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| 1 | <?php |
| 2 | |
| 3 | namespace App\Services\Setting; |
| 4 | |
| 5 | use App\Models\AppSetting; |
| 6 | use App\Service\CacheService; |
| 7 | use Illuminate\Support\Arr; |
| 8 | |
| 9 | /** |
| 10 | * The one way to read and write settings. |
| 11 | * |
| 12 | * settings('general.site_name') // value, or the schema default, or null |
| 13 | * settings('general.site_name', 'Shop') // ... or this fallback |
| 14 | * settings()->set('general.site_name', 'X') |
| 15 | * settings()->all('general') // ['site_name' => 'X', ...] incl. defaults |
| 16 | * |
| 17 | * Values live in the `app_settings` table (one row per key, JSON value). |
| 18 | * Field definitions + defaults live in config/settings/*.php (Phase 1 slice 2); |
| 19 | * this service works with or without that schema present. |
| 20 | * |
| 21 | * The whole table is tiny, so it is cached as a single group=>key=>value map |
| 22 | * and busted by AppSetting::boot() on every write. |
| 23 | */ |
| 24 | class SettingService |
| 25 | { |
| 26 | /** @var array<string, array<string, mixed>>|null in-request memo */ |
| 27 | private ?array $memo = null; |
| 28 | |
| 29 | /** |
| 30 | * Read a setting by "group.key". Resolution order: |
| 31 | * stored value → schema default → $default argument. |
| 32 | */ |
| 33 | public function get(string $path, mixed $default = null): mixed |
| 34 | { |
| 35 | [$group, $key] = $this->split($path); |
| 36 | |
| 37 | $stored = $this->map()[$group][$key] ?? null; |
| 38 | if ($stored !== null) { |
| 39 | return $stored; |
| 40 | } |
| 41 | |
| 42 | $schemaDefault = $this->schemaDefault($group, $key); |
| 43 | |
| 44 | return $schemaDefault ?? $default; |
| 45 | } |
| 46 | |
| 47 | /** |
| 48 | * All values for a group as key=>value, merged over the schema defaults. |
| 49 | */ |
| 50 | public function all(?string $group = null): array |
| 51 | { |
| 52 | if ($group === null) { |
| 53 | return $this->map(); |
| 54 | } |
| 55 | |
| 56 | return array_merge($this->schemaDefaults($group), $this->map()[$group] ?? []); |
| 57 | } |
| 58 | |
| 59 | /** |
| 60 | * Write one setting. `null` clears the stored value (reverts to default). |
| 61 | */ |
| 62 | public function set(string $path, mixed $value): void |
| 63 | { |
| 64 | [$group, $key] = $this->split($path); |
| 65 | |
| 66 | if ($value === null) { |
| 67 | // Query-builder delete() skips model events, so bust the cache below. |
| 68 | AppSetting::query()->where(compact('group', 'key'))->delete(); |
| 69 | } else { |
| 70 | AppSetting::query()->updateOrCreate(compact('group', 'key'), ['value' => $value]); |
| 71 | } |
| 72 | |
| 73 | $this->forget(); |
| 74 | } |
| 75 | |
| 76 | /** |
| 77 | * Bulk write, typically a whole group from the settings form. |
| 78 | * $values is key=>value (keys are bare, not "group.key"). |
| 79 | */ |
| 80 | public function setMany(string $group, array $values): void |
| 81 | { |
| 82 | foreach ($values as $key => $value) { |
| 83 | [$g, $k] = $this->split(str_contains($key, '.') ? $key : "{$group}.{$key}"); |
| 84 | if ($value === null) { |
| 85 | AppSetting::query()->where(['group' => $g, 'key' => $k])->delete(); |
| 86 | } else { |
| 87 | AppSetting::query()->updateOrCreate(['group' => $g, 'key' => $k], ['value' => $value]); |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | $this->forget(); |
| 92 | } |
| 93 | |
| 94 | public function has(string $path): bool |
| 95 | { |
| 96 | [$group, $key] = $this->split($path); |
| 97 | |
| 98 | return isset($this->map()[$group][$key]); |
| 99 | } |
| 100 | |
| 101 | public function forget(): void |
| 102 | { |
| 103 | $this->memo = null; |
| 104 | CacheService::forgetAppSettings(); |
| 105 | } |
| 106 | |
| 107 | /* -------------------------------------------------------------------- */ |
| 108 | |
| 109 | private function split(string $path): array |
| 110 | { |
| 111 | if (! str_contains($path, '.')) { |
| 112 | return ['general', $path]; |
| 113 | } |
| 114 | |
| 115 | return [strtok($path, '.'), substr($path, strpos($path, '.') + 1)]; |
| 116 | } |
| 117 | |
| 118 | /** @return array<string, array<string, mixed>> group => (key => value) */ |
| 119 | private function map(): array |
| 120 | { |
| 121 | if ($this->memo !== null) { |
| 122 | return $this->memo; |
| 123 | } |
| 124 | |
| 125 | $rows = CacheService::remember(CacheService::KEY_APP_SETTINGS, function () { |
| 126 | return AppSetting::query()->get(['group', 'key', 'value']); |
| 127 | }); |
| 128 | |
| 129 | $map = []; |
| 130 | foreach ($rows as $row) { |
| 131 | $map[$row->group][$row->key] = $row->value; |
| 132 | } |
| 133 | |
| 134 | return $this->memo = $map; |
| 135 | } |
| 136 | |
| 137 | private function schemaDefault(string $group, string $key): mixed |
| 138 | { |
| 139 | return Arr::get(config("settings.{$group}.fields.{$key}"), 'default'); |
| 140 | } |
| 141 | |
| 142 | private function schemaDefaults(string $group): array |
| 143 | { |
| 144 | $fields = config("settings.{$group}.fields", []); |
| 145 | |
| 146 | return collect($fields) |
| 147 | ->map(fn ($def) => $def['default'] ?? null) |
| 148 | ->filter(fn ($v) => $v !== null) |
| 149 | ->all(); |
| 150 | } |
| 151 | } |