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<?php |
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namespace Mtolhuys\LaravelSchematics\Services; |
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use Mtolhuys\LaravelSchematics\Services\Pivot as PivotService; |
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use Illuminate\Database\Eloquent\Relations\Relation; |
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use Illuminate\Database\Eloquent\Model; |
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use ReflectionException; |
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use ReflectionClass; |
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use ReflectionMethod; |
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use Config; |
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class RelationMapper extends ClassReader |
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{ |
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public static $relations = []; |
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public static $models = []; |
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/** |
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* Maps relations details map through array of Eloquent models |
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* |
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* @param null $models |
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* @return array |
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* @throws ReflectionException |
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*/ |
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public static function map($models = null): array |
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{ |
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$models = $models ?? ModelMapper::map(); |
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self::$models = $models; |
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foreach ($models as $model) { |
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self::getMethods($model)->each(static function ($method) use ($model) { |
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$details = self::getDetails($method, $model); |
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if ($details) { |
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if (empty(self::$relations[$details->table])) { |
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self::$relations[$details->table] = []; |
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} |
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self::$relations[$details->table][] = $details; |
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$usePivot = Config::get('schematics.use-pivot'); |
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if ($usePivot && $details->type == "BelongsToMany" && isset($details->pivotsTo)){ |
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if (empty(self::$relations[$details->relation->table])) { |
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self::$relations[$details->relation->table] = []; |
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} |
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self::$relations[$details->relation->table][] = $details->pivotsTo; |
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unset( $details->pivotsTo); |
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} |
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} |
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}); |
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} |
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return self::$relations; |
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} |
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/** |
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* @param ReflectionMethod $method |
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* @param string $model |
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* @return object|null |
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*/ |
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protected static function getDetails(ReflectionMethod $method, string $model) |
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{ |
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$usePivot = Config::get('schematics.use-pivot'); |
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try { |
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$class = app($model); |
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$invocation = $method->invoke($class); |
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if ($invocation instanceof Relation) { |
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if ($usePivot && get_class($invocation) === "Illuminate\Database\Eloquent\Relations\BelongsToMany"){ |
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$pivotModel = PivotService::getPivotModel($method); |
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if (!$pivotModel){ |
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$pivotModel = PivotService::getPivotModelFallback($class, $invocation, $method, self::$models); |
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} |
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if ($pivotModel){ |
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$dst = $invocation->getRelated(); |
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//TODO: neater way to create these objects |
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$result = (object)[ |
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'model' => $model, |
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'table' => $class->getTable(), |
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'type' => 'BelongsToMany', |
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'relation' => (object)[ |
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'model' => get_class($pivotModel), |
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'table' => $pivotModel->getTable(), |
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'pivotsTo' => get_class($dst), |
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], |
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'method' => (object)[ |
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'name' => $method->getName(), |
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'file' => $method->getFileName(), |
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'line' => $method->getStartLine(), |
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], |
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]; |
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$pivotsTo = (object)[ |
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'model' => $model, |
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'table' => $class->getTable(), |
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'type' => 'BelongsToMany', |
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'relation' => (object)[ |
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'model' => get_class($dst), |
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'table' => $dst->getTable(), |
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'pivotsFrom' => $model |
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], |
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'method' => (object)[ |
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'model' => $model, //To make it clear in GUI that function does not come from pivot model, this should be shown in GUI |
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'name' => $method->getName(), |
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'file' => $method->getFileName(), |
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'line' => $method->getStartLine(), |
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], |
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]; |
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$result->pivotsTo = $pivotsTo; |
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} else { |
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return NULL; |
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} |
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} else { |
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$related = $invocation->getRelated(); |
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$result = (object)[ |
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'model' => $model, |
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'table' => $class->getTable(), |
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'type' => (new ReflectionClass($invocation))->getShortName(), |
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'relation' => (object)[ |
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'model' => get_class($related), |
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'table' => $related->getTable(), |
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], |
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'method' => (object)[ |
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'name' => $method->getName(), |
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'file' => $method->getFileName(), |
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'line' => $method->getStartLine(), |
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], |
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]; |
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} |
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return $result; |
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} |
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} |
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catch (\Throwable $e) { |
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return null; |
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} |
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} |
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} |
mtolhuys /
laravel-schematics
