Build a Deno Google Drive Clone File Manager Web App to Upload & Display Files in Browser Using TS

server.ts

import { serve } from "https://deno.land/std@0.208.0/http/server.ts";
import { serveFile } from "https://deno.land/std@0.208.0/http/file_server.ts";
import { ensureDir } from "https://deno.land/std@0.208.0/fs/mod.ts";

const PORT = 8000;
const UPLOAD_DIR = "./uploads";

// Ensure upload directory exists
await ensureDir(UPLOAD_DIR);

async function handler(req: Request): Promise<Response> {
  const url = new URL(req.url);
  const pathname = url.pathname;

  // Serve the HTML form
  if (pathname === "/" || pathname === "/index.html") {
    return new Response(getHTMLForm(), {
      headers: { "content-type": "text/html" },
    });
  }

  // Handle file upload
  if (pathname === "/upload" && req.method === "POST") {
    try {
      const formData = await req.formData();
      const file = formData.get("file") as File;

      if (!file) {
        return new Response("No file uploaded", { status: 400 });
      }

      // Validate file size (10MB limit)
      const maxSize = 10 * 1024 * 1024; // 10MB
      if (file.size > maxSize) {
        return new Response("File too large. Maximum size is 10MB", {
          status: 400,
        });
      }

      // Generate unique filename
      const timestamp = Date.now();
      const originalName = file.name;
      const extension = originalName.split(".").pop() || "";
      const filename = `${timestamp}_${originalName}`;
      const filepath = `${UPLOAD_DIR}/${filename}`;

      // Save file
      const arrayBuffer = await file.arrayBuffer();
      const uint8Array = new Uint8Array(arrayBuffer);
      await Deno.writeFile(filepath, uint8Array);

      console.log(`File uploaded: ${filename} (${file.size} bytes)`);

      return new Response(getSuccessHTML(filename, file.size), {
        headers: { "content-type": "text/html" },
      });
    } catch (error) {
      console.error("Upload error:", error);
      return new Response("Upload failed", { status: 500 });
    }
  }

  // Serve uploaded files
  if (pathname.startsWith("/uploads/")) {
    try {
      const filePath = `.${pathname}`;
      return await serveFile(req, filePath);
    } catch {
      return new Response("File not found", { status: 404 });
    }
  }

  // List uploaded files
  if (pathname === "/files") {
    try {
      const files = [];
      for await (const entry of Deno.readDir(UPLOAD_DIR)) {
        if (entry.isFile) {
          const stat = await Deno.stat(`${UPLOAD_DIR}/${entry.name}`);
          files.push({
            name: entry.name,
            size: stat.size,
            modified: stat.mtime,
          });
        }
      }

      return new Response(getFilesListHTML(files), {
        headers: { "content-type": "text/html" },
      });
    } catch {
      return new Response("Error reading files", { status: 500 });
    }
  }

  return new Response("Not Found", { status: 404 });
}

function getHTMLForm(): string {
  return `
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>File Upload - Deno Server</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }
        
        .container {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            max-width: 500px;
            width: 100%;
        }
        
        h1 {
            text-align: center;
            color: #333;
            margin-bottom: 30px;
            font-size: 2.5em;
        }
        
        .upload-area {
            border: 3px dashed #667eea;
            border-radius: 10px;
            padding: 40px;
            text-align: center;
            margin-bottom: 20px;
            transition: all 0.3s ease;
            background: #f8f9ff;
        }
        
        .upload-area:hover {
            border-color: #764ba2;
            background: #f0f2ff;
        }
        
        .upload-area.dragover {
            border-color: #764ba2;
            background: #e8ebff;
            transform: scale(1.02);
        }
        
        .file-input {
            display: none;
        }
        
        .file-label {
            display: inline-block;
            padding: 12px 24px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border-radius: 25px;
            cursor: pointer;
            transition: transform 0.2s ease;
            font-weight: 600;
        }
        
        .file-label:hover {
            transform: translateY(-2px);
        }
        
        .upload-text {
            margin-top: 15px;
            color: #666;
            font-size: 14px;
        }
        
