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<?php |
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namespace Mtolhuys\LaravelSchematics\Actions\Migration; |
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use Illuminate\Support\Str; |
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use Illuminate\Support\Facades\File; |
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use Mtolhuys\LaravelSchematics\Services\RuleParser; |
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use Mtolhuys\LaravelSchematics\Actions\Migration\Traits\CreatesMigrations; |
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class CreateColumnsMigrationAction |
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{ |
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use CreatesMigrations; |
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/** |
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* @param $request |
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*/ |
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public function execute($request) |
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{ |
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$model = $request['model']; |
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$table = app($model)->getTable(); |
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$stub = __DIR__ . '/../../../resources/stubs/migration/columns.stub'; |
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$title = $this->title($request, $table); |
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$this->filename = 'database/migrations/' . date('Y_m_d_His') . '_' . Str::snake($title) . '.php'; |
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$request = $this->separateNameAndTypeChanges($request); |
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File::put(base_path($this->filename), str_replace([ |
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'$classname$', |
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'$table$', |
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'$columnsUp$', |
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'$columnsDown$' |
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], [ |
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$title, |
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$table, |
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rtrim($this->getUpMethods($request)), |
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rtrim($this->getDownMethods($request)), |
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], File::get($stub))); |
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} |
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/** |
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* Combine and return all up methods |
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* |
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* @param $request |
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* @return string |
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*/ |
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private function getUpMethods($request): string |
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{ |
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$changes = array_filter( |
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$this->changes($request['fields'], true) |
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); |
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return (empty($changes) ? '' : RuleParser::fieldsToMigrationMethods($this->getFields($changes))) |
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. (empty($request['created']) ? '' : RuleParser::fieldsToMigrationMethods( |
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$this->getFields($request['created']) |
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)) |
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. (empty($request['deleted']) ? '' : RuleParser::fieldsToMigrationMethods( |
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$this->getFields($this->deleted($request['deleted'])) |
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)); |
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} |
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/** |
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* Combine and return all down methods |
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* |
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* @param $request |
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* @return string |
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*/ |
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private function getDownMethods($request): string |
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{ |
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$changes = array_filter( |
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$this->changes(array_reverse($request['fields']), false) |
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); |
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return |
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(empty($changes) ? '' : RuleParser::fieldsToMigrationMethods($this->getFields($changes))) |
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. (empty($request['deleted']) ? '' : RuleParser::fieldsToMigrationMethods( |
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$this->getFields(array_map(function ($field) { |
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$field['type'] = $this->parseColumnType($field['columnType']); |
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return $field; |
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}, $request['deleted'])) |
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)) |
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. (empty($request['created']) ? '' : RuleParser::fieldsToMigrationMethods( |
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$this->getFields( |
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$this->deleted($request['created'])) |
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)); |
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} |
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/** |
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* Add change specific type fields |
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* |
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* @param $fields |
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* @param bool $up |
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* @return array |
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*/ |
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private function changes($fields, bool $up): array |
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{ |
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return array_map(function ($field) use ($up) { |
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$changedField = json_decode($field['exists'], false) |
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&& json_decode($field['changed'], false); |
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if ($changedField) { |
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$field = $up ? $this->setUpChanges($field) |
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: $field = $this->setDownChanges($field); |
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return $field; |
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} |
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}, $fields); |
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} |
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/** |
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* @param $field |
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* @return mixed |
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*/ |
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private function setUpChanges($field) |
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{ |
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if (isset($field['from'])) { |
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$field['type'] = "renameColumn|from:{$field['from']}|required"; |
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} else { |
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$field['type'] .= '|change'; |
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} |
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return $field; |
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} |
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/** |
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* @param $field |
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* @return mixed |
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*/ |
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private function setDownChanges($field) |
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{ |
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if (isset($field['from'])) { |
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$field['type'] = "renameColumn|from:{$field['to']}|required"; |
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$field['name'] = $field['from']; |
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} else { |
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$field['type'] = $this->parseColumnType($field['columnType']). '|change'; |
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} |
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return $field; |
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} |
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/** |
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* Add dropColumn for deleted fields |
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* |
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* @param $deleted |
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* @return array |
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*/ |
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private function deleted($deleted): array |
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{ |
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return array_map(static function ($field) { |
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$field['type'] = 'dropColumn|required'; |
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return $field; |
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}, $deleted); |
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} |
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/** |
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* Get array of field names |
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* |
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* @param $request |
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* @param string $table |
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* @return string |
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*/ |
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private function title($request, string $table): string |
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{ |
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$actions = static function ($action) use ($request) { |
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if (isset($request[$action])) { |
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return ucfirst($action) |
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. ucfirst(Str::camel( |
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implode('_and_', array_map(static function ($field) { |
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return empty($field['from']) ? $field['name'] : $field['from']; |
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}, array_merge( |
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$request[$action] |
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))) |
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)); |
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} |
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}; |
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return implode('', array_filter([ |
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$actions('created'), |
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$actions('changed'), |
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$actions('deleted') |
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])) . 'ColumnIn' . ucfirst(Str::camel($table)) . 'Table'; |
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} |
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private function separateNameAndTypeChanges($request) |
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{ |
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if (empty($request['changed'])) { |
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return $request; |
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} |
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$changes = array_filter(array_map(static function($field) { |
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if (!empty($field['from']) && !empty($field['type'])) { |
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$field['name'] = $field['from']; |
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$field['changed'] = true; |
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$field['from'] = null; |
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return $field; |
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} |
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}, $request['changed'])); |
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if (! empty($changes)) { |
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$request['fields'] = array_merge([array_unique($changes[0])], $request['fields']); |
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} |
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return $request; |
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} |
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} |
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mtolhuys /
laravel-schematics
