feat: Replaced the Exec popup with a fully functional terminal emulator (#348)

* feat: Replaced the `Exec` popup with a fully functional terminal emulator

closes #340

* fix: colors and fmt for terminal

* feat: Handle exit and cd on terminal

* fix: Fmt pah

src/ui/activities/filetransfer/actions/exec.rs

@@ -2,41 +2,127 @@
 //!
 //! `filetransfer_activiy` is the module which implements the Filetransfer activity, which is the main activity afterall
 
+use std::path::PathBuf;
+use std::str::FromStr;
+
 // locals
 use super::{FileTransferActivity, LogLevel};
 
+/// Terminal command
+#[derive(Debug, Clone, PartialEq, Eq)]
+enum Command {
+    Cd(String),
+    Exec(String),
+    Exit,
+}
+
+impl FromStr for Command {
+    type Err = String;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        let mut parts = s.split_whitespace();
+        match parts.next() {
+            Some("cd") => {
+                if let Some(path) = parts.next() {
+                    Ok(Command::Cd(path.to_string()))
+                } else {
+                    Err("cd command requires a path".to_string())
+                }
+            }
+            Some("exit") | Some("logout") => Ok(Command::Exit),
+            Some(cmd) => Ok(Command::Exec(cmd.to_string())),
+            None => Err("".to_string()),
+        }
+    }
+}
+
 impl FileTransferActivity {
     pub(crate) fn action_local_exec(&mut self, input: String) {
-        match self.host_bridge.exec(input.as_str()) {
-            Ok(output) => {
-                // Reload files
-                self.log(LogLevel::Info, format!("\"{input}\": {output}"));
-            }
+        self.action_exec(false, input);
+    }
+
+    pub(crate) fn action_remote_exec(&mut self, input: String) {
+        self.action_exec(true, input);
+    }
+
+    fn action_exec(&mut self, remote: bool, cmd: String) {
+        if cmd.is_empty() {
+            self.print_terminal("".to_string());
+        }
+
+        let cmd = match Command::from_str(&cmd) {
+            Ok(cmd) => cmd,
             Err(err) => {
-                // Report err
-                self.log_and_alert(
-                    LogLevel::Error,
-                    format!("Could not execute command \"{input}\": {err}"),
-                );
+                self.log(LogLevel::Error, format!("Invalid command: {err}"));
+                self.print_terminal(err);
+                return;
+            }
+        };
+
+        match cmd {
+            Command::Cd(path) => {
+                self.action_exec_cd(remote, path);
+            }
+            Command::Exec(executable) => {
+                self.action_exec_executable(remote, executable);
+            }
+            Command::Exit => {
+                self.action_exec_exit();
             }
         }
     }
 
-    pub(crate) fn action_remote_exec(&mut self, input: String) {
-        match self.client.as_mut().exec(input.as_str()) {
-            Ok((rc, output)) => {
-                // Reload files
-                self.log(
-                    LogLevel::Info,
-                    format!("\"{input}\" (exitcode: {rc}): {output}"),
-                );
+    fn action_exec_exit(&mut self) {
+        self.browser.toggle_terminal(false);
+        self.umount_exec();
+    }
+
+    fn action_exec_cd(&mut self, remote: bool, input: String) {
+        let new_dir = if remote {
+            let dir_path: PathBuf =
+                self.remote_to_abs_path(PathBuf::from(input.as_str()).as_path());
+            self.remote_changedir(dir_path.as_path(), true);
+
+            dir_path
+        } else {
+            let dir_path: PathBuf =
+                self.host_bridge_to_abs_path(PathBuf::from(input.as_str()).as_path());
+            self.host_bridge_changedir(dir_path.as_path(), true);
+
+            dir_path
+        };
+
+        self.update_browser_file_list();
+
+        // update prompt and print the new directory
+        self.update_terminal_prompt();
+        self.print_terminal(new_dir.display().to_string());
+    }
+
+    /// Execute a [`Command::Exec`] command
+    fn action_exec_executable(&mut self, remote: bool, cmd: String) {
+        let res = if remote {
+            self.client
+                .as_mut()
+                .exec(cmd.as_str())
+                .map(|(_, output)| output)
+                .map_err(|e| e.to_string())
+        } else {
+            self.host_bridge
+                .exec(cmd.as_str())
+                .map_err(|e| e.to_string())
+        };
+
+        match res {
+            Ok(output) => {
+                self.print_terminal(output);
             }
             Err(err) => {
-                // Report err
-                self.log_and_alert(
+                self.log(
                     LogLevel::Error,
-                    format!("Could not execute command \"{input}\": {err}"),
+                    format!("Could not execute command \"{cmd}\": {err}"),
                 );
+                self.print_terminal(err);
             }
         }
     }