add find messages

src/ui/messages.rs

@@ -307,6 +307,12 @@ fn adjust_entities_for_substring(
 }
 
 pub fn render(f: &mut Frame, area: Rect, app: &App) {
+    // Режим поиска по сообщениям
+    if app.is_message_search_mode() {
+        render_search_mode(f, area, app);
+        return;
+    }
+
     // Режим просмотра закреплённых сообщений
     if app.is_pinned_mode() {
         render_pinned_mode(f, area, app);
@@ -812,6 +818,147 @@ pub fn render(f: &mut Frame, area: Rect, app: &App) {
     }
 }
 
+/// Рендерит режим поиска по сообщениям
+fn render_search_mode(f: &mut Frame, area: Rect, app: &App) {
+    let chunks = Layout::default()
+        .direction(Direction::Vertical)
+        .constraints([
+            Constraint::Length(3), // Search input
+            Constraint::Min(0),    // Search results
+            Constraint::Length(3), // Help bar
+        ])
+        .split(area);
+
+    // Search input
+    let total = app.message_search_results.len();
+    let current = if total > 0 { app.selected_search_result_index + 1 } else { 0 };
+    
+    let input_line = if app.message_search_query.is_empty() {
+        Line::from(vec![
+            Span::styled("🔍 ", Style::default().fg(Color::Yellow)),
+            Span::styled("█", Style::default().fg(Color::Yellow)),
+            Span::styled(" Введите текст для поиска...", Style::default().fg(Color::Gray)),
+        ])
+    } else {
+        Line::from(vec![
+            Span::styled("🔍 ", Style::default().fg(Color::Yellow)),
+            Span::styled(&app.message_search_query, Style::default().fg(Color::White)),
+            Span::styled("█", Style::default().fg(Color::Yellow)),
+            Span::styled(format!("  ({}/{})", current, total), Style::default().fg(Color::Gray)),
+        ])
+    };
+    
+    let search_input = Paragraph::new(input_line)
+        .block(
+            Block::default()
+                .borders(Borders::ALL)
+                .border_style(Style::default().fg(Color::Yellow))
+                .title(" Поиск по сообщениям ")
+                .title_style(Style::default().fg(Color::Yellow).add_modifier(Modifier::BOLD))
+        );
+    f.render_widget(search_input, chunks[0]);
+
+    // Search results
+    let content_width = chunks[1].width.saturating_sub(2) as usize;
+    let mut lines: Vec<Line> = Vec::new();
+
+    if app.message_search_results.is_empty() {
+        if !app.message_search_query.is_empty() {
+            lines.push(Line::from(Span::styled(
+                "Ничего не найдено",
+                Style::default().fg(Color::Gray),
+            )));
+        }
+    } else {
+        for (idx, msg) in app.message_search_results.iter().enumerate() {
+            let is_selected = idx == app.selected_search_result_index;
+
+            // Пустая строка между результатами
+            if idx > 0 {
+                lines.push(Line::from(""));
+            }
+
+            // Маркер выбора, имя и дата
+            let marker = if is_selected { "▶ " } else { "  " };
+            let sender_color = if msg.is_outgoing { Color::Green } else { Color::Cyan };
+            let sender_name = if msg.is_outgoing { "Вы".to_string() } else { msg.sender_name.clone() };
+
+            lines.push(Line::from(vec![
+                Span::styled(marker, Style::default().fg(Color::Yellow).add_modifier(Modifier::BOLD)),
+                Span::styled(
+                    format!("{} ", sender_name),
+                    Style::default().fg(sender_color).add_modifier(Modifier::BOLD),
+                ),
+                Span::styled(
+                    format!("({})", crate::utils::format_datetime(msg.date)),
+                    Style::default().fg(Color::Gray),
+                ),
+            ]));
+
+            // Текст сообщения (с переносом)
+            let msg_color = if is_selected { Color::Yellow } else { Color::White };
+            let max_width = content_width.saturating_sub(4);
+            let wrapped = wrap_text_with_offsets(&msg.content, max_width);
+            let wrapped_count = wrapped.len();
+
+            for wrapped_line in wrapped.into_iter().take(2) {
+                lines.push(Line::from(vec![
+                    Span::raw("    "),
+                    Span::styled(wrapped_line.text, Style::default().fg(msg_color)),
+                ]));
+            }
+            if wrapped_count > 2 {
+                lines.push(Line::from(vec![
+                    Span::raw("    "),
+                    Span::styled("...", Style::default().fg(Color::Gray)),
+                ]));
+            }
+        }
+    }
+
+    // Скролл к выбранному результату
+    let visible_height = chunks[1].height.saturating_sub(2) as usize;
+    let lines_per_result = 4;
+    let selected_line = app.selected_search_result_index * lines_per_result;
+    let scroll_offset = if selected_line > visible_height / 2 {
+        (selected_line - visible_height / 2) as u16
+    } else {
+        0
+    };
+
+    let results_widget = Paragraph::new(lines)
+        .block(
+            Block::default()
+                .borders(Borders::ALL)
+                .border_style(Style::default().fg(Color::Yellow))
+        )
+        .scroll((scroll_offset, 0));
+    f.render_widget(results_widget, chunks[1]);
+
+    // Help bar
+    let help_line = Line::from(vec![
+        Span::styled(" ↑↓ ", Style::default().fg(Color::Yellow).add_modifier(Modifier::BOLD)),
+        Span::raw("навигация"),
+        Span::raw("  "),
+        Span::styled(" n/N ", Style::default().fg(Color::Yellow).add_modifier(Modifier::BOLD)),
+        Span::raw("след./пред."),
+        Span::raw("  "),
+        Span::styled(" Enter ", Style::default().fg(Color::Green).add_modifier(Modifier::BOLD)),
+        Span::raw("перейти"),
+        Span::raw("  "),
+        Span::styled(" Esc ", Style::default().fg(Color::Red).add_modifier(Modifier::BOLD)),
+        Span::raw("выход"),
+    ]);
+    let help = Paragraph::new(help_line)
+        .block(
+            Block::default()
+                .borders(Borders::ALL)
+                .border_style(Style::default().fg(Color::Yellow))
+        )
+        .alignment(Alignment::Center);
+    f.render_widget(help, chunks[2]);
+}
+
 /// Рендерит режим просмотра закреплённых сообщений
 fn render_pinned_mode(f: &mut Frame, area: Rect, app: &App) {
     let chunks = Layout::default()