import {
  http,
  HttpResponse,
  HttpResponseResolver,
  PathParams
} from "msw";
import { setupServer } from "msw/node";
import appsFixtures from "./apps.fixtures.json";

export const CAPROVER_TEST_DOMAIN = "caprover.test";
export const CAPROVER_TEST_PASSWORD = "password";
const TEST_TOKEN = "123";
const BASE_URI = `https://${CAPROVER_TEST_DOMAIN}/api/v2`;

const withAuth = (resolver: HttpResponseResolver): HttpResponseResolver => {
  return (input) => {
    const headers = input.request.headers;
    if (
      headers.get("x-namespace") !== "captain" ||
      headers.get("x-captain-auth") !== TEST_TOKEN
    ) {
      return HttpResponse.json({}, { status: 401 });
    }
    return resolver(input);
  };
};

// @see https://github.com/caprover/caprover-cli/blob/master/src/api/ApiManager.ts
// @see https://github.com/caprover/caprover/tree/master/src/routes
const handlers = [
  http.post<PathParams, { password: string }>(
    `${BASE_URI}/login`,
    async ({ request }) => {
      const credentials = await request.json();
      if (
        credentials.password !== CAPROVER_TEST_PASSWORD ||
        request.headers.get("x-namespace") !== "captain"
      ) {
        return HttpResponse.json({
          status: 1106,
          description: "Auth token corrupted",
          data: {},
        });
      }
      return HttpResponse.json({ data: { token: TEST_TOKEN } });
    }
  ),
  http.get(
    `${BASE_URI}/user/apps/appDefinitions`,
    withAuth(() => {
      return HttpResponse.json({
        data: {
          appDefinitions: appsFixtures,
        },
      });
    })
  ),
  http.post<
    { name: string },
    {
      captainDefinitionContent?: string;
      tarballFile?: string;
      gitHash?: string;
    }
  >(`${BASE_URI}/user/apps/appData/:name`, async ({ request, params }) => {
    const body = await request.json();
    if (/* !body.tarballFile &&  */ !body.captainDefinitionContent) {
      return HttpResponse.json({
        status: 1100,
        description:
          "Either tarballfile or captainDefinitionContent should be present.",
        data: {},
      });
    }

    const app = appsFixtures.find((app) => app.appName === params.name);
    if (!app) {
      return HttpResponse.json({
        status: 1000,
        description: `App (${params.name}) could not be found. Make sure that you have created the app.`,
        data: {},
      });
    }

    const newVersion = JSON.parse(body.captainDefinitionContent).imageName;
    app.deployedVersion = app.versions.length;
    app.versions.push({
      version: app.versions.length,
      deployedImageName: newVersion,
      gitHash: body.gitHash ?? "",
      timeStamp: new Date().toISOString(),
    });

    return HttpResponse.json({
      status: 100,
      description: "Deploy is done",
      data: {},
    });
  }),
];

const server = setupServer(...handlers);

export default server;