use crate::commands::Command;

use crate::error::CommandError;

use crate::ui::Ui;

use hg::operations::{debug_data, DebugDataKind};

use hg::repo::Repo;

use micro_timer::timed;

pub const HELP_TEXT: &str = "

Dump the contents of a data file revision

";

pub struct DebugDataCommand<'a> {

    rev: &'a str,

    kind: DebugDataKind,

}

impl<'a> DebugDataCommand<'a> {

    pub fn new(rev: &'a str, kind: DebugDataKind) -> Self {

        DebugDataCommand { rev, kind }

    }

}

impl<'a> Command for DebugDataCommand<'a> {

    #[timed]

        let data = debug_data(&repo, self.rev, self.kind)

            .map_err(|e| (e, self.rev))?;

        let mut stdout = ui.stdout_buffer();

        stdout.write_all(&data)?;

        stdout.flush()?;

        Ok(())

    }

}