import express from "express";
import passport from "passport";
import { AllowedGuilds } from "../data/AllowedGuilds";
import { requireAPIToken } from "./auth";
import { ApiPermissions } from "../data/ApiPermissions";
import { clientError, ok, unauthorized } from "./responses";
import { Configs } from "../data/Configs";
import { ApiRoles } from "../data/ApiRoles";

export function initGuildsAPI(app: express.Express) {
  const guildAPIRouter = express.Router();
  requireAPIToken(guildAPIRouter);

  const allowedGuilds = new AllowedGuilds();
  const apiPermissions = new ApiPermissions();
  const configs = new Configs();

  guildAPIRouter.get("/guilds/available", async (req, res) => {
    const guilds = await allowedGuilds.getForApiUser(req.user.userId);
    res.json(guilds);
  });

  guildAPIRouter.get("/guilds/:guildId/config", async (req, res) => {
    const permissions = await apiPermissions.getByGuildAndUserId(req.params.guildId, req.user.userId);
    if (!permissions) return unauthorized(res);

    const config = await configs.getActiveByKey(`guild-${req.params.guildId}`);
    res.json({ config: config ? config.config : "" });
  });

  guildAPIRouter.post("/guilds/:guildId/config", async (req, res) => {
    const permissions = await apiPermissions.getByGuildAndUserId(req.params.guildId, req.user.userId);
    if (!permissions || ApiRoles[permissions.role] < ApiRoles.Editor) return unauthorized(res);

    const config = req.body.config;
    if (config == null) return clientError(res, "No config supplied");

    await configs.saveNewRevision(`guild-${req.params.guildId}`, config, req.user.userId);
    ok(res);
  });

  app.use(guildAPIRouter);
}