package controllers

import (
	"fmt"
	"github.com/gin-gonic/gin"
	"github.com/shopspring/decimal"
	"wms/constvar"
	"wms/extend/code"
	"wms/extend/util"
	"wms/models"
	"wms/request"
	"wms/response"
	"wms/service"
)

type ReportFormsController struct {
}

type Detail struct {
	ProductId string                   `json:"productId"`
	Amount    decimal.Decimal          `json:"amount"`
	Status    constvar.OperationStatus `json:"status"`
	//ProductName string                   `json:"productName"`
}

// GetInventoryForms
// @Tags      报表
// @Summary   获取库存报表
// @Produce   application/json
// @Param     object  body  request.GetInventoryForms true  "查询参数"
// @Success   200 {object} util.ResponseList{data=[]response.InventoryForms}	"成功"
// @Router    /api-wms/v1/forms/getInventoryForms [post]
func (slf ReportFormsController) GetInventoryForms(c *gin.Context) {
	var params request.GetInventoryForms
	err := c.BindJSON(&params)
	if err != nil {
		util.ResponseFormat(c, code.RequestParamError, "参数解析失败，数据类型错误")
		return
	}
	locationIds := make([]int, 0)
	productIds := make([]string, 0)
	productAmounts := make([]*models.LocationProductAmount, 0)
	if params.WarehouseCode != "" {
		locations, err := models.NewLocationSearch().SetJointName(params.WarehouseCode).FindNotTotal()
		if err != nil {
			util.ResponseFormat(c, code.RequestParamError, "查询仓库位置失败")
			return
		}

		for _, location := range locations {
			locationIds = append(locationIds, location.Id)
		}
		productAmounts, err = models.NewLocationProductAmountSearch().SetLocationIds(locationIds).SetQuery("amount > 0").Find()
		if err != nil {
			util.ResponseFormat(c, code.RequestParamError, "查询在库数量失败")
			return
		}
		for _, amount := range productAmounts {
			productIds = append(productIds, amount.ProductId)
		}

	}
	//查询产品
	search := models.NewMaterialSearch()
	search.Orm = search.Orm.Model(&models.Material{}).
		Select(`material.id, material.name, material.cost, material.amount, material.unit, wms_product_category.name as category_name `).
		Joins("left join wms_product_category on material.category_id = wms_product_category.id")
	if len(params.CategoryIds) > 0 {
		search.Orm.Where("material.category_id in (?)", params.CategoryIds)
	}
	if params.KeyWord != "" {
		search.Orm.Where("material.name like ?", "%"+params.KeyWord+"%").Or("wms_product_category.name like ?", "%"+params.KeyWord+"%")
	}
	if len(productIds) > 0 {
		search.Orm.Where("material.id in (?)", productIds)
	}
	var (
		materials = make([]*models.Material, 0)
		total     int64
	)
	if err := search.Orm.Count(&total).Error; err != nil {
		util.ResponseFormat(c, code.RequestParamError, "查询total失败")
		return
	}
	if params.Page*params.PageSize > 0 {
		search.Orm = search.Orm.Offset((params.Page - 1) * params.PageSize).Limit(params.PageSize)
	}
	if err := search.Orm.Find(&materials).Error; err != nil {
		util.ResponseFormat(c, code.RequestParamError, fmt.Errorf("查询产品失败: %v", err))
		return
	}

	//查询在库数量
	if len(productIds) == 0 {
		for _, material := range materials {
			productIds = append(productIds, material.ID)
		}
		productAmounts, err = models.NewLocationProductAmountSearch().SetProductIds(productIds).SetLocationIds(locationIds).Find()
		if err != nil {
			util.ResponseFormat(c, code.RequestParamError, "查询在库数量失败")
			return
		}
	}

