struct {
	app.PageInfo
	MarketID       int `form:"marketID" binding:"required"`
	DescProvinceID int `form:"descProvinceID"`
	DescCityID     int `form:"descCityID"`
}

// QueryTopGoods 查询热门商品列表（二级市场，挂牌点选）
// @Summary 查询热门商品列表（二级市场，挂牌点选）
// @Description 说明：查询结果已按Hotindex（景点热度）从大到小排序
// @Produce json
// @Security ApiKeyAuth
// @Param page query int false "页码"
// @Param pagesize query int false "每页条数"
// @Param marketID query int true "市场ID"
// @Param DescProvinceID query int false "目的地(省)ID"
// @Param DescCityID query int false "目的地(市)ID"
// @Success 200 {object} models.HsbyTopGoods
// @Failure 500 {object} app.Response
// @Router /HSBY/QueryTopGoods [get]
// @Tags 定制【海商报业】
func QueryTopGoods(c *gin.Context) {
	appG := app.Gin{C: c}

	// 获取请求参数
	var req QueryTopGoodsReq
	if err := appG.C.ShouldBindQuery(&req); err != nil {
		logger.GetLogger().Errorf("QueryTopGoods failed: %s", err.Error())
		appG.Response(http.StatusBadRequest, e.INVALID_PARAMS, nil)
		return
	}

	// 获取数据
	topGoodses, err := models.GetHsbyTopGoods(req.MarketID, req.DescProvinceID, req.DescCityID)
	if err != nil {
		// 查询失败
		logger.GetLogger().Errorf("QueryTopGoods failed: %s", err.Error())
		appG.Response(http.StatusBadRequest, e.ERROR_QUERY_FAIL, nil)
		return
	}

	// 排序
	sort.Slice(topGoodses, func(i int, j int) bool {
		return topGoodses[i].Hotindex > topGoodses[j].Hotindex
	})

	// 分页
	total := len(topGoodses)
	if req.PageSize > 0 {
		rstByPage := make([]models.HsbyTopGoods, 0)
		// 开始上标
		start := req.Page * req.PageSize
		// 结束下标
		end := start + req.PageSize

		if start <= len(topGoodses) {
			// 判断结束下标是否越界
			if end > len(topGoodses) {
				end = len(topGoodses)
			}
			rstByPage = topGoodses[start:end]
		} else {
			rstByPage = topGoodses[0:0]
		}

		topGoodses = rstByPage
	}

	// 查询成功返回
	if req.PageSize > 0 {
		logger.GetLogger().Debugln("QueryTopGoods successed: %v", topGoodses)
		appG.ResponseByPage(http.StatusOK, e.SUCCESS, topGoodses, app.PageInfo{Page: req.Page, PageSize: req.PageSize, Total: total})
	} else {
		logger.GetLogger().Debugln("QueryTopGoods successed: %v", topGoodses)
		appG.Response(http.StatusOK, e.SUCCESS, topGoodses)
	}
}

// QueryHsbyListingGoodsDetailReq 查询二级市场（挂牌点选）商品信息详情请求参数
type QueryHsbyListingGoodsDetailReq struct {
	GoodsID int `form:"goodsID" binding:"required"`
}

// QueryHsbyListingGoodsDetail 查询二级市场（挂牌点选）商品信息详情
// @Summary 查询二级市场（挂牌点选）商品信息详情
// @Produce json
// @Security ApiKeyAuth
// @Param goodsID query int true "商品ID"
// @Success 200 {object} models.HsbyListingGoodsDetail
// @Failure 500 {object} app.Response
// @Router /HSBY/QueryHsbyListingGoodsDetail [get]
// @Tags 定制【海商报业】
func QueryHsbyListingGoodsDetail(c *gin.Context) {
	appG := app.Gin{C: c}

	// 获取请求参数
	var req QueryHsbyListingGoodsDetailReq
	if err := appG.C.ShouldBindQuery(&req); err != nil {
		logger.GetLogger().Errorf("QueryHsbyListingGoodsDetail failed: %s", err.Error())
		appG.Response(http.StatusBadRequest, e.INVALID_PARAMS, nil)
		return
	}