        .file-info {
            margin: 15px 0;
            padding: 10px;
            background: #e8f4fd;
            border-radius: 5px;
            display: none;
        }
        
        .upload-btn {
            width: 100%;
            padding: 15px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            border-radius: 25px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s ease;
            margin-top: 20px;
        }
        
        .upload-btn:hover:not(:disabled) {
            transform: translateY(-2px);
        }
        
        .upload-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }
        
        .progress-bar {
            width: 100%;
            height: 6px;
            background: #e0e0e0;
            border-radius: 3px;
            margin: 15px 0;
            overflow: hidden;
            display: none;
        }
        
        .progress-fill {
            height: 100%;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            width: 0%;
            transition: width 0.3s ease;
        }
        
        .nav-links {
            text-align: center;
            margin-top: 30px;
        }
        
        .nav-links a {
            color: #667eea;
            text-decoration: none;
            margin: 0 15px;
            font-weight: 600;
        }
        
        .nav-links a:hover {
            text-decoration: underline;
        }
    </style>
</head>
<body>
    <div class="container">
        <h1>📁 File Upload</h1>
        
        <form id="uploadForm" enctype="multipart/form-data">
            <div class="upload-area" id="uploadArea">
                <input type="file" id="fileInput" name="file" class="file-input" required>
                <label for="fileInput" class="file-label">Choose File</label>
                <div class="upload-text">
                    or drag and drop a file here<br>
                    <small>Maximum file size: 10MB</small>
                </div>
            </div>
            
            <div class="file-info" id="fileInfo"></div>
            
            <div class="progress-bar" id="progressBar">
                <div class="progress-fill" id="progressFill"></div>
            </div>
            
            <button type="submit" class="upload-btn" id="uploadBtn">
                Upload File
            </button>
        </form>
        
        <div class="nav-links">
            <a href="/files">View Uploaded Files</a>
        </div>
    </div>

    <script>
        const form = document.getElementById('uploadForm');
        const fileInput = document.getElementById('fileInput');
        const uploadArea = document.getElementById('uploadArea');
        const fileInfo = document.getElementById('fileInfo');
        const uploadBtn = document.getElementById('uploadBtn');
        const progressBar = document.getElementById('progressBar');
        const progressFill = document.getElementById('progressFill');

        // Drag and drop functionality
        uploadArea.addEventListener('dragover', (e) => {
            e.preventDefault();
            uploadArea.classList.add('dragover');
        });

        uploadArea.addEventListener('dragleave', () => {
            uploadArea.classList.remove('dragover');
        });

        uploadArea.addEventListener('drop', (e) => {
            e.preventDefault();
            uploadArea.classList.remove('dragover');
            
            const files = e.dataTransfer.files;
            if (files.length > 0) {
                fileInput.files = files;
                showFileInfo(files[0]);
            }
        });

        // File input change
        fileInput.addEventListener('change', (e) => {
            if (e.target.files.length > 0) {
                showFileInfo(e.target.files[0]);
            }
        });

        function showFileInfo(file) {
            const size = (file.size / 1024 / 1024).toFixed(2);
            fileInfo.innerHTML = `
                <strong>Selected file:</strong> \${file.name}<br>
                <strong>Size:</strong> \${size} MB<br>
                <strong>Type:</strong> \${file.type || 'Unknown'}
            `;
            fileInfo.style.display = 'block';
        }

        // Form submission
        form.addEventListener('submit', async (e) => {
            e.preventDefault();
            
            const file = fileInput.files[0];
            if (!file) {
                alert('Please select a file');
                return;
            }

            const formData = new FormData();
            formData.append('file', file);

            uploadBtn.disabled = true;
            uploadBtn.textContent = 'Uploading...';
            progressBar.style.display = 'block';

            try {
                const xhr = new XMLHttpRequest();
                
                xhr.upload.addEventListener('progress', (e) => {
                    if (e.lengthComputable) {
                        const percentComplete = (e.loaded / e.total) * 100;
                        progressFill.style.width = percentComplete + '%';
                    }
                });

                xhr.onload = function() {
                    if (xhr.status === 200) {
                        document.body.innerHTML = xhr.responseText;
                    } else {
                        alert('Upload failed: ' + xhr.responseText);
                        resetForm();
                    }
                };

