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124 lines
3.4 KiB
124 lines
3.4 KiB
1 week ago
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<?php
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namespace App\Support;
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use App\Models\Course;
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use App\Models\CourseCheckinDay;
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use Carbon\Carbon;
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use Carbon\CarbonPeriod;
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class CourseCheckinDaySync
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{
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/**
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* @return list<array{id: int, course_id: int, teach_date: string}>
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*/
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public static function listTeachDates(Course $course): array
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{
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if (! $course->teach_start_date || ! $course->teach_end_date) {
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return [];
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}
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$start = $course->teach_start_date->copy()->startOfDay();
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$end = $course->teach_end_date->copy()->startOfDay();
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if ($start->gt($end)) {
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return [];
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}
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$items = [];
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$seq = 0;
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foreach (CarbonPeriod::create($start, $end) as $day) {
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/** @var Carbon $day */
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$seq++;
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$items[] = [
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'id' => $seq,
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'course_id' => $course->id,
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'teach_date' => $day->toDateString(),
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];
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}
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return $items;
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}
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public static function isTeachDate(Course $course, string $dateYmd): bool
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{
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foreach (self::listTeachDates($course) as $item) {
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if ($item['teach_date'] === $dateYmd) {
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return true;
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}
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}
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return false;
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}
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public static function syncForCourse(Course $course): void
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{
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if (! $course->teach_start_date || ! $course->teach_end_date) {
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CourseCheckinDay::query()->where('course_id', $course->id)->delete();
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return;
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}
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$start = $course->teach_start_date->copy()->startOfDay();
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$end = $course->teach_end_date->copy()->startOfDay();
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if ($start->gt($end)) {
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CourseCheckinDay::query()->where('course_id', $course->id)->delete();
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return;
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}
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$period = CarbonPeriod::create($start, $end);
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$keepDates = [];
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foreach ($period as $day) {
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/** @var Carbon $day */
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$dateStr = $day->toDateString();
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$keepDates[] = $dateStr;
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CourseCheckinDay::query()->updateOrCreate(
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[
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'course_id' => $course->id,
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'teach_date' => $dateStr,
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],
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['signin_code' => $course->id.'-'.$dateStr]
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);
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}
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CourseCheckinDay::query()
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->where('course_id', $course->id)
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->whereNotIn('teach_date', $keepDates)
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->delete();
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}
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public static function courseSigninCode(Course $course): string
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{
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if ($course->code) {
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$base = preg_replace('/[^A-Za-z0-9_-]/', '', $course->code) ?: ('C'.$course->id);
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return strtoupper($base);
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}
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if ($course->code_prefix) {
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$base = preg_replace('/[^A-Za-z0-9_-]/', '', $course->code_prefix) ?: ('C'.$course->id);
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return strtoupper($base);
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}
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return 'COURSE-'.str_pad((string) $course->id, 3, '0', STR_PAD_LEFT);
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}
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public static function ensureCourseCode(Course $course): void
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{
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if ($course->code) {
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return;
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}
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$prefix = $course->code_prefix
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? preg_replace('/[^A-Za-z0-9_-]/', '', $course->code_prefix)
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: '';
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$course->code = $prefix
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? 'COURSE-'.strtoupper($prefix).'-'.str_pad((string) $course->id, 3, '0', STR_PAD_LEFT)
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: 'COURSE-'.str_pad((string) $course->id, 3, '0', STR_PAD_LEFT);
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$course->save();
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}
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}
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