package api

import (
	"box-cost/db/model"
	"box-cost/db/repo"
	"box-cost/log"
	"errors"
	"fmt"
	"strings"
	"time"

	"github.com/gin-gonic/gin"
	"github.com/xuri/excelize/v2"
	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/bson/primitive"
)

// 生产计划管理
func ProductPlan(r *GinRouter) {

	// 创建生产计划
	r.POST("/plan/create", CreateProductPlan)

	// 获取生产计划详情
	r.GET("/plan/detail/:id", GetProductPlan)

	// 获取生产计划列表
	r.GET("/plan/list", GetProductPlans)

	// 更新生产计划
	r.POST("/plan/update", UpdateProductPlan)

	// 删除生产计划
	r.POST("/plan/delete/:id", DelProductPlan)

	// 下载部件单据
	r.GET("/bill/plan/download", DownLoadCompBills)

	// 生产成本表
	r.GET("/plan/cost/download", DownLoadPlanCost)

}

type SupplierPlanCost struct {
	*model.ProductPlan
	SupplierId string
}

func DownLoadPlanCost(c *gin.Context, apictx *ApiSession) (interface{}, error) {
	_planId := c.Query("id")
	supplierId := c.Query("supplierId")
	planId, _ := primitive.ObjectIDFromHex(_planId)
	if planId.IsZero() {
		return nil, errors.New("planId错误")
	}
	supplierPlanCost := &SupplierPlanCost{}

	plan := model.ProductPlan{}
	found, err := repo.RepoSeachDoc(apictx.CreateRepoCtx(), &repo.DocSearchOptions{
		CollectName: repo.CollectionProductPlan,
		Query:       repo.Map{"_id": planId},
	}, &plan)
	if !found || err != nil {
		return nil, errors.New("数据未找到")
	}
	supplierPlanCost.ProductPlan = &plan
	supplierPlanCost.SupplierId = supplierId

	f := excelize.NewFile()
	index := f.NewSheet("Sheet1")
	f.SetActiveSheet(index)
	f.SetDefaultFont("宋体")
	planCostExcel := NewPlanCostExcel(f)
	planCostExcel.Title = fmt.Sprintf("生产成本表(%s)%d盒", plan.Name, plan.Total)
	planCostExcel.Content = supplierPlanCost
	planCostExcel.Draws()

	c.Header("Content-Type", "application/octet-stream")
	c.Header("Content-Disposition", "attachment; filename="+"planCost.xlsx")
	c.Header("Content-Transfer-Encoding", "binary")

	err = f.Write(c.Writer)
	if err != nil {
		return nil, err
	}
	return nil, nil

}

func DownLoadCompBills(c *gin.Context, apictx *ApiSession) (interface{}, error) {
	_planId := c.Query("id")
	compId := c.Query("compId")
	planId, err := primitive.ObjectIDFromHex(_planId)
	if err != nil {
		return nil, errors.New("planId错误")
	}
	plan := model.ProductPlan{}
	found, err := repo.RepoSeachDoc(apictx.CreateRepoCtx(), &repo.DocSearchOptions{
		CollectName: repo.CollectionProductPlan,
		Query:       repo.Map{"_id": planId},
	}, &plan)
	if !found || err != nil {
		return nil, errors.New("数据未找到")
	}
	// 获取部件单据
	curComp := &model.PackComponent{}
	for _, comp := range plan.Pack.Components {
		if comp.Id == compId {
			curComp = comp
		}
	}
	if curComp.Id == "" {
		return nil, errors.New("该组件不存在")
	}

	// 获取bill
	if len(curComp.Stages) == 0 {
		return nil, errors.New("该组件数据不存在")
	}

	// 获取不同类型的单据id
	// set := make(map[int]map[primitive.ObjectID]struct{})
	billIds := make([]string, 0)
	for _, stage := range curComp.Stages {
		_billId := stage.BillId

		billId, _ := primitive.ObjectIDFromHex(_billId)
		if !billId.IsZero() {
			// set[stage.Type] = map[primitive.ObjectID]struct{}{billId: struct{}{}}
			billIds = append(billIds, fmt.Sprintf("%d_%s", stage.BillType, stage.BillId))

