import React, { useState } from "react";
import { useCollectionContext } from "../../pages/collections/CollectionPage";
import { useCollection } from "../../hooks/useCollections";
import { formatUTCToLocalTime } from "../../utils/dateUtils";
import { formatFigure, getIconByFileType } from "../../utils/appUtils";
import Avatar from "../common/Avatar";
import PaymentHistoryTable from "./PaymentHistoryTable";
import Comment from "./Comment";
import { CollectionDetailsSkeleton } from "./CollectionSkeleton";
import { useHasUserPermission } from "../../hooks/useHasUserPermission";
import { ADMIN_COLLECTION, EDIT_COLLECTION } from "../../utils/constants";

const ViewCollection = ({ onClose }) => {
  const [activeTab, setActiveTab] = useState("payments");
  const isAdmin = useHasUserPermission(ADMIN_COLLECTION);
  const canEditCollection = useHasUserPermission(EDIT_COLLECTION);
  const { viewCollection, setCollection, setDocumentView } =
    useCollectionContext();
  const { data, isLoading, isError, error } = useCollection(viewCollection);

  const handleEdit = () => {
    setCollection({ isOpen: true, invoiceId: viewCollection });
    onClose();
  };

  if (isLoading) return <CollectionDetailsSkeleton />;
  if (isError) return <div>{error.message}</div>;

  return (
    <div className="container p-3">
      <p className="fs-5 fw-semibold">Collection Details</p>

      <div className="row text-start">

        {/* Row 0: Balance Amount + Expected Payment Date */}
        <div className="row mb-3 px-2">
          {/* Balance Amount */}
          <div className="col-md-6 d-flex align-items-center">
            <div className="fw-bold fs-6 text-dark me-2 ms-1">Balance Amount :</div>
            <div className="fw-bold fs-6 text-dark">
              {formatFigure(data?.balanceAmount, {
                type: "currency",
                currency: "INR",
              })}
            </div>
          </div>

          {/* Expected Payment Date */}
          <div className="col-md-6 d-flex align-items-center">
            <div className="fw-bold fs-6 text-dark me-2 ms-3">Expected Payment Date :</div>
            <div className="fw-bold fs-6 text-dark">
              {formatUTCToLocalTime(data?.exceptedPaymentDate)}
            </div>
          </div>
        </div>


        {/* Project and Status */}
        <div className="col-12 mb-3 d-flex justify-content-between">
          <div className="d-flex">
            <label
              className="me-2 mb-0 fw-semibold"
              style={{ minWidth: "120px" }}
            >
              Project :
            </label>
            <div className="text-muted">{data?.project?.name}</div>
          </div>
          <div>
            <span
              className={`badge bg-label-${data?.markAsCompleted ? "primary" : "danger"}`}
            >
              {data?.markAsCompleted ? "Active" : "Inactive"}
            </span>
            {(isAdmin || canEditCollection) &&
              !data?.receivedInvoicePayments &&
              !data?.markAsCompleted && (
                <span onClick={handleEdit} className="ms-2 cursor-pointer">
                  <i className="bx bx-edit text-primary bx-sm"></i>
                </span>
              )}
          </div>
        </div>

        {/* Title */}
        <div className="col-md-6">
          <div className="row mb-2 text-wrap">
            <div className="col-4 fw-semibold">Title :</div>
            <div className="col-8 text-wrap">{data?.title}</div>
          </div>
        </div>

        {/* Invoice Number */}
        <div className="col-md-6">
          <div className="row mb-4 align-items-end">
            <div className="col-4 fw-semibold">Invoice Number:</div>
            <div className="col-8">{data?.invoiceNumber}</div>
          </div>
        </div>

        {/* E-Invoice Number */}
        <div className="col-md-6">
          <div className="row mb-4 align-items-end">
            <div className="col-4 fw-semibold">E-Invoice Number:</div>
            <div className="col-8">{data?.eInvoiceNumber}</div>
          </div>
        </div>

