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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace DevToolbelt\LaravelEloquentPlus\Concerns; |
| 6 | |
| 7 | /** |
| 8 | * Trait for date/datetime formatting and output control. |
| 9 | * |
| 10 | * Provides functionality to control how date fields are returned: |
| 11 | * - As formatted strings (default) |
| 12 | * - As Carbon instances (when $carbonInstanceInFieldDates is true) |
| 13 | * |
| 14 | * @package DevToolbelt\LaravelEloquentPlus\Concerns |
| 15 | */ |
| 16 | trait HasDateFormatting |
| 17 | { |
| 18 | /** |
| 19 | * The date formats for each date/datetime attribute. |
| 20 | * |
| 21 | * Maps attribute names to their output format string. |
| 22 | * Used by getAttribute() to return formatted strings instead of Carbon instances. |
| 23 | * |
| 24 | * @var array<string, string> |
| 25 | */ |
| 26 | protected array $dateFormats = []; |
| 27 | |
| 28 | /** |
| 29 | * Indicates if date fields should return Carbon instances instead of formatted strings. |
| 30 | * |
| 31 | * When false (default), date/datetime fields return formatted strings. |
| 32 | * When true, date/datetime fields return Carbon instances. |
| 33 | * |
| 34 | * @var bool |
| 35 | */ |
| 36 | protected bool $carbonInstanceInFieldDates = false; |
| 37 | |
| 38 | /** |
| 39 | * Resolve the appropriate date cast based on validation rules. |
| 40 | * |
| 41 | * Analyzes date-related validation rules to determine the correct cast: |
| 42 | * - 'date_format:Y-m-d' (date only) -> 'date' cast with Y-m-d format |
| 43 | * - 'date_format' with time component -> 'datetime' cast with specified format |
| 44 | * - 'date' (generic) -> 'datetime' cast with $dateFormat |
| 45 | * |
| 46 | * Also stores the output format in $dateFormats for use by getAttribute(). |
| 47 | * |
| 48 | * @param string $attribute The attribute name |
| 49 | * @param array<int, mixed> $rules The validation rules for the attribute |
| 50 | * @return string|null The cast type ('date' or 'datetime'), or null if not a date field |
| 51 | */ |
| 52 | protected function resolveDateCast(string $attribute, array $rules): ?string |
| 53 | { |
| 54 | $dateOnlyFormat = $this->getDateOnlyFormat(); |
| 55 | |
| 56 | foreach ($rules as $rule) { |
| 57 | if (!is_string($rule)) { |
| 58 | continue; |
| 59 | } |
| 60 | |
| 61 | if (str_starts_with($rule, 'date_format:')) { |
| 62 | $format = substr($rule, strlen('date_format:')); |
| 63 | $this->dateFormats[$attribute] = $format; |
| 64 | |
| 65 | if ($format === $dateOnlyFormat) { |
| 66 | return 'date'; |
| 67 | } |
| 68 | |
| 69 | return 'datetime'; |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | if (in_array('date', $rules, true)) { |
| 74 | $this->dateFormats[$attribute] = $this->dateFormat; |
| 75 | return 'datetime'; |
| 76 | } |
| 77 | |
| 78 | return null; |
| 79 | } |
| 80 | |
| 81 | /** |
| 82 | * Get the date-only format extracted from $dateFormat. |
| 83 | * |
| 84 | * Extracts the date portion (before space) from the full datetime format. |
| 85 | * Falls back to the full format if no space is found. |
| 86 | * |
| 87 | * @return string The date-only format string |
| 88 | */ |
| 89 | protected function getDateOnlyFormat(): string |
| 90 | { |
| 91 | if (str_contains($this->dateFormat, ' ')) { |
| 92 | return explode(' ', $this->dateFormat)[0]; |
| 93 | } |
| 94 | |
| 95 | return $this->dateFormat; |
| 96 | } |
| 97 | |
| 98 | /** |
| 99 | * Get the date formats mapping. |
| 100 | * |
| 101 | * @return array<string, string> |
| 102 | */ |
| 103 | public function getDateFormats(): array |
| 104 | { |
| 105 | return $this->dateFormats; |
| 106 | } |
| 107 | } |