use gitea_pr_review::model::{
    CommentItem, CommentThread, DiffStat, FileStat, PrMeta, PrReviewDocument,
};

#[test]
fn model_json_roundtrip() {
    let doc = PrReviewDocument {
        meta: PrMeta {
            repo: "org/repo".into(),
            pr_index: 9,
            title: "feat: x".into(),
            state: "open".into(),
            author: "alice".into(),
            base_branch: "main".into(),
            head_branch: "feature/x".into(),
            created_at: "2026-04-08T10:00:00Z".into(),
            updated_at: "2026-04-08T11:00:00Z".into(),
            merged_at: None,
        },
        commits: vec![],
        diff_stat: DiffStat {
            files_changed: 1,
            additions: 2,
            deletions: 1,
            files: vec![FileStat {
                path: "src/main.rs".into(),
                additions: 2,
                deletions: 1,
            }],
        },
        reviews: vec![],
        threads: vec![CommentThread {
            thread_id: "t1".into(),
            file_path: Some("src/main.rs".into()),
            line: Some(10),
            root_comment: CommentItem {
                id: 100,
                user: "reviewer".into(),
                created_at: "2026-04-08T12:00:00Z".into(),
                body: "hello".into(),
            },
            replies: vec![],
        }],
    };

    let encoded = serde_json::to_string(&doc).unwrap();
    let decoded: PrReviewDocument = serde_json::from_str(&encoded).unwrap();
    assert_eq!(decoded.meta.repo, "org/repo");
    assert_eq!(decoded.threads[0].root_comment.body, "hello");
}