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- package Device
- import (
- "Yunlot/conf"
- "Yunlot/lib"
- "Yunlot/logs"
- "Yunlot/models"
- "context"
- "encoding/json"
- "fmt"
- "github.com/astaxie/beego/cache"
- _ "github.com/astaxie/beego/cache/redis"
- _ "github.com/go-sql-driver/mysql"
- "go.mongodb.org/mongo-driver/bson"
- "go.mongodb.org/mongo-driver/mongo"
- "go.mongodb.org/mongo-driver/mongo/options"
- "strconv"
- "time"
- )
- // 模板
- type DeviceData_R struct {
- T_tab string `orm:"size(256);index" json:"T_Rtab"` //转发 TAB 标识 拼接:AAAA.BBBB. 对象后面加点
- T_type int `orm:"size(200);default(4)"` // 数据类型 (1,'bool'),(2,'int'),(3,'float'),(4,'str'),(5,'time'),(7,'u8'[模式图片]);
- T_bool bool `orm:"type(text);size(200);"` // 值
- T_int int `orm:"type(text);size(200);null"` // 值
- T_float float64 `orm:"type(text);size(200);null"` // 值
- T_time models.Time `orm:"type(timestamp);null;"` // 采集时间
- CreateTime models.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
- }
- // 表单
- type Device_Form struct {
- T_ProductID string `json:"T_ProductID" form:"T_ProductID"` // Sn
- T_sn string `json:"T_sn" form:"T_sn"` // 标签路径
- T_online int `json:"T_online" form:"T_online"` // 当前页码
- PageIndex int `json:"PageIndex" form:"PageIndex"` // 当前页码
- PageSize int `json:"PageSize" form:"PageSize"` // 每页文档数量
- }
- // 表单
- type DeviceData_Form struct {
- T_sn string `json:"T_sn" form:"T_sn"` // Sn
- T_jointTab string `json:"T_jointTab" form:"T_jointTab"` // 标签路径
- T_jsonFind string `json:"T_jsonFind" form:"T_jsonFind"` // 条件
- T_jsonSort string `json:"T_jsonSort" form:"T_jsonSort"` // 排序
- PageIndex int `json:"PageIndex" form:"PageIndex"` // 当前页码
- PageSize int `json:"PageSize" form:"PageSize"` // 每页文档数量
- }
- var redis_DeviceData cache.Cache
- var Mongodb_client *mongo.Client
- var Mongodb_DB *mongo.Database
- func init() {
- credential := options.Credential{
- //AuthSource: conf.Mongodb_DB,
- Username: conf.Mongodb_Username,
- Password: conf.Mongodb_Password,
- }
- ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
- defer cancel()
- var err error
- Mongodb_client, err = mongo.Connect(ctx, options.Client().ApplyURI(conf.Mongodb_Url).SetAuth(credential).SetMaxPoolSize(200))
- if err != nil {
- logs.PrintlnError("Mongodb 连接错误!", err)
- panic(any(err))
- }
- Mongodb_DB = Mongodb_client.Database(conf.Mongodb_DB)
- config := fmt.Sprintf(`{"key":"%s","conn":"%s","dbNum":"%s","password":"%s"}`,
- "redis_DeviceData", conf.Redis_address, conf.Redis_dbNum, conf.Redis_password)
- logs.Println(config)
- redis_DeviceData, err = cache.NewCache("redis", config)
- if err != nil || redis_DeviceData == nil {
- errMsg := "failed to init redis"
- logs.Println(errMsg, err)
- }
- }
- // ---------------- Redis -------------------
- // Redis_Set(m.T_sn,m) // Redis 更新缓存
- func RedisDeviceData_Set(T_sn string, T_id int, r DeviceData_R) (err error) {
- key := T_sn + "|" + strconv.Itoa(T_id)
- if redis_DeviceData.IsExist(key) {
- var t DeviceData_R
- v := redis_DeviceData.Get(key)
- json.Unmarshal(v.([]byte), &t)
- // 防止时间溢出
- if time.Now().Unix() <= r.T_time.Unix() {
- r.T_time.NowDbTime()
- }
- // 提前最新数据
- if t.T_time.Unix() > r.T_time.Unix() {
- // 储存的 是最新数据
- return
- }
- }
- //json序列化
