import { afterAll, beforeAll, describe, expect, it } from 'vitest';
import { getConfig } from '@/config/config.js';
import type { Server } from '@/config/types.js';
import type { Person, Pet } from '@/features/demo/demo.db-schema.js';
import { getServer } from '@/server.js';

let server: Server;

beforeAll(async () => {
	const config = getConfig();
	server = getServer(config);
	await server.ready();
});

afterAll(async () => {
	await server.close();
});

// Helper to create valid metadata
const createMetadata = () => ({
	login_at: new Date().toISOString(),
	ip: '192.168.1.1',
	agent: 'Mozilla/5.0',
	plan: 'premium' as const,
});

describe('Person CRUD', () => {
	it('should create a person', async () => {
		const response = await server.inject({
			method: 'POST',
			url: '/demo/persons',
			payload: {
				first_name: 'John',
				last_name: 'Doe',
				gender: 'man',
				metadata: createMetadata(),
			},
		});

		expect(response.statusCode).toBe(201);
		const body = response.json();
		expect(body.first_name).toBe('John');
		expect(body.last_name).toBe('Doe');
		expect(body.gender).toBe('man');
		expect(body.id).toBeDefined();
		expect(body.created_at).toBeDefined();
		expect(body.metadata.plan).toBe('premium');
	});

	it('should get a person by ID', async () => {
		// Create a person first
		const createResponse = await server.inject({
			method: 'POST',
			url: '/demo/persons',
			payload: {
				first_name: 'Jane',
				last_name: 'Smith',
				gender: 'woman',
				metadata: createMetadata(),
			},
		});
		const created = createResponse.json();

		// Get the person
		const response = await server.inject({
			method: 'GET',
			url: `/demo/persons/${created.id}`,
		});

		expect(response.statusCode).toBe(200);
		const body = response.json();
		expect(body).toMatchObject({
			id: created.id,
			first_name: 'Jane',
			last_name: 'Smith',
			gender: 'woman',
		});
	});

	it('should return 404 for non-existent person', async () => {
		const response = await server.inject({
			method: 'GET',
			url: '/demo/persons/999999',
		});

		expect(response.statusCode).toBe(404);
		expect(response.json()).toEqual({ message: 'Person not found' });
	});

	it('should list persons', async () => {
		// Create multiple persons
		await server.inject({
			method: 'POST',
			url: '/demo/persons',
			payload: {
				first_name: 'Alice',
				gender: 'woman',
				metadata: createMetadata(),
			},
		});
		await server.inject({
			method: 'POST',
			url: '/demo/persons',
			payload: {
				first_name: 'Bob',
				gender: 'man',
				metadata: createMetadata(),
			},
		});

		const response = await server.inject({
			method: 'GET',
			url: '/demo/persons',
		});

		expect(response.statusCode).toBe(200);
		const body = response.json();
		expect(Array.isArray(body)).toBe(true);
		expect(body.length).toBeGreaterThanOrEqual(2);
	});

	it('should filter persons by first_name', async () => {
		// Create persons
		await server.inject({
			method: 'POST',
			url: '/demo/persons',
			payload: {
				first_name: 'Charlie',
				gender: 'man',
				metadata: createMetadata(),
			},
		});

		const response = await server.inject({
			method: 'GET',
			url: '/demo/persons?first_name=Charlie',
		});

		expect(response.statusCode).toBe(200);
		const body = response.json();
		expect(body.every((p: Person) => p.first_name === 'Charlie')).toBe(true);
	});

	it('should update a person', async () => {
		// Create a person
		const createResponse = await server.inject({
			method: 'POST',
			url: '/demo/persons',
			payload: {
				first_name: 'Original',
				gender: 'other',
				metadata: createMetadata(),
			},
		});
		const created = createResponse.json();

		// Update the person
		const updateResponse = await server.inject({
			method: 'PATCH',
			url: `/demo/persons/${created.id}`,
			payload: {
				first_name: 'Updated',
			},
		});

		expect(updateResponse.statusCode).toBe(204);

