use pomomon_garden::features::config::components::GameConfig;
use std::fs;
use std::io::Write;
use uuid::Uuid;

// Helper function to create a temporary file with content
fn create_temp_file(content: &str) -> (std::path::PathBuf, String) {
    let filename = format!("test_config_{}.json", Uuid::new_v4());
    let temp_dir = std::env::temp_dir();
    let filepath = temp_dir.join(&filename);

    let mut file = fs::File::create(&filepath).expect("Could not create temp file");
    file.write_all(content.as_bytes())
        .expect("Could not write to temp file");

    (filepath, filename)
}

#[test]
fn test_load_valid_config() {
    let (filepath, _filename) = create_temp_file(
        r#"{
            "grid_width": 10,
            "grid_height": 5,
            "pom_speed": 2.0,
            "shovel_base_price": 10,
            "shovel_rate": 0.2,
            "berry_seeds": [],
            "wonder_event_url": "wss://pomomon.farm/ws"
        }"#,
    );

    let config = GameConfig::read_from_path(&filepath).expect("Failed to read valid config");
    assert_eq!(config.grid_width, 10);
    assert_eq!(config.grid_height, 5);
    assert_eq!(config.pom_speed, 2.0);

    fs::remove_file(filepath).expect("Failed to delete temp file");
}

#[test]
fn test_load_invalid_config() {
    let (filepath, _filename) = create_temp_file(r#"this is not valid json"#);

    let config = GameConfig::read_from_path(&filepath);
    assert!(config.is_none(), "Expected invalid config to return None");

    fs::remove_file(filepath).expect("Failed to delete temp file");
}

#[test]
fn test_load_missing_config() {
    let temp_dir = std::env::temp_dir();
    let filepath = temp_dir.join("non_existent_config.json");

    let config = GameConfig::read_from_path(&filepath);
    assert!(config.is_none(), "Expected missing config to return None");
}