import React, { useState } from "react";
import { useCollections } from "../../hooks/useCollections";
import {
  ADDPAYMENT_COLLECTION,
  ADMIN_COLLECTION,
  CREATE_COLLECTION,
  EDIT_COLLECTION,
  ITEMS_PER_PAGE,
  VIEW_COLLECTION,
} from "../../utils/constants";
import { formatFigure, localToUtc, useDebounce } from "../../utils/appUtils";
import { formatUTCToLocalTime } from "../../utils/dateUtils";
import Pagination from "../common/Pagination";
import { useCollectionContext } from "../../pages/collections/CollectionPage";
import { CollectionTableSkeleton } from "./CollectionSkeleton";
import { useSelectedProject } from "../../slices/apiDataManager";
import { useHasUserPermission } from "../../hooks/useHasUserPermission";

const CollectionList = ({ fromDate, toDate, isPending, searchString }) => {
  const [currentPage, setCurrentPage] = useState(1);

  const isAdmin = useHasUserPermission(ADMIN_COLLECTION);
  const canAddPayment = useHasUserPermission(ADDPAYMENT_COLLECTION);
  const canViewCollection = useHasUserPermission(VIEW_COLLECTION);
  const canEditCollection = useHasUserPermission(EDIT_COLLECTION);
  const canCreate = useHasUserPermission(CREATE_COLLECTION);

  const selectedProject = useSelectedProject();
  const searchDebounce = useDebounce(searchString, 500);
  
  const { data, isLoading, isError, error } = useCollections(
    selectedProject,
    searchDebounce,
    localToUtc(fromDate),
    localToUtc(toDate),
    ITEMS_PER_PAGE,
    currentPage,
    true,
    isPending
  );
  const { setProcessedPayment, setAddPayment, setViewCollection } =
    useCollectionContext();

  const paginate = (page) => {
    if (page >= 1 && page <= (data?.totalPages ?? 1)) {
      setCurrentPage(page);
    }
  };

  const collectionColumns = [
    {
      key: "invoiceDate",
      label: "Invoice Date",
      getValue: (col) => (
        <span
          className="text-truncate d-inline-block"
          style={{ maxWidth: "200px" }}
        >
          {formatUTCToLocalTime(col.invoiceDate)}
        </span>
      ),
      align: "text-start",
    },
    {
      key: "invoiceId",
      label: "Invoice No",
      getValue: (col) => (
        <span
          className="text-truncate d-inline-block"
          style={{ maxWidth: "200px" }}
        >
          {col?.invoiceNumber ?? "-"}
        </span>
      ),
      align: "text-start",
    },
    {
      key: "project",
      label: "Project",
      getValue: (col) => (
        <span
          className="text-truncate d-inline-block"
          style={{ maxWidth: "200px" }}
        >
          {col?.project?.name ?? "-"}
        </span>
      ),
      align: "text-start",
    },
    {
      key: "submittedDate",
      label: "Submission Date",
      getValue: (col) => (
        <span
          className="text-truncate d-inline-block"
          style={{ maxWidth: "200px" }}
        >
          {formatUTCToLocalTime(col.createdAt)}
        </span>
      ),
      align: "text-center",
    },
    {
      key: "expectedSubmittedDate",
      label: "Expected Payment Date",
      getValue: (col) => (
        <span
          className="text-truncate d-inline-block"
          style={{ maxWidth: "200px" }}
        >
          {formatUTCToLocalTime(col.exceptedPaymentDate) ?? "-"}
        </span>
      ),
      align: "text-center",
    },
    {
      key: "amount",
      label: "Total Amount",
      getValue: (col) => (
        <span
          className="text-truncate d-inline-block"
          style={{ maxWidth: "200px" }}
        >
          {formatFigure(col?.basicAmount + col?.taxAmount, {
            type: "currency",
            currency: "INR",
          }) ?? 0}
        </span>
      ),
      align: "text-end",
    },
    {
      key: "balance",
      label: "Balance",
      getValue: (col) => (
        <span
          className="text-truncate d-inline-block py-3"
          style={{ maxWidth: "200px" }}
        >
          {formatFigure(col?.balanceAmount, {
            type: "currency",
            currency: "INR",
          }) ?? 0}
        </span>
      ),
      align: "text-end",
    },
  ];

