React Js Create CSV File | Export Data to CSV File

<!DOCTYPE html>
<html>

<body>
  <div id="app"></div>
  <script type="text/babel">
    const { useState } = React;

function App() {
      const [csvData, setCsvData] = useState([]);
      const [row, setRow] = useState({ name: '', email: '', role: '' });

const addData = () => {
        if (row.name === '' || row.email === '' || row.role === '') {
          showToast('Please fill in all fields.', 'error');
          return;
        }

setCsvData([...csvData, { ...row }]);
        clearInputs();
        showToast('Data added successfully.', 'success');
      };

const generateCSV = () => {
        let csvContent = 'data:text/csv;charset=utf-8,';
        const headers = ['name', 'email', 'role'];
        csvContent += headers.join(',') + '\n';
        csvData.forEach((row) => {
          csvContent += Object.values(row).join(',') + '\n';
        });

const encodedUri = encodeURI(csvContent);
        const link = document.createElement('a');
        link.setAttribute('href', encodedUri);
        link.setAttribute('download', 'data.csv');
        document.body.appendChild(link);

link.click();

document.body.removeChild(link);

showToast('CSV file generated.', 'success');
      };

const clearInputs = () => {
        setRow({ name: '', email: '', role: '' });
      };

const showToast = (message, type) => {
        const toast = document.createElement('div');
        toast.className = `toast ${type}`;
        toast.textContent = message;

document.body.appendChild(toast);

setTimeout(() => {
          toast.remove();
        }, 3000);
      };

return (
        <div className='container'>
          <h3 className='title'>Reactjs Create CSV file by User Input and data Export to Excel</h3>

<input
            className='name-input'
            value={row.name}
            onChange={(e) => setRow({ ...row, name: e.target.value })}
            placeholder="Name"
          />
          <input
            className='email-input'
            value={row.email}
            onChange={(e) => setRow({ ...row, email: e.target.value })}
            placeholder="Email"
          />
          <input
            className='role-input'
            value={row.role}
            onChange={(e) => setRow({ ...row, role: e.target.value })}
            placeholder="Role"
          />

<button className="add-button" onClick={addData}>
            Add Data
          </button>
          <button className="generate-button" onClick={generateCSV}>
            Generate CSV
          </button>
        </div>

);
    }
    ReactDOM.render(<App />, document.getElementById("app"));
  </script>
  <style>
    .container {
      max-width: 600px;
      margin: 0 auto;
      padding: 20px;
      border-radius: 8px;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    }

.title {
      font-size: 24px;
      font-weight: bold;
      margin-bottom: 20px;
    }

input {
      width: 100%;
      padding: 10px;
      margin-bottom: 10px;
      border: 1px solid #ccc;
      border-radius: 4px;
      font-size: 16px;
      box-sizing: border-box;
    }

.add-button,
    .generate-button {
      background-color: #007bff;
      color: #fff;
      border: none;
      border-radius: 4px;
      padding: 10px 20px;
      font-size: 16px;
      cursor: pointer;
      margin-bottom: 10px;
      transition: background-color 0.2s ease;
      margin: 5px
    }

.add-button:hover,
    .generate-button:hover {
      background-color: #0056b3;
    }

.toast {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      padding: 10px;
      background-color: #222;
      color: #fff;
      border-radius: 4px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
      font-family: Arial, sans-serif;
      font-size: 14px;
      line-height: 1.5;
      z-index: 9999;
    }

.toast.success {
      background-color: #387d3b;
    }

.toast.error {
      background-color: #c0392b;
    }
  </style>
</body>

</html>