@octopan/telegram-green-house/bot/chart.js

Monitor & control green-house with Telegram & Raspberry Pi

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Chart = void 0;
const databaseController_1 = require("../databaseController");
const moment = require("moment");
const fs = require("fs");
const webshot = require("webshot");
const resources = require("../resources");
const gettext_1 = require("../gettext");
class Chart {
    initializeMenu(addKeyboardItem) {
        addKeyboardItem({ id: 'chart', button: `〽️ ${gettext_1.gettext('Chart')}`, regex: new RegExp(gettext_1.gettext('Chart')), row: 0, isEnabled: true });
    }
    initialize(context) {
        context.configureAnswerFor('chart', (ctx) => {
            let statusMessageId = null;
            context.botApp.telegram.sendMessage(ctx.chat.id, `⏳ ${gettext_1.gettext('Creating chart...')}`)
                .then(result => result.message_id)
                .then(messageId => {
                statusMessageId = messageId;
                return databaseController_1.databaseController.run((db) => __awaiter(this, void 0, void 0, function* () {
                    const filterDate = new Date().getTime() - 1000 * 60 * 60 * 24;
                    return yield db.collection('data').find({ date: { $gt: new Date(filterDate) } }).toArray();
                }))
                    .then((sensorData) => {
                    return new Promise((resolve, reject) => {
                        const fileName = 'chart.png';
                        const address = resources.getFilePath('chart.html');
                        const maxNumberOfPoints = 15;
                        let step = Math.trunc(sensorData.length / maxNumberOfPoints);
                        if (step == 0) {
                            step = 1; // minimal step
                        }
                        let temperatureData = [];
                        let dates = [];
                        let i = 0;
                        while (i < sensorData.length) {
                            let sensor = sensorData[i];
                            temperatureData.push(sensor.temperature.toFixed(1));
                            let momentDate = moment(sensor.date);
                            dates.push(`"${momentDate.format('DD')}/${momentDate.format('H:mm')}"`);
                            i += step;
                        }
                        let datesString = `labels: [${dates.join(',')}],`;
                        let dataString = `data: [${temperatureData.join(',')}],`;
                        fs.readFile(address, 'utf8', (err, data) => {
                            if (err) {
                                reject(err);
                            }
                            else {
                                data = data.replace(/\/\/ LabelsStart(.|\n|\r)*LabelsEnd/, datesString);
                                data = data.replace(/\/\/ DataStart(.|\n|\r)*DataEnd/, dataString);
                                data = data.replace(/\/\/label\/\//, gettext_1.gettext('Temperature (°C on day/hour:minute)'));
                                webshot(data, fileName, { siteType: 'html', renderDelay: 500, shotSize: { width: 1050, height: 550 } }, err => {
                                    if (err) {
                                        reject(err);
                                    }
                                    else {
                                        ctx.replyWithPhoto({ source: fileName })
                                            .then(() => resolve(), reason => reject(reason));
                                    }
                                });
                            }
                        });
                    });
                });
            })
                .then(() => {
                context.botApp.telegram.deleteMessage(ctx.chat.id, statusMessageId);
            });
        });
    }
}
exports.Chart = Chart;
//# sourceMappingURL=chart.js.map