Satyam Shivankur

<p>Overall, the code could benefit from better organization and separation of concerns. The use of inline styles could be replaced with a separate CSS file to improve maintainability and readability. Additionally, adding proper error handling and validation would improve the security and accuracy of the app.</p>

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <link rel="icon" type="image/svg+xml" href="/favicon.ico" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Weather App</title>
  </head>
  <body>
    <div id="root"></div>
    <script type="module" src="/src/index.jsx"></script>
  </body>
</html>


<p>The code can be improved by separating concerns into smaller components and using async/await instead of .then(). Error handling should also be added for fetch requests. The code can be made more readable by adding comments and using prop-types to validate props. Additionally, using CSS modules or styled-components can improve the styling of the app. Using useCallback can also help in memoizing functions passed down as props.</p>

import React, { useState, useEffect } from 'react'
import 'bootstrap/dist/css/bootstrap.min.css'
import 'weather-icons/css/weather-icons.css'

import { weatherCodeMapping } from './weatherCodeMapping'

export default function App() {
    const [weather, setWeather] = useState(null);
    const [coords, setCoords] = useState({
        latitude: 0,
        longitude: 0,
    })

    useEffect(() => {
		fetch(`https://api.open-meteo.com/v1/forecast?latitude=${coords.latitude}&longitude=${coords.longitude}&daily=weathercode,temperature_2m_max,temperature_2m_min&timezone=auto`)
		.then(res => res.json())
		.then(data => {
			setWeather(data.daily)
		})
	}, [ coords ])
	return (
		<div id="weather-app" className="text-center container">
			<h2 className='mb-3 p-4'>Weather App</h2>
			<div className='mb-3 input-group' id="coordinates">
				<span className='input-group-text'>Latitude</span>
				<input
					type="text"
					placeholder="Latitude"
					aria-label="Latitude"
                    value={coords.latitude}
                    onChange={e => setCoords({ ...coords, latitude: e.target.value })}
                    className='form-control'
				/>
				<span className='input-group-text'>Longitude</span>
				<input
					type="text"
					placeholder="Longitude"
					aria-label="Longitude"
                    value={coords.longitude}
                    onChange={e => setCoords({ ...coords, longitude: e.target.value })}
                    className='form-control'

				/>
				<button className='btn btn-warning' onClick={() => {
		navigator.geolocation.getCurrentPosition(function(position) {
			setCoords({
				latitude: position.coords.latitude,
				longitude: position.coords.longitude,
			})
		})}
	}>Auto-Detect</button>
			</div>
            
            <div className="row">
	{[0, 1, 2, 3, 4, 5, 6].map(day => (
		<div key={day} className="col-3">
			<div className="card my-3">
				<div className="card-body">
					<h3 className="card-title text-primary">{weather?.time[day]}</h3>
					<div className="card-text">
						<h5 className="text-info">
						<i className={`wi ${weatherCodeMapping[weather?.weathercode[day]]?.icon}`}></i> {weatherCodeMapping[weather?.weathercode[day]]?.weather}
						</h5>
						<table className="table table-bordered">
							<thead>
								<tr className="table-dark" id="temperature">
									<th colSpan={2}>Temperature</th>
								</tr>
								<tr>
									<th className="table-success">Min</th>
									<th className="table-danger">Max</th>
								</tr>
							</thead>
							<tbody>
								<tr>
									<td className="text-success">{weather?.temperature_2m_min[day]}°C</td>
									<td className="text-danger">{weather?.temperature_2m_max[day]}°C</td>
								</tr>
							</tbody>
						</table>
					</div>
				</div>
			</div>
		</div>
	))}
</div>
			
