package busmodels

import (
	"device-manage/app/admin/models"
	orm "device-manage/common/global"
	"errors"
	"fmt"
	"strconv"
	"time"
)

//ServerIp mqtt server ip地址, 因为设备可能会在多个mqtt 服务切换, 保存最近一次的mqtt ip
//LastTime 最后在线时间, 每次设备报上报, lasttime都会更新, 是最后在线时间,也是当前设备在线时间.
type BusDevice struct {
	DeviceId     int       `json:"deviceId" gorm:"primary_key;AUTO_INCREMENT"`
	DeviceName   string    `json:"deviceName" gorm:"size:128;"`
	DeviceSn     string    `json:"deviceSn" gorm:"size:128; unique; not null"`
	DeviceType   string    `json:"deviceType" gorm:"size:128;"`
	GroupId      int       `json:"groupId"`
	Gps          string    `json:"gps" gorm:"size:128;"`
	DeviceIp     string    `json:"deviceIp" gorm:"size:32;"`
	ServerIp     string    `json:"serverIp" gorm:"size:32;"`
	Remark       string    `json:"remark" gorm:"size:255;"`
	Status       int       `json:"status"`
	Nettype      int       `json:"nettype"`
	LastTime     time.Time `json:"lastTime"`
	OnlineTime   string    `json:"onlineTime" gorm:"size:128;"`
	TotallTime   string    `json:"totallTime" gorm:"size:255;"`
	IsRegister   int       `json:"isRegister"`
	RegisterTime time.Time `json:"registerTime"`
	CreateBy     string    `json:"createBy" gorm:"size:128;"`
	UpdateBy     string    `json:"updateBy" gorm:"size:128;"`
	BaseModel
	BusAppDeviceBind BusAppDeviceBind `gorm:"foreignKey:DeviceId;references:DeviceId"`
	BusDeviceLog     BusDeviceLog     `gorm:"foreignKey:DeviceSn;references:DeviceSn"`
}

type DeviceInfo struct {
	BusDevice
	GroupName string `json:"groupName" gorm:"size:128;"`
}

func (BusDevice) TableName() string {
	return "bus_device"
}

type QueryParams struct {
	DeviceName string `json:"deviceName" gorm:"size:128;"`
	DeviceSn   string `json:"deviceSn" gorm:"size:128;"`
	Status     int    `json:"status"`
	PageSize   int    `json:"pageSize"`
	PageIndex  int    `json:"pageIndex"`
	Gids       []int  `json:"gids"`
}

type StaticticsParams struct {
	Gids []int `json:"gids"`
}

type Statictics struct {
	OnlineCount  int `json:"onlineCount"`
	OfflineCount int `json:"offlineCount"`
}

func (e *BusDevice) Get() (DeviceInfo, error) {
	var doc DeviceInfo
	var group BusGroup

	table := orm.Eloquent.Table(e.TableName())
	tableGroup := orm.Eloquent.Table("bus_group")
	if e.DeviceId != 0 {
		table = table.Where("device_id = ?", e.DeviceId)
	}

	if err := table.First(&doc).Error; err != nil {
		return doc, err
	}
	if err := tableGroup.Where("group_id = ?", doc.GroupId).Find(&group).Error; err != nil {
		return doc, err
	} else {
		doc.GroupName = group.GroupName
	}
	fmt.Println(doc.ServerIp)
	return doc, nil
}

func (e *BusDevice) GetDeviceByDeviceSn() (BusDevice, error) {
	var doc BusDevice

	table := orm.Eloquent.Table(e.TableName())
	if e.DeviceId != 0 {
		table = table.Where("device_sn = ?", e.DeviceSn)
	}

	if err := table.First(&doc).Error; err != nil {
		return doc, err
	}
	fmt.Println(doc.ServerIp)
	return doc, nil
}

//根据群组id查询所有的设备
func (e *BusDevice) GetDevices() ([]DeviceInfo, error) {
	var doc []DeviceInfo

	table := orm.Eloquent.Table(e.TableName())
	if e.GroupId != 0 {
		table = table.Where("group_id = ?", e.GroupId)
	}
	if err := table.Find(&doc).Error; err != nil {
		return doc, err
	}
	return doc, nil
}

