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Reimplement interface for future iterations

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This commit is contained in:
Sky Johnson 2024-09-12 10:00:32 -05:00
parent 13b18b81ff
commit 86162b3451
2 changed files with 72 additions and 63 deletions
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66
src/Router.php
View File

@ -2,68 +2,8 @@
namespace Sharkk\Router;
class Router
interface Router
{
public array $routes = [];
public function add(string $method, string $route, callable $handler): Router
{
// Expand the route into segments and make dynamic segments into a common placeholder
$segments = array_map(function($segment) {
return str_starts_with($segment, ':') ? ':x' : $segment;
}, explode('/', trim($route, '/')));
// Push each segment into the routes array as a node, except if this is the root node
$node = &$this->routes;
foreach ($segments as $segment) {
// skip an empty segment, which allows us to register handlers for the root node
if ($segment === '') continue;
$node = &$node[$segment]; // build the node tree as we go
}
// Add the handler to the last node
$node[$method] = $handler;
return $this;
}
// @return array{code: int, handler: callable, params: array|null }
public function lookup(string $method, string $uri): array
{
// node is a reference to our current location in the node tree
$node = $this->routes;
// params will hold any dynamic segments we find
$params = [];
// We'll split up the URI into segments and traverse the node tree
foreach (explode('/', trim($uri, '/')) as $segment) {
// if there is a node for this segment, move to it
if (isset($node[$segment])) {
$node = $node[$segment];
continue;
}
// if there is a dynamic segment, move to it and store the value
if (isset($node[':x'])) {
$params[] = $segment;
$node = $node[':x'];
continue;
}
// if we can't find a node for this segment, return 404
return ['code' => 404];
}
// if we found a handler for the method, return it and any params. if not, return a 405
return isset($node[$method])
? ['code' => 200, 'handler' => $node[$method], 'params' => $params ?? null]
: ['code' => 405];
}
public function clear(): Router
{
$this->routes = [];
return $this;
}
public function add(string $method, string $route, callable $handler): Router;
public function lookup(string $method, string $uri): array;
}

69
src/SegmentRouter.php Normal file
View File

@ -0,0 +1,69 @@
<?php
namespace Sharkk\Router;
class SegmentRouter implements Router
{
public array $routes = [];
public function add(string $method, string $route, callable $handler): Router
{
// Expand the route into segments and make dynamic segments into a common placeholder
$segments = array_map(function($segment) {
return str_starts_with($segment, ':') ? ':x' : $segment;
}, explode('/', trim($route, '/')));
// Push each segment into the routes array as a node, except if this is the root node
$node = &$this->routes;
foreach ($segments as $segment) {
// skip an empty segment, which allows us to register handlers for the root node
if ($segment === '') continue;
$node = &$node[$segment]; // build the node tree as we go
}
// Add the handler to the last node
$node[$method] = $handler;
return $this;
}
// @return array{code: int, handler: callable, params: array|null }
public function lookup(string $method, string $uri): array
{
// node is a reference to our current location in the node tree
$node = $this->routes;
// params will hold any dynamic segments we find
$params = [];
// We'll split up the URI into segments and traverse the node tree
foreach (explode('/', trim($uri, '/')) as $segment) {
// if there is a node for this segment, move to it
if (isset($node[$segment])) {
$node = $node[$segment];
continue;
}
// if there is a dynamic segment, move to it and store the value
if (isset($node[':x'])) {
$params[] = $segment;
$node = $node[':x'];
continue;
}
// if we can't find a node for this segment, return 404
return ['code' => 404];
}
// if we found a handler for the method, return it and any params. if not, return a 405
return isset($node[$method])
? ['code' => 200, 'handler' => $node[$method], 'params' => $params ?? null]
: ['code' => 405];
}
public function clear(): Router
{
$this->routes = [];
return $this;
}
}