use crate::*;
use bs58;

/// define cesium subcommands
#[derive(Clone, Default, Debug, clap::Parser)]
pub enum Subcommand {
	// Nothing
	#[default]
	#[clap(hide = true)]
	Nothing,
	/// Analyse a base58 pubkey and gives it in all its form
	Pubkey { pubkey: String },
	/// Prompt for cesium input
	Prompt,
}

/// handle blockchain commands
pub async fn handle_command(_data: Data, command: Subcommand) -> Result<(), GcliError> {
	match command {
		Subcommand::Nothing => {}
		Subcommand::Pubkey { pubkey } => {
			let raw_pubkey = bs58::decode(pubkey).into_vec().unwrap();
			let raw_pubkey: [u8; 32] = if raw_pubkey.len() > 32 {
				return Err(GcliError::Input("invalid pubkey size".to_string()));
			} else {
				[vec![0; 32 - raw_pubkey.len()], raw_pubkey]
					.concat()
					.try_into()
					.unwrap()
			};
			println!("Pubkey (hex): 0x{}", hex::encode(raw_pubkey));
			let address: AccountId = sp_core::ed25519::Public::from_raw(raw_pubkey).into();
			println!("Address (SS58): {}", address);
		}
		Subcommand::Prompt => {
			let pair = prompt_secret_cesium();
			let public = pair.public();
			println!("Pubkey: {}", bs58::encode(public).into_string());
			let address: AccountId = public.into();
			println!("Address: {}", address);
		}
	}
	Ok(())
}