use std::path::PathBuf;

use chrono::NaiveDate;
use criterion::{black_box, criterion_group, criterion_main, Criterion};
use moneyman::ExchangeStore;
use rust_decimal::Decimal;
use rusty_money::{iso, Money};

pub fn non_indexed_convert_on_date(c: &mut Criterion) {
    let amount_in_usd = Money::from_decimal(Decimal::from(6500), iso::USD);
    let date = NaiveDate::from_ymd_opt(1999, 1, 4).expect("ok date");
    let data_dir = PathBuf::new()
        .join("..")
        .join("..")
        .join("test_data")
        .join("non_indexed");
    let store = ExchangeStore::open(dbg!(data_dir)).unwrap();

    c.bench_function("convert (non-indexed)", |b| {
        b.iter(|| {
            store.convert_on_date(amount_in_usd.clone(), black_box(iso::EUR), black_box(date))
        })
    });
}

pub fn non_indexed_convert_on_date_non_euro(c: &mut Criterion) {
    let amount_in_usd = Money::from_decimal(Decimal::from(6500), iso::USD);
    let date = NaiveDate::from_ymd_opt(1999, 1, 4).expect("ok date");
    let data_dir = PathBuf::new()
        .join("..")
        .join("..")
        .join("test_data")
        .join("non_indexed");
    let store = ExchangeStore::open(data_dir).unwrap();

    c.bench_function("convert (non-indexed, non-euro)", |b| {
        b.iter(|| {
            store.convert_on_date(amount_in_usd.clone(), black_box(iso::JPY), black_box(date))
        })
    });
}

pub fn indexed_convert_on_date(c: &mut Criterion) {
    let amount_in_usd = Money::from_decimal(Decimal::from(6500), iso::USD);
    let date = NaiveDate::from_ymd_opt(1999, 1, 4).expect("ok date");
    let data_dir = PathBuf::new()
        .join("..")
        .join("..")
        .join("test_data")
        .join("indexed");
    let store = ExchangeStore::open(data_dir).unwrap();

    c.bench_function("convert (indexed)", |b| {
        b.iter(|| {
            store.convert_on_date(amount_in_usd.clone(), black_box(iso::EUR), black_box(date))
        })
    });
}

pub fn indexed_convert_on_date_non_euro(c: &mut Criterion) {
    let amount_in_usd = Money::from_decimal(Decimal::from(6500), iso::USD);
    let date = NaiveDate::from_ymd_opt(1999, 1, 4).expect("ok date");
    let data_dir = PathBuf::new()
        .join("..")
        .join("..")
        .join("test_data")
        .join("indexed");
    let store = ExchangeStore::open(data_dir).unwrap();

    c.bench_function("convert (indexed, non-euro)", |b| {
        b.iter(|| {
            store.convert_on_date(amount_in_usd.clone(), black_box(iso::JPY), black_box(date))
        })
    });
}

criterion_group!(
    benches,
    non_indexed_convert_on_date,
    non_indexed_convert_on_date_non_euro,
    indexed_convert_on_date,
    indexed_convert_on_date_non_euro
);
criterion_main!(benches);