Cold_Api/models/Device/DeviceClass.go

package Device

import (
	"Cold_Api/conf"
	"Cold_Api/models/Admin"

	"encoding/json"
	"fmt"
	"github.com/astaxie/beego/cache"
	_ "github.com/astaxie/beego/cache/redis"
	"github.com/beego/beego/v2/adapter/orm"
	_ "github.com/go-sql-driver/mysql"
	"strconv"
	"time"
)

type DeviceClass struct {
	Id     int    `orm:"column(ID);size(11);auto;pk"`
	T_uuid string `orm:"size(256);null"` //
	T_name string `orm:"size(256);null"` // 分类

	T_Notice_wx      string `orm:"type(text);null"` //w微信公众号  appid/名字|
	T_Notice_wx2     string `orm:"type(text);null"` //w微信公众号  appid/名字|
	T_Notice_phone   string `orm:"type(text);null"` //p手机  1111111|
	T_Notice_message string `orm:"type(text);null"` //m短信   1111111|
	T_Notice_mailbox string `orm:"type(text);null"` //e邮箱    1111111|

	T_Notice_mechanism string `orm:"type(text);null"` // 报警机制
	// 湿度超下限预警,处理,w启用,数量,上限,~|
	// 湿度超下限预警,0,0,0,0,0,0,0,0,0,0,0,0|

	T_State    int       `orm:"size(2);1"`                                             // 0 删除   1 正常
	CreateTime time.Time `orm:"column(create_time);type(timestamp);null;auto_now_add"` //auto_now_add 第一次保存时才设置时间
	UpdateTime time.Time `orm:"column(update_time);type(timestamp);null;auto_now"`     //auto_now 每次 model 保存时都会对时间自动更新
}

func (t *DeviceClass) TableName() string {
	return "DeviceClass" // 数据库名称   // ************** 替换 DesignClass **************
}

var redisCache_DeviceClass cache.Cache

func init() {
	//注册模型
	orm.RegisterModel(new(DeviceClass))

	config := fmt.Sprintf(`{"key":"%s","conn":"%s","dbNum":"%s","password":"%s"}`,
		"redis_DeviceClass", conf.Redis_address, conf.Redis_dbNum, conf.Redis_password)
	fmt.Println(config)
	var err error
	redisCache_DeviceClass, err = cache.NewCache("redis", config)
	if err != nil || redisCache_DeviceClass == nil {
		errMsg := "failed to init redis"
		fmt.Println(errMsg, err)
		panic(errMsg)
	}

}

//Redis_Set(m.T_sn,m) // Redis 更新缓存
func Redis_DeviceClass_Set(r DeviceClass) (err error) {
	key := strconv.Itoa(r.Id)

	//json序列化
	str, err := json.Marshal(r)
	if err != nil {
		fmt.Print(err)
		return
	}

	err = redisCache_DeviceClass.Put(key, str, 2*time.Hour)
	if err != nil {
		fmt.Println("set key:", key, ",value:", str, err)
	}
	return
}

//if r,is :=Redis_Get(T_sn);is{
//return r,nil
//}
func Redis_DeviceClass_Get(key string) (DeviceClass, bool) {
	println("找到key:", key)
	if redisCache_DeviceClass.IsExist(key) {
		//println("找到key:",key)
		v := redisCache_DeviceClass.Get(key)
		var r DeviceClass
		json.Unmarshal(v.([]byte), &r)

		return r, true
	}

	return DeviceClass{}, false
}
func Redis_DeviceClass_DelK(key string) (err error) {
	err = redisCache_DeviceClass.Delete(key)
	return
}

// ---------------- 特殊方法 -------------------

// 获取 ById
func Read_Class_ById(id int) (r DeviceClass, err error) {
	key := strconv.Itoa(id)
	if r, is := Redis_DeviceClass_Get(key); is {
		//println("Redis_Get  OK")
		return r, nil
	}

	o := orm.NewOrm()
	r = DeviceClass{Id: id}
	err = o.Read(&r) // o.Read(&r,"Tokey") 如果不是 主键 就得指定字段名
	if err != nil {
		fmt.Println(err)
		return r, err
	}

	Redis_DeviceClass_Set(r)
	return r, err
}

// 添加
func Add_Class(m DeviceClass) (id int64, err error) {
	o := orm.NewOrm()
	id, err = o.Insert(&m)
	if err != nil {
		fmt.Println(err)
	}
	Redis_DeviceClass_Set(m)
	return
}

// 修改
func Update_Class_ById(m DeviceClass) (err error) {
	o := orm.NewOrm()
	v := DeviceClass{Id: m.Id}
	// ascertain id exists in the database
	if err = o.Read(&v); err == nil {
		var num int64
		if num, err = o.Update(&m, "T_name", "T_Notice_wx", "T_Notice_wx2", "T_Notice_phone", "T_Notice_message", "T_Notice_mailbox", "T_Notice_mechanism"); err == nil {
			fmt.Println("Number of records updated in database:", num)
		}
	}
	Redis_DeviceClass_Set(m)
	return
}

// 删除
func Delete_Class_ById(id int) DeviceClass {
	o := orm.NewOrm()
	v := DeviceClass{Id: id}
	// ascertain id exists in the database
	if err := o.Read(&v); err == nil {
		var num int64
		v.T_State = 0
		if num, err = o.Update(&v, "T_State"); err == nil {
			fmt.Println("Number of records updated in database:", num)
		}
		key := strconv.Itoa(v.Id)
		Redis_DeviceClass_DelK(key)
	}
	return v
}

// 删除
func Delete_Class_ByUuid_All(user_ Admin.Admin) {
	o := orm.NewOrm()
	qs := o.QueryTable(new(DeviceClass))

	var r []DeviceClass
	qs.Filter("T_State", 1).All(&r)
	for _, v := range r {
		v.T_State = 0
		o.Update(&v, "T_State")
	}

}

// 获取全部
func Read_Class_All_1() (r []DeviceClass) {
	o := orm.NewOrm()
	qs := o.QueryTable(new(DeviceClass))
	qs.Filter("T_State", 1).All(&r)
	return r
}

// 获取列表
func Read_DeviceClass_ALL_1(T_uuid string, page int, T_name string) (r []DeviceClass, cnt int64) {

	o := orm.NewOrm()
	// 也可以直接使用 Model 结构体作为表名

	qs := o.QueryTable(new(DeviceClass))
	var offset int64
	if page <= 1 {
		offset = 0
	} else {
		offset = int64((page - 1) * conf.Page_size)
	}

	qs.Limit(conf.Page_size, offset).Filter("T_uuid", T_uuid).Filter("T_name__icontains", T_name).OrderBy("-Id").Filter("T_State", 1).All(&r)
	cnt, _ = qs.Filter("T_uuid", T_uuid).Filter("T_name__icontains", T_name).Filter("T_State", 1).Count()

	return r, cnt
}

// 获取列表
func Read_DeviceClass_ALL_T_uuid_1(T_uuid string) (r []DeviceClass) {

	o := orm.NewOrm()
	// 也可以直接使用 Model 结构体作为表名

	qs := o.QueryTable(new(DeviceClass))

	qs.Filter("T_uuid", T_uuid).OrderBy("-Id").Filter("T_State", 1).All(&r)

	return r
}