add edit, ls and remove cli commands

src/cli/remove.rs

@@ -1,6 +1,34 @@
-use clap::Command;
+use clap::{Arg, ArgMatches, Command};
+
+use crate::{Config, DbPool};
+
+use std::fs;
+
+use diesel::prelude::*;
 
 pub fn create_subcommand() -> Command {
     Command::new("remove")
     .about("remove a server")
+    .arg(Arg::new("NAME").required(true))
+}
+
+pub async fn subcommand(arguments: &ArgMatches, pool: DbPool) -> Result<(), String> {
+    use crate::schema::servers::dsl::*;
+    let server_name = arguments.get_one::<String>("NAME").unwrap();
+
+    let config = Config::load();
+
+    let conn = &mut pool.get().unwrap();
+    
+    //todo stop the server if it's started
+
+    let deleted = diesel::delete(servers.filter(name.eq(server_name))).execute(conn).map_err(|_| "failed to delete from db".to_string())?;
+    if deleted != 1 {
+        return Err("servver was not found".to_string());
+    }
+
+    let path = config.config_path + "/" + server_name;
+
+    fs::remove_dir_all(path).map_err(|e| format!("failed to remove the server directory, reason : {}", e))?;
+    Ok(())
 }