                xhr.onerror = function() {
                    alert('Upload failed');
                    resetForm();
                };

                xhr.open('POST', '/upload');
                xhr.send(formData);
            } catch (error) {
                alert('Upload failed: ' + error.message);
                resetForm();
            }
        });

        function resetForm() {
            uploadBtn.disabled = false;
            uploadBtn.textContent = 'Upload File';
            progressBar.style.display = 'none';
            progressFill.style.width = '0%';
        }
    </script>
</body>
</html>`;
}

function getSuccessHTML(filename: string, fileSize: number): string {
  const sizeInMB = (fileSize / 1024 / 1024).toFixed(2);
  return `
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Upload Success</title>
    <style>
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }
        
        .container {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            max-width: 500px;
            width: 100%;
            text-align: center;
        }
        
        .success-icon {
            font-size: 4em;
            color: #4CAF50;
            margin-bottom: 20px;
        }
        
        h1 {
            color: #333;
            margin-bottom: 20px;
        }
        
        .file-details {
            background: #f0f8ff;
            padding: 20px;
            border-radius: 10px;
            margin: 20px 0;
        }
        
        .btn {
            display: inline-block;
            padding: 12px 24px;
            margin: 10px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            text-decoration: none;
            border-radius: 25px;
            font-weight: 600;
            transition: transform 0.2s ease;
        }
        
        .btn:hover {
            transform: translateY(-2px);
        }
    </style>
</head>
<body>
    <div class="container">
        <div class="success-icon">✅</div>
        <h1>Upload Successful!</h1>
        
        <div class="file-details">
            <p><strong>Filename:</strong> ${filename}</p>
            <p><strong>Size:</strong> ${sizeInMB} MB</p>
            <p><strong>Download URL:</strong> <a href="/uploads/${filename}" target="_blank">/uploads/${filename}</a></p>
        </div>
        
        <a href="/" class="btn">Upload Another File</a>
        <a href="/files" class="btn">View All Files</a>
    </div>
</body>
</html>`;
}

function getFilesListHTML(files: any[]): string {
  const fileRows = files
    .map((file) => {
      const sizeInMB = (file.size / 1024 / 1024).toFixed(2);
      const modifiedDate = new Date(file.modified).toLocaleString();
      return `
      <tr>
        <td><a href="/uploads/${file.name}" target="_blank">${file.name}</a></td>
        <td>${sizeInMB} MB</td>
        <td>${modifiedDate}</td>
      </tr>
    `;
    })
    .join("");

  return `
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Uploaded Files</title>
    <style>
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            padding: 20px;
        }
        
        .container {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            max-width: 800px;
            margin: 0 auto;
        }
        
        h1 {
            text-align: center;
            color: #333;
            margin-bottom: 30px;
        }
        
        table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 30px;
        }
        
        th, td {
            padding: 12px;
            text-align: left;
            border-bottom: 1px solid #ddd;
        }
        
        th {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
        }
        
        tr:hover {
            background: #f5f5f5;
        }
        
        .btn {
            display: inline-block;
            padding: 12px 24px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            text-decoration: none;
            border-radius: 25px;
            font-weight: 600;
            transition: transform 0.2s ease;
        }
        
        .btn:hover {
            transform: translateY(-2px);
        }
        
        .empty-state {
            text-align: center;
            color: #666;
            font-style: italic;
            padding: 40px;
        }
    </style>
</head>
<body>
    <div class="container">
        <h1>📂 Uploaded Files</h1>
        
        ${
          files.length > 0
            ? `
        <table>
            <thead>
                <tr>
                    <th>Filename</th>
                    <th>Size</th>
                    <th>Upload Date</th>
                </tr>
            </thead>
            <tbody>
                ${fileRows}
            </tbody>
        </table>
        `
            : `
        <div class="empty-state">
            <p>No files uploaded yet.</p>
        </div>
        `
        }
        
