weather_app_api_fetch.js

const axios = require("axios");

class FetchWeather {
  constructor(apiKey) {
    this.apiKey = apiKey;
    this.locations = ["nairobi"];
  }

  getWeatherByLocations() {
    this.locations.map(location => {
      const url =
        `http://api.openweathermap.org/data/2.5/weather?q=${location}&units=imperial&appid=${this.apiKey}` ||
        `http://api.openweathermap.org/data/2.5/weather?zip=${location}&units=imperial&appid=${this.apiKey}`;

      axios
        .get(url)
        .then(async Res => {
          console.log(
            `It is ${Res.data.main.temp} degrees in ${Res.data.name}`
          );
        })
        .catch(err => {
          console.log(err.response.data);
        });
    });
  }

  async addWeatherToLocation(loc) {
    // Check if loc is array
    if (typeof loc === "object") {
      this.locations = [...this.locations, ...loc];
    }
    // Check if type of string
    else {
      this.locations.push(loc);
    }
    this.getWeatherByLocations();
  }
}

let apiKey = "<apiKey>";
const weather = new FetchWeather(apiKey);

weather.getWeatherByLocations();

weather.addWeatherToLocation(["kampala"]);