package routers

import (
	"encoding/json"
	"fmt"
	"ops/models"
	"time"

	"github.com/gin-gonic/gin"
	"github.com/mitchellh/mapstructure"
	"gorm.io/gorm"
)

type CostItem struct {
	Cost         int    `json:"cost"`         // 费用
	CostT        int    `json:"costt"`        // 总价
	CurrencyType string `json:"currencytype"` // 货币类型
	Int          int    `json:"int"`          // 数量
	Type         string `json:"type"`         // 费用类型
}
type From_purchase_addorder struct {
	Costs       []CostItem `json:"costs"`        //  成本
	Link        string     `json:"link"`         //  链接
	OrderStatus string     `json:"order_status"` //  订单状态
	//PartName       string     `json:"partname"`        //  物件名称
	Photos []string `json:"photos"` //  图片备注
	Remark string   `json:"remark"` //  备注
	Styles string   `json:"styles"` //  样式备注
	Title  string   `json:"title"`  //  标题
	//TrackingNumber string     `json:"tracking_number"` //  快递单号
	//UpdateTime     string     `json:"update_time"`     //  更新时间
}

type TabPurchaseOrder struct {
	ID        uint           `gorm:"primarykey"`
	UserID    uint           `gorm:"not null"`
	Title     string         `gorm:"size:200;comment:标题"`
	Remark    string         `gorm:"type:text;comment:备注"`
	Link      string         `gorm:"size:1000;comment:链接"`
	Styles    string         `gorm:"type:text;comment:样式数组"`
	CreatedAt *time.Time     `gorm:"type:datetime;autoCreateTime"`
	DeletedAt gorm.DeletedAt `gorm:"index"`
}

type TabPurchaseCosts struct {
	ID        uint       `gorm:"primarykey"`
	OrderID   uint       `gorm:"not null"`
	UserID    uint       `gorm:"not null"`
	Price     int        `gorm:"not null"`
	Quantity  int        `gorm:"not null"`
	CreatedAt *time.Time `gorm:"type:datetime;autoCreateTime"`
}

type TabPurchaseFileBind struct {
	ID        uint       `gorm:"primarykey"`
	OrderID   uint       `gorm:"not null"`
	FileID    uint       `gorm:"not null"`
	CreatedAt *time.Time `gorm:"type:datetime;autoCreateTime"`
}

type TabPurchaseLog struct {
	ID         uint   `gorm:"primarykey"`
	OrderID    uint   `gorm:"not null;index;comment:关联OrderID"`
	UserID     uint   `gorm:"not null;comment:操作人ID"`
	ActionType string `gorm:"size:50;not null;comment:操作类型: create-创建 update-修改 delete-删除 query-查询"`
	OldContent string `gorm:"type:text;comment:修改前内容(JSON)"`
	NewContent string `gorm:"type:text;comment:修改后内容(JSON)"`
	IP         string `gorm:"size:50;comment:操作IP"`
	Remark     string `gorm:"size:500;comment:备注/操作描述"`

	CreatedAt *time.Time `gorm:"type:datetime;autoCreateTime;comment:操作时间"`
}

func ApiPurchaseInit() {

	models.DB.AutoMigrate(&TabPurchaseOrder{})
	models.DB.AutoMigrate(&TabPurchaseCosts{})
	models.DB.AutoMigrate(&TabPurchaseFileBind{})
	models.DB.AutoMigrate(&TabPurchaseLog{})

}

func ApiPurchase(r *gin.RouterGroup) {

	r.POST("/getorders", func(ctx *gin.Context) {
		isAuth, _, data := AuthenticationAuthority(ctx)
		if isAuth {
			//fmt.Println(user)
			// DebugPrintJson(data)

			type From_purchase_getorders struct {
				Search  string
				Entries int
				Page    int
			}

			var jsondata From_purchase_getorders
			if err := mapstructure.Decode(data, &jsondata); err == nil {
				fmt.Println(jsondata)

				is_data_ok := true

				if jsondata.Entries <= 0 || jsondata.Entries > 300 {
					is_data_ok = false
				}
				if jsondata.Page <= 0 {
					is_data_ok = false
				}

				if is_data_ok {

					//读取有多少条目
					var count int64
					models.DB.Model(TabPurchaseOrder{}).Count(&count)
					//fmt.Println(count)