		}
	}
	typeBillIds := removeDuplicationSort(billIds)
	if len(typeBillIds) < 1 {
		return nil, errors.New("未找到单据信息")
	}
	f := excelize.NewFile()
	index := f.NewSheet("Sheet1")
	f.SetActiveSheet(index)
	f.SetDefaultFont("宋体")
	companyName := getCompanyName(apictx)

	row := 0
	for _, tId := range typeBillIds {
		tidArr := strings.Split(tId, "_")

		var billExcel IExcel

		// 采购
		billId, _ := primitive.ObjectIDFromHex(tidArr[1])
		if tidArr[0] == "1" {
			purchase := model.PurchaseBill{}
			found, _ := repo.RepoSeachDoc(apictx.CreateRepoCtx(), &repo.DocSearchOptions{
				CollectName: repo.CollectionBillPurchase,
				Query:       repo.Map{"_id": billId},
			}, &purchase)
			if found {
				billExcel = NewPurchaseBill(f)
				if purchase.Reviewed == 1 {
					if len(purchase.SignUsers) > 0 {
						signs := []*model.Signature{}
						repo.RepoDocsSearch(apictx.CreateRepoCtx(), &repo.PageSearchOptions{
							CollectName: repo.CollectionSignature,
							Query:       repo.Map{"_id": bson.M{"$in": purchase.SignUsers}},
							Sort:        bson.M{"sort": 1}, // 升序
						}, &signs)
						billExcel.SetSignatures(signs)
					}

				}
				billExcel.SetContent(&purchase)
				billExcel.SetTitle(fmt.Sprintf("%s原材料采购单", companyName))
			}

		}
		// 工艺
		if tidArr[0] == "2" {
			produce := model.ProduceBill{}
			found, _ := repo.RepoSeachDoc(apictx.CreateRepoCtx(), &repo.DocSearchOptions{
				CollectName: repo.CollectionBillProduce,
				Query:       repo.Map{"_id": billId},
			}, &produce)
			if found {
				billExcel = NewProduceBill(f)
				if produce.Reviewed == 1 {
					if len(produce.SignUsers) > 0 {
						signs := []*model.Signature{}
						repo.RepoDocsSearch(apictx.CreateRepoCtx(), &repo.PageSearchOptions{
							CollectName: repo.CollectionSignature,
							Query:       repo.Map{"_id": bson.M{"$in": produce.SignUsers}},
							Sort:        bson.M{"sort": 1}, // 升序
						}, &signs)
						billExcel.SetSignatures(signs)
					}

				}
				billExcel.SetContent(&produce)
				billExcel.SetTitle(fmt.Sprintf("%s加工单", companyName))
			}

		}
		// 成品采购
		if tidArr[0] == "3" {
			product := model.ProductBill{}
			found, _ := repo.RepoSeachDoc(apictx.CreateRepoCtx(), &repo.DocSearchOptions{
				CollectName: repo.CollectionBillProduct,
				Query:       repo.Map{"_id": billId},
			}, &product)
			if found {
				billExcel = NewProduceBill(f)
				if product.Reviewed == 1 {
					if len(product.SignUsers) > 0 {
						signs := []*model.Signature{}
						repo.RepoDocsSearch(apictx.CreateRepoCtx(), &repo.PageSearchOptions{
							CollectName: repo.CollectionSignature,
							Query:       repo.Map{"_id": bson.M{"$in": product.SignUsers}},
							Sort:        bson.M{"sort": 1}, // 升序
						}, &signs)
						billExcel.SetSignatures(signs)
					}

