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<?php |
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namespace Mtolhuys\LaravelSchematics\Services; |
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class RuleParser |
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{ |
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public static $columnTypes = [ |
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'date', |
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'dateTime', |
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'decimal', |
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'integer', |
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'string', |
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'text', |
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'time', |
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'timestamp' |
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]; |
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/** |
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* Parse the rules to column creation methods |
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* |
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* @param $rules |
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* @return string |
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*/ |
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public static function rulesToMigrationColumns(array $rules): string |
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{ |
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$columns = '$table->increments(\'id\');' . PHP_EOL; |
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foreach ($rules as $column => $rule) { |
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$type = self::getType($rule); |
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$max = self::getMax($rule); |
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$nullable = self::isRequired($rule) ? '' : '->nullable()'; |
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$unique = self::isUnique($rule) ? '->unique()' : ''; |
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$columns .= |
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str_repeat(' ', 12) . |
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"\$table->{$type}('$column'{$max}){$nullable}{$unique};" . |
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PHP_EOL; |
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} |
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return $columns . str_repeat(' ', 12) . '$table->timestamps();'; |
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} |
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/** |
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* Fill the $fillable, mostly for cosmetics |
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* |
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* @param $rules |
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* @return string |
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*/ |
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public static function rulesToFillables($rules): string |
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{ |
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$fillables = ''; |
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foreach (array_keys($rules) as $index => $column) { |
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if (count($rules) === 1) { |
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return "'$column'"; |
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} |
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if ($index === 0) { |
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$fillables .= "'$column'," . PHP_EOL; |
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} elseif ($index === count($rules) - 1) { |
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$fillables .= str_repeat(' ', 8) . "'$column'"; |
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} else { |
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$fillables .= str_repeat(' ', 8) . "'$column'," . PHP_EOL; |
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} |
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} |
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return $fillables; |
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} |
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/** |
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* Check if $rule contains any of the supported type |
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* WARNING: be aware of word length vs. word matching f.e. 'date' <-> 'dateTime' |
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* In that case the longest word should appear last in the array |
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* |
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* @param $rule |
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* @return mixed|string |
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*/ |
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public static function getType($rule) |
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{ |
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foreach (self::$columnTypes as $type) { |
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if (stripos($rule, strtolower($type)) !== false) { |
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return $type; |
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} |
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} |
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return 'string'; |
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} |
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/** |
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* Parses the max:* rule |
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* |
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* @param $rule |
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* @return string |
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*/ |
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public static function getMax($rule): string |
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{ |
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$max = (int)substr($rule, strpos($rule, 'max:') + 4); |
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if ($max > 0) { |
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return ", $max"; |
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} |
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return ''; |
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} |
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/** |
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* Checks if column can be set to nullable |
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* |
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* @param $rule |
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* @return boolean |
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*/ |
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public static function isRequired($rule): bool |
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{ |
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return self::contains($rule, 'required') |
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|| self::isUnique($rule); |
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} |
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/** |
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* Checks if columns needs to be set to unique |
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* |
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* @param $rule |
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* @return boolean |
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*/ |
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public static function isUnique($rule): bool |
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{ |
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return self::contains($rule, 'unique'); |
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} |
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private static function contains($rule, $needle): bool |
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{ |
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return stripos($rule, $needle) !== false; |
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} |
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} |
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mtolhuys /
laravel-schematics
