issue_block_link.rs

use crate::{IssueBlockLinkId, IssueBlockLinkStatus, IssueId};

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct IssueBlockLink {
    id: IssueBlockLinkId,
    status: IssueBlockLinkStatus,
}

impl IssueBlockLink {
    pub(crate) fn new(id: IssueBlockLinkId) -> Self {
        Self {
            id,
            status: IssueBlockLinkStatus::Blocked,
        }
    }

    pub fn issue_id(&self) -> &IssueId {
        self.id.issue_id()
    }

    pub fn blocked_issue_id(&self) -> &IssueId {
        self.id.blocked_issue_id()
    }

    pub fn is_blocked(&self) -> bool {
        self.status == IssueBlockLinkStatus::Blocked
    }

    pub(crate) fn block(&mut self) {
        self.status = IssueBlockLinkStatus::Blocked;
    }

    pub(crate) fn unblock(&mut self) {
        self.status = IssueBlockLinkStatus::Unblocked;
    }
}

#[cfg(test)]
mod tests {
    use std::str::FromStr;

    use super::*;

    #[test]
    fn test() -> anyhow::Result<()> {
        let id = IssueBlockLinkId::from_str("1 -> 2")?;
        let mut link = IssueBlockLink::new(id.clone());
        assert_eq!(link.issue_id(), id.issue_id());
        assert_eq!(link.blocked_issue_id(), id.blocked_issue_id());
        assert!(link.is_blocked());

        link.unblock();
        assert!(!link.is_blocked());

        link.block();
        assert!(link.is_blocked());

        Ok(())
    }
}