Add keyboard commands

1 files changed, 56 insertions, 0 deletions

diff --git a/src/keys/key_commands.rs b/src/keys/key_commands.rs
new file mode 100644
index 0000000..6124560
--- /dev/null
+++ b/src/keys/key_commands.rs
@@ -0,0 +1,56 @@
+use crossterm::event::{KeyCode, KeyEvent, KeyModifiers};
+
+use crate::app_action::AppAction;
+
+#[derive(Default, Clone)]
+pub struct KeyCommand {
+    pub key_code: String,
+    pub description: String,
+    pub action: Option<AppAction>,
+}
+
+impl std::fmt::Display for KeyCommand {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "{}\t{}", self.key_code, self.description)
+    }
+}
+
+pub fn serialize_key_event(event: KeyEvent) -> String {
+    let mut modifiers = Vec::with_capacity(3);
+    if event.modifiers.intersects(KeyModifiers::CONTROL) {
+        modifiers.push("ctrl");
+    }
+    if event.modifiers.intersects(KeyModifiers::SUPER)
+        || event.modifiers.intersects(KeyModifiers::HYPER)
+        || event.modifiers.intersects(KeyModifiers::META)
+    {
+        modifiers.push("super");
+    }
+    if event.modifiers.intersects(KeyModifiers::ALT) {
+        modifiers.push("alt");
+    }
+
+    let char;
+    let key = match event.code {
+        KeyCode::Backspace => "del",
+        KeyCode::Enter => "enter",
+        KeyCode::Left => "left",
+        KeyCode::Right => "right",
+        KeyCode::Up => "up",
+        KeyCode::Down => "down",
+        KeyCode::Tab => "tab",
+        KeyCode::Delete => "del",
+        KeyCode::Char(c) if c == ' ' => "space",
+        KeyCode::Char(c) => {
+            char = c.to_string();
+            &char
+        }
+        KeyCode::Esc => "esc",
+        _ => "",
+    };
+    let separator = if modifiers.len() > 0 { "-" } else { "" };
+    let serialized_event =
+        format!("{}{}{}", modifiers.join("-"), separator, key);
+
+    serialized_event
+}