// Copyright 2018-2020 Parity Technologies (UK) Ltd.
// This file is part of Substrate.

// Substrate is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// Substrate is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with Substrate.  If not, see <http://www.gnu.org/licenses/>.

use sc_cli::{SharedParams, ImportParams, RunCmd};
use structopt::StructOpt;

/// An overarching CLI command definition.
#[derive(Clone, Debug, StructOpt)]
#[structopt(settings = &[
	structopt::clap::AppSettings::GlobalVersion,
	structopt::clap::AppSettings::ArgsNegateSubcommands,
	structopt::clap::AppSettings::SubcommandsNegateReqs,
])]
pub struct Cli {
	/// Possible subcommand with parameters.
	#[structopt(subcommand)]
	pub subcommand: Option<Subcommand>,
	#[allow(missing_docs)]
	#[structopt(flatten)]
	pub run: RunCmd,
}

/// Possible subcommands of the main binary.
#[derive(Clone, Debug, StructOpt)]
pub enum Subcommand {
	/// A set of base subcommands handled by `sc_cli`.
	#[structopt(flatten)]
	Base(sc_cli::Subcommand),
	/// The custom factory subcommmand for manufacturing transactions.
	#[structopt(
		name = "factory",
		about = "Manufactures num transactions from Alice to random accounts. \
		Only supported for development or local testnet."
	)]
	Factory(FactoryCmd),

	/// The custom inspect subcommmand for decoding blocks and extrinsics.
	#[structopt(
		name = "inspect",
		about = "Decode given block or extrinsic using current native runtime."
	)]
	Inspect(node_inspect::cli::InspectCmd),
}

/// The `factory` command used to generate transactions.
/// Please note: this command currently only works on an empty database!
#[derive(Debug, StructOpt, Clone)]
pub struct FactoryCmd {
	/// Number of blocks to generate.
	#[structopt(long="blocks", default_value = "1")]
	pub blocks: u32,

	/// Number of transactions to push per block.
	#[structopt(long="transactions", default_value = "8")]
	pub transactions: u32,

	#[allow(missing_docs)]
	#[structopt(flatten)]
	pub shared_params: SharedParams,

	#[allow(missing_docs)]
	#[structopt(flatten)]
	pub import_params: ImportParams,
}