mod parse;
use parse::Parse;
use surrealdb::dbs::Session;
use surrealdb::err::Error;
use surrealdb::kvs::Datastore;
use surrealdb::sql::Value;

#[tokio::test]
async fn select_field_value() -> Result<(), Error> {
	let sql = "
		CREATE person:tobie SET name = 'Tobie';
		CREATE person:jaime SET name = 'Jaime';
		SELECT VALUE name FROM person;
		SELECT name FROM person;
	";
	let dbs = Datastore::new("memory").await?;
	let ses = Session::for_kv().with_ns("test").with_db("test");
	let res = &mut dbs.execute(&sql, &ses, None, false).await?;
	assert_eq!(res.len(), 4);
	//
	let tmp = res.remove(0).result?;
	let val = Value::parse(
		"[
			{
				id: person:tobie,
				name: 'Tobie'
			}
		]",
	);
	assert_eq!(tmp, val);
	//
	let tmp = res.remove(0).result?;
	let val = Value::parse(
		"[
			{
				id: person:jaime,
				name: 'Jaime'
			}
		]",
	);
	assert_eq!(tmp, val);
	//
	let tmp = res.remove(0).result?;
	let val = Value::parse(
		"[
			'Jaime',
			'Tobie',
		]",
	);
	assert_eq!(tmp, val);
	//
	let tmp = res.remove(0).result?;
	let val = Value::parse(
		"[
			{
				name: 'Jaime'
			},
			{
				name: 'Tobie'
			}
		]",
	);
	assert_eq!(tmp, val);
	//
	Ok(())
}

#[tokio::test]
async fn select_writeable_subqueries() -> Result<(), Error> {
	let sql = "
		LET $id = (UPDATE tester:test);
		RETURN $id;
		LET $id = (UPDATE tester:test).id;
		RETURN $id;
		LET $id = (SELECT VALUE id FROM (UPDATE tester:test))[0];
		RETURN $id;
	";
	let dbs = Datastore::new("memory").await?;
	let ses = Session::for_kv().with_ns("test").with_db("test");
	let res = &mut dbs.execute(&sql, &ses, None, false).await?;
	assert_eq!(res.len(), 6);
	//
	let tmp = res.remove(0).result;
	assert!(tmp.is_ok());
	//
	let tmp = res.remove(0).result?;
	let val = Value::parse(
		"{
			id: tester:test
		}",
	);
	assert_eq!(tmp, val);
	//
	let tmp = res.remove(0).result;
	assert!(tmp.is_ok());
	//
	let tmp = res.remove(0).result?;
	let val = Value::parse("tester:test");
	assert_eq!(tmp, val);
	//
	let tmp = res.remove(0).result;
	assert!(tmp.is_ok());
	//
	let tmp = res.remove(0).result?;
	let val = Value::parse("tester:test");
	assert_eq!(tmp, val);
	//
	Ok(())
}