<?php

namespace Tests\Feature\ValueSet;

use CodeIgniter\Test\FeatureTestTrait;
use CodeIgniter\Test\CIUnitTestCase;
use App\Libraries\ValueSet;

class ValueSetApiControllerTest extends CIUnitTestCase
{
    use FeatureTestTrait;

    protected function setUp(): void
    {
        parent::setUp();
        ValueSet::clearCache();
    }

    public function testIndexReturnsAllLookups()
    {
        $result = $this->call('get', 'api/valueset');

        $result->assertStatus(200);

        $json = $result->getJSON();
        $data = json_decode($json, true);

        $this->assertEquals('success', $data['status']);
        $this->assertArrayHasKey('gender', $data['data']);
        $this->assertArrayHasKey('specimen_type', $data['data']);
        $this->assertArrayHasKey('order_priority', $data['data']);
        $this->assertArrayHasKey('specimen_status', $data['data']);
    }

    public function testShowByNameReturnsSingleLookup()
    {
        $result = $this->call('get', 'api/valueset/gender');

        $result->assertStatus(200);

        $json = $result->getJSON();
        $data = json_decode($json, true);

        $this->assertEquals('success', $data['status']);
        $this->assertIsArray($data['data']);
        $this->assertNotEmpty($data['data']);
        $this->assertArrayHasKey('value', $data['data'][0]);
        $this->assertArrayHasKey('label', $data['data'][0]);
    }

    public function testShowByNameGenderReturnsCorrectValues()
    {
        $result = $this->call('get', 'api/valueset/gender');

        $result->assertStatus(200);

        $json = $result->getJSON();
        $data = json_decode($json, true);

        $values = array_column($data['data'], 'value');
        $labels = array_column($data['data'], 'label');

        $this->assertContains('1', $values);
        $this->assertContains('2', $values);
        $this->assertContains('Female', $labels);
        $this->assertContains('Male', $labels);
    }

    public function testShowByNameInvalidLookupReturns404()
    {
        $result = $this->call('get', 'api/valueset/nonexistent_lookup');

        $result->assertStatus(404);

        $json = $result->getJSON();
        $data = json_decode($json, true);

        $this->assertEquals('error', $data['status']);
    }

    public function testShowByNameOrderPriority()
    {
        $result = $this->call('get', 'api/valueset/order_priority');

        $result->assertStatus(200);

        $json = $result->getJSON();
        $data = json_decode($json, true);

        $this->assertEquals('success', $data['status']);
        $this->assertIsArray($data['data']);

        $labels = array_column($data['data'], 'label');
        $this->assertContains('Stat', $labels);
        $this->assertContains('ASAP', $labels);
        $this->assertContains('Routine', $labels);
    }

    public function testCreateReturns403()
    {
        $result = $this->call('post', 'api/valueset', [
            'name' => 'test',
            'values' => []
        ]);

        $result->assertStatus(403);

        $json = $result->getJSON();
        $data = json_decode($json, true);

        $this->assertEquals('error', $data['status']);
        $this->assertStringContainsString('disabled', $data['message']);
    }

    public function testUpdateReturns403()
    {
        $result = $this->call('patch', 'api/valueset', [
            'name' => 'gender',
            'values' => []
        ]);

        $result->assertStatus(403);

        $json = $result->getJSON();
        $data = json_decode($json, true);

        $this->assertEquals('error', $data['status']);
        $this->assertStringContainsString('disabled', $data['message']);
    }

    public function testDeleteReturns403()
    {
        $result = $this->call('delete', 'api/valueset', [
            'name' => 'gender'
        ]);

        $result->assertStatus(403);

        $json = $result->getJSON();
        $data = json_decode($json, true);

        $this->assertEquals('error', $data['status']);
        $this->assertStringContainsString('disabled', $data['message']);
    }

    public function testIndexWithParamFiltersResults()
    {
        $result = $this->call('get', 'api/valueset', ['param' => 'gender']);

        $result->assertStatus(200);

        $json = $result->getJSON();
        $data = json_decode($json, true);

        $this->assertEquals('success', $data['status']);
        $this->assertIsArray($data['data']);
    }

    public function testShowByNameSpecimenStatus()
    {
        $result = $this->call('get', 'api/valueset/specimen_status');

        $result->assertStatus(200);

        $json = $result->getJSON();
        $data = json_decode($json, true);

        $this->assertEquals('success', $data['status']);
        $this->assertIsArray($data['data']);

        $values = array_column($data['data'], 'value');
        $labels = array_column($data['data'], 'label');

        $this->assertContains('STC', $values);
        $this->assertContains('SCtd', $values);
        $this->assertContains('To be collected', $labels);
        $this->assertContains('Collected', $labels);
    }
}