weather-api

submissions/eoneoff/package.json

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+{
+  "name": "eoneoff",
+  "version": "1.0.0",
+  "description": "kottans nodejs",
+  "main": "''",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/eoneoff/nodejs-2019-homeworks.git"
+  },
+  "author": "eoneoff",
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/eoneoff/nodejs-2019-homeworks/issues"
+  },
+  "homepage": "https://github.com/eoneoff/nodejs-2019-homeworks#readme",
+  "devDependencies": {
+    "semistandard": "^14.2.0"
+  }
+}

submissions/eoneoff/weather-api/getWeather.js

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+'use strict';
+
+const axios = require('axios');
+
+const weather = axios.create({
+  baseURL: 'http://api.openweathermap.org/data/2.5/',
+  params: {
+    APPID: 'c4ad7974f3977f8f388a60b5c0267caa'
+  }
+});
+
+module.exports.getWeather = async function (mode, location, units) {
+  const data = (await weather.get(mode, {
+    params: {
+      q: location,
+      units: units
+    }
+  })).data;
+  const wData = [];
+  if (mode === 'weather') {
+    wData.push(makeWeatherData(data, data.name));
+  } else {
+    for (const day of data.list) {
+      wData.push(makeWeatherData(day, data.city.name));
+    }
+  }
+  return wData;
+};
+
+function makeWeatherData (data, name) {
+  const day = {
+    icon: '_' + data.weather[0].icon,
+    city: name,
+    date: new Date(data.dt * 1000),
+    description: data.weather[0].description,
+    temp: data.main.temp,
+    maxTemp: data.main.temp_max,
+    minTemp: data.main.temp_min,
+    wind: {
+      deg: data.wind.deg,
+      speed: data.wind.speed
+    }
+  };
+  return day;
+}

submissions/eoneoff/weather-api/main.js

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+'use strict';
+
+const { showWeather } = require('./showWeather');
+
+const argv = require('yargs')
+  .option('range', {
+    alias: 'r',
+    type: 'string'
+  })
+  .option('location', {
+    alias: 'l',
+    type: 'string'
+  })
+  .option('units', {
+    alias: 'u',
+    type: 'string'
+  }).argv;
+
+const mode = argv.range === 'week' ? 'forecast' : 'weather';
+const units = argv.units === 'farenheit' ? 'imperial' : 'metric';
+
+showWeather(mode, argv.location || '', units);

submissions/eoneoff/weather-api/manageCities.js

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+'use strict';
+
+const fs = require('fs');
+
+function saveRecent (city) {
+  const recent = readRecent();
+  if (recent.includes(city)) return;
+  recent.unshift(city);
+  writeRecent(recent.slice(0, 10));
+}
+
+function saveFavorite (city) {
+  const favorite = readFavorite();
+  const exists = favorite.find(c => c.name === city);
+  if (exists) exists.count++;
+  else {
+    favorite.push({
+      name: city,
+      count: 1
+    });
+  }
+  writeFavorite(favorite.sort((a, b) => a.count - b.count).reverse().slice(0, 10));
+}
+
+function readFavorite () {
+  if (!fs.existsSync('favorite.csv')) return [];
+
+  const output = fs.readFileSync('favorite.csv').toString()
+    .split('\n')
+    .map(c => {
+      const cData = c.split(';');
+      return {
+        name: cData[0],
+        count: cData[1]
+      };
+    });
+  return output;
+}
+
+function writeFavorite (favorite) {
+  fs.writeFile('favorite.csv', favorite.map(c => `${c.name};${c.count}`).join('\n'), () => {});
+}
+
+function readRecent () {
+  if (fs.existsSync('recent.csv')) {
+    return fs.readFileSync('recent.csv').toString().split('\n');
+  }
+  return [];
+}
+
+function writeRecent (recent) {
+  fs.writeFile('recent.csv', recent.join('\n'), () => {});
+}
+
+module.exports.saveCities = (city) => {
+  saveRecent(city);
+  saveFavorite(city);
+};
+
+module.exports.getRecent = readRecent;
+
+module.exports.getFavourite = readFavorite;

submissions/eoneoff/weather-api/package.json

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+{
+  "name": "weather-api",
+  "version": "1.0.0",
+  "description": "",
+  "main": "main.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/eoneoff/nodejs-2019-homeworks/tree/master/submissions/eoneoff/weather-api"
+  },
+  "author": "eoneoff",
+  "license": "ISC",
+  "dependencies": {
+    "axios": "^0.19.0",
+    "chalk": "^3.0.0",
+    "cli-table": "^0.3.1",
+    "readline-sync": "^1.4.10"
+  }
+}

