rework command parsing and add shell command

 - This change will break compatibility with previous keymap.toml configs
 - 'shell' command allows users to run a shell command inside joshuto

1 files changed, 44 insertions, 0 deletions

diff --git a/src/commands/shell.rs b/src/commands/shell.rs
new file mode 100644
index 0000000..19e901d
--- /dev/null
+++ b/src/commands/shell.rs
@@ -0,0 +1,44 @@
+use std::process;
+
+use crate::commands::{self, JoshutoCommand, JoshutoRunnable};
+use crate::context::JoshutoContext;
+use crate::error::JoshutoResult;
+use crate::ui::widgets::TuiTextField;
+use crate::ui::TuiBackend;
+
+#[derive(Clone, Debug)]
+pub struct ShellCommand {
+    pub command: String,
+}
+
+impl ShellCommand {
+    pub fn new(command: String) -> Self {
+        Self { command }
+    }
+    pub const fn command() -> &'static str {
+        "console"
+    }
+
+    pub fn shell_command(command: &str) -> std::io::Result<()> {
+        let mut command = process::Command::new("sh").arg("-c").arg(command).spawn()?;
+        Ok(())
+    }
+}
+
+impl JoshutoCommand for ShellCommand {}
+
+impl std::fmt::Display for ShellCommand {
+    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
+        write!(f, "{}: sh -c '{}'", Self::command(), self.command)
+    }
+}
+
+impl JoshutoRunnable for ShellCommand {
+    fn execute(&self, context: &mut JoshutoContext, backend: &mut TuiBackend) -> JoshutoResult<()> {
+        backend.terminal_drop();
+        let res = Self::shell_command(self.command.as_str());
+        backend.terminal_restore()?;
+        res?;
+        Ok(())
+    }
+}