- str, err := json.Marshal(r)
- if err != nil {
- logs.PrintlnError("RedisDeviceData_Set", err)
- return
- }
- err = redis_DeviceData.Put(key, str, 1*time.Hour)
- if err != nil {
- logs.Println("set key:", key, ",value:", str, err)
- }
- return
- }
- func RedisDeviceData_Get(key string) (r DeviceData_R, is bool) {
- if redis_DeviceData.IsExist(key) {
- v := redis_DeviceData.Get(key)
- json.Unmarshal(v.([]byte), &r)
- return r, true
- }
- return DeviceData_R{}, false
- }
- // ----------------
- func Data_Add(JointTab string, bson_r *bson.M) {
- logs.Println("JointTab:", JointTab, *bson_r)
- collection := Mongodb_DB.Collection(JointTab)
- _, err := collection.InsertOne(context.TODO(), bson_r)
- if err != nil {
- panic(any(err))
- }
- }
- // db.getCollection("2023445039284316_params_varData").find({ $and : [{"name" : "TempSet"}, {"value" : "26"}] }).limit(1000).skip(0)
- // ----------------
- func Data_Read(JointTab string, bson_r *bson.M) {
- logs.Println("JointTab:", JointTab, *bson_r)
- collection := Mongodb_DB.Collection(JointTab)
- _, err := collection.InsertOne(context.TODO(), bson_r)
- if err != nil {
- panic(any(err))
- }
- }
- /*
- ----------------
- // 数据列表
- JointTab:2023445039284316_params.varData
- // 条件 jsonFind := `{"$or":[{"name":"TempSet"},{"value":"26"}]}`
- // 排序 jsonSort := `{"value": 1}`
- // 当前页码 page := 2
- // 每页文档数量 pageSize := 2
- */
- func Data_List(JointTab, jsonFind, jsonSort string, page, pageSize int) lib.JSONS {
- var err error
- // 初始化 Mongodb_DB
- collection := Mongodb_DB.Collection(JointTab)
- if page < 1 {
- page = 1
- }
- // 限制 过小、过大
- if pageSize < 1 || pageSize > 9999 {
- page = 10
- }
- // 分页
- options := options.Find().SetSkip(int64((page - 1) * pageSize)).SetLimit(int64(pageSize))
- // 排序
- if len(jsonSort) != 0 {
- // 解码JSON
- var jsonSortMap map[string]interface{}
- err = json.Unmarshal([]byte(jsonSort), &jsonSortMap)
- if err != nil {
- logs.PrintlnError("解码JSON 错误", err)
- return lib.JSONS{Code: lib.Error, Msg: "排序 解码JSON 错误!"}
- }
- options = options.SetSort(bson.M(jsonSortMap))
- }
- // 条件
- jsonFind_M := bson.M{}
- if len(jsonFind) != 0 {
- // 解码JSON
- var jsonFindMap map[string]interface{}
- err = json.Unmarshal([]byte(jsonFind), &jsonFindMap)
- if err != nil {
- logs.PrintlnError("解码JSON 错误", err)
- return lib.JSONS{Code: lib.Error, Msg: "条件 解码JSON 错误!"}
- }
- jsonFind_M = jsonFindMap
- }
- cursor, err := collection.Find(context.Background(), jsonFind_M, options)
- if err != nil {
- logs.PrintlnError("Find 错误", err)
- return lib.JSONS{Code: lib.Error, Msg: "Find 错误!"}
- }
- defer cursor.Close(context.Background())
- var results []bson.M
- if err = cursor.All(context.Background(), &results); err != nil {
- logs.PrintlnError("cursor.All 错误", err)
- return lib.JSONS{Code: lib.Error, Msg: "cursor.All 错误!"}
- }
- // 执行计数操作
- count, err := collection.CountDocuments(context.Background(), jsonFind_M)
- if err != nil {
- logs.PrintlnError("Count 错误", err)
- return lib.JSONS{Code: lib.Error, Msg: "Count 错误!"}
- }
- return lib.JSONS{
- Code: lib.Success,
- Msg: "ok!",
- List: results,
- Total: int16(count),
- PageIndex: page,
- PageSize: pageSize,
- }
- }
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