import { createRequestHandler, RouterContextProvider } from 'react-router'

declare module 'react-router' {
  export interface AppLoadContext {
    cloudflare: {
      env: Env
      ctx: ExecutionContext
    }
  }
}

const requestHandler = createRequestHandler(
  () => import('virtual:react-router/server-build'),
  import.meta.env.MODE
)

export default {
  async fetch(request, env, ctx) {
    const context = new RouterContextProvider()

    return requestHandler(
      request,
      Object.assign(context, { cloudflare: { env, ctx } })
    )
  }
} satisfies ExportedHandler<Env>