//查询设备是否已经注册 IsRegister:1 已经注册, IsRegister:0 未注册.
func (e *BusDevice) IsRegist() bool {
	var result bool = true
	var deviceInfo BusDevice
	table := orm.Eloquent.Table(e.TableName())
	if e.DeviceSn != "" {
		table = table.Where("device_sn = ?", e.DeviceSn)
	}
	if err := table.Find(&deviceInfo).Error; err != nil {
		result = false
	}
	if deviceInfo.IsRegister == 0 {
		result = false
	}
	return result
}

//查询设备是否存在, 新设备添加, 已添加才能注册.
func (e *BusDevice) IsExist() bool {
	var result bool = true
	var count int64
	table := orm.Eloquent.Table(e.TableName())
	if e.DeviceSn != "" {
		table = table.Where("device_sn = ?", e.DeviceSn)
	}
	if err := table.Find(&BusDevice{}).Count(&count).Error; err != nil {
		result = false
	}
	if count <= 0 {
		result = false
	}
	return result
}

func (e *BusDevice) GetPage(pageSize int, pageIndex int, gids []int) ([]DeviceInfo, int, error) {
	var doc []DeviceInfo
	table := orm.Eloquent.Table(e.TableName())
	tableUser := orm.Eloquent.Table("sys_user")
	if e.DeviceName != "" {
		table = table.Where("device_name like ?", "%"+e.DeviceName+"%")
	}
	if e.DeviceSn != "" {
		table = table.Where("device_sn like ?", "%"+e.DeviceSn+"%")
	}
	if len(gids) > 0 {
		table = table.Where("group_id in (?)", gids)
	}

	var count int64

	if err := table.Order("device_id desc").Offset((pageIndex - 1) * pageSize).Limit(pageSize).Find(&doc).Offset(-1).Limit(-1).Count(&count).Error; err != nil {
		return nil, 0, err
	}
	for k, v := range doc {
		//fmt.Println(v)
		var group BusGroup
		tableGroup := orm.Eloquent.Table("bus_group")
		user := models.SysUser{}
		id, _ := strconv.Atoi(v.CreateBy)
		if err := tableUser.Where("user_id = ?", id).Find(&user).Error; err == nil {
			doc[k].CreateBy = user.Username
		}
		tableUser := orm.Eloquent.Table("sys_user")
		id, _ = strconv.Atoi(v.UpdateBy)
		if err := tableUser.Where("user_id = ?", id).Find(&user).Error; err == nil {
			doc[k].UpdateBy = user.Username
		}
		if err := tableGroup.Where("group_id  = ?", v.GroupId).Find(&group).Error; err == nil {
			doc[k].GroupName = group.GroupName
		}
	}
	return doc, int(count), nil
}

func (e *BusDevice) GetDeviceStatistics(gids []int) (Statictics, error) {
	var statictics Statictics
	if len(gids) <= 0 {
		return statictics, errors.New("null")
	}
	var onlineCount, offlineCount int64

	if err := orm.Eloquent.Table(e.TableName()).Where("group_id in (?)", gids).Where("status = ?", 1).Find(&[]BusDevice{}).Count(&onlineCount).Error; err != nil {
		return statictics, err
	}
	statictics.OnlineCount = int(onlineCount)
	if err := orm.Eloquent.Table(e.TableName()).Where("group_id in (?)", gids).Where("status = ?", 0).Find(&[]BusDevice{}).Count(&offlineCount).Error; err != nil {
		return statictics, err
	}
	statictics.OfflineCount = int(offlineCount)

	return statictics, nil
}

func (e *BusDevice) GetMonitorPage(pageSize int, pageIndex int, gids []int) ([]DeviceInfo, int, error) {
	var doc []DeviceInfo
	table := orm.Eloquent.Table(e.TableName())
	tableUser := orm.Eloquent.Table("sys_user")
	if e.DeviceName != "" {
		table = table.Where("device_name like ?", "%"+e.DeviceName+"%")
	}
	if e.DeviceSn != "" {
		table = table.Where("device_sn like ?", "%"+e.DeviceSn+"%")
	}
	if len(gids) > 0 {
		table = table.Where("group_id in (?)", gids)
	}
	//status 0 离线设备, status 1 在线设备. status x 其他设备.
	fmt.Println("status", e.Status)
	if e.Status == 0 || e.Status == 1 {
		table = table.Where("status = ?", e.Status)
	}

