import { HttpApi, HttpApiBuilder, HttpApiEndpoint, HttpApiGroup, HttpServer } from "@effect/platform";
import {  Effect,  Layer,  Schema } from "effect";

/**
 * API
 */
class PingGroup extends HttpApiGroup.make("ping")
  .add(
    HttpApiEndpoint.get("ping", "/ping")
      .addSuccess(Schema.Struct({ message: Schema.String })
      )
  ) { }

class NestedApi extends HttpApi.make("nested-api")
  .add(PingGroup)
  .prefix("/nested") {
}

export class RootApi extends HttpApi.make("root-api")
  .addHttpApi(NestedApi) {
}

/**
 * Life Implementation
 */
const PingGroupLive = HttpApiBuilder
  .group(NestedApi, "ping", (handlers) =>
    handlers
      .handle("ping", () => Effect.succeed({ message: "pong" }))
  );

// const PingGroupLive2 = HttpApiBuilder
//   .group(RootApi, "ping", (handlers) =>
//     handlers
//       .handle("ping", () => Effect.succeed({ message: "pong" }))
//   );

const NestedApiLive = HttpApiBuilder
  .api(NestedApi)
  .pipe(Layer.provide(PingGroupLive))

const RootApiLive = HttpApiBuilder
  .api(RootApi)
  .pipe(Layer.provide(Layer.mergeAll(
    NestedApiLive, 
    // PingGroupLive2
  )))

const { handler } = HttpApiBuilder.toWebHandler(
  Layer.mergeAll(
    RootApiLive,
    HttpServer.layerContext
  )
)

/**
 * Do stuff with the handler
 */
export const effectAPI = onRequest(
  async (req, res) => {
    const response = await handler(request);
    res.send(await response.json())
  });