//! WP-20/21: /api/vulnerabilities and notification settings.
mod common;

use axum::http::StatusCode;
use common::{get, post, send_json, test_app_with_admin};
use serde_json::json;

const ADMIN: &str = "admin@example.com";
const PW: &str = "admin-password-123";

async fn run_scan(app: &axum::Router, token: &str) -> serde_json::Value {
    let run = post(
        app,
        "/api/jobs/run",
        json!({"kind": "vulnerability_scan"}),
        Some(token),
    )
    .await;
    assert_eq!(run.status, StatusCode::ACCEPTED, "{}", run.json);
    let id = run.json["id"].as_str().unwrap().to_string();
    for _ in 0..100 {
        let r = get(app, &format!("/api/jobs/{id}"), Some(token)).await;
        if r.json["status"] != "running" {
            return r.json;
        }
        tokio::time::sleep(std::time::Duration::from_millis(30)).await;
    }
    panic!("scan did not finish");
}

#[tokio::test]
async fn scan_populates_findings_summary_and_filters() {
    let app = test_app_with_admin().await;
    let token = common::login(&app, ADMIN, PW).await.access;

    let empty = get(&app, "/api/vulnerabilities/summary", Some(&token)).await;
    assert_eq!(empty.status, StatusCode::OK);
    assert_eq!(empty.json["total"]["critical"], 0);
    assert!(empty.json["last_scan"].is_null());
    assert!(empty.json["scanner"].as_str().unwrap().contains("fake"));

    let run = run_scan(&app, &token).await;
    assert_eq!(run["status"], "success", "{}", run["log"]);
    assert!(run["log"].as_str().unwrap().contains("new"));

    let s = get(&app, "/api/vulnerabilities/summary", Some(&token)).await;
    assert!(s.json["total"]["critical"].as_u64().unwrap() >= 2);
    assert!(s.json["os"]["high"].as_u64().unwrap() >= 1);
    assert!(s.json["last_scan"].is_string());

    let all = get(&app, "/api/vulnerabilities", Some(&token)).await;
    let list = all.json.as_array().unwrap();
    assert!(list.len() >= 5);
    assert_eq!(list[0]["severity"], "critical", "sorted by severity");
    let crit = get(
        &app,
        "/api/vulnerabilities?min_severity=critical",
        Some(&token),
    )
    .await;
    assert!(crit
        .json
        .as_array()
        .unwrap()
        .iter()
        .all(|f| f["severity"] == "critical"));
    let os = get(&app, "/api/vulnerabilities?target=os", Some(&token)).await;
    assert!(os
        .json
        .as_array()
        .unwrap()
        .iter()
        .all(|f| f["target"] == "os"));
    let targets = get(&app, "/api/vulnerabilities/targets", Some(&token)).await;
    assert!(targets.json.as_array().unwrap().iter().any(|t| t == "os"));

    // acknowledge one
    let id = list[0]["id"].as_str().unwrap();
    let res = post(
        &app,
        &format!("/api/vulnerabilities/{id}/status"),
        json!({"status": "acknowledged"}),
        Some(&token),
    )
    .await;
    assert_eq!(res.status, StatusCode::OK, "{}", res.json);
    assert_eq!(res.json["status"], "acknowledged");
    assert_eq!(
        post(
            &app,
            &format!("/api/vulnerabilities/{id}/status"),
            json!({"status": "fixed"}),
            Some(&token)
        )
        .await
        .status,
        StatusCode::UNPROCESSABLE_ENTITY
    );

    // second scan reports nothing new
    let run = run_scan(&app, &token).await;
    assert!(
        run["log"].as_str().unwrap().contains("0 new"),
        "{}",
        run["log"]
    );
}

#[tokio::test]
async fn notification_threshold_setting_and_permissions() {
    let app = test_app_with_admin().await;
    let admin = common::login(&app, ADMIN, PW).await.access;
    let res = get(&app, "/api/settings/notifications", Some(&admin)).await;
    assert_eq!(res.json["min_severity"], "high");
    assert_eq!(
        send_json(
            &app,
            "PUT",
            "/api/settings/notifications",
            json!({"min_severity": "medium"}),
            Some(&admin)
        )
        .await
        .status,
        StatusCode::NO_CONTENT
    );
    assert_eq!(
        get(&app, "/api/settings/notifications", Some(&admin))
            .await
            .json["min_severity"],
        "medium"
    );

    post(&app, "/api/users", json!({"email": "u@x.de", "display_name": "U", "password": "user-password-123", "role": "user"}), Some(&admin)).await;
    let user = common::login(&app, "u@x.de", "user-password-123")
        .await
        .access;
    assert_eq!(
        get(&app, "/api/vulnerabilities", Some(&user)).await.status,
        StatusCode::OK
    );
    assert_eq!(
        send_json(
            &app,
            "PUT",
            "/api/settings/notifications",
            json!({"min_severity": "low"}),
            Some(&user)
        )
        .await
        .status,
        StatusCode::FORBIDDEN
    );
    assert_eq!(
        post(
            &app,
            "/api/vulnerabilities/00000000-0000-0000-0000-000000000000/status",
            json!({"status": "acknowledged"}),
            Some(&user)
        )
        .await
        .status,
        StatusCode::FORBIDDEN
    );
    assert_eq!(
        get(&app, "/api/vulnerabilities", None).await.status,
        StatusCode::UNAUTHORIZED
    );
}