Files
old-spike/server/models/house.js
2016-02-21 19:32:16 -06:00

94 lines
2.9 KiB
JavaScript

import moment from 'moment-timezone';
import DB from "./../config/database";
const NAME = 'House';
/**
* Sequelize Definition
*/
var House = DB.sequelize.define(NAME, {
id: {
type: DB.Sequelize.INTEGER,
primaryKey: true,
autoIncrement: true // Automatically gets converted to SERIAL for postgres
},
timezone: DB.Sequelize.STRING,
name: DB.Sequelize.STRING,
data_until: {
type: DB.Sequelize.INTEGER,
},
data_from: {
type: DB.Sequelize.INTEGER,
}
}, {
paranoid: true,
underscored: true,
tableName: "houses",
instanceMethods: {
productionMultiplier: function(timestamp){
var house = this,
minute = moment.tz(timestamp, house.timezone).hour() * 60 + moment.tz(timestamp, house.timezone).minute(),
multiplier = 0;
if (minute > 420 && minute < 1140){
multiplier = 1 - Math.abs(780 - minute) / 360;
}
return multiplier;
},
unixToLocalDay: function(unix){
var house = this;
return moment.tz(unix * 1000, house.timezone).startOf('day').unix();
},
aggregatePowerToEnergyData: function(){
var house = this;
return DB.EnergyDatum.destroy({where: {house_id: house.id}})
.then(()=>{
return DB.PowerDatum.count({where: {house_id: house.id}})
})
.then((count)=>{
var limit = 0,
energy_data = new Map(),
promises = [];
while (limit < count){
let complete = DB.PowerDatum.findAll({where: {house_id: house.id}, limit: 1000, offset: limit, order: 'id ASC'})
.then((power_data)=>{
power_data.forEach((power_datum)=>{
var day = house.unixToLocalDay(power_datum.time),
energy_datum = energy_data.get(day) || {production: 0, consumption: 0, day: day, house_id: house.id};
energy_datum.production += power_datum.production / 1000; // convert Wh to kWh
energy_datum.consumption += power_datum.consumption / 1000; // convert Wh to kWh
energy_data.set(day, energy_datum);
});
});
promises.push(complete);
limit += 1000;
}
return Promise.all(promises).then(()=>{
return DB.EnergyDatum.bulkCreate(Array.from(energy_data.values()), {validate: true});
});
})
.then(()=>{
return house.getPowerData({order: 'time DESC', limit: 1});
})
.then((max_data)=>{
house.data_until = max_data[0].time;
return house.getPowerData({order: 'time ASC', limit: 1});
}).then((min_data)=>{
house.data_from = min_data[0].time;
return house.save();
});
}
},
classMethods: {
set: ()=>{
House.associate();
},
associate: ()=>{
House.hasMany(DB.PowerDatum, {as: 'PowerData'});
}
}
});
House.NAME = NAME;
module.exports = House;