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use crate::commit::Commit;
use crate::error::Result;

/// Representation of a release.
#[derive(Default, Debug, Clone, PartialEq, serde::Serialize, serde::Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct Release<'a> {
	/// Release version, git tag.
	pub version:   Option<String>,
	/// Commits made for the release.
	pub commits:   Vec<Commit<'a>>,
	/// Commit ID of the tag.
	#[serde(rename = "commit_id")]
	pub commit_id: Option<String>,
	/// Timestamp of the release in seconds, from epoch.
	pub timestamp: i64,
	/// Previous release.
	pub previous:  Option<Box<Release<'a>>>,
}

/// Representation of a list of releases.
pub struct Releases<'a>(pub &'a Vec<Release<'a>>);

impl<'a> Releases<'a> {
	/// Returns the list of releases as JSON.
	pub fn as_json(&self) -> Result<String> {
		Ok(serde_json::to_string(self.0)?)
	}
}