frontend/smart-hut/src/components/dashboard/devices/SmartPlug.js

/**
 A smart plug is a plug that has a boolean internal state, i.e., that can be turned on or off, either with the
 SmartHut interface or by a switch.
 The smart plug also stores the total energy consumed while the plug is active, in terms of kilowatt-hours 2(kWh) .
 The user can reset this value.
 **/
import React, {Component} from 'react';
import {StyledDiv} from "./styleComponents";
import Settings from "./DeviceSettings";
import {Image} from "semantic-ui-react";
import {energyConsumedStyle, imageStyle, nameStyle} from "./SmartPlugStyle";
import { call } from '../../../client_server';

export default class SmartPlug extends Component {
    constructor(props){
        super(props);
        this.state = {
            turnedOn: false,
            energyConsumed : 0 // kWh
        };
        this.iconOn = "/img/smart-plug.svg";
        this.iconOff = "/img/smart-plug-off.svg"
    }

    onClickDevice = () => {
        this.props.device.on = !this.state.turnedOn;
        call.deviceUpdate(this.props.device, 'smartPlug')
        .then(res => {
            if (res.status === 200 ){
                this.setState((prevState) => ({turnedOn: !prevState.turnedOn}));
            }
        })
    };

    getIcon = () => {
        if(this.state.turnedOn){
            return this.iconOn;
        }
        return this.iconOff;
    };

    componentDidMount() {
        this.setState({
            turnedOn : this.props.device.on,
            energyConsumed : this.props.device.totalConsumption
        })
    }

    render(){
        return (
            <StyledDiv onClick={this.props.edit.mode ? () => {} : this.onClickDevice}>
                <Settings
                    deviceId={this.props.device.id}
                    edit={this.props.edit}
                    onChangeData={(id, newSettings) => this.props.onChangeData(id, newSettings)}/>
                <Image src={this.getIcon()} style={imageStyle}/>
                <h4 style={energyConsumedStyle}>{this.state.energyConsumed} KWh</h4>
                <h5 style={nameStyle}>{this.props.device.name}</h5>
            </StyledDiv>
        )
    }
}