'use client';

import { useRouter } from 'next/navigation';
import { useState, type ReactNode } from 'react';
import { FoxButton } from '@fox/core/components/fox-button';
import { FoxButtonGroup } from '@fox/core/components/fox-button-group';
import { FoxSelectText } from '@fox/core/components/fox-select-text';
import {
  FoxListContainer,
  type FoxListColumn,
} from '@fox/core/components/fox-list-container';
import { CONTENT_KIND_LABEL, type ContentKind } from '@/lib/domain/content';
import {
  CONTENT_PAGE_SIZE_OPTIONS,
  CONTENT_SEARCH_FIELDS,
  CONTENT_SORT_OPTIONS,
  buildContentHref,
  contentBreadcrumb,
  contentCreatePath,
  contentListPath,
  type ContentPageSize,
  type ContentQuery,
  type ContentSortOption,
} from '@/lib/domain/content-query';
import { ContentListFilters } from './content-list-filters';
import type { CommonCode } from '@/lib/domain/common-code';
import type { GradesBySchool } from '@/lib/domain/content';

interface ContentListShellProps<T> {
  kind: ContentKind;
  columns: FoxListColumn<T>[];
  rows: T[];
  rowKey: (row: T) => string;
  query: ContentQuery;
  currentPage: number;
  totalPages: number;
  totalCount: number;
  schools: readonly CommonCode[];
  gradesBySchool: GradesBySchool;
  /** 툴바 오른쪽에 덧붙일 것(금융OX퀴즈의 엑셀 버튼). */
  extraActions?: ReactNode;
}

/** 콘텐츠관리 목록 3종이 공유하는 껍데기 — 열만 화면마다 다르다. */
export function ContentListShell<T>({
  kind,
  columns,
  rows,
  rowKey,
  query,
  currentPage,
  totalPages,
  totalCount,
  schools,
  gradesBySchool,
  extraActions,
}: ContentListShellProps<T>) {
  const router = useRouter();

  function go(patch: Partial<ContentQuery>) {
    router.push(buildContentHref(kind, query, patch));
  }

  // 검색 초기화 — 주소를 되돌리는 것만으론 아직 적용 안 한 입력값이 남는다. 목록 컨테이너를
  // 다시 마운트해 검색 상자의 초안까지 비운다.
  const [resetCount, setResetCount] = useState(0);
  function resetSearch() {
    setResetCount((count) => count + 1);
    router.replace(contentListPath(kind));
  }

  return (
    <FoxListContainer<T>
      key={resetCount}
      title={`콘텐츠 목록 (${CONTENT_KIND_LABEL[kind]})`}
      breadcrumb={contentBreadcrumb(kind)}
      caption={`${CONTENT_KIND_LABEL[kind]} 콘텐츠 목록`}
      columns={columns}
      rows={rows}
      rowKey={rowKey}
      totalCount={totalCount}
      emptyMessage="등록된 콘텐츠가 없습니다."
      filter={
        <ContentListFilters
          query={query}
          schools={schools}
          gradesBySchool={gradesBySchool}
          // 백엔드가 searchLevelCd를 받기만 하고 조건에 쓰지 않아, 골라도 목록이 그대로다.
          // SQL에 조건이 생기면 `kind === 'quiz'`로 되돌린다.
          withLevel={false}
          onChange={go}
        />
      }
      sorts={
        <>
          <FoxSelectText
            size="sm"
            ariaLabel="정렬"
            icon={<i className="fox-ico fox-ico-ArrowsDownUp" aria-hidden="true" />}
            options={CONTENT_SORT_OPTIONS.map((option) => ({
              value: option.value,
              label: option.label,
            }))}
            value={query.sort}
            onValueChange={(value) => go({ sort: value as ContentSortOption })}
          />
          <FoxSelectText
            size="sm"
            ariaLabel="페이지 크기"
            options={CONTENT_PAGE_SIZE_OPTIONS.map((size) => ({
              value: String(size),
              label: `${size}개씩 보기`,
            }))}
            value={String(query.pageSize)}
            onValueChange={(value) =>
              go({ pageSize: Number(value) as ContentPageSize, page: 1 })
            }
          />
        </>
      }
      searchHidden={CONTENT_SEARCH_FIELDS[kind].length === 0}
      searchFields={CONTENT_SEARCH_FIELDS[kind].map((field) => ({
        value: field.value,
        label: field.label,
      }))}
      searchField={query.searchField}
      keyword={query.keyword}
      searchPlaceholder="검색어를 입력하세요."
      toolbarActions={
        <FoxButtonGroup size="md">
          <FoxButton type="default" size="md" label="검색 초기화" onAction={resetSearch} />
          {extraActions}
          <FoxButton
            type="primary"
            size="md"
            leadingIcon={<i className="fox-ico fox-ico-Plus" aria-hidden="true" />}
            label="등록"
            onAction={() => router.push(contentCreatePath(kind))}
          />
        </FoxButtonGroup>
      }
      page={currentPage}
      totalPages={totalPages}
      buildHref={(patch) => buildContentHref(kind, query, patch as Partial<ContentQuery>)}
      onQueryChange={go}
    />
  );
}