import { z } from "zod";

import { authedAdminProcedure } from "../../../procedures/authedProcedure";
import { router } from "../../../trpc";
import { ZListMembersSchema } from "./listPaginated.schema";
import { ZAdminPasswordResetSchema } from "./sendPasswordReset.schema";

type AdminRouterHandlerCache = {
  listPaginated?: typeof import("./listPaginated.handler").listPaginatedHandler;
  sendPasswordReset?: typeof import("./sendPasswordReset.handler").sendPasswordResetHandler;
};

const UNSTABLE_HANDLER_CACHE: AdminRouterHandlerCache = {};

export const adminRouter = router({
  listPaginated: authedAdminProcedure.input(ZListMembersSchema).query(async ({ ctx, input }) => {
    if (!UNSTABLE_HANDLER_CACHE.listPaginated) {
      UNSTABLE_HANDLER_CACHE.listPaginated = await import("./listPaginated.handler").then(
        (mod) => mod.listPaginatedHandler
      );
    }

    // Unreachable code but required for type safety
    if (!UNSTABLE_HANDLER_CACHE.listPaginated) {
      throw new Error("Failed to load handler");
    }

    return UNSTABLE_HANDLER_CACHE.listPaginated({
      ctx,
      input,
    });
  }),
  sendPasswordReset: authedAdminProcedure
    .input(ZAdminPasswordResetSchema)
    .mutation(async ({ ctx, input }) => {
      if (!UNSTABLE_HANDLER_CACHE.sendPasswordReset) {
        UNSTABLE_HANDLER_CACHE.sendPasswordReset = await import("./sendPasswordReset.handler").then(
          (mod) => mod.sendPasswordResetHandler
        );
      }

      // Unreachable code but required for type safety
      if (!UNSTABLE_HANDLER_CACHE.sendPasswordReset) {
        throw new Error("Failed to load handler");
      }

      return UNSTABLE_HANDLER_CACHE.sendPasswordReset({
        ctx,
        input,
      });
    }),
  toggleFeatureFlag: authedAdminProcedure
    .input(z.object({ slug: z.string(), enabled: z.boolean() }))
    .mutation(({ ctx, input }) => {
      const { prisma, user } = ctx;
      const { slug, enabled } = input;
      return prisma.feature.update({
        where: { slug },
        data: { enabled, updatedBy: user.id },
      });
    }),
});