Реализовать SHiNE_DM v1 с E2EE и tombstone

shine-UI/js/app.js

@@ -27,6 +27,8 @@ import {
   state,
   terminateCurrentSession,
   addSignedMessageToChat,
+  deleteConversationMessagesBefore,
+  deleteSignedMessageByBaseKey,
   markIncomingReadByBaseKey,
   markOutgoingReadByBaseKey,
   normalizeDmChatId,
@@ -1018,10 +1020,29 @@ async function init() {
     const fromLogin = parsed.fromLogin || '';
     const toLogin = parsed.toLogin || '';
     const messageType = Number(parsed.messageType || 0);
-    const chatId = normalizeDmChatId(messageType === 2 ? toLogin : fromLogin);
-    const text = (messageType === 1 || messageType === 2)
-      ? String(parsed.text || '')
-      : '';
+    const currentLogin = String(state.session?.login || '').trim().toLowerCase();
+    const chatPeerLogin = currentLogin && currentLogin === String(fromLogin || '').trim().toLowerCase()
+      ? toLogin
+      : fromLogin;
+    const chatId = normalizeDmChatId(chatPeerLogin);
+    let text = '';
+    if (messageType === 1 || messageType === 2) {
+      try {
+        const decrypted = await authService.decryptSignedMessageContent({
+          parsed,
+          login: state.session?.login || '',
+          storagePwd: state.session?.storagePwdInMemory || '',
+        });
+        text = String(decrypted?.text || '');
+      } catch (error) {
+        addAppLogEntry({
+          level: 'warn',
+          source: 'signed-dm',
+          message: 'Не удалось расшифровать DM',
+          details: { messageKey, baseKey: parsed.baseKey, error: error?.message || 'unknown' },
+        });
+      }
+    }
 
     let shouldRefreshToolbarUnread = false;
 
@@ -1084,6 +1105,24 @@ async function init() {
         message: 'Получено подтверждение прочтения',
         details: { messageKey, baseKey: parsed.baseKey, messageType },
       });
+    } else if (messageType === 5 || messageType === 6) {
+      const changed = deleteSignedMessageByBaseKey(chatId, parsed.baseKey);
+      if (changed) shouldRefreshToolbarUnread = true;
+      addAppLogEntry({
+        level: 'info',
+        source: 'signed-dm',
+        message: 'Получено удаление сообщения',
+        details: { messageKey, baseKey: parsed.baseKey, messageType, changed },
+      });
+    } else if (messageType === 7 || messageType === 8) {
+      const removed = deleteConversationMessagesBefore(chatId, Number(parsed.timeMs || 0));
+      if (removed > 0) shouldRefreshToolbarUnread = true;
+      addAppLogEntry({
+        level: 'info',
+        source: 'signed-dm',
+        message: 'Получено удаление истории переписки',
+        details: { messageKey, baseKey: parsed.baseKey, messageType, removed, boundaryTimeMs: Number(parsed.timeMs || 0) },
+      });
     }
 
     try {