use clap::{Parser, Subcommand};

/// Simple program to manage Windows file associations
#[derive(Parser)]
#[command(name = "Windows File Association Operator", version, about)]
pub struct Cli {
    /// The toml file introducing the complete program
    #[arg(
        short = 'c',
        long = "config",
        value_name = "PROG_CONFIG",
        required = true
    )]
    pub(crate) config_file: String,

    /// The scope where wfassoc operate
    #[arg(short = 'f', long = "for", value_name = "TARGET", value_enum, default_value_t = ForTarget::User)]
    pub(crate) for_which: ForTarget,

    #[command(subcommand)]
    pub(crate) command: Commands,
}

#[derive(clap::ValueEnum, Clone)]
pub enum ForTarget {
    #[value(name = "user")]
    User,
    #[value(name = "system")]
    System,
}

// impl From<ForTarget> for RegisterKind {
//     fn from(target: ForTarget) -> Self {
//         match target {
//             ForTarget::User => RegisterKind::User,
//             ForTarget::System => RegisterKind::System,
//         }
//     }
// }

#[derive(Subcommand)]
pub enum Commands {
    /// Register the program
    #[command(name = "register")]
    Register,
    /// Unregister the program
    #[command(name = "unregister")]
    Unregister,
    /// Query file associations
    #[command(name = "query")]
    Query,
}