        <div style="text-align: center;">
            <a href="/" class="btn">Upload New File</a>
        </div>
    </div>
</body>
</html>`;
}

console.log(`🚀 File upload server running on http://localhost:${PORT}`);
console.log(`📁 Upload directory: ${UPLOAD_DIR}`);

await serve(handler, { port: PORT });

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import { serve } from "https://deno.land/std@0.208.0/http/server.ts";

import { serveFile } from "https://deno.land/std@0.208.0/http/file_server.ts";

import { ensureDir } from "https://deno.land/std@0.208.0/fs/mod.ts";

const PORT = 8000;

const UPLOAD_DIR = "./uploads";

// Ensure upload directory exists

await ensureDir(UPLOAD_DIR);

async function handler(req: Request): Promise<Response> {

const url = new URL(req.url);

const pathname = url.pathname;

// Serve the HTML form

if (pathname === "/" || pathname === "/index.html") {

return new Response(getHTMLForm(), {

headers: { "content-type": "text/html" },

});

}

// Handle file upload

if (pathname === "/upload" && req.method === "POST") {

try {

const formData = await req.formData();

const file = formData.get("file") as File;

if (!file) {

return new Response("No file uploaded", { status: 400 });

}

// Validate file size (10MB limit)

const maxSize = 10 * 1024 * 1024; // 10MB

if (file.size > maxSize) {

return new Response("File too large. Maximum size is 10MB", {

status: 400,

});

}

// Generate unique filename

const timestamp = Date.now();

const originalName = file.name;

const extension = originalName.split(".").pop() || "";

const filename = `${timestamp}_${originalName}`;

const filepath = `${UPLOAD_DIR}/${filename}`;

// Save file

const arrayBuffer = await file.arrayBuffer();

const uint8Array = new Uint8Array(arrayBuffer);

await Deno.writeFile(filepath, uint8Array);

console.log(`File uploaded: ${filename} (${file.size} bytes)`);

return new Response(getSuccessHTML(filename, file.size), {

headers: { "content-type": "text/html" },

});

} catch (error) {

console.error("Upload error:", error);

return new Response("Upload failed", { status: 500 });

}

// Serve uploaded files

if (pathname.startsWith("/uploads/")) {

try {

const filePath = `.${pathname}`;

return await serveFile(req, filePath);

} catch {

return new Response("File not found", { status: 404 });

}

// List uploaded files

if (pathname === "/files") {

try {

const files = [];

for await (const entry of Deno.readDir(UPLOAD_DIR)) {

if (entry.isFile) {

const stat = await Deno.stat(`${UPLOAD_DIR}/${entry.name}`);

files.push({

name: entry.name,

size: stat.size,

modified: stat.mtime,

});

}

return new Response(getFilesListHTML(files), {

headers: { "content-type": "text/html" },

});

} catch {

return new Response("Error reading files", { status: 500 });

}

return new Response("Not Found", { status: 404 });

}

function getHTMLForm(): string {

return `

<!DOCTYPE html>

<head>

<title>File Upload - Deno Server</title>

<style>

* {

margin: 0;

padding: 0;

box-sizing: border-box;

}

body {

font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;

background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);

min-height: 100vh;

display: flex;

align-items: center;

justify-content: center;

padding: 20px;

}

.container {

background: white;

padding: 40px;

border-radius: 15px;

box-shadow: 0 20px 40px rgba(0,0,0,0.1);

max-width: 500px;

width: 100%;

}

h1 {

text-align: center;

color: #333;

margin-bottom: 30px;

font-size: 2.5em;

}

.upload-area {

border: 3px dashed #667eea;

border-radius: 10px;

padding: 40px;

text-align: center;

margin-bottom: 20px;

transition: all 0.3s ease;

background: #f8f9ff;

}

.upload-area:hover {

border-color: #764ba2;

background: #f0f2ff;

}

.upload-area.dragover {

border-color: #764ba2;

background: #e8ebff;

transform: scale(1.02);

}

.file-input {

display: none;

}

.file-label {

display: inline-block;

padding: 12px 24px;

background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);

color: white;

border-radius: 25px;

cursor: pointer;

transition: transform 0.2s ease;

font-weight: 600;

}

.file-label:hover {

transform: translateY(-2px);

