use crate::git_helpers::create_local_repo;
use crate::harness::{SiteBuilder, TestServer, test_config_with_site};
use crate::runtime::{skip_without_git, skip_without_runtime};
use std::time::Duration;

#[tokio::test]
async fn build_log_created_after_deployment() {
    skip_without_git!();
    skip_without_runtime!();

    let tempdir = tempfile::tempdir().unwrap();
    let base_dir = tempdir.path().to_path_buf();

    let repo_dir = tempdir.path().join("repos");
    tokio::fs::create_dir_all(&repo_dir).await.unwrap();
    let repo_url = create_local_repo(&repo_dir, "main").await;

    let site = SiteBuilder::new("log-site", &repo_url, "test-token")
        .overrides(
            "alpine:latest",
            "mkdir -p out && echo '<h1>test</h1>' > out/index.html",
            "out",
        )
        .build();

    let server = TestServer::start(test_config_with_site(base_dir.clone(), site)).await;

    // Trigger deployment
    let resp = TestServer::client()
        .post(server.url("/log-site"))
        .header("Authorization", "Bearer test-token")
        .send()
        .await
        .unwrap();
    assert_eq!(resp.status().as_u16(), 202);

    // Wait for build to complete
    let builds_dir = base_dir.join("builds/log-site");
    let max_wait = Duration::from_secs(120);
    let start = std::time::Instant::now();

    loop {
        assert!(start.elapsed() <= max_wait, "build timed out");
        if builds_dir.join("current").is_symlink() {
            break;
        }
        tokio::time::sleep(Duration::from_millis(500)).await;
    }

    // Verify logs directory and log file
    let logs_dir = base_dir.join("logs/log-site");
    assert!(logs_dir.is_dir(), "logs directory should exist");

    let mut entries = tokio::fs::read_dir(&logs_dir).await.unwrap();
    let mut found_log = false;
    while let Some(entry) = entries.next_entry().await.unwrap() {
        let name = entry.file_name();
        if name.to_string_lossy().ends_with(".log") {
            found_log = true;
            let content = tokio::fs::read_to_string(entry.path()).await.unwrap();
            assert!(
                content.contains("=== BUILD LOG ==="),
                "log should have header"
            );
            assert!(
                content.contains("Site: log-site"),
                "log should contain site name"
            );
            break;
        }
    }
    assert!(found_log, "should have at least one .log file");
}