  if (isLoading) return <CollectionTableSkeleton />;
  if (isError) return <p>{error.message}</p>;

  return (
    <div className="card px-sm-4 px-0">
      <div
        className="card-datatable table-responsive page-min-h"
        id="horizontal-example"
      >
        <div className="dataTables_wrapper no-footer mx-3 pb-2">
          <table className="table dataTable text-nowrap">
            <thead>
              <tr className="table_header_border">
                {collectionColumns.map((col) => (
                  <th key={col.key} className={col.align}>
                    {col.label}
                  </th>
                ))}
                {(isAdmin ||
                  canAddPayment ||
                  canViewCollection ||
                  canEditCollection ||
                  canCreate) && <th>Action</th>}
              </tr>
            </thead>
            <tbody>
              {Array.isArray(data?.data) && data.data.length > 0 ? (
                data.data.map((row, i) => (
                  <tr key={i}>
                    {collectionColumns.map((col) => (
                      <td key={col.key} className={col.align}>
                        {col.getValue(row)}
                      </td>
                    ))}
                    {(isAdmin ||
                      canAddPayment ||
                      canViewCollection ||
                      canEditCollection ||
                      canCreate) && (
                        <td
                          className="sticky-action-column text-center"
                          style={{ padding: "12px 8px" }}
                        >
                          <div className="dropdown z-2">
                            <button
                              type="button"
                              className="btn btn-icon btn-text-secondary rounded-pill dropdown-toggle hide-arrow p-0"
                              data-bs-toggle="dropdown"
                              aria-expanded="false"
                            >
                              <i
                                className="bx bx-dots-vertical-rounded bx-sm text-muted"
                                data-bs-toggle="tooltip"
                                data-bs-offset="0,8"
                                data-bs-placement="top"
                                data-bs-custom-class="tooltip-dark"
                                title="More Action"
                              ></i>
                            </button>

                            <ul className="dropdown-menu dropdown-menu-end">
                              {/* View */}

                              <li>
                                <a
                                  className="dropdown-item cursor-pointer"
                                  onClick={() => setViewCollection(row.id)}
                                >
                                  <i className="bx bx-show me-2 text-primary"></i>
                                  <span>View</span>
                                </a>
                              </li>

                              {/* Only if not completed */}
                              {!row?.markAsCompleted && (
                                <>
                                  {/* Add Payment */}
                                  {(isAdmin || canAddPayment) && (
                                    <li>
                                      <a
                                        className="dropdown-item cursor-pointer"
                                        onClick={() =>
                                          setAddPayment({
                                            isOpen: true,
                                            invoiceId: row.id,
                                          })
                                        }
                                      >
                                        <i className="bx bx-wallet me-2 text-warning"></i>
                                        <span>Add Payment</span>
                                      </a>
                                    </li>
                                  )}

                                  {/* Mark Payment */}
                                  {isAdmin && (
                                    <li>
                                      <a
                                        className="dropdown-item cursor-pointer"
                                        onClick={() =>
                                          setProcessedPayment({
                                            isOpen: true,
                                            invoiceId: row.id,
                                          })
                                        }
                                      >
                                        <i className="bx bx-check-circle me-2 text-success"></i>
                                        <span>Mark Payment</span>
                                      </a>
                                    </li>
                                  )}
                                </>
                              )}
                            </ul>
                          </div>
                        </td>
                      )}
                  </tr>
                ))
              ) : (
                <tr style={{ height: "200px" }}>
                  <td
                    colSpan={collectionColumns.length + 1}
                    className="text-center border-0 align-middle"
                  >
                    No Collections Found
                  </td>
                </tr>
              )}
            </tbody>
          </table>
          {data?.data?.length > 0 && (
            <div className="d-flex justify-content-start mt-2">
              <Pagination
                currentPage={currentPage}
                totalPages={data?.totalPages}
                onPageChange={paginate}
              />
            </div>
          )}
        </div>
      </div>
    </div>
  );
};

export default CollectionList;