/**
* @param \Viserio\Routing\Generator\ChildrenNodeCollection $nodeCollection
*
* @return \Viserio\Routing\Generator\ChildrenNodeCollection
*/
protected function moveCommonMatchersToParentNode(ChildrenNodeCollection $nodeCollection) : ChildrenNodeCollection
{
$nodes = $nodeCollection->getChildren();
if (count($nodes) <= 1) {
return $nodeCollection;
}
$children = [];
$previous = array_shift($nodes);
foreach ($nodes as $node) {
$parent = $this->extractCommonParentNode($previous, $node);
if ($parent) {
$previous = $parent;
} else {
$children[] = $previous;
$previous = $node;
}
}
$children[] = $previous;
return new ChildrenNodeCollection($children);
}
/**
* Comple the segemtns nodes to if statements.
*
* @param object $code
* @param ChildrenNodeCollection $nodes
* @param array $segmentVariables
* @param array $parameters
*/
protected function compileSegmentNodes($code, ChildrenNodeCollection $nodes, array $segmentVariables, array $parameters = [])
{
$originalParameters = $parameters;
foreach ($nodes->getChildren() as $node) {
$parameters = $originalParameters;
$segmentMatchers = $node->getMatchers();
$conditions = [];
$currentParameter = empty($parameters) ? 0 : max(array_keys($parameters)) + 1;
$count = $currentParameter;
foreach ($segmentMatchers as $segmentDepth => $matcher) {
$conditions[] = $matcher->getConditionExpression($segmentVariables[$segmentDepth], $count++);
}
$code->appendLine('if (' . implode(' && ', $conditions) . ') {');
++$code->indent;
$count = $currentParameter;
foreach ($segmentMatchers as $segmentDepth => $matcher) {
$matchedParameters = $matcher->getMatchedParameterExpressions($segmentVariables[$segmentDepth], $count++);
foreach ($matchedParameters as $parameterKey => $matchedParameter) {
$parameters[$parameterKey] = $matchedParameter;
}
}
$contents = $node->getContents();
if ($contents instanceof MatchedRouteDataMap) {
$this->compiledRouteHttpMethodMatch($code, $contents, $parameters);
} else {
$this->compileSegmentNodes($code, $contents, $segmentVariables, $parameters);
}
--$code->indent;
$code->appendLine('}');
}
}