245ca88af6
Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01BCrwHHnGCB5XH968Nxokqw
61 lines
2.2 KiB
PHP
61 lines
2.2 KiB
PHP
<?php
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namespace App\Ingest;
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use App\Scheduling\DueResolver;
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use Carbon\CarbonImmutable;
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use InvalidArgumentException;
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final class DueAtParser
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{
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private const DATE = '/^(\d{4})-(\d{2})-(\d{2})$/';
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private const LOCAL_DATETIME = '/^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2})(?::(\d{2}))?$/';
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private const FIXED_DATETIME = '/^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2})(?::(\d{2}))?(Z|[+-]\d{2}:\d{2})$/';
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public static function parse(string $raw): ParsedDue
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{
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if (preg_match(self::DATE, $raw, $m)) {
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self::assertDate((int) $m[1], (int) $m[2], (int) $m[3], $raw);
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return ParsedDue::local($raw, DueResolver::WHOLE_DAY);
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}
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if (preg_match(self::LOCAL_DATETIME, $raw, $m)) {
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self::assertDate((int) $m[1], (int) $m[2], (int) $m[3], $raw);
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self::assertTime((int) $m[4], (int) $m[5], (int) ($m[6] ?? 0), $raw);
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return ParsedDue::local(
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sprintf('%s-%s-%s', $m[1], $m[2], $m[3]),
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sprintf('%s:%s:%02d', $m[4], $m[5], (int) ($m[6] ?? 0)),
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);
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}
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if (preg_match(self::FIXED_DATETIME, $raw, $m)) {
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self::assertDate((int) $m[1], (int) $m[2], (int) $m[3], $raw);
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self::assertTime((int) $m[4], (int) $m[5], (int) ($m[6] ?? 0), $raw);
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try {
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return ParsedDue::fixed(CarbonImmutable::parse($raw));
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} catch (\Throwable $e) {
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throw new InvalidArgumentException("due_at: невалидная дата-время «{$raw}»", 0, $e);
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}
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}
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throw new InvalidArgumentException("due_at: ожидается YYYY-MM-DD, YYYY-MM-DDTHH:MM или дата-время со смещением, получено «{$raw}»");
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}
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private static function assertDate(int $y, int $m, int $d, string $raw): void
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{
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if (! checkdate($m, $d, $y)) {
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throw new InvalidArgumentException("due_at: несуществующая дата «{$raw}»");
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}
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}
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private static function assertTime(int $h, int $i, int $s, string $raw): void
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{
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if ($h > 23 || $i > 59 || $s > 59) {
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throw new InvalidArgumentException("due_at: невалидное время «{$raw}»");
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}
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}
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}
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