<?php

namespace Tests\App\Support\Enrollment;

use App\Support\Enrollment\EnrollmentEligibility;
use CodeIgniter\Test\CIUnitTestCase;

final class EnrollmentEligibilityTest extends CIUnitTestCase
{
    public function testParentEnrollmentIsBlockedWhenStudentIsEighteenOnSeptemberFirst(): void
    {
        $message = EnrollmentEligibility::parentDecisionMessage(
            ['firstname' => 'Adult', 'lastname' => 'Student', 'dob' => '2008-09-01'],
            ['decision' => 'Pass', 'source' => 'manual'],
            '2026-2027'
        );

        $this->assertTrue($message['blocking']);
        $this->assertStringContainsString('18 years old or older on September 1', $message['message']);
    }

    public function testParentEnrollmentIsAllowedWhenStudentTurnsEighteenAfterSeptemberFirst(): void
    {
        $message = EnrollmentEligibility::parentDecisionMessage(
            ['firstname' => 'Minor', 'lastname' => 'Student', 'dob' => '2008-09-02'],
            ['decision' => 'Pass', 'source' => 'manual'],
            '2026-2027'
        );

        $this->assertFalse($message['blocking']);
    }

    public function testBlockedDecisionMessagesUseRequiredAdministrativeText(): void
    {
        $expelled = EnrollmentEligibility::parentDecisionMessage(
            ['firstname' => 'A', 'lastname' => 'B', 'dob' => '2010-01-01'],
            ['decision' => 'Expel', 'source' => 'manual'],
            '2026-2027'
        );
        $withdrawn = EnrollmentEligibility::parentDecisionMessage(
            ['firstname' => 'A', 'lastname' => 'B', 'dob' => '2010-01-01'],
            ['decision' => 'Withdrawn', 'source' => 'manual'],
            '2026-2027'
        );
        $deferred = EnrollmentEligibility::parentDecisionMessage(
            ['firstname' => 'A', 'lastname' => 'B', 'dob' => '2010-01-01'],
            ['decision' => 'Deferred', 'source' => 'manual'],
            '2026-2027'
        );

        $this->assertTrue($expelled['blocking']);
        $this->assertTrue($withdrawn['blocking']);
        $this->assertTrue($deferred['blocking']);
        $this->assertStringContainsString('A B', $expelled['message']);
        $this->assertStringContainsString('A B', $withdrawn['message']);
        $this->assertStringContainsString('A B', $deferred['message']);
        $this->assertStringContainsString(EnrollmentEligibility::EXPELLED_MESSAGE, $expelled['message']);
        $this->assertStringContainsString(EnrollmentEligibility::WITHDRAWN_MESSAGE, $withdrawn['message']);
        $this->assertStringContainsString(EnrollmentEligibility::DEFERRED_MESSAGE, $deferred['message']);
        $this->assertStringContainsString('decision is expelled', $expelled['message']);
        $this->assertStringContainsString('decision is withdrawn', $withdrawn['message']);
        $this->assertStringContainsString('decision is deferred', $deferred['message']);
    }

    public function testPendingSourceUsesMissingDecisionMessageNotDeferredDecisionMessage(): void
    {
        $message = EnrollmentEligibility::parentDecisionMessage(
            ['firstname' => 'A', 'lastname' => 'B', 'dob' => '2010-01-01'],
            ['decision' => '', 'source' => 'pending'],
            '2026-2027'
        );

        $this->assertTrue($message['blocking']);
        $this->assertStringContainsString('A B', $message['message']);
        $this->assertStringContainsString(EnrollmentEligibility::MISSING_DECISION_MESSAGE, $message['message']);
        $this->assertStringNotContainsString(EnrollmentEligibility::DEFERRED_MESSAGE, $message['message']);
    }
}