use crate::bare::GitBare;
use crate::error::{GitError, GitResult};
use crate::pb::{CreateTagRequest, GetTagRequest, Tag};

impl GitBare {
    pub fn create_tag(&self, request: CreateTagRequest) -> GitResult<Tag> {
        crate::sanitize::validate_ref_name(&request.name)?;
        let target = match request.target.and_then(|s| s.selector) {
            Some(crate::pb::object_selector::Selector::Oid(oid)) => oid.hex,
            Some(crate::pb::object_selector::Selector::Revision(name)) => {
                crate::sanitize::validate_revision(&name.revision)?;
                name.revision
            }
            None => "HEAD".into(),
        };
        let mut args = vec![
            "--git-dir".to_string(),
            self.bare_dir.to_string_lossy().into_owned(),
            "tag".to_string(),
        ];
        if request.force {
            args.push("--force".into());
        }
        if request.annotated {
            args.push("--annotate".into());
            if !request.message.is_empty() {
                args.push("-m".into());
                args.push(request.message.clone());
            }
        }
        args.push(request.name.clone());
        args.push(target);
        let result = duct::cmd("git", &args)
            .stdout_capture()
            .stderr_capture()
            .unchecked()
            .run()?;
        if !result.status.success() {
            return Err(GitError::CommandFailed {
                status_code: result.status.code(),
                stderr: String::from_utf8_lossy(&result.stderr).into_owned(),
            });
        }
        self.get_tag(GetTagRequest {
            repository: request.repository,
            name: request.name,
            include_raw: false,
        })
    }
}