use std::fs::{self, File};
use std::io::Write;
use tempfile::tempdir;
use mock_server::models::MockRule;
use mock_server::loader::MockLoader;

#[test]
fn test_config_deserialization() {
    // 测试 1：验证 JSON 解析
    let single_json = r#"{
        "name": "auth_v1",
        "request": {
            "method": "POST",
            "path": "/api/v1/login"
        },
        "response": {
            "status": 200,
            "body": "inline_content"
        }
    }"#;
    let res: MockRule = serde_json::from_str(single_json).expect("应该成功解析 JSON");
    assert_eq!(res.name, "auth_v1");
}

#[test]
fn test_recursive_loading_logic() {
    // 创建临时 Mock 目录结构
    let root_dir = tempdir().expect("创建临时目录失败");
    let root_path = root_dir.path();

    // 构造物理层级：mocks/v1/user/
    let user_dir = root_path.join("v1/user");
    fs::create_dir_all(&user_dir).unwrap();

    // 在深层目录创建单接口 JSON 文件
    let mut file1 = File::create(user_dir.join("get_profile.json")).unwrap();
    writeln!(
        file1,
        r#"{{
            "name": "user_profile",
            "request": {{
                "method": "GET",
                "path": "/api/v1/user/profile"
            }},
            "response": {{
                "status": 200,
                "body": "profile_data"
            }}
        }}"#
    )
    .unwrap();

    // 在根目录创建另一个 JSON 文件
    let mut file2 = File::create(root_path.join("health.json")).unwrap();
    writeln!(
        file2,
        r#"{{
            "name": "sys_health",
            "request": {{
                "method": "GET",
                "path": "/health"
            }},
            "response": {{
                "status": 200,
                "body": "ok"
            }}
        }}"#
    )
    .unwrap();

    // 执行加载
    let index = MockLoader::load_all_from_dir(root_path);

    // 断言结果：
    // 1. 检查 Key 是否根据路径首段正确提取
    assert!(index.contains_key("api"), "索引应包含 'api' 键");
    assert!(index.contains_key("health"), "索引应包含 'health' 键");

    // 2. 检查规则总数
    let total_rules: usize = index.values().map(|v| v.len()).sum();
    assert_eq!(total_rules, 2, "总规则数应为 2");

    // 3. 检查深层文件是否被正确读取
    let api_rules = &index["api"];
    assert_eq!(api_rules[0].name, "user_profile");
}