import { Result } from "@repo/rdx-utils";

import type { Mailbox } from "../domain/mailbox.aggregate";
import type { MailboxUse } from "../domain/mailbox-use.aggregate";
import type { MailboxInput, MailboxUseInput } from "../domain/mailbox-values";
import { MailboxError } from "../domain/mailbox-values";
import { MailboxUseValues } from "../domain/value-objects/mailbox-use-values.vo";
import { MailboxValues } from "../domain/value-objects/mailbox-values.vo";

import type { MailboxContext } from "./mailbox.repository";

export function mapMailboxInput(input: MailboxInput, context: MailboxContext, previous?: Mailbox) {
  const values = MailboxValues.create(input);

  if (!values.isSuccess) {
    return values;
  }
  if (
    context.mailboxes.some(
      (item) =>
        item.id.toPrimitive() !== previous?.id.toPrimitive() &&
        item.values.address.equals(values.data.address)
    )
  ) {
    return Result.fail(new MailboxError("MAILBOX_EXISTS"));
  }
  const accountId = values.data.accountId.getOrUndefined();

  if (
    accountId &&
    !context.items.some((item) => item.id.equals(accountId) && item.values.kind === "account")
  ) {
    return Result.fail(new MailboxError("MAILBOX_SCOPE_MISMATCH"));
  }

  return values;
}

export function mapMailboxUseInput(
  input: MailboxUseInput,
  context: MailboxContext,
  previous?: MailboxUse
) {
  const values = MailboxUseValues.create(input);

  if (!values.isSuccess) {
    return values;
  }
  const mailbox = context.mailboxes.find((item) => item.id.equals(values.data.mailboxId));
  const person = context.people.find((item) => item.id.equals(values.data.personId));

  if (!(mailbox && person)) {
    return Result.fail(new MailboxError("MAILBOX_SCOPE_MISMATCH"));
  }
  if (!(previous || (mailbox.values.active && person.active))) {
    return Result.fail(new MailboxError("MAILBOX_UNAVAILABLE"));
  }
  if (
    context.uses.some(
      (item) =>
        item.id.toPrimitive() !== previous?.id.toPrimitive() && item.values.overlaps(values.data)
    )
  ) {
    return Result.fail(new MailboxError("MAILBOX_USE_OVERLAP"));
  }

  return values;
}