					//读取条目
					var getorders []TabPurchaseOrder
					models.DB.Order("created_at DESC").Offset(jsondata.Entries * (jsondata.Page - 1)).Limit(jsondata.Entries).Find(&getorders)

					ReturnJson(ctx, "apiOK", map[string]interface{}{
						"all_count":  count,
						"all_orders": getorders,
					})

				} else {
					ReturnJson(ctx, "jsonErr_1", nil)
				}

			} else {
				ReturnJson(ctx, "jsonErr", nil)
			}

		} else {
			ReturnJson(ctx, "userCookieError", nil)
		}
	})

	r.POST("/addorder", func(ctx *gin.Context) {
		isAuth, user, data := AuthenticationAuthority(ctx)
		if isAuth {

			//需要处理提交的数据，接口有固定的数据格式，不允许乱搞
			//fmt.Println(isAuth)
			//fmt.Println(user)
			//DebugPrintJson(data)
			var jsondata From_purchase_addorder
			if err := mapstructure.Decode(data, &jsondata); err == nil {

				//jsonStr, _ := json.MarshalIndent(jsondata, "", "  ")
				//fmt.Println("转换后数据:\n", string(jsonStr))

				//数据比较混乱 在这里校验

				//判断标题不为空
				is_data_ok := true
				if jsondata.Title == "" {
					is_data_ok = false
				}

				//判断数量与价格是否为负数
				for i := 0; i < len(jsondata.Costs); i++ {
					if jsondata.Costs[i].Cost <= 0 {
						is_data_ok = false
					}
					if jsondata.Costs[i].Int <= 0 {
						is_data_ok = false
					}
				}

				//判断图片是否为哈希值
				for i := 0; i < len(jsondata.Photos); i++ {
					//判断字符串是否包含标点符号
					if models.IsContainsSpecialChar(jsondata.Photos[i]) {
						is_data_ok = false
						fmt.Println("err4")
					}

				}

				//判断时间字符串是否合法
				// uptime, e := models.StringToTimePtr(jsondata.UpdateTime)
				// if e != nil {
				// 	is_data_ok = false
				// 	fmt.Println("err5")
				// }

				if is_data_ok {
					//校验通过
					//载入数据库

					//fmt.Println("yes")

					//photos, _ := json.Marshal(jsondata.Photos) //把图片数组转换成字符串
					new_data := TabPurchaseOrder{
						UserID: user.ID,
						Title:  jsondata.Title,
						Remark: jsondata.Remark,
						Link:   jsondata.Link,
						Styles: jsondata.Styles,
					}
					models.DB.Create(&new_data)

					for i := 0; i < len(jsondata.Costs); i++ {
						new_cost_data := TabPurchaseCosts{
							Price:    jsondata.Costs[i].Cost,
							Quantity: jsondata.Costs[i].Int,
							UserID:   user.ID,
							OrderID:  new_data.ID,
						}
						models.DB.Create(&new_cost_data)
					}

					//绑定文件
					for i := 0; i < len(jsondata.Photos); i++ {
						findFile := models.TabFileInfo_{
							Sha256: jsondata.Photos[i],
							Type:   "image",
						}
						if models.DB.Where(&findFile).First(&findFile).Error == nil {
							bind := TabPurchaseFileBind{
								OrderID: new_data.ID,
								FileID:  findFile.ID,
							}
							models.DB.Create(&bind)
						}

					}
					newContent, _ := json.Marshal(jsondata) // 👈 转 JSON
					tosqllog := TabPurchaseLog{
						UserID:     user.ID,
						OrderID:    new_data.ID,
						ActionType: "create",
						NewContent: string(newContent), // 👈 直接赋值
						OldContent: "",
						IP:         ctx.ClientIP(),
					}
					models.DB.Debug().Create(&tosqllog)

					ReturnJson(ctx, "apiOK", nil)

				} else {
					ReturnJson(ctx, "jsonErr_1", nil)
				}

			} else {
				ReturnJson(ctx, "jsonErr", nil)
			}

		} else {
			ReturnJson(ctx, "userCookieError", nil)
		}

		//ReturnJson(ctx, "apiErr", nil)
	})

}