}

.upload-text {

margin-top: 15px;

color: #666;

font-size: 14px;

}

.file-info {

margin: 15px 0;

padding: 10px;

background: #e8f4fd;

border-radius: 5px;

display: none;

}

.upload-btn {

width: 100%;

padding: 15px;

background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);

color: white;

border: none;

border-radius: 25px;

font-size: 16px;

font-weight: 600;

cursor: pointer;

transition: transform 0.2s ease;

margin-top: 20px;

}

.upload-btn:hover:not(:disabled) {

transform: translateY(-2px);

}

.upload-btn:disabled {

opacity: 0.6;

cursor: not-allowed;

}

.progress-bar {

width: 100%;

height: 6px;

background: #e0e0e0;

border-radius: 3px;

margin: 15px 0;

overflow: hidden;

display: none;

}

.progress-fill {

height: 100%;

background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);

width: 0%;

transition: width 0.3s ease;

}

.nav-links {

text-align: center;

margin-top: 30px;

}

.nav-links a {

color: #667eea;

text-decoration: none;

margin: 0 15px;

font-weight: 600;

}

.nav-links a:hover {

text-decoration: underline;

}

</style>

</head>

<body>

<h1>📁 File Upload</h1>

<label for="fileInput" class="file-label">Choose File</label>

or drag and drop a file here<br>

<small>Maximum file size: 10MB</small>

</div>

</div>

Upload File

</button>

</form>

<a href="/files">View Uploaded Files</a>

</div>

const form = document.getElementById('uploadForm');

const fileInput = document.getElementById('fileInput');

const uploadArea = document.getElementById('uploadArea');

const fileInfo = document.getElementById('fileInfo');

const uploadBtn = document.getElementById('uploadBtn');

const progressBar = document.getElementById('progressBar');

const progressFill = document.getElementById('progressFill');

// Drag and drop functionality

uploadArea.addEventListener('dragover', (e) => {

e.preventDefault();

uploadArea.classList.add('dragover');

});

uploadArea.addEventListener('dragleave', () => {

uploadArea.classList.remove('dragover');

});

uploadArea.addEventListener('drop', (e) => {

e.preventDefault();

uploadArea.classList.remove('dragover');

const files = e.dataTransfer.files;

if (files.length > 0) {

fileInput.files = files;

showFileInfo(files[0]);

}

});

// File input change

fileInput.addEventListener('change', (e) => {

if (e.target.files.length > 0) {

showFileInfo(e.target.files[0]);

}

});

function showFileInfo(file) {

const size = (file.size / 1024 / 1024).toFixed(2);

fileInfo.innerHTML = `

<strong>Selected file:</strong> \${file.name}<br>

<strong>Type:</strong> \${file.type || 'Unknown'}

fileInfo.style.display = 'block';

}

// Form submission

form.addEventListener('submit', async (e) => {

e.preventDefault();

const file = fileInput.files[0];

if (!file) {

alert('Please select a file');

return;

}

const formData = new FormData();

formData.append('file', file);

uploadBtn.disabled = true;

uploadBtn.textContent = 'Uploading...';

progressBar.style.display = 'block';

try {

const xhr = new XMLHttpRequest();

xhr.upload.addEventListener('progress', (e) => {

if (e.lengthComputable) {

const percentComplete = (e.loaded / e.total) * 100;

progressFill.style.width = percentComplete + '%';

}

});

xhr.onload = function() {

if (xhr.status === 200) {

document.body.innerHTML = xhr.responseText;

} else {

alert('Upload failed: ' + xhr.responseText);

resetForm();

}

};

xhr.onerror = function() {

alert('Upload failed');

resetForm();

};

xhr.open('POST', '/upload');

xhr.send(formData);

} catch (error) {

alert('Upload failed: ' + error.message);

resetForm();

}

});

function resetForm() {

uploadBtn.disabled = false;

uploadBtn.textContent = 'Upload File';

progressBar.style.display = 'none';

progressFill.style.width = '0%';

}

</script>

</body>

</html>`;

