use crate::{
    bare::GitBare,
    cmd::oid::ObjectId,
    errors::{GitError, GitResult},
};

impl GitBare {
    pub fn blob_is_binary(&self, id: ObjectId) -> GitResult<bool> {
        let repo = self.gix_repo()?;
        let gix_id: gix::hash::ObjectId = (&id).try_into()?;

        let blob = repo
            .find_blob(gix_id)
            .map_err(|_| GitError::ObjectNotFound(id.as_str().to_string()))?;

        let check_len = std::cmp::min(8000, blob.data.len());
        let is_binary = blob.data[..check_len].contains(&0);

        Ok(is_binary)
    }

    pub fn blob_exists(&self, id: ObjectId) -> GitResult<bool> {
        let repo = self.gix_repo()?;
        let gix_id: gix::hash::ObjectId = (&id).try_into()?;
        Ok(repo.has_object(gix_id))
    }
}