content added

src/app.rs

@@ -5,14 +5,14 @@ pub type AppResult<T> = std::result::Result<T, Box<dyn error::Error>>;
 #[derive(Debug)]
 pub struct App {
     pub running: bool,
-    pub counter: u8,
+    pub content: String,
 }
 
 impl Default for App {
     fn default() -> Self {
         Self {
             running: true,
-            counter: 0,
+            content: "".into(),
         }
     }
 }
@@ -28,15 +28,7 @@ impl App {
         self.running = false;
     }
 
-    pub fn increment_counter(&mut self) {
-        if let Some(res) = self.counter.checked_add(1) {
-            self.counter = res;
-        }
-    }
-
-    pub fn decrement_counter(&mut self) {
-        if let Some(res) = self.counter.checked_sub(1) {
-            self.counter = res;
-        }
+    pub fn append_str(&mut self, text: char) {
+        self.content.push(text)
     }
 }

src/handler.rs

@@ -11,13 +11,11 @@ pub fn handle_key_events(key_event: KeyEvent, app: &mut App) -> AppResult<()> {
                 app.quit();
             }
         }
-        KeyCode::Right => {
-            app.increment_counter();
-        }
-        KeyCode::Left => {
-            app.decrement_counter();
+        _ => {
+            if let KeyCode::Char(c) = key_event.code {
+                app.append_str(c)
+            }
         }
-        _ => {}
     }
     Ok(())
 }

src/ui.rs

@@ -13,8 +13,8 @@ pub fn render(app: &mut App, frame: &mut Frame) {
             "This is a tui template.\n\
                 Press `Esc`, `Ctrl-C` or `q` to stop running.\n\
                 Press left and right to increment and decrement the counter respectively.\n\
-                Counter: {}",
-            app.counter
+                Content:\n {}",
+            app.content
         ))
         .block(
             Block::bordered()