package material

import (
	"github.com/gin-gonic/gin"
	"zhiyuan/pkg/app"
	"zhiyuan/pkg/utils"
	"zhiyuan/services/material/brand"
	"zhiyuan/services/material/item"
)

func ItemList(c *gin.Context) {
	page := app.HandlePageNum(c)
	where := map[string]interface{}{"_orderby": "id desc", "deleted_at": 0}
	if name := c.Query("name"); name != "" {
		where["item_name like"] = "%" + name + "%"
	}
	if brand_id := utils.StrTo(c.Query("brand_id")).MustInt(); brand_id > 0 {
		where["brand_id"] = brand_id
	}
	if type_id := utils.StrTo(c.Query("type_id")).MustInt(); type_id > 0 {
		where["type_id"] = type_id
	}
	type Item struct {
		ID        int      `json:"id"`
		ItemName  string   `json:"item_name"`
		Level     int      `json:"level"`
		Unit      int      `json:"unit"`
		UnitName  string   `json:"unit_name"`
		BrandID   int      `json:"brand_id"`
		BrandName string   `json:"brand_name"`
		TypeID    int      `json:"type_id"`
		TypeName  string   `json:"type_name"`
		Colors    []string `json:"colors"`
		ColorText string   `json:"color_text"`
	}
	itemList := make([]Item, 0)
	if _, err := item.GetList(where, nil, page, &itemList); err != nil {
		app.Error(c, err.Error())
		return
	}
	itemIds := make([]int, 0)
	brandIds := make([]int, 0)
	for _, v := range itemList {
		brandIds = append(brandIds, v.BrandID)
		itemIds = append(itemIds, v.ID)
	}
	brandListMap := make(map[int]string, 0)
	if len(brandIds) > 0 {
		if brandList, err := brand.GetList(map[string]interface{}{"id in": brandIds}, nil, app.Page{}, nil); err != nil {
			app.Error(c, err.Error())
			return
		} else {
			for _, v := range brandList {
				brandListMap[v.ID] = v.BrandName
			}
		}
	}
	colorListMap := make(map[int][]string, 0)
	if len(itemIds) > 0 {
		if colorList, err := item.GetOptionList(map[string]interface{}{"item_id in": itemIds}, nil, app.Page{}, nil); err == nil {
			for _, v := range colorList {
				colorListMap[v.ItemID] = append(colorListMap[v.ItemID], v.OptionName)
			}
		}
	}

	typeListMap := item.GetTypeMapByCache()
	unitTypes := utils.ParseSliceMap(item.Params.Unit, "id")
	for k, v := range itemList {
		v.UnitName = utils.ToStr(unitTypes[utils.ToStr(v.Unit)]["name"])
		v.BrandName = brandListMap[v.BrandID]
		v.TypeName = typeListMap[v.TypeID]
		v.ColorText = ""
		if colorListMap[v.ID] == nil {
			v.Colors = make([]string, 0)
		} else {
			v.Colors = colorListMap[v.ID]
		}
		itemList[k] = v
	}
	app.Success(c, itemList)
}

func TypeList(c *gin.Context) {
	where := make(map[string]interface{})
	types, err := item.GetTypeList(where, []string{"id", "type_name"}, app.Page{}, nil)
	if err != nil {
		app.Error(c, err.Error())
		return
	}
	app.Success(c, types)
}