feat: add message management and delivery states

src/main/db.ts

@@ -80,8 +80,11 @@ export function upsertDevice(d: DeviceRow) {
   upsertDeviceStmt.run(d)
 }
 
-export function listDevices(): DeviceRow[] {
-  return db.prepare(`SELECT * FROM devices ORDER BY last_seen DESC`).all() as DeviceRow[]
+export function listDevices(includeIgnored = false): DeviceRow[] {
+  const sql = includeIgnored
+    ? `SELECT * FROM devices ORDER BY last_seen DESC`
+    : `SELECT * FROM devices WHERE ignored = 0 ORDER BY last_seen DESC`
+  return db.prepare(sql).all() as DeviceRow[]
 }
 
 export function getDevice(id: string): DeviceRow | undefined {
@@ -178,6 +181,19 @@ export function listPendingMessages(peerId: string, selfId: string): MessageRow[
   ).all(key) as MessageRow[]
 }
 
+// 已上传完但 WS update 帧 (带 savedPath) 没送达: metadata 帧 status='sent',
+// body.savedPath 已填, 重发完整 envelope 让收件方出 "打开/位置"
+export function listSentFileUpdates(selfId: string, peerId: string): MessageRow[] {
+  return db.prepare(
+    `SELECT * FROM messages
+     WHERE from_id = ? AND to_id = ?
+       AND status = 'sent'
+       AND type IN ('file', 'image')
+       AND json_extract(body_json, '$.savedPath') IS NOT NULL
+     ORDER BY ts ASC`
+  ).all(selfId, peerId) as MessageRow[]
+}
+
 export function listAllPending(selfId: string): MessageRow[] {
   return db.prepare(
     `SELECT * FROM messages WHERE status = 'pending' AND from_id = ? ORDER BY ts ASC`