	//查询出入库就绪数量
	var inHouse []Detail
	var outHouse []Detail
	dbIn := models.NewOperationDetailsSearch().Orm.Model(&models.OperationDetails{}).
		Select("wms_operation_details.product_id,wms_operation_details.amount,wms_operation.status as status").
		Joins("left join wms_operation ON wms_operation_details.operation_id=wms_operation.id").
		Where("wms_operation.base_operation_type in (?)", []constvar.BaseOperationType{constvar.BaseOperationTypeIncoming, constvar.BaseOperationTypeInternal}).
		Where("wms_operation.status in (?)", []constvar.OperationStatus{constvar.OperationStatus_Finish})
	dbOut := models.NewOperationDetailsSearch().Orm.Model(&models.OperationDetails{}).
		Select("wms_operation_details.product_id,wms_operation_details.amount,wms_operation.status as status").
		Joins("left join wms_operation ON wms_operation_details.operation_id=wms_operation.id").
		Where("wms_operation.base_operation_type in (?)", []constvar.BaseOperationType{constvar.BaseOperationTypeOutgoing, constvar.BaseOperationTypeInternal, constvar.BaseOperationTypeDisuse}).
		Where("wms_operation.status in (?)", []constvar.OperationStatus{constvar.OperationStatus_Ready, constvar.OperationStatus_Finish})
	if len(locationIds) > 0 {
		dbIn.Where("wms_operation_details.to_location_id in (?)", locationIds)
		dbOut.Where("wms_operation_details.from_location_id in (?)", locationIds)
	}
	if len(productIds) > 0 {
		dbIn.Where("wms_operation_details.product_id in (?)", productIds)
		dbOut.Where("wms_operation_details.product_id in (?)", productIds)
	}
	err = dbIn.Find(&inHouse).Error
	if err != nil {
		util.ResponseFormat(c, code.RequestParamError, "查询入库数量失败")
		return
	}
	err = dbOut.Find(&outHouse).Error
	if err != nil {
		util.ResponseFormat(c, code.RequestParamError, "查询出库数量失败")
		return
	}
	var result []response.InventoryForms
	for _, material := range materials {
		var resp response.InventoryForms
		resp.ProduceId = material.ID
		resp.ProductName = material.Name
		resp.Cost = material.Cost
		resp.Unit = material.Unit
		resp.Value = material.Amount.Mul(material.Cost)
		resp.ProductType = material.CategoryName
		for _, amount := range productAmounts {
			if material.ID == amount.ProductId {
				resp.Amount = resp.Amount.Add(amount.Amount)
			}
		}
		for _, details := range inHouse {
			if material.ID == details.ProductId {
				resp.In = resp.In.Add(details.Amount)
			}
		}
		available := decimal.NewFromInt(0)
		for _, details := range outHouse {
			if material.ID == details.ProductId {
				if details.Status == constvar.OperationStatus_Ready {
					available = available.Add(details.Amount)
				} else {
					resp.Out = resp.Out.Add(details.Amount)
				}
			}
		}
		resp.AvailableNumber = resp.Amount.Sub(available)
		result = append(result, resp)
	}
	util.ResponseFormatList(c, code.Success, result, int(total))
}

// GetHistory
// @Tags      报表
// @Summary   获取历史信息
// @Produce   application/json
// @Param     object  body  request.GetInventoryHistory true  "查询参数"
// @Success   200 {object} util.ResponseList{data=[]response.InventoryHistory}	"成功"
// @Router    /api-wms/v1/forms/getHistory [post]
func (slf ReportFormsController) GetHistory(c *gin.Context) {
	slf.GetHistoryNew(c)
	return
	//var params request.GetInventoryHistory
	//if err := c.BindJSON(&params); err != nil {
	//	util.ResponseFormat(c, code.RequestParamError, "参数解析失败，数据类型错误")
	//	return
	//}
	////获取操作详情
	//detailsSearch := models.NewOperationDetailsSearch()
	//var (
	//	result []*response.InventoryHistory
	//	total  int64
	//	ids    []int
	//	err    error
	//)
	//if params.KeyWord != "" {
	//	ids, err = service.SearchHistoryReport(params.KeyWord, params.BaseOperationType)
	//
	//	if err != nil {
	//		util.ResponseFormat(c, code.InternalError, err.Error())
	//		return
	//	}
	//	if len(ids) == 0 {
	//		util.ResponseFormatList(c, code.Success, result, 0)
	//	}
	//}
	//
	//detailsSearch.Orm = detailsSearch.Orm.Model(&models.OperationDetails{}).
	//	Select("wms_operation.number, wms_operation.updated_at as date, material.name as product_name, wms_operation.from_location_id,"+
	//		"wms_operation.to_location_id, wms_operation_details.amount, material.unit, wms_operation.contacter_name as contacted_name,"+
	//		"wms_operation.base_operation_type, material.weight, wms_operation_details.product_id").
	//	Joins("left join wms_operation on wms_operation_details.operation_id = wms_operation.id").
	//	Joins("left join material on wms_operation_details.product_id = material.id").
	//	Where("wms_operation.status = ?", constvar.OperationStatus_Finish).Order("wms_operation.created_at desc")
	//if len(ids) > 0 {
	//	detailsSearch.Orm = detailsSearch.Orm.Where("wms_operation_details.id in ?", ids)
	//}
	//if params.ProduceId != "" {
	//	detailsSearch.Orm = detailsSearch.Orm.Where("wms_operation_details.product_id = ?", params.ProduceId)
	//}
	//if params.BaseOperationType != 0 {
	//	detailsSearch.Orm = detailsSearch.Orm.Where("wms_operation.base_operation_type = ?", params.BaseOperationType)
	//}
	//
	//err = detailsSearch.Orm.Count(&total).Error
	//if err != nil {
	//	util.ResponseFormat(c, code.RequestParamError, "查询total失败")
	//	return
	//}
	//if params.Page*params.PageSize > 0 {
	//	detailsSearch.Orm = detailsSearch.Orm.Offset((params.Page - 1) * params.PageSize).Limit(params.PageSize)
	//}
	//
	//err = detailsSearch.Orm.Find(&result).Error
	//if err != nil {
	//	util.ResponseFormat(c, code.RequestParamError, fmt.Errorf("查询操作明细失败: %v", err))
	//	return
	//}
	//var locationIds []int
	//for _, history := range result {
	//	locationIds = append(locationIds, history.FromLocationId, history.ToLocationId)
	//}
	//locations, err := models.NewLocationSearch().SetIds(locationIds).FindNotTotal()
	//if err != nil {
	//	util.ResponseFormat(c, code.RequestParamError, fmt.Errorf("查询位置失败: %v", err))
	//	return
	//}
	//for _, history := range result {
	//	history.Status = "完成"
	//	for _, location := range locations {
	//		if history.ToLocationId == location.Id {
	//			history.ToLocation = location.Name
	//		}
	//		if history.FromLocationId == location.Id {
	//			history.FromLocation = location.Name
	//		}
	//	}
	//}
	//util.ResponseFormatList(c, code.Success, result, int(total))
}

