package dao

import (
	"server/global"
)

type StorageArea struct {
	global.GVA_MODEL
	Name             string           `json:"name" form:"name" gorm:"comment:库区名称"`
	Genre            int              `json:"genre" form:"genre" gorm:"comment:库区类型"`
	StorageAreaGenre StorageAreaGenre `json:"storageAreaGenre" form:"storageAreaGenre" gorm:"foreignKey:Genre;references:id;"`
	WarehouseId      int              `json:"warehouseId" form:"warehouseId" gorm:"comment:仓库"`
	Warehouse        Warehouse        `json:"warehouse" form:"warehouse" gorm:"foreignKey:WarehouseId;references:id;"`
	IsEffective      bool             `json:"isEffective" form:"isEffective" gorm:"comment:是否有效;default:0"`
}

func (StorageArea) TableName() string {
	return "storage_area"
}

func QueryAllStorageArea() (storageAreas []StorageArea, err error) {
	err = global.GVA_DB.Where("is_effective = true").Preload("StorageAreaGenre").Find(&storageAreas).Error
	return storageAreas, err
}

func QueryStorageAreaList(limit, offset, genre, warehouseId int, name string) (storageAreas []StorageArea, total int64, err error) {
	// 创建db
	db := global.GVA_DB.Model(&StorageArea{})
	// 如果有条件搜索 下方会自动创建搜索语句
	if genre != 0 {
		db = db.Where("genre = ?", genre)
	}
	if warehouseId != 0 {
		db = db.Where("warehouse_id = ?", warehouseId)
	}
	if name != "" {
		db = db.Where("name LIKE?", "%"+name+"%")
	}

	err = db.Count(&total).Error
	if err != nil {
		return
	}
	err = db.Order("id desc").Limit(limit).Offset(offset).Preload("Warehouse").Preload("StorageAreaGenre").Find(&storageAreas).Error
	return storageAreas, total, err
}

func (sa StorageArea) CreateStorageArea() error {
	return global.GVA_DB.Create(&sa).Error
}

func (sa StorageArea) UpdateStorageArea() error {
	return global.GVA_DB.Where("id = ?", sa.ID).Updates(&sa).Error
}

func (sa StorageArea) SwitchStorageArea() error {
	return global.GVA_DB.Select("is_effective").Where("id = ?", sa.ID).Updates(&sa).Error
}

func (sa StorageArea) DeleteStorageArea() error {
	return global.GVA_DB.Unscoped().Delete(&sa).Error
}