	// 获取数据
	goodsInfo, err := models.GetHsbyListingGoodsDetail(req.GoodsID)
	if err != nil {
		// 查询失败
		logger.GetLogger().Errorf("QueryHsbyListingGoodsDetail failed: %s", err.Error())
		appG.Response(http.StatusBadRequest, e.ERROR_QUERY_FAIL, nil)
		return
	}

	// 查询成功返回
	logger.GetLogger().Debugln("QueryHsbyListingGoodsDetail successed: %v", goodsInfo)
	appG.Response(http.StatusOK, e.SUCCESS, goodsInfo)
}

// QueryHsbyGoodsOrderDetailsReq 查询二级市场（挂牌点选）商品对应的挂牌委托单信息请求参数
type QueryHsbyGoodsOrderDetailsReq struct {
	GoodsID int `form:"goodsID" binding:"required"`
	Number  int `form:"number"`
}

// QueryHsbyGoodsOrderDetails 查询二级市场（挂牌点选）商品对应的挂牌委托单信息
// @Summary 查询二级市场（挂牌点选）商品对应的挂牌委托单信息
// @Description 说明：查询结果已按委托价格和委托时间排序
// @Produce json
// @Security ApiKeyAuth
// @Param goodsID query int true "商品ID"
// @Param Number query int false "档位，不传则默认为3档"
// @Success 200 {object} models.HsbyGoodsOrderDetail
// @Failure 500 {object} app.Response
// @Router /HSBY/QueryHsbyGoodsOrderDetails [get]
// @Tags 定制【海商报业】
func QueryHsbyGoodsOrderDetails(c *gin.Context) {
	appG := app.Gin{C: c}

	// 获取请求参数
	var req QueryHsbyGoodsOrderDetailsReq
	if err := appG.C.ShouldBindQuery(&req); err != nil {
		logger.GetLogger().Errorf("QueryHsbyGoodsOrderDetails failed: %s", err.Error())
		appG.Response(http.StatusBadRequest, e.INVALID_PARAMS, nil)
		return
	}

	// 获取数据
	sellOrderDetails, buyOrderDetails, err := models.GetHsbyGoodsOrderDetails(req.GoodsID)
	if err != nil {
		// 查询失败
		logger.GetLogger().Errorf("QueryHsbyGoodsOrderDetails failed: %s", err.Error())
		appG.Response(http.StatusBadRequest, e.ERROR_QUERY_FAIL, nil)
		return
	}

	// 按时间和价格排序
	sort.Slice(sellOrderDetails, func(i int, j int) bool {
		// 时间价格一样则按时间顺序排
		if sellOrderDetails[i].Orderprice == sellOrderDetails[j].Orderprice {
			return sellOrderDetails[i].Ordertime.Before(sellOrderDetails[j].Ordertime)
		}

		return sellOrderDetails[i].Orderprice < sellOrderDetails[j].Orderprice
	})
	sort.Slice(buyOrderDetails, func(i int, j int) bool {
		// 时间价格一样则按时间顺序排
		if buyOrderDetails[i].Orderprice == buyOrderDetails[j].Orderprice {
			return buyOrderDetails[i].Ordertime.Before(buyOrderDetails[j].Ordertime)
		}

		return buyOrderDetails[i].Orderprice > buyOrderDetails[j].Orderprice
	})

	// 取N档，默认3档
	if req.Number == 0 {
		req.Number = 3
	}
	// 判断结束下标是否越界
	sellEnd := req.Number
	if req.Number > len(sellOrderDetails) {
		sellEnd = len(sellOrderDetails)
	}
	sellOrderDetails = sellOrderDetails[0:sellEnd]
	buyEnd := req.Number
	if req.Number > len(buyOrderDetails) {
		buyEnd = len(buyOrderDetails)
	}
	buyOrderDetails = buyOrderDetails[0:buyEnd]

	// 结果集
	rst := make(map[string]interface{})
	rst["sellOrderDetails"] = sellOrderDetails
	rst["buyOrderDetails"] = buyOrderDetails

	// 查询成功返回
	logger.GetLogger().Debugln("QueryHsbyGoodsOrderDetails successed: %v", rst)
	appG.Response(http.StatusOK, e.SUCCESS, rst)
}