#![feature(custom_test_frameworks)]
#![feature(once_cell)]
#![test_runner(datatest::runner)]

use std::fs::File;
use std::io::Read;
use std::path::Path;

use conquer_once::OnceCell;

use pkmn_lib::dynamic_data::{DynamicLibrary, ScriptCategory};

use crate::common::{library_loader, TestCase};

pub mod common;

static LIBRARY: OnceCell<DynamicLibrary> = OnceCell::uninit();

fn get_library<'a>() -> &'a DynamicLibrary {
    LIBRARY.get_or_init(|| {
        let start_time = chrono::Utc::now();
        let lib = library_loader::load_library();
        let end_time = chrono::Utc::now();
        println!("Built library in {} ms", (end_time - start_time).num_milliseconds());
        lib
    })
}

#[test]
#[cfg_attr(miri, ignore)]
fn validate_library_load() {
    let start_time = chrono::Utc::now();
    library_loader::load_library();
    let end_time = chrono::Utc::now();
    println!("Built library in {} ms", (end_time - start_time).num_milliseconds());
}

#[datatest::files("tests/test_cases", {
input in r"^(.*)\.yaml"
})]
#[cfg_attr(miri, ignore)]
fn integration_tests(input: &Path) {
    let mut str: String = "".to_string();
    let mut file = File::open(input).unwrap();
    file.read_to_string(&mut str).unwrap();
    let test_case = serde_yaml::from_str::<TestCase>(&*str).unwrap();
    println!("\tRunning integration test {}", test_case.name);
    test_case.run_test(get_library());
}

#[test]
#[cfg_attr(miri, ignore)]
fn validate_script() {
    let lib = library_loader::load_library();
    let script = lib
        .load_script(0 as *const u8, ScriptCategory::Move, &"test".into())
        .unwrap()
        .unwrap();
    script.on_initialize(&[]);
}