Add PDF export feature to notes

- Installed jsPDF and html2canvas libraries
- Implemented handleExportPDF function to convert note to PDF
- Creates temporary styled container with title and content
- Uses html2canvas to render content as image
- Generates A4 format PDF with proper formatting
- Added export button (download icon) in note header
- Button positioned between discard and favorite buttons
- PDF filename uses note title
- Includes error handling with user feedback
This commit is contained in:
drelich
2026-03-17 09:34:27 +01:00
parent ef7ec39fed
commit d53a454d7b
3 changed files with 301 additions and 0 deletions

222
package-lock.json generated
View File

@@ -15,6 +15,8 @@
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"jspdf": "^4.2.0",
"marked": "^17.0.4",
"react": "^19.1.0",
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@@ -281,6 +283,15 @@
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}
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@@ -1979,6 +2003,13 @@
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}
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@@ -2084,6 +2115,15 @@
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}
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@@ -2188,6 +2228,26 @@
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"svg-pathdata": "^6.0.3"
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@@ -2243,12 +2303,33 @@
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"license": "MIT"
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"hasInstallScript": true,
"license": "MIT",
"optional": true,
"funding": {
"type": "opencollective",
"url": "https://opencollective.com/core-js"
}
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"license": "MIT"
},
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"license": "MIT",
"dependencies": {
"utrie": "^1.0.2"
}
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"version": "3.0.0",
"resolved": "https://registry.npmjs.org/cssesc/-/cssesc-3.0.0.tgz",
@@ -2301,6 +2382,16 @@
"dev": true,
"license": "MIT"
},
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"version": "3.3.3",
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"license": "(MPL-2.0 OR Apache-2.0)",
"optional": true,
"optionalDependencies": {
"@types/trusted-types": "^2.0.7"
}
},
"node_modules/electron-to-chromium": {
"version": "1.5.313",
"resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.5.313.tgz",
@@ -2420,6 +2511,17 @@
"node": ">= 6"
}
},
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"version": "6.4.0",
"resolved": "https://registry.npmjs.org/fast-png/-/fast-png-6.4.0.tgz",
"integrity": "sha512-kAqZq1TlgBjZcLr5mcN6NP5Rv4V2f22z00c3g8vRrwkcqjerx7BEhPbOnWCPqaHUl2XWQBJQvOT/FQhdMT7X/Q==",
"license": "MIT",
"dependencies": {
"@types/pako": "^2.0.3",
"iobuffer": "^5.3.2",
"pako": "^2.1.0"
}
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"version": "1.20.1",
"resolved": "https://registry.npmjs.org/fastq/-/fastq-1.20.1.tgz",
@@ -2430,6 +2532,12 @@
"reusify": "^1.0.4"
}
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"license": "MIT"
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@@ -2518,6 +2626,25 @@
"node": ">= 0.4"
}
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"text-segmentation": "^1.0.3"
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@@ -2623,6 +2750,23 @@
"node": ">=6"
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"fast-png": "^6.2.0",
"fflate": "^0.8.1"
},
"optionalDependencies": {
"canvg": "^3.0.11",
"core-js": "^3.6.0",
"dompurify": "^3.3.1",
"html2canvas": "^1.0.0-rc.5"
}
},
"node_modules/lilconfig": {
"version": "3.1.3",
"resolved": "https://registry.npmjs.org/lilconfig/-/lilconfig-3.1.3.tgz",
@@ -2802,6 +2946,12 @@
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"license": "(MIT AND Zlib)"
},
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@@ -2809,6 +2959,13 @@
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@@ -3251,6 +3408,16 @@
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"license": "MIT"
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@@ -3305,6 +3472,13 @@
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@@ -3337,6 +3511,16 @@
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"license": "MIT OR SEE LICENSE IN FEEL-FREE.md",
"optional": true,
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@@ -3438,6 +3622,16 @@
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@@ -3474,6 +3668,16 @@
"url": "https://github.com/sponsors/ljharb"
}
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@@ -3526,6 +3730,15 @@
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@@ -3702,6 +3915,15 @@
"dev": true,
"license": "MIT"
},
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View File

@@ -17,6 +17,8 @@
"@tiptap/pm": "^2.27.2",
"@tiptap/react": "^2.27.2",
"@tiptap/starter-kit": "^2.27.2",
"html2canvas": "^1.4.1",
"jspdf": "^4.2.0",
"marked": "^17.0.4",
"react": "^19.1.0",
"react-dom": "^19.1.0",

View File

@@ -5,6 +5,8 @@ import Underline from '@tiptap/extension-underline';
import Strike from '@tiptap/extension-strike';
import TurndownService from 'turndown';
import { marked } from 'marked';
import jsPDF from 'jspdf';
import html2canvas from 'html2canvas';
import { Note } from '../types';
interface NoteEditorProps {
@@ -136,6 +138,71 @@ export function NoteEditor({ note, onUpdateNote, fontSize, onUnsavedChanges }: N
editor.commands.setContent(html);
};
const handleExportPDF = async () => {
if (!note || !editor) return;
try {
// Get the editor content element
const editorElement = document.querySelector('.ProseMirror');
if (!editorElement) return;
// Create a temporary container with better styling for PDF
const container = document.createElement('div');
container.style.width = '210mm'; // A4 width
container.style.padding = '20mm';
container.style.backgroundColor = 'white';
container.style.position = 'absolute';
container.style.left = '-9999px';
container.style.fontFamily = 'Arial, sans-serif';
// Add title
const titleElement = document.createElement('h1');
titleElement.textContent = localTitle || 'Untitled';
titleElement.style.marginBottom = '20px';
titleElement.style.fontSize = '24px';
titleElement.style.fontWeight = 'bold';
container.appendChild(titleElement);
// Clone and add content
const contentClone = editorElement.cloneNode(true) as HTMLElement;
contentClone.style.fontSize = '12px';
contentClone.style.lineHeight = '1.6';
container.appendChild(contentClone);
document.body.appendChild(container);
// Convert to canvas
const canvas = await html2canvas(container, {
scale: 2,
useCORS: true,
backgroundColor: '#ffffff',
});
// Remove temporary container
document.body.removeChild(container);
// Create PDF
const imgData = canvas.toDataURL('image/png');
const pdf = new jsPDF({
orientation: 'portrait',
unit: 'mm',
format: 'a4',
});
const imgWidth = 210; // A4 width in mm
const imgHeight = (canvas.height * imgWidth) / canvas.width;
pdf.addImage(imgData, 'PNG', 0, 0, imgWidth, imgHeight);
// Save the PDF
const fileName = `${localTitle || 'note'}.pdf`;
pdf.save(fileName);
} catch (error) {
console.error('PDF export failed:', error);
alert('Failed to export PDF. Please try again.');
}
};
const handleFavoriteToggle = () => {
setLocalFavorite(!localFavorite);
if (note) {
@@ -216,6 +283,16 @@ export function NoteEditor({ note, onUpdateNote, fontSize, onUnsavedChanges }: N
</svg>
</button>
<button
onClick={handleExportPDF}
className="p-2 hover:bg-gray-100 dark:hover:bg-gray-700 rounded-lg transition-colors text-gray-700 dark:text-gray-300"
title="Export as PDF"
>
<svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 10v6m0 0l-3-3m3 3l3-3m2 8H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z" />
</svg>
</button>
<button
onClick={handleFavoriteToggle}
className="p-2 hover:bg-gray-100 dark:hover:bg-gray-700 rounded-lg transition-colors"