}

function getSuccessHTML(filename: string, fileSize: number): string {

const sizeInMB = (fileSize / 1024 / 1024).toFixed(2);

return `

<!DOCTYPE html>

<head>

<title>Upload Success</title>

<style>

body {

font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;

background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);

min-height: 100vh;

display: flex;

align-items: center;

justify-content: center;

padding: 20px;

}

.container {

background: white;

padding: 40px;

border-radius: 15px;

box-shadow: 0 20px 40px rgba(0,0,0,0.1);

max-width: 500px;

width: 100%;

text-align: center;

}

.success-icon {

font-size: 4em;

color: #4CAF50;

margin-bottom: 20px;

}

h1 {

color: #333;

margin-bottom: 20px;

}

.file-details {

background: #f0f8ff;

padding: 20px;

border-radius: 10px;

margin: 20px 0;

}

.btn {

display: inline-block;

padding: 12px 24px;

margin: 10px;

background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);

color: white;

text-decoration: none;

border-radius: 25px;

font-weight: 600;

transition: transform 0.2s ease;

}

.btn:hover {

transform: translateY(-2px);

}

</style>

</head>

<body>

<h1>Upload Successful!</h1>

<p><strong>Filename:</strong> ${filename}</p>

<p><strong>Size:</strong> ${sizeInMB} MB</p>

<p><strong>Download URL:</strong> <a href="/uploads/${filename}" target="_blank">/uploads/${filename}</a></p>

</div>

<a href="/" class="btn">Upload Another File</a>

<a href="/files" class="btn">View All Files</a>

</div>

</body>

</html>`;

}

function getFilesListHTML(files: any[]): string {

const fileRows = files

.map((file) => {

const sizeInMB = (file.size / 1024 / 1024).toFixed(2);

const modifiedDate = new Date(file.modified).toLocaleString();

return `

<tr>

<td>${sizeInMB} MB</td>

<td>${modifiedDate}</td>

</tr>

})

.join("");

return `

<!DOCTYPE html>

<head>

<title>Uploaded Files</title>

<style>

body {

font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;

background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);

min-height: 100vh;

padding: 20px;

}

.container {

background: white;

padding: 40px;

border-radius: 15px;

box-shadow: 0 20px 40px rgba(0,0,0,0.1);

max-width: 800px;

margin: 0 auto;

}

h1 {

text-align: center;

color: #333;

margin-bottom: 30px;

}

table {

width: 100%;

border-collapse: collapse;

margin-bottom: 30px;

}

th, td {

padding: 12px;

text-align: left;

border-bottom: 1px solid #ddd;

}

th {

background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);

color: white;

}

tr:hover {

background: #f5f5f5;

}

.btn {

display: inline-block;

padding: 12px 24px;

background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);

color: white;

text-decoration: none;

border-radius: 25px;

font-weight: 600;

transition: transform 0.2s ease;

}

.btn:hover {

transform: translateY(-2px);

}

.empty-state {

text-align: center;

color: #666;

font-style: italic;

padding: 40px;

}

</style>

</head>

<body>

<h1>📂 Uploaded Files</h1>

files.length > 0

? `

<table>

<thead>

<tr>

<th>Filename</th>

<th>Upload Date</th>

</tr>

</thead>

<tbody>

${fileRows}

</tbody>

</table>

: `

<p>No files uploaded yet.</p>

</div>

}

<a href="/" class="btn">Upload New File</a>

</div>

</body>

</html>`;

}

console.log(`🚀 File upload server running on http://localhost:${PORT}`);

console.log(`📁 Upload directory: ${UPLOAD_DIR}`);

await serve(handler, { port: PORT });

deno.json

{
  "tasks": {
    "start": "deno run --allow-net --allow-read --allow-write server.ts",
    "dev": "deno run --allow-net --allow-read --allow-write --watch server.ts"
  },
  "imports": {
    "std/": "https://deno.land/std@0.208.0/"
  }
}

{

"tasks": {

"start": "deno run --allow-net --allow-read --allow-write server.ts",

"dev": "deno run --allow-net --allow-read --allow-write --watch server.ts"

"imports": {

"std/": "https://deno.land/std@0.208.0/"

}

Build a Deno Google Drive Clone File Manager Web App to Upload & Display Files in Browser Using TS

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