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✨ export pdf of current document

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This commit is contained in:
Alex Hernandez
2026-05-23 03:44:30 +10:00
parent 8a43dc597c
commit 1a2ba335ca
6 changed files with 111 additions and 3 deletions
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5
src/main/index.ts
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@@ -64,6 +64,11 @@ function buildAppMenu(win: BrowserWindow): void {
accelerator: 'CmdOrCtrl+S',
click: () => send(win, 'save')
},
{
label: 'Export as PDF…',
accelerator: 'CmdOrCtrl+Shift+E',
click: () => send(win, 'exportPDF')
},
{ type: 'separator' },
{
label: 'Open Draft Folder in Finder',

98
src/main/ipcHandlers.ts
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@@ -1,6 +1,7 @@
import { ipcMain, dialog, BrowserWindow } from 'electron'
import { readFileSync } from 'fs'
import { extname, basename } from 'path'
import { readFileSync, writeFileSync, unlinkSync } from 'fs'
import { extname, basename, join } from 'path'
import { tmpdir } from 'os'
import { listDraftFiles, readMarkdownFile, writeMarkdownFile, getProjectWordCount, saveOrderFile, readSession, writeSession, saveRevision, listRevisions, loadRevision, deleteRevision, renameFileOrDir, deleteFileOrDir, createMarkdownFile, createSubdirectory, moveFileOrDir, readStoryBibleFile, openStoryBibleFile, writeStoryBibleFile, searchAcrossFiles, replaceInFiles } from './fileSystem'
import type { SearchOptions } from './fileSystem'
import { streamMessage, resetClient } from './aiService'
@@ -181,4 +182,97 @@ export function registerIpcHandlers(): void {
const result = await dialog.showOpenDialog(win!, { properties: ['openDirectory'] })
return result.canceled ? null : result.filePaths[0]
})
ipcMain.handle('export:pdf', async (event, content: string, fileName: string): Promise<void> => {
const win = BrowserWindow.fromWebContents(event.sender)
const result = await dialog.showSaveDialog(win!, {
defaultPath: `${fileName}.pdf`,
filters: [{ name: 'PDF', extensions: ['pdf'] }]
})
if (result.canceled || !result.filePath) return
const { marked } = await import('marked')
// Draft files use single \n between paragraphs; marked needs \n\n to create <p> elements
const normalized = content.replace(/\r\n/g, '\n').replace(/\n(?!\n)/g, '\n\n')
const bodyHtml = await marked(normalized)
// Escape for safe injection into HTML attributes
const safeTitle = fileName.replace(/&/g, '&amp;').replace(/"/g, '&quot;').replace(/</g, '&lt;')
const headerTitle = fileName.toUpperCase().replace(/</g, '&lt;').replace(/>/g, '&gt;')
const html = `<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>${safeTitle}</title>
<style>
@page { size: letter; margin: 1in; }
body {
font-family: "Courier New", Courier, monospace;
font-size: 12pt;
line-height: 2;
color: #000;
margin: 0;
padding: 0;
}
h1, h2, h3 {
font-weight: normal;
font-size: 12pt;
text-align: center;
text-transform: uppercase;
margin: 0;
line-height: 2;
}
p {
margin: 0;
text-indent: 0.5in;
text-align: left;
}
h1 + p, h2 + p, h3 + p, hr + p { text-indent: 0; }
hr {
border: none;
margin: 0;
line-height: 2;
height: 2em;
text-align: center;
}
hr::after {
content: "#";
display: block;
text-align: center;
line-height: 2;
}
em { font-style: italic; }
strong { font-weight: bold; }
blockquote { margin: 0 0 0 0.5in; }
ul, ol { margin: 0 0 0 0.5in; }
li { margin: 0; }
</style>
</head>
<body>${bodyHtml}</body>
</html>`
const tempPath = join(tmpdir(), `hohoff-export-${Date.now()}.html`)
writeFileSync(tempPath, html, 'utf-8')
const offscreen = new BrowserWindow({
show: false,
webPreferences: { sandbox: false, contextIsolation: true }
})
try {
await offscreen.loadFile(tempPath)
const pdfBuffer = await offscreen.webContents.printToPDF({
pageSize: 'Letter',
displayHeaderFooter: true,
headerTemplate: `<div style="font-size:11pt;font-family:'Courier New',Courier,monospace;width:100%;text-align:right;padding-right:72pt;">${headerTitle} / <span class="pageNumber"></span></div>`,
footerTemplate: '<div></div>',
margins: { marginType: 'custom', top: 1.25, bottom: 1.0, left: 1.0, right: 1.0 }
})
writeFileSync(result.filePath, pdfBuffer)
} finally {
offscreen.destroy()
try { unlinkSync(tempPath) } catch { /* ignore */ }
}
})
}

3
src/preload/index.ts
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@@ -118,4 +118,7 @@ contextBridge.exposeInMainWorld('api', {
pickProjectFolder: (): Promise<string | null> =>
ipcRenderer.invoke('config:pickFolder'),
exportPDF: (content: string, fileName: string): Promise<void> =>
ipcRenderer.invoke('export:pdf', content, fileName),
})

5
src/renderer/App.tsx
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@@ -88,6 +88,11 @@ export default function App(): JSX.Element {
} else if (action === 'openProject') {
const picked = await window.api.pickProjectFolder()
if (picked) await switchProject(picked)
} else if (action === 'exportPDF') {
if (activeFilePath && activeFileContent) {
const fileName = activeFilePath.split('/').pop()?.replace(/\.md$/, '') ?? 'document'
await window.api.exportPDF(activeFileContent, fileName)
}
}
})
}, [activeFilePath, isDirty, activeFileContent, fontSize])

1
src/renderer/types/global.d.ts vendored
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@@ -37,6 +37,7 @@ declare global {
readConfig: () => Promise<GlobalConfig>
writeConfig: (updates: Partial<GlobalConfig>) => Promise<void>
pickProjectFolder: () => Promise<string | null>
exportPDF: (content: string, fileName: string) => Promise<void>
}
}
}

2
tsconfig.node.tsbuildinfo
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