<?php

namespace Tests\App\Models;

use Tests\Support\ModelCrudTestCase;
use App\Models\StudentModel;
use Config\Database;

class StudentModelTest extends ModelCrudTestCase
{

    public function testCanInsertAndRetrieve()
    {
        $this->assertModelCanInsertAndRetrieve(StudentModel::class);
    }

    public function testCanUpdate()
    {
        $this->assertModelCanUpdate(StudentModel::class);
    }

    public function testCanDelete()
    {
        $this->assertModelCanDelete(StudentModel::class);
    }

    public function testNewStudentQueryIncludesStudentsWithoutClassAssignment(): void
    {
        $db = Database::connect('tests');
        $schoolYear = $this->validSchoolYear();
        $parentId = $this->insertParent($db, 'parent-with-new-student@example.test');
        $newStudentId = $this->insertStudent($db, $parentId, 'Unassigned', 'New');
        $returningStudentId = $this->insertStudent($db, $parentId, 'Assigned', 'Returning');

        $db->table('student_year_status')->insert([
            'student_id' => $newStudentId,
            'school_year' => $schoolYear,
            'is_new' => 1,
            'created_at' => date('Y-m-d H:i:s'),
            'updated_at' => date('Y-m-d H:i:s'),
        ]);
        $db->table('student_year_status')->insert([
            'student_id' => $returningStudentId,
            'school_year' => $schoolYear,
            'is_new' => 0,
            'created_at' => date('Y-m-d H:i:s'),
            'updated_at' => date('Y-m-d H:i:s'),
        ]);

        $rows = (new StudentModel())->getStudentsWithParentsAndEmergency($schoolYear, 1);
        $ids = array_map(static fn (array $row): int => (int) $row['id'], $rows);

        $this->assertContains($newStudentId, $ids);
        $this->assertNotContains($returningStudentId, $ids);
    }

    public function testEnrollmentWithdrawalRosterExcludesRegisteredOnlyStudents(): void
    {
        $db = Database::connect('tests');
        $schoolYear = $this->validSchoolYear();
        $parentId = $this->insertParent($db, 'parent-roster-filter@example.test');
        $registeredOnlyId = $this->insertStudent($db, $parentId, 'Registered', 'Only');
        $enrolledId = $this->insertStudent($db, $parentId, 'Roster', 'Student');

        $db->table('student_year_status')->insert([
            'student_id' => $registeredOnlyId,
            'school_year' => $schoolYear,
            'is_new' => 1,
            'created_at' => date('Y-m-d H:i:s'),
            'updated_at' => date('Y-m-d H:i:s'),
        ]);
        $db->table('student_year_status')->insert([
            'student_id' => $enrolledId,
            'school_year' => $schoolYear,
            'is_new' => 1,
            'created_at' => date('Y-m-d H:i:s'),
            'updated_at' => date('Y-m-d H:i:s'),
        ]);
        $db->table('enrollments')->insert([
            'student_id' => $enrolledId,
            'class_section_id' => null,
            'parent_id' => $parentId,
            'enrollment_date' => date('Y-m-d'),
            'enrollment_status' => 'admission under review',
            'withdrawal_date' => null,
            'is_withdrawn' => 0,
            'admission_status' => 'pending',
            'semester' => 'Fall',
            'school_year' => $schoolYear,
            'created_at' => date('Y-m-d H:i:s'),
            'updated_at' => date('Y-m-d H:i:s'),
        ]);

        $rows = (new StudentModel())->getStudentsWithClassAndEnrollment($schoolYear);
        $ids = array_map(static fn (array $row): int => (int) $row['id'], $rows);

        $this->assertNotContains($registeredOnlyId, $ids);
        $this->assertContains($enrolledId, $ids);
    }

    private function insertParent($db, string $email): int
    {
        $db->table('users')->insert([
            'school_id' => random_int(100000, 999999),
            'firstname' => 'Test',
            'lastname' => 'Parent',
            'gender' => 'Male',
            'cellphone' => '555-0100',
            'email' => $email,
            'address_street' => '1 Test St',
            'city' => 'Lowell',
            'state' => 'MA',
            'zip' => '01852',
            'accept_school_policy' => 1,
            'is_verified' => 1,
            'status' => 'Active',
            'password' => password_hash('password', PASSWORD_DEFAULT),
            'created_at' => date('Y-m-d H:i:s'),
            'updated_at' => date('Y-m-d H:i:s'),
        ]);

        return (int) $db->insertID();
    }

    private function insertStudent($db, int $parentId, string $firstname, string $lastname): int
    {
        $db->table('students')->insert([
            'school_id' => uniqid('STU', false),
            'firstname' => $firstname,
            'lastname' => $lastname,
            'dob' => '2018-01-01',
            'age' => 8,
            'gender' => 'Male',
            'is_active' => 1,
            'registration_grade' => '1',
            'is_new' => 1,
            'photo_consent' => 1,
            'parent_id' => $parentId,
            'registration_date' => date('Y-m-d H:i:s'),
            'tuition_paid' => 0,
            'year_of_registration' => '2026',
        ]);

        return (int) $db->insertID();
    }
}