func (slf ReportFormsController) GetHistoryNew(c *gin.Context) {
	var params request.GetInventoryHistory
	if err := c.BindJSON(&params); err != nil {
		util.ResponseFormat(c, code.RequestParamError, "参数解析失败，数据类型错误")
		return
	}
	//获取操作详情
	detailsSearch := models.NewMoveHistorySearch()
	var (
		result []*response.InventoryHistory
		total  uint64
		ids    []int
		err    error
	)
	if params.KeyWord != "" {
		ids, total, err = service.SearchHistoryReport(params.KeyWord, params.BaseOperationType, params.Page, params.PageSize)
		if err != nil {
			util.ResponseFormat(c, code.InternalError, err.Error())
			return
		}
		if len(ids) == 0 {
			util.ResponseFormatList(c, code.Success, result, 0)
			return
		}
	}

	detailsSearch.Orm = detailsSearch.Orm.Model(&models.MoveHistory{}).
		Select("number, updated_at as date, product_name as product_name, from_location_id, operation_id,to_location_id, amount, " +
			"unit, operator as contacted_name, base_operation_type, weight, product_id, from_location, to_location, operation_type_name, weight").Order("id desc")
	if len(ids) > 0 {
		detailsSearch.Orm = detailsSearch.Orm.Where("id in ?", ids)
	}
	if params.BaseOperationType != 0 {
		detailsSearch.Orm = detailsSearch.Orm.Where("base_operation_type = ?", params.BaseOperationType)
	}
	var t int64
	err = detailsSearch.Orm.Count(&t).Error
	if err != nil {
		util.ResponseFormat(c, code.RequestParamError, fmt.Errorf("查询总条数失败: %v", err))
		return
	}
	total = uint64(t)
	if params.Page*params.PageSize > 0 {
		detailsSearch.Orm = detailsSearch.Orm.Offset((params.Page - 1) * params.PageSize).Limit(params.PageSize)
	}
	err = detailsSearch.Orm.Find(&result).Error
	if err != nil {
		util.ResponseFormat(c, code.RequestParamError, fmt.Errorf("查询操作明细失败: %v", err))
		return
	}
	util.ResponseFormatList(c, code.Success, result, int(total))
}

// GetLocationForms
// @Tags      报表
// @Summary   获取位置报表
// @Produce   application/json
// @Param     object  body  request.GetLocationForms true  "查询参数"
// @Success   200 {object} util.ResponseList{data=[]response.LocationForms}	"成功"
// @Router    /api-wms/v1/forms/getLocationForms [post]
func (slf ReportFormsController) GetLocationForms(c *gin.Context) {
	var params request.GetLocationForms
	if err := c.BindJSON(&params); err != nil {
		util.ResponseFormat(c, code.RequestParamError, "参数解析失败，数据类型错误")
		return
	}
	ids := make([]int, 0)
	if params.LocationId != 0 {
		ids = append(ids, params.LocationId)
	} else {
		//查询位置
		locations, err := models.NewLocationSearch().SetJointName(params.WareHouseCode).SetType(3).FindAll()
		if err != nil {
			util.ResponseFormat(c, code.RequestParamError, "查询位置失败")
			return
		}
		for _, location := range locations {
			ids = append(ids, location.Id)
		}
	}
	var (
		amounts    []*models.LocationProductAmount
		total      uint64
		totalInt64 int64
		err        error
	)
	if params.KeyWord != "" {
		amounts, total, err = service.SearchLocationReport(params.KeyWord, params.Page, params.PageSize)
	} else {
		amounts, totalInt64, err = models.NewLocationProductAmountSearch().SetPage(params.Page, params.PageSize).SetPreload(true).SetKeyword(params.KeyWord).SetProductId(params.ProductId).SetLocationIds(ids).FindByPage()
		if err != nil {
			util.ResponseFormat(c, code.RequestParamError, "查询数量失败")
			return
		}
		total = uint64(totalInt64)
	}

	var result []response.LocationForms
	for _, amount := range amounts {
		var resp response.LocationForms
		resp.Amount = amount.Amount
		resp.LocationId = amount.LocationId
		resp.LocationName = amount.Location.Name
		resp.ProduceId = amount.Product.ID
		resp.ProductName = amount.Product.Name
		resp.ProductTypeName = amount.ProductCategory.Name
		resp.Unit = amount.Product.Unit
		resp.Value = resp.Amount.Mul(amount.Product.Cost)
		result = append(result, resp)
	}

	util.ResponseFormatList(c, code.Success, result, int(total))
}