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/*
Router class to handle routing of requests based on the request path.
@param {Request} request - the incoming request object
@param {Environment} environment - the environment object
@param {Context} context - the context object
@returns {Response} a new Response object
*/
export default class Router {
constructor(request, environment, context) {
this.request = request;
this.environment = environment;
this.context = context;
this.routes = [];
}
/*
Add a new route to the router.
@param {string} path - the path to match
@param {function} handler - the handler function to call if the path matches
@returns {Router} the router object
*/
add(path, handler) {
return this.routes.push({
path,
handler,
});
}
/*
Helper function to respond with a JSON object
@param {object} body - the JSON object to respond with
@returns {Response} a new Response object
*/
respond(body) {
return new Response(JSON.stringify(body), {
headers: {
"Access-Control-Allow-Origin": "*",
"Content-Type": "application/json",
},
});
}
/*
Route the request to the appropriate handler based on the request path.
@returns {Response} a new Response object
*/
route() {
for (const route of this.routes) {
const url = new URL(this.request.url);
if (url.pathname === route.path) {
return route.handler(this.request, this.environment, this.context);
}
}
return this.respond({
error: `route not found`,
});
}
}
|