submissions/eoneoff/weather-api/showWeather.js

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+'use strict';
+
+const { getWeather } = require('./getWeather');
+const { icons } = require('./weatherIcons');
+const { saveCities } = require('./manageCities');
+const { wrongCity } = require('./wrongCity');
+const Table = require('cli-table3');
+const { cyan: c } = require('chalk');
+
+function showBlocks (data, tUnit, wUnit) {
+  for (const day of data) {
+    dayBlock(day, tUnit, wUnit);
+  }
+}
+
+function dayBlock (data, tUnit, wUnit) {
+  const block = new Table({
+    chars: {
+      'top-mid': '─',
+      'bottom-mid': '─',
+      'left-mid': '',
+      mid: '',
+      'mid-mid': '',
+      'right-mid': '',
+      middle: ' '
+    },
+    colWidths: [17, 40]
+  });
+  block.push([icons[data.icon], weatherData(data, tUnit, wUnit)]);
+  process.stdout.write(block.toString() + '\n');
+}
+
+function weatherData (data, tUnit, wUnit) {
+  return `\n${c('Location:')} ${data.city}\n` +
+    `${c('Date:')} ${data.date.toDateString()}\n` +
+    `${c('Time')} ${data.date.toLocaleTimeString()}\n` +
+    `${data.description}\n` +
+    `${c('Temperature:')} ${data.temp}${tUnit}\n` +
+    `${c('Maximum temperature:')} ${data.maxTemp}${tUnit}\n` +
+    `${c('Minimum temperature:')} ${data.minTemp}${tUnit}\n` +
+    `${c('Wind:')} ${windDirection(data.wind.deg)} ${data.wind.speed}${wUnit}\n`;
+}
+
+function windDirection (wind) {
+  if (wind > 338 || wind < 22) return 'N';
+  if (wind < 67) return 'NE';
+  if (wind < 112) return 'E';
+  if (wind < 157) return 'SE';
+  if (wind < 202) return 'S';
+  if (wind < 247) return 'SW';
+  if (wind < 292) return 'W';
+  return 'NW';
+}
+
+module.exports.showWeather = function showWeather (mode, location, units) {
+  getWeather(mode, location, units).then(data => {
+    showBlocks(data,
+      units === 'imperial' ? 'F°' : 'C°',
+      units === 'imperial' ? 'mph' : 'm/s',
+      data.name);
+    saveCities(location);
+  }).catch(error => {
+    const message = (error.response.data || {}).message;
+    if (message === 'city not found' || message === 'Nothing to geocode') {
+      wrongCity(location).then(c => showWeather(mode, c, units));
+    } else throw (error);
+  });
+};

submissions/eoneoff/weather-api/weatherIcons.js

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+const { yellow: y, cyan: c, gray: g } = require('chalk');
+
+const icons = {
+  _01d: y(`
+  OOO 
+ OOOOO
+(OOOOO)
+ OOOOO 
+  OOO`),
+  _01n: `
+  OOO 
+ OOOOO
+(OOOOO)
+ OOOOO 
+  OOO`,
+  _02d: `
+     ${c('@@@')} ${y('OOO')}
+    ${c('@  @@@')}${y('OOO')}
+   ${c('@@   @@@')}${y('OO)')}
+  ${c(`@@@  @@@@@@
+ @@@@@@@@@@@@@@`)}`,
+  _02n: `
+     ${c('@@@')} OOO
+    ${c('@  @@@')}OOO
+   ${c('@@   @@@')}OO)
+  ${c(`@@@  @@@@@@
+ @@@@@@@@@@@@@@`)}`,
+  _03d: c(`
+    @@@
+   @  @@@
+  @@   @@@
+ @@@  @@@@@@
+@@@@@@@@@@@@@@`),
+  _04d: `
+     ${c('@@@')}${g('##')}
+   ${c(' @  @@@')}${g('##')}
+   ${c('@@   @@@')}${g('##')}
+  ${c('@@@  @@@@@')}${g('###')}
+ ${c('@@@@@@@@@@@@@@')}`,
+  _09d: `
+     ${c('@@@')}${g('##')}
+    ${c('@  @@@')}${g('##')}
+   ${c('@@   @@@')}${g('##')}
+  ${c('@@@@@@@@@@@@')}
+ ${g(',\',\',\',\',\',\',')}`,
+  _10d: `
+    ${c('@@@')} ${y('OOO')}
+   ${c('@@ @@@')}${y('OOO')}
+  ${c('@@@  @@@@')}${y('O)')}
+ ${c('@@@@@@@@@@@@')}
+ ${g(',\',\',\',\',\',\'')}`,
+  _10n: `
+   ${c('@@@')} OOO
+  ${c('@@ @@@')}OOO
+ ${c('@@@  @@@@')}O)
+${c('@@@@@@@@@@@@')}
+${g(',\',\',\',\',\',\'')}`,
+  _11d: `
+  ${c('@@@')}${g('##')}
+ ${c('@@@')}${y('/')}${c('@@')}${g('##')}
+${c('@@@')}${y('/_')}${c('@@@')}${g('##')}
+    ${y(`/
+   /`)}`,
+  _13d: `
+  *
+*****
+ ***
+*****
+  *`,
+  _50d: g(`
+     —
+   --——
+    —--—
+   —---—--
+    —--—`)
+};
+
+icons._03n = icons._03d;
+icons._04n = icons._04d;
+icons._09n = icons._09d;
+icons._11n = icons._11d;
+icons._13n = icons._13d;
+icons._50n = icons._50d;
+
+module.exports.icons = icons;

submissions/eoneoff/weather-api/wrongCity.js

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+const rl = require('readline-sync');
+const { getRecent, getFavourite } = require('./manageCities');
+
+function selectRecent () {
+  const recent = getRecent();
+  const option = rl.keyInSelect(recent, 'Select');
+  return option === -1 ? '' : recent[option];
+}
+
+function selectFavourite () {
+  const favourite = getFavourite().map(city => city.name);
+  const option = rl.keyInSelect(favourite, 'Select');
+  return option === -1 ? '' : favourite[option];
+}
+
+module.exports.wrongCity = async function (name) {
+  const options = ['Select city form recent', 'Select city from favourite', 'Enter city'];
+  process.stdout.write(name ? `There is no weather data for the city with the name ${name}\n`
+    : 'There is no city name provided\n');
+  process.stdout.write('Would you like to');
+  const option = rl.keyInSelect(options, 'Select');
+  switch (option) {
+    case 0:
+      return selectRecent();
+    case 1:
+      return selectFavourite();
+    case 2:
+      return rl.question('Enter city name: ');
+    case -1:
+      process.exit(0);
+  }
+};