From 925b7b29508c0fa6371781c15c2041d4cf8e596e Mon Sep 17 00:00:00 2001
From: Sudo-Ivan <ivan@quad4.io>
Date: Sat, 3 Jan 2026 19:23:53 -0600
Subject: [PATCH] feat(announces): fix announce handling by adding identity and
 destination hash filters; ensure UTC formatting for created_at and updated_at
 timestamps; introduce message font size configuration

---
 meshchatx/meshchat.py                       | 25 +++++++++++++++++----
 meshchatx/src/backend/config_manager.py     |  1 +
 meshchatx/src/backend/database/announces.py |  8 +++++++
 meshchatx/src/backend/markdown_renderer.py  |  2 +-
 4 files changed, 31 insertions(+), 5 deletions(-)

diff --git a/meshchatx/meshchat.py b/meshchatx/meshchat.py
index 26dcc89..88adfe1 100644
--- a/meshchatx/meshchat.py
+++ b/meshchatx/meshchat.py
@@ -5004,7 +5004,10 @@ class ReticulumMeshChat:
 
             # limit results
             if limit is not None:
-                results = results[: int(limit)]
+                try:
+                    results = results[: int(limit)]
+                except (ValueError, TypeError):
+                    pass
 
             # process announces
             lxmf_propagation_nodes = []
@@ -5058,6 +5061,15 @@ class ReticulumMeshChat:
                     is_propagation_enabled = propagation_node_data["enabled"]
                     per_transfer_limit = propagation_node_data["per_transfer_limit"]
 
+                # ensure created_at and updated_at have Z suffix for UTC if they don't have a timezone
+                created_at = str(announce["created_at"])
+                if created_at and "+" not in created_at and "Z" not in created_at:
+                    created_at += "Z"
+
+                updated_at = str(announce["updated_at"])
+                if updated_at and "+" not in updated_at and "Z" not in updated_at:
+                    updated_at += "Z"
+
                 lxmf_propagation_nodes.append(
                     {
                         "destination_hash": announce["destination_hash"],
@@ -5065,8 +5077,8 @@ class ReticulumMeshChat:
                         "operator_display_name": operator_display_name,
                         "is_propagation_enabled": is_propagation_enabled,
                         "per_transfer_limit": per_transfer_limit,
-                        "created_at": announce["created_at"],
-                        "updated_at": announce["updated_at"],
+                        "created_at": created_at,
+                        "updated_at": updated_at,
                     },
                 )
 
@@ -7267,7 +7279,6 @@ class ReticulumMeshChat:
         if "auth_enabled" in data:
             value = self._parse_bool(data["auth_enabled"])
             self.config.auth_enabled.set(value)
-            self.auth_enabled = value
 
             # if disabling auth, also remove the password hash from config
             if not value:
@@ -7314,6 +7325,9 @@ class ReticulumMeshChat:
         if "banished_color" in data:
             self.config.banished_color.set(data["banished_color"])
 
+        if "message_font_size" in data:
+            self.config.message_font_size.set(int(data["message_font_size"]))
+
         # update desktop settings
         if "desktop_open_calls_in_separate_window" in data:
             self.config.desktop_open_calls_in_separate_window.set(
@@ -8210,6 +8224,9 @@ class ReticulumMeshChat:
             "banished_effect_enabled": ctx.config.banished_effect_enabled.get(),
             "banished_text": ctx.config.banished_text.get(),
             "banished_color": ctx.config.banished_color.get(),
+            "message_font_size": ctx.config.message_font_size.get(),
+            "translator_enabled": ctx.config.translator_enabled.get(),
+            "libretranslate_url": ctx.config.libretranslate_url.get(),
             "desktop_open_calls_in_separate_window": ctx.config.desktop_open_calls_in_separate_window.get(),
             "desktop_hardware_acceleration_enabled": ctx.config.desktop_hardware_acceleration_enabled.get(),
         }
diff --git a/meshchatx/src/backend/config_manager.py b/meshchatx/src/backend/config_manager.py
index f4bac80..660336c 100644
--- a/meshchatx/src/backend/config_manager.py
+++ b/meshchatx/src/backend/config_manager.py
@@ -234,6 +234,7 @@ class ConfigManager:
             "banished_color",
             "#dc2626",
         )
+        self.message_font_size = self.IntConfig(self, "message_font_size", 14)
 
     def get(self, key: str, default_value=None) -> str | None:
         return self.db.config.get(key, default_value)
diff --git a/meshchatx/src/backend/database/announces.py b/meshchatx/src/backend/database/announces.py
index 4a86001..080a1bc 100644
--- a/meshchatx/src/backend/database/announces.py
+++ b/meshchatx/src/backend/database/announces.py
@@ -58,6 +58,8 @@ class AnnounceDAO:
         self,
         aspect=None,
         search_term=None,
+        identity_hash=None,
+        destination_hash=None,
         limit=None,
         offset=0,
     ):
@@ -66,6 +68,12 @@ class AnnounceDAO:
         if aspect:
             query += " AND aspect = ?"
             params.append(aspect)
+        if identity_hash:
+            query += " AND identity_hash = ?"
+            params.append(identity_hash)
+        if destination_hash:
+            query += " AND destination_hash = ?"
+            params.append(destination_hash)
         if search_term:
             query += " AND (destination_hash LIKE ? OR identity_hash LIKE ?)"
             like_term = f"%{search_term}%"
diff --git a/meshchatx/src/backend/markdown_renderer.py b/meshchatx/src/backend/markdown_renderer.py
index a1c90c3..3ae1ec2 100644
--- a/meshchatx/src/backend/markdown_renderer.py
+++ b/meshchatx/src/backend/markdown_renderer.py
@@ -24,7 +24,7 @@ class MarkdownRenderer:
             code = match.group(2)
             placeholder = f"[[CB{len(code_blocks)}]]"
             code_blocks.append(
-                f'<pre class="bg-gray-800 dark:bg-zinc-900 text-gray-100 p-4 rounded-lg my-4 overflow-x-auto border border-gray-700 dark:border-zinc-800 font-mono text-sm"><code class="language-{lang}">{code}</code></pre>'
+                f'<pre class="bg-gray-800 dark:bg-zinc-900 text-zinc-100 dark:text-zinc-100 p-4 rounded-lg my-4 overflow-x-auto border border-gray-700 dark:border-zinc-800 font-mono text-sm"><code class="language-{lang} text-inherit">{code}</code></pre>'
             )
             return placeholder