/**
 * Copyright (c) 2026, Salesforce, Inc.,
 * All rights reserved.
 * For full license text, see the LICENSE.txt file
 */

import { buildSchema } from "graphql";
import { createSession } from "../../lib/session.js";
import { primeSchemaCache } from "../../lib/walker.js";

/**
 * Test schema covering the union of types referenced across legacy graphiti
 * test files. Intentionally minimal — extend only when new tests need new types.
 */
export const TEST_SCHEMA = buildSchema(`
	type Query {
		viewer: Viewer!
		accounts(first: Int, where: AccountFilter): AccountConnection!
		search: [SearchHit!]!
	}

	type Mutation {
		createAccount(input: CreateAccountInput!): Account!
	}

	type Viewer {
		id: ID!
		name: String!
	}

	input AccountFilter {
		minRevenue: Int
		name: StringFilter
	}

	input StringFilter {
		eq: String
		like: String
	}

	input CreateAccountInput {
		name: String!
	}

	type AccountConnection {
		edges: [AccountEdge!]!
	}

	type AccountEdge {
		node: Account!
	}

	type Account {
		id: ID!
		name: String!
		annualRevenue: Float
	}

	type Contact {
		id: ID!
		name: String!
		email: String
	}

	union SearchHit = Account | Contact
`);

export function makeSession(operation: "query" | "mutation" = "query") {
	const alias = `test_${Math.random().toString(16).slice(2, 8)}`;
	const instanceUrl = `https://${alias}.my.salesforce.com`;
	primeSchemaCache(instanceUrl, TEST_SCHEMA);
	return createSession(alias, operation, instanceUrl);
}