Make the backlog its own component

src/components.rs

@@ -12,6 +12,8 @@ mod fps;
 pub use fps::FpsCounter;
 mod home;
 pub use home::Home;
+mod backlog;
+pub use backlog::Backlog;
 
 /// `Component` is a trait that represents a visual and interactive element of the user interface.
 /// Implementors of this trait can be registered with the main application loop and will be able to receive events,

src/components/backlog.rs

@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2023  Valentin Lorentz
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+use super::Component;
+use color_eyre::eyre::{Result, WrapErr};
+use ratatui::{prelude::*, widgets::*};
+
+#[derive(Default)]
+pub struct Backlog {}
+
+impl Component for Backlog {
+  fn draw(
+    &mut self,
+    frame: &mut Frame<'_>,
+    area: Rect,
+    buffers: &crate::buffers::Buffers,
+  ) -> Result<()> {
+    frame.render_widget(
+      Paragraph::new(buffers.active_buffer().content())
+        .block(Block::new().borders(Borders::ALL))
+        .wrap(Wrap { trim: true }),
+      area,
+    );
+    Ok(())
+  }
+}

src/components/home.rs

@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) 2023  Valentin Lorentz
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 use std::{collections::HashMap, time::Duration};
 
 use color_eyre::eyre::{Result, WrapErr};
@@ -8,7 +24,7 @@ use tokio::sync::mpsc::UnboundedSender;
 use tokio::sync::OnceCell;
 use tui_textarea::{Input, Key, TextArea};
 
-use super::{Buflist, Component};
+use super::{Backlog, Buflist, Component};
 use crate::{
   action::Action,
   config::{Config, KeyBindings},
@@ -19,6 +35,7 @@ pub struct Home {
   command_tx: Option<UnboundedSender<Action>>,
   config: OnceCell<Config>,
   buflist: Buflist,
+  backlog: Backlog,
   textarea: TextArea<'static>,
 }
 
@@ -121,15 +138,13 @@ impl Component for Home {
       ])
       .split(layout[1]);
 
-    frame.render_widget(
-      Paragraph::new(buffers.active_buffer().content())
-        .block(Block::new().borders(Borders::ALL))
-        .wrap(Wrap { trim: true }),
-      layout[0],
-    );
-
     frame.render_widget(self.textarea.widget(), layout[1]);
 
+    self
+      .backlog
+      .draw(frame, layout[0], buffers)
+      .context("Error drawing backlog")?;
+
     Ok(())
   }
 }