		// Verify the update
		const getResponse = await server.inject({
			method: 'GET',
			url: `/demo/persons/${created.id}`,
		});

		const updated = getResponse.json();
		expect(updated.first_name).toBe('Updated');
		expect(updated.gender).toBe('other'); // Should remain unchanged
	});

	it('should return 404 when updating non-existent person', async () => {
		const response = await server.inject({
			method: 'PATCH',
			url: '/demo/persons/999999',
			payload: { first_name: 'Does Not Exist' },
		});

		expect(response.statusCode).toBe(404);
	});

	it('should delete a person', async () => {
		// Create a person
		const createResponse = await server.inject({
			method: 'POST',
			url: '/demo/persons',
			payload: {
				first_name: 'ToDelete',
				gender: 'man',
				metadata: createMetadata(),
			},
		});
		const created = createResponse.json();

		// Delete the person
		const deleteResponse = await server.inject({
			method: 'DELETE',
			url: `/demo/persons/${created.id}`,
		});

		expect(deleteResponse.statusCode).toBe(204);

		// Verify deletion
		const getResponse = await server.inject({
			method: 'GET',
			url: `/demo/persons/${created.id}`,
		});

		expect(getResponse.statusCode).toBe(404);
	});

	it('should return 404 when deleting non-existent person', async () => {
		const response = await server.inject({
			method: 'DELETE',
			url: '/demo/persons/999999',
		});

		expect(response.statusCode).toBe(404);
	});

	it('should create person with different plans', async () => {
		const freePlan = await server.inject({
			method: 'POST',
			url: '/demo/persons',
			payload: {
				first_name: 'Free',
				gender: 'woman',
				metadata: { ...createMetadata(), plan: 'free' },
			},
		});

		expect(freePlan.statusCode).toBe(201);
		expect(freePlan.json().metadata.plan).toBe('free');

		const premiumPlan = await server.inject({
			method: 'POST',
			url: '/demo/persons',
			payload: {
				first_name: 'Premium',
				gender: 'man',
				metadata: { ...createMetadata(), plan: 'premium' },
			},
		});

		expect(premiumPlan.statusCode).toBe(201);
		expect(premiumPlan.json().metadata.plan).toBe('premium');
	});
});

describe('Person with Pets', () => {
	it('should get person with their pets', async () => {
		// Create a person
		const personResponse = await server.inject({
			method: 'POST',
			url: '/demo/persons',
			payload: {
				first_name: 'PetOwner',
				gender: 'other',
				metadata: createMetadata(),
			},
		});
		const person = personResponse.json();

		// Create pets for this person
		await server.inject({
			method: 'POST',
			url: '/demo/pets',
			payload: { name: 'Fluffy', species: 'cat', owner_id: person.id },
		});
		await server.inject({
			method: 'POST',
			url: '/demo/pets',
			payload: { name: 'Rex', species: 'dog', owner_id: person.id },
		});

		// Get person with pets
		const response = await server.inject({
			method: 'GET',
			url: `/demo/persons/${person.id}/with-pets`,
		});

		expect(response.statusCode).toBe(200);
		const body = response.json();
		expect(body.id).toBe(person.id);
		expect(body.first_name).toBe('PetOwner');
		expect(Array.isArray(body.pets)).toBe(true);
		expect(body.pets.length).toBe(2);
		expect(body.pets.map((p: Pet) => p.name).sort()).toEqual(['Fluffy', 'Rex']);
	});

	it('should return person with empty pets array when they have no pets', async () => {
		const personResponse = await server.inject({
			method: 'POST',
			url: '/demo/persons',
			payload: {
				first_name: 'NoPets',
				gender: 'man',
				metadata: createMetadata(),
			},
		});
		const person = personResponse.json();

		const response = await server.inject({
			method: 'GET',
			url: `/demo/persons/${person.id}/with-pets`,
		});

		expect(response.statusCode).toBe(200);
		const body = response.json();
		expect(body.pets).toEqual([]);
	});
});