mod common;

#[cfg(surrealdb_unstable)]
mod graphql_integration {
	use std::time::Duration;

	use http::header;
	use serde_json::json;
	use test_log::test;
	use ulid::Ulid;

	use super::common;

	#[test(tokio::test)]
	async fn basic() -> Result<(), Box<dyn std::error::Error>> {
		let (addr, _server) = common::start_server_gql_without_auth().await.unwrap();
		let gql_url = &format!("http://{addr}/graphql");
		let sql_url = &format!("http://{addr}/sql");

		let mut headers = reqwest::header::HeaderMap::new();
		let ns = Ulid::new().to_string();
		let db = Ulid::new().to_string();
		headers.insert("surreal-ns", ns.parse()?);
		headers.insert("surreal-db", db.parse()?);
		headers.insert(header::ACCEPT, "application/json".parse()?);
		let client = reqwest::Client::builder()
			.connect_timeout(Duration::from_millis(10))
			.default_headers(headers)
			.build()?;

		// check errors with no tables
		{
			let res = client.post(gql_url).body("").send().await?;
			assert_eq!(res.status(), 400);
			let body = res.text().await?;
			assert!(body.contains("no tables found in database"), "body: {body}")
		}

		// add schema and data
		{
			let res = client
				.post(sql_url)
				.body(
					r#"
                    DEFINE TABLE foo SCHEMAFUL;
                    DEFINE FIELD val ON foo TYPE int;
                    CREATE foo:1 set val = 42;
                    CREATE foo:2 set val = 43;
                "#,
				)
				.send()
				.await?;
			assert_eq!(res.status(), 200);
		}

		// fetch data via graphql
		{
			let res = client
				.post(gql_url)
				.body(json!({"query": r#"query{foo{id, val}}"#}).to_string())
				.send()
				.await?;
			assert_eq!(res.status(), 200);
			let body = res.text().await?;
			let expected = json!({
				"data": {
					"foo": [
						{
							"id": "foo:1",
							"val": 42
						},
						{
							"id": "foo:2",
							"val": 43
						}
					]
				}
			});
			assert_eq!(expected.to_string(), body)
		}

		// test limit
		{
			let res = client
				.post(gql_url)
				.body(json!({"query": r#"query{foo(limit: 1){id, val}}"#}).to_string())
				.send()
				.await?;
			assert_eq!(res.status(), 200);
			let body = res.text().await?;
			let expected = json!({
				"data": {
					"foo": [
						{
							"id": "foo:1",
							"val": 42
						}
					]
				}
			});
			assert_eq!(expected.to_string(), body)
		}

		// test start
		{
			let res = client
				.post(gql_url)
				.body(json!({"query": r#"query{foo(start: 1){id, val}}"#}).to_string())
				.send()
				.await?;
			assert_eq!(res.status(), 200);
			let body = res.text().await?;
			let expected = json!({
				"data": {
					"foo": [
						{
							"id": "foo:2",
							"val": 43
						}
					]
				}
			});
			assert_eq!(expected.to_string(), body)
		}

		// test order
		{
			let res = client
				.post(gql_url)
				.body(json!({"query": r#"query{foo(order: {desc: val}){id}}"#}).to_string())
				.send()
				.await?;
			assert_eq!(res.status(), 200);
			let body = res.text().await?;
			let expected = json!({
				"data": {
					"foo": [
						{
							"id": "foo:2",
						},
						{
							"id": "foo:1",
						}
					]
				}
			});
			assert_eq!(expected.to_string(), body)
		}

		// test filter
		{
			let res = client
				.post(gql_url)
				.body(json!({"query": r#"query{foo(filter: {val: {eq: 42}}){id}}"#}).to_string())
				.send()
				.await?;
			assert_eq!(res.status(), 200);
			let body = res.text().await?;
			let expected = json!({
				"data": {
					"foo": [
						{
							"id": "foo:1",
						}
					]
				}
			});
			assert_eq!(expected.to_string(), body)
		}

		Ok(())
	}
}