import { prisma } from '@documenso/prisma';
import { Document } from '@documenso/prisma/client';

export interface FindDocumentsOptions {
  term?: string;
  page?: number;
  perPage?: number;
  orderBy?: {
    column: keyof Omit<Document, 'document'>;
    direction: 'asc' | 'desc';
  };
}

export const findDocuments = async ({
  term,
  page = 1,
  perPage = 10,
  orderBy,
}: FindDocumentsOptions) => {
  const orderByColumn = orderBy?.column ?? 'createdAt';
  const orderByDirection = orderBy?.direction ?? 'desc';

  const termFilters = !term
    ? undefined
    : ({
        title: {
          contains: term,
          mode: 'insensitive',
        },
      } as const);

  const [data, count] = await Promise.all([
    prisma.document.findMany({
      where: {
        ...termFilters,
      },
      skip: Math.max(page - 1, 0) * perPage,
      take: perPage,
      orderBy: {
        [orderByColumn]: orderByDirection,
      },
      include: {
        User: {
          select: {
            id: true,
            name: true,
            email: true,
          },
        },
        Recipient: true,
      },
    }),
    prisma.document.count({
      where: {
        ...termFilters,
      },
    }),
  ]);

  return {
    data,
    count,
    currentPage: Math.max(page, 1),
    perPage,
    totalPages: Math.ceil(count / perPage),
  };
};