wace_rps/frontend/app/(main)/COMPANY_16/development/ebom-regist/page.tsx

"use client";

// 개발관리 > E-BOM 등록 (M3) — wace structureList.jsp 1:1
// 그리드: part_bom_report 9셀
// 액션: 조회 / 삭제 / 상태변경 (E-BOM등록 Excel Import는 별 PR)
// 참조: docs/migration/development/02-ebom.md

import React, { useCallback, useEffect, useMemo, useState } from "react";
import { Button } from "@/components/ui/button";
import { Input } from "@/components/ui/input";
import { Label } from "@/components/ui/label";
import {
  Search, Loader2, RotateCcw, Trash2, Settings, FileSpreadsheet,
} from "lucide-react";
import { toast } from "sonner";
import { DataGrid, DataGridColumn } from "@/components/common/DataGrid";
import { CommCodeSelect } from "@/components/common/CommCodeSelect";
import { SmartSelect, SmartSelectOption } from "@/components/common/SmartSelect";
import { devBomApi, BomReportListFilter, BomReportRow } from "@/lib/api/devBom";
import { BomReportStatusDialog } from "@/components/development/BomReportStatusDialog";
import { DevPartSelect } from "@/components/development/DevPartSelect";
import { BomReportExcelImportDialog } from "@/components/development/BomReportExcelImportDialog";
import { BomReportTreeDialog } from "@/components/development/BomReportTreeDialog";

const PRODUCT_GROUP = "0000001"; // 제품구분 (vexplor 공용)

const STATUS_OPTIONS: SmartSelectOption[] = [
  { code: "create",       label: "등록중" },
  { code: "changeDesign", label: "설계변경미배포" },
  { code: "deploy",       label: "배포완료" },
];

const BASE_GRID_COLUMNS: DataGridColumn[] = [
  { key: "product_name", label: "제품구분", width: "w-[160px]", align: "center", frozen: true },
  { key: "part_no", label: "품번", width: "w-[210px]" },
  { key: "part_name", label: "품명", minWidth: "min-w-[220px]" },
  // wace fnc_getFolderIcon 1:1 — 폴더 아이콘 클릭 시 BOM 구조 다이얼로그
  { key: "bom_cnt", label: "E-BOM", width: "w-[100px]", align: "center", renderType: "folder" },
  { key: "dept_user_name", label: "등록자", width: "w-[140px]", align: "center" },
  { key: "reg_date", label: "등록일", width: "w-[120px]", align: "center" },
  { key: "deploy_date", label: "확정일", width: "w-[120px]", align: "center" },
  { key: "revision", label: "Version", width: "w-[100px]", align: "center" },
  { key: "status_title", label: "상태", width: "w-[120px]", align: "center" },
];

const EMPTY_FILTER: BomReportListFilter = {
  product_cd: "", status: "",
  search_part_no: "", search_part_name: "",
  page: 1, page_size: 50,
};

export default function EbomRegistPage() {
  const [rows, setRows] = useState<BomReportRow[]>([]);
  const [total, setTotal] = useState(0);
  const [loading, setLoading] = useState(false);
  const [filter, setFilter] = useState<BomReportListFilter>(EMPTY_FILTER);
  const [checkedIds, setCheckedIds] = useState<string[]>([]);

  const [statusOpen, setStatusOpen] = useState(false);
  const [statusObjid, setStatusObjid] = useState<string | null>(null);
  const [excelOpen, setExcelOpen] = useState(false);
  const [treeOpen, setTreeOpen] = useState(false);
  const [treeReport, setTreeReport] = useState<BomReportRow | null>(null);

  const fetchList = useCallback(async (override?: Partial<BomReportListFilter>) => {
    setLoading(true);
    try {
      const f = { ...filter, ...override };
      const res = await devBomApi.list(f);
      setRows(res.rows ?? []);
      setTotal(res.total ?? 0);
      setCheckedIds([]);
    } catch (e: any) {
      toast.error(e?.response?.data?.message ?? e?.message ?? "조회 실패");
    } finally {
      setLoading(false);
    }
  }, [filter]);

  useEffect(() => { fetchList(); /* eslint-disable-next-line */ }, []);

  const handleDelete = async () => {
    if (checkedIds.length === 0) return toast.error("선택된 행이 없습니다.");
    if (!confirm(`${checkedIds.length}건을 삭제하시겠습니까? (자식 BOM 트리도 함께 삭제됨)`)) return;
    try {
      const res = await devBomApi.remove(checkedIds);
      toast.success(res?.message ?? "삭제되었습니다.");
      fetchList();
    } catch (e: any) {
      toast.error(e?.response?.data?.message ?? e?.message ?? "삭제 실패");
    }
  };

  const handleStatusChange = () => {
    if (checkedIds.length !== 1) return toast.error("상태 변경할 행 1개를 선택하세요.");
    setStatusObjid(checkedIds[0]);
    setStatusOpen(true);
  };