				}
				billExcel.SetContent(&product)
				billExcel.SetTitle(companyName)
			}
		}
		billExcel.SetRow(row)
		billExcel.Draws()
		fmt.Println(billExcel.GetRow())
		row = billExcel.GetRow() + 5
	}

	c.Header("Content-Type", "application/octet-stream")
	c.Header("Content-Disposition", "attachment; filename="+"bill.xlsx")
	c.Header("Content-Transfer-Encoding", "binary")

	err = f.Write(c.Writer)
	if err != nil {
		return nil, err
	}

	return nil, nil
}

// 创建生产计划
func CreateProductPlan(c *gin.Context, apictx *ApiSession) (interface{}, error) {

	var plan model.ProductPlan

	err := c.ShouldBindJSON(&plan)
	if err != nil {
		fmt.Println(err)
		return nil, errors.New("参数错误！")
	}
	ctx := apictx.CreateRepoCtx()

	if plan.Name == "" {
		return nil, errors.New("生产计划名为空")
	}
	if plan.Total == 0 {
		return nil, errors.New("生产计划数应不为0")
	}

	plan.Status = "process" // 进行中
	plan.CreateTime = time.Now()
	plan.UpdateTime = time.Now()

	result, err := repo.RepoAddDoc(ctx, repo.CollectionProductPlan, &plan)
	return result, err
}

// 获取生产计划信息
func GetProductPlan(c *gin.Context, apictx *ApiSession) (interface{}, error) {
	planId := c.Param("id")
	id, err := primitive.ObjectIDFromHex(planId)
	if err != nil {
		return nil, errors.New("非法id")
	}
	var plan model.ProductPlan
	option := &repo.DocSearchOptions{
		CollectName: repo.CollectionProductPlan,
		Query:       repo.Map{"_id": id},
	}

	found, err := repo.RepoSeachDoc(apictx.CreateRepoCtx(), option, &plan)
	if !found || err != nil {
		log.Info(err)
		return nil, errors.New("数据未找到")
	}

	billStates := map[string]string{}
	if plan.Pack != nil && plan.Pack.Components != nil {
		for _, comp := range plan.Pack.Components {
			if comp.Stages != nil {
				for _, stage := range comp.Stages {

					if len(stage.BillId) > 0 {
						collectName := ""
						// 材料
						if stage.BillType == 1 {
							collectName = repo.CollectionBillPurchase
						}
						// 工艺
						if stage.BillType == 2 {
							collectName = repo.CollectionBillProduce
						}
						// 成品
						if stage.BillType == 3 {
							collectName = repo.CollectionBillProduct
						}

						ok, state := repo.RepoSeachDocMap(apictx.CreateRepoCtx(), &repo.DocSearchOptions{CollectName: collectName, Query: repo.Map{"_id": stage.BillId}, Project: []string{"status"}})
						if ok {
							billStates[stage.BillId] = state["status"].(string)
						}
					}

				}
			}
		}
	}

	return map[string]interface{}{
		"plan":       plan,
		"billStates": billStates,
	}, nil
}

// 获取生产计划列表
func GetProductPlans(c *gin.Context, apictx *ApiSession) (interface{}, error) {

	page, size, query := UtilQueryPageSize(c)
	if _packId, ok := query["packId"]; ok {
		packId, _ := primitive.ObjectIDFromHex(_packId.(string))
		query["pack._id"] = packId
		delete(query, "packId")
	}

	option := &repo.PageSearchOptions{
		CollectName: repo.CollectionProductPlan,
		Query:       query,
		Page:        page,
		Size:        size,
		Sort:        bson.M{"createTime": -1},
		Project:     []string{"_id", "thumbnail", "name", "updateTime", "createTime", "createUser", "total", "totalPrice", "status"},
	}
	return repo.RepoPageSearch(apictx.CreateRepoCtx(), option)
}

// 更新生产计划
func UpdateProductPlan(c *gin.Context, apictx *ApiSession) (interface{}, error) {
	var plan model.ProductPlan
	err := c.ShouldBindJSON(&plan)
	if err != nil {
		return nil, errors.New("参数错误")
	}
	if plan.Id.Hex() == "" {
		return nil, errors.New("id的为空")
	}
	plan.UpdateTime = time.Now()
	return repo.RepoUpdateSetDoc(apictx.CreateRepoCtx(), repo.CollectionProductPlan, plan.Id.Hex(), &plan)
}

// 删除生产计划
func DelProductPlan(c *gin.Context, apictx *ApiSession) (interface{}, error) {
	planId := c.Param("id")
	if planId == "" {
		return nil, errors.New("id为空")
	}

	return repo.RepoDeleteDoc(apictx.CreateRepoCtx(), repo.CollectionProductPlan, planId)
}