mirror of
https://github.com/mgerb/mywebsite
synced 2026-01-10 09:52:51 +00:00
150 lines
3.3 KiB
Go
150 lines
3.3 KiB
Go
package raw_sensor
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import (
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"encoding/json"
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"errors"
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"github.com/mgerb42/mywebsite/db"
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"gopkg.in/mgo.v2/bson"
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"log"
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"time"
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)
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const (
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collection = "temperatures"
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)
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type Data struct {
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ID bson.ObjectId `bson:"_id,omitempty"`
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Temperature float64 `json:"temperature" bson:"temperature"`
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Location string `json:"location" bson:"location"`
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Updated time.Time `json:"updated" bson:"updated"`
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}
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//convert struct to json string
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func (s *Data) toJson() string {
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b, err := json.MarshalIndent(s, "", " ")
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if err != nil {
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log.Println(err.Error)
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}
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return string(b)
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}
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func (s *Data) StoreData() error {
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if db.Mongo.Connected() {
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log.Println("Inserting data into " + collection)
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session := db.Mongo.Session.Copy()
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defer session.Close()
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c := session.DB(db.Mongo.Info.Database).C(collection)
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// Insert Datas
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err := c.Insert(s)
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if err != nil {
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return err
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}
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}
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return nil
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}
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//handle queries for all sensors page
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//********************************************************************************
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type DataStore_AllSensors struct {
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ID string `json:"location" bson:"_id"`
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Temperature float64 `json:"temperature" bson:"temperature"`
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Updated time.Time `json:"updated" bson:"updated"`
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}
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func GetAllSensors() ([]DataStore_AllSensors, error) {
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s := []DataStore_AllSensors{}
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if db.Mongo.Connected() == true {
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session := db.Mongo.Session.Copy()
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defer session.Close()
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c := session.DB(db.Mongo.Info.Database).C(collection)
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err := c.Pipe([]bson.M{{"$group": bson.M{"_id": "$location", "temperature": bson.M{"$last": "$temperature"},
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"updated": bson.M{"$last": "$updated"}}},
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bson.M{"$sort": bson.M{"_id": 1}}}).All(&s)
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if err != nil {
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return s, nil
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}
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return s, nil
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} else {
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return s, errors.New("Query failed")
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}
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}
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//********************************************************************************
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//get sensor information by location
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//********************************************************************************
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type DataStore_SensorByLocation struct {
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Id sensorByLocation `json:"_id" bson:"_id"`
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}
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type sensorByLocation struct {
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Year int `json:"year" bson:"year"`
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Month int `json:"month" bson:"month"`
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Location string `json:"location" bson:"location"`
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}
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/*
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func GetSensorInfoByLocation(sensor_location string) ([]DataStore_SensorByLocation, error) {
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s := []DataStore_SensorByLocation{}
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if db.Mongo.Connected() == true {
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session := db.Mongo.Session.Copy()
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defer session.Close()
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c := session.DB(db.Mongo.Info.Database).C(collection)
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err := c.Pipe([]bson.M{{"$project": bson.M{"location": "$location", "year": bson.M{"$year": "$updated"}, "month": bson.M{"$month": "$updated"}}},
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bson.M{"$match": bson.M{"location": sensor_location}},
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bson.M{"$group": bson.M{"_id": bson.M{"year": "$year", "month": "$month", "location": "$location"}}},
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bson.M{"$sort": bson.M{"_id.year": -1, "_id.month": -1}}}).All(&s)
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if err != nil {
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log.Println(err)
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return s, nil
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}
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return s, nil
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} else {
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return s, errors.New("Query failed")
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}
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}
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*/
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//********************************************************************************
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/*************************
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testStore := model.SensorData{
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ID: bson.NewObjectId(),
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Temperature: 34.2,
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Humidity: 33.22,
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Location: "Grand Meadow",
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Updated: time.Now(),
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}
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**************************/
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