	if e.IsRegister > 0 {
		table = table.Where("is_register = ?", e.IsRegister)
	}

	var count int64

	if err := table.Order("device_id desc").Offset((pageIndex - 1) * pageSize).Limit(pageSize).Find(&doc).Offset(-1).Limit(-1).Count(&count).Error; err != nil {
		return nil, 0, err
	}
	for k, v := range doc {
		fmt.Println(v)
		var group BusGroup
		tableGroup := orm.Eloquent.Table("bus_group")
		user := models.SysUser{}
		id, _ := strconv.Atoi(v.CreateBy)
		if err := tableUser.Where("user_id = ?", id).Find(&user).Error; err == nil {
			doc[k].CreateBy = user.Username
		}
		tableUser := orm.Eloquent.Table("sys_user")
		id, _ = strconv.Atoi(v.UpdateBy)
		if err := tableUser.Where("user_id = ?", id).Find(&user).Error; err == nil {
			doc[k].UpdateBy = user.Username
		}
		if err := tableGroup.Where("group_id  = ?", v.GroupId).Find(&group).Error; err == nil {
			doc[k].GroupName = group.GroupName
		}
	}
	return doc, int(count), nil
}

func (e *BusDevice) GetOnlineDevices() (devs []BusDevice, err error) {
	if err = orm.Eloquent.Table(e.TableName()).Where("status  = ?", 1).Find(&devs).Error; err != nil {
		fmt.Println(err)
	}
	return devs, err
}

func (e *BusDevice) Insert() (id int, err error) {
	// check 用户名
	var count int64
	orm.Eloquent.Table(e.TableName()).Where("device_sn = ?", e.DeviceSn).Count(&count)
	if count > 0 {
		err = errors.New("device 已存在！")
		return
	}

	//添加数据
	if err = orm.Eloquent.Table(e.TableName()).Create(&e).Error; err != nil {
		return
	}
	id = e.DeviceId
	return
}

func (e *BusDevice) Update(id int) (update BusDevice, err error) {
	if err = orm.Eloquent.Table(e.TableName()).First(&update, id).Error; err != nil {
		return
	}
	//参数1:是要修改的数据
	//参数2:是修改的数据
	//fmt.Println("new data:", e)
	//fmt.Println("old data:", update)
	if err = orm.Eloquent.Table(e.TableName()).Model(&update).Updates(&e).Error; err != nil {
		return
	}
	return
}

//gorm int类型字段 默认值是0,通过struct更新, 不能直接更新为0.通过map可以将int字段更新为0值
func (e *BusDevice) UpdateByMap(id int) (update BusDevice, err error) {
	if err = orm.Eloquent.Table(e.TableName()).First(&update, id).Error; err != nil {
		return
	}
	//参数1:是要修改的数据
	//参数2:是修改的数据
	fmt.Println("new data:", e)
	fmt.Println("old data:", update)
	if err = orm.Eloquent.Table(e.TableName()).Model(&update).Updates(map[string]interface{}{"status": e.Status, "online_time": e.OnlineTime, "nettype": e.Nettype}).Error; err != nil {
		return
	}
	return
}

//delelte log
func (e *BusDevice) Delete(id int) (success bool, err error) {
	if err = orm.Eloquent.Table(e.TableName()).Where("device_id = ?", id).Delete(&BusDevice{}).Error; err != nil {
		success = false
		return
	}
	success = true
	return
}

func (e *BusDevice) BatchDelete(id []int) (Result bool, err error) {
	if err = orm.Eloquent.Table(e.TableName()).Where("device_id in (?)", id).Delete(&BusDevice{}).Error; err != nil {
		return
	}
	Result = true
	return
}