  // 품번 셀 클릭 → BOM 트리 다이얼로그 (wace fn_openSetStructure 1:1)
  const openTree = useCallback((row: BomReportRow) => {
    setTreeReport(row);
    setTreeOpen(true);
  }, []);

  const columns: DataGridColumn[] = useMemo(
    () => BASE_GRID_COLUMNS.map((c) =>
      c.key === "bom_cnt"
        ? { ...c, onClick: (row: any) => openTree(row as BomReportRow) }
        : c,
    ),
    [openTree],
  );

  // DataGrid 는 row.id 를 키로 사용 — backend 응답은 row.objid (lowercase) 이므로 매핑
  const gridRows = useMemo(() => rows.map((r) => ({ ...r, id: r.objid })), [rows]);

  return (
    <div className="flex h-full flex-col">
      <div className="border-b bg-card px-4 py-3">
        <div className="grid grid-cols-4 gap-3 text-sm">
          <Field label="제품구분">
            <CommCodeSelect
              groupId={PRODUCT_GROUP}
              value={filter.product_cd ?? ""}
              onValueChange={(v) => setFilter({ ...filter, product_cd: v })}
            />
          </Field>
          <Field label="상태">
            <SmartSelect
              options={STATUS_OPTIONS}
              value={filter.status ?? ""}
              onValueChange={(v) => setFilter({ ...filter, status: v })}
              placeholder="전체"
            />
          </Field>
          {/* wace structureList.jsp 1:1 — select2-part 자동완성 (양방향 동기) */}
          <Field label="품번">
            <DevPartSelect mode="partNo"
                           value={filter.search_part_no ?? ""}
                           onValueChange={(v, row) => setFilter((prev) => ({
                             ...prev,
                             search_part_no: v,
                             search_part_name: row?.part_name ?? prev.search_part_name,
                           }))} />
          </Field>
          <Field label="품명">
            <DevPartSelect mode="partName"
                           value={filter.search_part_name ?? ""}
                           onValueChange={(v, row) => setFilter((prev) => ({
                             ...prev,
                             search_part_name: v,
                             search_part_no: row?.part_no ?? prev.search_part_no,
                           }))} />
          </Field>
        </div>
        <div className="mt-3 flex items-center justify-between">
          <div className="text-xs text-muted-foreground">총 {total.toLocaleString()}건</div>
          <div className="flex items-end gap-2">
            <Button variant="outline" size="sm"
                    onClick={() => { setFilter(EMPTY_FILTER); fetchList(EMPTY_FILTER); }}>
              <RotateCcw className="h-4 w-4" /><span className="ml-1">초기화</span>
            </Button>
            <Button size="sm" onClick={() => fetchList()} disabled={loading}>
              {loading ? <Loader2 className="h-4 w-4 animate-spin" /> : <Search className="h-4 w-4" />}
              <span className="ml-1">조회</span>
            </Button>
            <Button size="sm" onClick={() => setExcelOpen(true)}
                    className="bg-emerald-600 hover:bg-emerald-700 text-white">
              <FileSpreadsheet className="h-4 w-4" /><span className="ml-1">E-BOM 등록(Excel)</span>
            </Button>
            <Button size="sm" variant="secondary" onClick={handleStatusChange}
                    disabled={checkedIds.length !== 1}>
              <Settings className="h-4 w-4" /><span className="ml-1">상태변경</span>
            </Button>
            <Button size="sm" variant="destructive" onClick={handleDelete}
                    disabled={checkedIds.length === 0}>
              <Trash2 className="h-4 w-4" /><span className="ml-1">삭제</span>
            </Button>
          </div>
        </div>
      </div>

      <div className="min-h-0 flex-1 p-2">
        <DataGrid
          columns={columns}
          data={gridRows}
          loading={loading}
          showRowNumber
          showCheckbox
          checkedIds={checkedIds}
          onCheckedChange={setCheckedIds}
          emptyMessage="등록된 E-BOM이 없습니다."
          gridId="development-ebom-regist"
        />
      </div>

      <BomReportStatusDialog
        open={statusOpen}
        onOpenChange={setStatusOpen}
        objid={statusObjid}
        onSaved={fetchList}
      />
      <BomReportExcelImportDialog
        open={excelOpen}
        onOpenChange={setExcelOpen}
        initialProductCd={filter.product_cd ?? ""}
        onSaved={fetchList}
      />
      <BomReportTreeDialog
        open={treeOpen}
        onOpenChange={setTreeOpen}
        bomReport={treeReport}
      />
    </div>
  );
}

function Field({ label, children }: { label: string; children: React.ReactNode }) {
  return (
    <div>
      <Label className="mb-1 block text-xs text-muted-foreground">{label}</Label>
      {children}
    </div>
  );
}