mod common;

use common::test_context::TestContext;
use diesel::{Connection, SqliteConnection};
use schist_fakes::{account::make_fake_account, transaction::make_fake_transaction_builder};
use schist_queries as queries;

#[test]
fn when_insert_transactions_then_returns_num_transactions() {
    let context = TestContext::new();
    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
    let accounts = [make_fake_account(0)];
    let transactions = [
        make_fake_transaction_builder(0).account_id(0).build().unwrap(),
        make_fake_transaction_builder(1).account_id(0).build().unwrap(),
    ];
    let _ = queries::accounts::insert_accounts(&accounts, connection);

    let num_transactions_inserted = queries::transactions::insert_transactions(&transactions, connection).unwrap();

    assert_eq!(num_transactions_inserted, 2);
}

#[test]
fn given_transactions_when_get_all_transactions_then_return_transactions() {
    let context = TestContext::new();
    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
    let accounts = [make_fake_account(0)];
    let transactions = [
        make_fake_transaction_builder(0).account_id(0).build().unwrap(),
        make_fake_transaction_builder(1).account_id(0).build().unwrap(),
    ];
    let _ = queries::accounts::insert_accounts(&accounts, connection);
    let _ = queries::transactions::insert_transactions(&transactions, connection).unwrap();

    let transactions_in_db = queries::transactions::get_all_transactions(connection).unwrap();

    assert_eq!(transactions_in_db.len(), transactions.len());
    for transaction in &transactions {
        assert!(transactions_in_db.iter().any(|transaction_in_db| transaction_in_db.eq(&transaction)));
    }
    for transaction_in_db in transactions_in_db {
        assert!(transactions.iter().any(|transaction| transaction.eq(&transaction_in_db)));
    }
}

#[test]
fn given_transactions_when_delete_all_transactions_then_return_num_of_transactions() {
    let context = TestContext::new();
    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
    let accounts = [make_fake_account(0)];
    let transactions = [
        make_fake_transaction_builder(0).account_id(0).build().unwrap(),
        make_fake_transaction_builder(1).account_id(0).build().unwrap(),
    ];
    let _ = queries::accounts::insert_accounts(&accounts, connection);
    let _ = queries::transactions::insert_transactions(&transactions, connection).unwrap();

    let num_transactions_deleted = queries::transactions::delete_all_transactions(connection).unwrap();

    assert_eq!(num_transactions_deleted, transactions.len());
}

#[test]
fn given_deleted_transactions_when_get_all_transactions_then_return_empty() {
    let context = TestContext::new();
    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
    let accounts = [make_fake_account(0)];
    let transactions = [
        make_fake_transaction_builder(0).account_id(0).build().unwrap(),
        make_fake_transaction_builder(1).account_id(0).build().unwrap(),
    ];
    let _ = queries::accounts::insert_accounts(&accounts, connection);
    let _ = queries::transactions::insert_transactions(&transactions, connection).unwrap();
    let _ = queries::transactions::delete_all_transactions(connection).unwrap();

    let transactions_returned = queries::transactions::get_all_transactions(connection).unwrap();

    assert_eq!(transactions_returned.len(), 0);
}