		</div>
	)
}


<p>Overall, the code could benefit from some improvements in terms of organization and clarity. While the font-family declarations are well-organized, the lack of a CSS reset and specific selectors could lead to unintended styling changes. Additionally, using a preprocessor like Sass or Less would allow for more advanced features and easier maintenance.</p>

body {
	margin: 0;
	font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto',
		'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans',
		'Helvetica Neue', sans-serif;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

code {
	font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
		monospace;
}


<p>The code can be improved by removing unnecessary imports, using consistent and clear naming conventions, and adding comments to explain complex logic. Additionally, it is recommended to use the latest version of React and remove deprecated modules. The HMR snippet should also be removed if not needed in production as it can impact performance.</p>

import React from "react";
import ReactDOMClient from "react-dom/client";
import App from "./App";
import "./index.css";

ReactDOMClient.createRoot(document.getElementById("root")).render(<App />);

// Hot Module Replacement (HMR) - Remove this snippet to remove HMR.
// Learn more: https://www.snowpack.dev/#hot-module-replacement
if (import.meta.hot) {
  import.meta.hot.accept();
}


<p>Overall, the code is fairly simple and straightforward. However, there are some areas where it could be improved. Adding comments and error handling would make the code more maintainable and robust. Additionally, using a linter could help ensure consistency in coding style. Finally, considering additional plugins for optimization would improve performance.</p>

import { defineConfig } from 'vite'
import react from '@vitejs/plugin-react'

// https://vitejs.dev/config/
export default defineConfig({
	plugins: [react()],
})


<p>Overall, this code could benefit from improved readability and maintainability. The lack of comments and use of hard-coded values make it difficult to understand the logic behind the mapping object. Additionally, there is no error handling for unexpected weather codes. To improve this code, consider using more descriptive variable names, breaking up the object into smaller pieces, and adding comments to explain complex logic.</p>

export const weatherCodeMapping = {
	0: {
		icon: "wi-day-sunny",
		weather: "Clear sky",
	},
	1: {
		icon: "wi-day-sunny",
		weather: "Mainly Clear",
	},
	2: {
		icon: "wi-cloud",
		weather: "Partly Cloudy",
	},
	3: {
		icon: "wi-cloudy",
		weather: "Overcast",
	},
	45: {
		icon: "wi-fog",
		weather: "Fog",
	},
	48: {
		icon: "wi-cloudy-windy",
		weather: "Rime Fog",
	},
	51: {
		icon: "wi-sleet",
		weather: "Drizzle",
	},
	53: {
		icon: "wi-sleet",
		weather: "Drizzle",
	},
	55: {
		icon: "wi-sleet",
		weather: "Drizzle",
	},
	56: {
		icon: "wi-rain-mix",
		weather: "Freezing Drizzle",
	},
	57: {
		icon: "wi-rain-mix",
		weather: "Freezing Drizzle",
	},
	61: {
		icon: "wi-showers",
		weather: "Rain",
	},
	63: {
		icon: "wi-showers",
		weather: "Rain",
	},
	65: {
		icon: "wi-showers",
		weather: "Rain",
	},
	65: {
		icon: "wi-showers",
		weather: "Rain",
	},
	66: {
		icon: "wi-rain-wind",
		weather: "Freezing Rain",
	},
	67: {
		icon: "wi-rain-wind",
		weather: "Freezing Rain",
	},
	71: {
		icon: "wi-snow",
		weather: "Snow",
	},
	73: {
		icon: "wi-snow",
		weather: "Snow",
	},
	75: {
		icon: "wi-snow",
		weather: "Snow",
	},
	80: {
		icon: "wi-sprinkle",
		weather: "Rain Showers",
	},
	81: {
		icon: "wi-sprinkle",
		weather: "Rain Showers",
	},
	82: {
		icon: "wi-sprinkle",
		weather: "Rain Showers",
	},
	85: {
		icon: "wi-snowflake-cold",
		weather: "Snow Showers",
	},
	86: {
		icon: "wi-snowflake-cold",
		weather: "Snow Showers",
	},
	95: {
		icon: "wi-storm-showers",
		weather: "Thunderstorms",
	},
	96: {
		icon: "wi-thunderstorm",
		weather: "Thunderstorms with Hail",
	},
}


A simple weather app built with React that displays the current weather and a 7-day forecast for a given coordinates.

Code Analysis

Submission details

No comments so far

Code Analysis

Analysis data

Submission details

No comments so far