✨ session saving

src/main/fileSystem.ts

@@ -6,6 +6,7 @@ const DRAFT_ROOT =
   process.env.DRAFT_PATH ?? '/Users/pori/WebstormProjects/hohoff/draft'
 
 const ORDER_FILE = join(DRAFT_ROOT, '.order.json')
+const SESSION_FILE = join(DRAFT_ROOT, '.session.json')
 
 const PART_ORDER = ['Prologue', 'Content Warning', 'Part I', 'Part II', 'Part III', 'Part IV', 'Epilogue', 'The first time']
 
@@ -30,6 +31,18 @@ export async function saveOrderFile(order: Record<string, string[]>): Promise<vo
   await writeFile(ORDER_FILE, JSON.stringify(order, null, 2), 'utf-8')
 }
 
+export async function readSession(): Promise<Record<string, unknown>> {
+  try {
+    return JSON.parse(await readFile(SESSION_FILE, 'utf-8'))
+  } catch {
+    return {}
+  }
+}
+
+export async function writeSession(data: Record<string, unknown>): Promise<void> {
+  await writeFile(SESSION_FILE, JSON.stringify(data), 'utf-8')
+}
+
 function applyOrder(nodes: FileNode[], savedNames: string[]): FileNode[] {
   const map = new Map(nodes.map((n) => [n.name, n]))
   const ordered = savedNames.filter((n) => map.has(n)).map((n) => map.get(n)!)

src/main/ipcHandlers.ts

@@ -1,5 +1,5 @@
 import { ipcMain } from 'electron'
-import { listDraftFiles, readMarkdownFile, writeMarkdownFile, getProjectWordCount, saveOrderFile } from './fileSystem'
+import { listDraftFiles, readMarkdownFile, writeMarkdownFile, getProjectWordCount, saveOrderFile, readSession, writeSession } from './fileSystem'
 import { streamMessage } from './aiService'
 import type { AIPayload } from '../renderer/types/editor'
 
@@ -24,6 +24,14 @@ export function registerIpcHandlers(): void {
     await saveOrderFile(order)
   })
 
+  ipcMain.handle('session:read', async () => {
+    return await readSession()
+  })
+
+  ipcMain.handle('session:write', async (_event, data: Record<string, unknown>) => {
+    await writeSession(data)
+  })
+
   ipcMain.handle('ai:streamMessage', async (event, payload: AIPayload) => {
     try {
       await streamMessage(payload, (chunk: string) => {