/**
 * @copyright nhcarrigan
 * @license Naomi's Public License
 * @author Naomi Carrigan
 */
import { validateBody } from "../../modules/validateBody.js";
import { logger } from "../../utils/logger.js";
import { sendMail } from "../../utils/mailer.js";
import type { PrismaClient } from "@prisma/client";
import type { Appeal, ErrorResponse, SuccessResponse } from "@repo/types";
import type { FastifyReply, FastifyRequest } from "fastify";

/**
 *Handles appeal form submissions.
 * @param database - The Prisma database client.
 * @param request - The request object.
 * @param response - The Fastify reply utility.
 */
export const submitAppealHandler = async(
  database: PrismaClient,
  request: FastifyRequest<{ Body: Appeal }>,
  response: FastifyReply<{ Reply: SuccessResponse | ErrorResponse }>,
): Promise<void> => {
  try {
    const isInvalid = validateBody(
      // eslint-disable-next-line @typescript-eslint/consistent-type-assertions -- We're passing a narrower type and TS hates that?
      request.body as unknown as Record<string, unknown>,
      "appeals",
    );
    if (isInvalid !== null) {
      await response.status(400).send({ error: isInvalid });
      return;
    }
    const exists = await database.appeals.findUnique({
      where: {
        email: request.body.email,
      },
    });
    if (exists !== null) {
      await response.status(429).send({
        error:
          // eslint-disable-next-line stylistic/max-len -- This is a long string.
          "You have already submitted an appeal. Please wait for it to be reviewed.",
      });
      return;
    }
    const data = { ...request.body };
    // @ts-expect-error -- We're deleting a property here.
    delete data.consent;
    await database.appeals.create({
      data,
    });
    await sendMail("appeal", data);
    await response.send({ success: true });
  } catch (error) {
    // eslint-disable-next-line @typescript-eslint/consistent-type-assertions -- we bein' lazy.
    await logger.error("/submit/appeals", error as Error);
    await response.status(500).send({ error: error instanceof Error
      ? error.message
      : "Internal Server Error" });
  }
};