use eyre::Result;

use crate::config::Config;
use crate::shims;
use crate::toolset::ToolsetBuilder;

/// Creates new shims based on bin paths from currently installed tools.
///
/// This creates new shims in ~/.local/share/mise/shims for CLIs that have been added.
/// mise will try to do this automatically for commands like `npm i -g` but there are
/// other ways to install things (like using yarn or pnpm for node) that mise does
/// not know about and so it will be necessary to call this explicitly.
///
/// If you think mise should automatically call this for a particular command, please
/// open an issue on the mise repo. You can also setup a shell function to reshim
/// automatically (it's really fast so you don't need to worry about overhead):
///
///     npm() {
///       command npm "$@"
///       mise reshim
///     }
///
/// Note that this creates shims for _all_ installed tools, not just the ones that are
/// currently active in mise.toml.
#[derive(Debug, clap::Args)]
#[clap(verbatim_doc_comment, after_long_help = AFTER_LONG_HELP)]
pub struct Reshim {
    #[clap(hide = true)]
    pub tool: Option<String>,
    #[clap(hide = true)]
    pub version: Option<String>,

    /// Removes all shims before reshimming
    #[clap(long, short)]
    pub force: bool,
}

impl Reshim {
    pub async fn run(self) -> Result<()> {
        let config = Config::get().await?;
        let ts = ToolsetBuilder::new().build(&config).await?;

        shims::reshim(&config, &ts, self.force).await
    }
}

static AFTER_LONG_HELP: &str = color_print::cstr!(
    r#"<bold><underline>Examples:</underline></bold>

    $ <bold>mise reshim</bold>
    $ <bold>~/.local/share/mise/shims/node -v</bold>
    v20.0.0
"#
);
