resendVerificationEmail: protectedProcedure
    .input(z.object({ email: z.string().email() }))
    .mutation(async ({ ctx, input: { email } }) => {
      const verificationToken = await ctx.prisma.verificationToken.create({
        data: {
          identifier: email,
          token: crypto.randomBytes(32).toString("hex"),
          expires: new Date(Date.now() + 1000 * 60 * 60 * 24), // expires in 24 hours
        },
      });

      const url = `http://localhost:3000/api/auth/callback/email?callbackUrl=${encodeURIComponent(
        "http://localhost:3000/profile"
      )}&token=${verificationToken.token}&email=${encodeURIComponent(
        verificationToken.identifier
      )}`;

      const server = {
        host: env.EMAIL_SERVER_HOST,
        port: parseInt(env.EMAIL_SERVER_PORT),
        auth: {
          user: env.EMAIL_SERVER_USER,
          pass: env.EMAIL_SERVER_PASSWORD,
        },
      };
      const { host } = new URL(url);
      const transport = createTransport(server);
      try {
        const result = await transport.sendMail({
          to: email,
          from: env.EMAIL_FROM,
          subject: `Sign in to ${host}`,
          text: text({ url, host }),
          html: html({ url, host }),
        });

        const failed = result.rejected.concat(result.pending).filter(Boolean);
        if (failed.length) {
          throw new TRPCError({
            code: "INTERNAL_SERVER_ERROR",
            message: `Email(s) (${failed.join(", ")}) could not be sent`,
          });
        }
        return { message: "Verification email sent." };
      } catch (error) {
        throw new TRPCError({
          code: "INTERNAL_SERVER_ERROR",
          message: "Failed to send verification email.",
        });
      }
    }),

resendVerificationEmail: protectedProcedure
    .input(z.object({ email: z.string().email() }))
    .mutation(async ({ ctx, input: { email } }) => {
      const verificationToken = await ctx.prisma.verificationToken.create({
        data: {
          identifier: email,
          token: crypto.randomBytes(32).toString("hex"),
          expires: new Date(Date.now() + 1000 * 60 * 60 * 24), // expires in 24 hours
        },
      });

      const url = `http://localhost:3000/api/auth/callback/email?callbackUrl=${encodeURIComponent(
        "http://localhost:3000/profile"
      )}&token=${verificationToken.token}&email=${encodeURIComponent(
        verificationToken.identifier
      )}`;

      const server = {
        host: env.EMAIL_SERVER_HOST,
        port: parseInt(env.EMAIL_SERVER_PORT),
        auth: {
          user: env.EMAIL_SERVER_USER,
          pass: env.EMAIL_SERVER_PASSWORD,
        },
      };
      const { host } = new URL(url);
      const transport = createTransport(server);
      try {
        const result = await transport.sendMail({
          to: email,
          from: env.EMAIL_FROM,
          subject: `Sign in to ${host}`,
          text: text({ url, host }),
          html: html({ url, host }),
        });

        const failed = result.rejected.concat(result.pending).filter(Boolean);
        if (failed.length) {
          throw new TRPCError({
            code: "INTERNAL_SERVER_ERROR",
            message: `Email(s) (${failed.join(", ")}) could not be sent`,
          });
        }
        return { message: "Verification email sent." };
      } catch (error) {
        throw new TRPCError({
          code: "INTERNAL_SERVER_ERROR",
          message: "Failed to send verification email.",
        });
      }
    }),