How do I revalidatePath from a trpc router?

/**
 * This helper generates the "internals" for a tRPC context. If you need to use it, you can export
 * it from here.
 *
 * Examples of things you may need it for:
 * - testing, so we don't have to mock Next.js' req/res
 * - tRPC's `createSSGHelpers`, where we don't have req/res
 *
 * @see https://create.t3.gg/en/usage/trpc#-serverapitrpcts
 */
const createInnerTRPCContext = (opts: CreateContextOptions) => {
  return {
    session: opts.session,
    prisma,
    res: opts.res,
  };
};

/**
 * This is the actual context you will use in your router. It will be used to process every request
 * that goes through your tRPC endpoint.
 *
 * @see https://trpc.io/docs/context
 */
export const createTRPCContext = async (opts: CreateNextContextOptions) => {
  const { req, res } = opts;

  // Get the session from the server using the getServerSession wrapper function
  const session = await getServerAuthSession({ req, res });

  return createInnerTRPCContext({
    session,
    res,
  });
};

/**
 * This helper generates the "internals" for a tRPC context. If you need to use it, you can export
 * it from here.
 *
 * Examples of things you may need it for:
 * - testing, so we don't have to mock Next.js' req/res
 * - tRPC's `createSSGHelpers`, where we don't have req/res
 *
 * @see https://create.t3.gg/en/usage/trpc#-serverapitrpcts
 */
const createInnerTRPCContext = (opts: CreateContextOptions) => {
  return {
    session: opts.session,
    prisma,
    res: opts.res,
  };
};

/**
 * This is the actual context you will use in your router. It will be used to process every request
 * that goes through your tRPC endpoint.
 *
 * @see https://trpc.io/docs/context
 */
export const createTRPCContext = async (opts: CreateNextContextOptions) => {
  const { req, res } = opts;

  // Get the session from the server using the getServerSession wrapper function
  const session = await getServerAuthSession({ req, res });

  return createInnerTRPCContext({
    session,
    res,
  });
};

import { z } from "zod";
import {
  createTRPCRouter,
  publicProcedure,
  protectedProcedure,
} from "@/server/api/trpc";
import { formSchema } from "@/pages/admin";

export const gigsRouter = createTRPCRouter({
  getAll: publicProcedure.query(({ ctx }) => {
    return ctx.prisma.gigs.findMany();
  }),

  create: protectedProcedure
    .input(formSchema)
    .mutation(async ({ ctx, input }) => {
      const returnThis = await ctx.prisma.gigs.create({
        data: {
          ...input,
          date: new Date(input.date),
        },
      });

      await ctx.res.revalidate("/");
      return returnThis;
    }),

  delete: protectedProcedure
    .input(z.object({ id: z.string() }))
    .mutation(async ({ ctx, input }) => {
      const returnThis = await ctx.prisma.gigs.delete({
        where: { id: input.id },
      });

      await ctx.res.revalidate("/");
      return returnThis;
    }),
});

import { z } from "zod";
import {
  createTRPCRouter,
  publicProcedure,
  protectedProcedure,
} from "@/server/api/trpc";
import { formSchema } from "@/pages/admin";

export const gigsRouter = createTRPCRouter({
  getAll: publicProcedure.query(({ ctx }) => {
    return ctx.prisma.gigs.findMany();
  }),

  create: protectedProcedure
    .input(formSchema)
    .mutation(async ({ ctx, input }) => {
      const returnThis = await ctx.prisma.gigs.create({
        data: {
          ...input,
          date: new Date(input.date),
        },
      });

      await ctx.res.revalidate("/");
      return returnThis;
    }),

  delete: protectedProcedure
    .input(z.object({ id: z.string() }))
    .mutation(async ({ ctx, input }) => {
      const returnThis = await ctx.prisma.gigs.delete({
        where: { id: input.id },
      });

      await ctx.res.revalidate("/");
      return returnThis;
    }),
});