//! The Command Line Interface definition to the git-identity subcommand

use clap::{ArgAction, Args, Parser, Subcommand};

/// Manages multiple identities (e.g. personal, work, university, ...) in git repos for you.
#[derive(Parser, Debug)]
pub struct Cli {
    #[command(flatten)]
    pub global: GlobalArgs,

    #[command(subcommand)]
    pub command: Command,
}

impl Cli {
    pub fn run_subcommand(self) -> anyhow::Result<()> {
        match self.command {
            Command::SayHello(cli) => crate::subcommands::say_hello::main(self.global, cli),
        }
    }
}

/// Global arguments (not specific to any subcommand)
#[derive(Args, Debug)]
pub struct GlobalArgs {
    /// Increases the verbosity of the log outputs
    ///
    /// The RUST_LOG environment variable takes priority if both are specified.
    #[arg(short, long = "verbose", action = ArgAction::Count)]
    pub verbosity: u8,
}

#[derive(Subcommand, Debug)]
pub enum Command {
    SayHello(SayHelloCli),
}

/// A temporary subcommand for testing the cli
#[derive(Parser, Debug)]
pub struct SayHelloCli {
    pub name: String,
}