        {/* Invoice Date */}
        <div className="col-md-6">
          <div className="row mb-4 align-items-end">
            <div className="col-4 fw-semibold">Invoice Date:</div>
            <div className="col-8">{formatUTCToLocalTime(data?.invoiceDate)}</div>
          </div>
        </div>

        {/* Client Submitted Date */}
        <div className="col-md-6">
          <div className="row mb-4 align-items-end">
            <div className="col-4 fw-semibold">Client Submission Date:</div>
            <div className="col-8">
              {formatUTCToLocalTime(data?.clientSubmitedDate)}
            </div>
          </div>
        </div>

        {/* Basic Amount */}
        <div className="col-md-6">
          <div className="row mb-4 align-items-end">
            <div className="col-4 fw-semibold">Basic Amount :</div>
            <div className="col-8">
              {formatFigure(data?.basicAmount, {
                type: "currency",
                currency: "INR",
              })}
            </div>
          </div>
        </div>

        {/* Tax Amount */}
        <div className="col-md-6">
          <div className="row mb-4 align-items-end">
            <div className="col-4 fw-semibold">Tax Amount :</div>
            <div className="col-8">
              {formatFigure(data?.taxAmount, {
                type: "currency",
                currency: "INR",
              })}
            </div>
          </div>
        </div>

        {/* Created At */}
        <div className="col-md-6">
          <div className="row mb-4 align-items-end">
            <div className="col-4 fw-semibold">Created At :</div>
            <div className="col-8">{formatUTCToLocalTime(data?.createdAt)}</div>
          </div>
        </div>

        {/* Created By */}
        <div className="col-md-6">
          <div className="row mb-4 align-items-center">
            <div className="col-4 fw-semibold">Created By :</div>
            <div className="col-8 d-flex align-items-center">
              <Avatar
                size="xs"
                firstName={data.createdBy?.firstName}
                lastName={data.createdBy?.lastName}
              />
              <span className="ms-1 text-muted">
                {data?.createdBy?.firstName} {data?.createdBy?.lastName}
              </span>
            </div>
          </div>
        </div>

        {/* Description */}
        <div className="col-12 my-1 mb-2">
          <div className="me-2 mb-0 fw-semibold">Description :</div>
          <div className="text-muted">{data?.description}</div>
        </div>

        {/* Attachments */}
        <div className="col-12 text-start">
          <label className="me-2 mb-2 fw-semibold">Attachment :</label>
          <div className="d-flex flex-wrap gap-2">
            {data?.attachments?.map((doc) => {
              const isImage = doc.contentType?.includes("image");
              return (
                <div
                  key={doc.documentId}
                  className="border rounded hover-scale p-2 d-flex flex-column align-items-center"
                  style={{
                    width: "80px",
                    cursor: isImage ? "pointer" : "default",
                  }}
                  onClick={() => {
                    if (isImage) {
                      setDocumentView({
                        IsOpen: true,
                        Image: doc.preSignedUrl,
                      });
                    }
                  }}
                >
                  <i
                    className={`bx ${getIconByFileType(doc.contentType)}`}
                    style={{ fontSize: "30px" }}
                  ></i>
                  <small
                    className="text-center text-tiny text-truncate w-100"
                    title={doc.fileName}
                  >
                    {doc.fileName}
                  </small>
                </div>
              );
            }) ?? "No Attachment"}
          </div>
        </div>

        {/* Tabs Section */}
        <div className="container px-1 mt-4">
          <ul className="nav nav-tabs" role="tablist">
            <li className="nav-item">
              <button
                className={`nav-link ${activeTab === "payments" ? "active" : ""}`}
                onClick={() => setActiveTab("payments")}
                type="button"
              >
                <i className="bx bx-history bx-sm me-1"></i> Payments History
              </button>
            </li>
            <li className="nav-item">
              <button
                className={`nav-link ${activeTab === "details" ? "active" : ""}`}
                onClick={() => setActiveTab("details")}
                type="button"
              >
                <i className="bx bx-message-dots bx-sm me-2"></i> Comments (
                {data?.comments?.length ?? "0"})
              </button>
            </li>
          </ul>

          <div className="tab-content px-1 py-0 border-top-0">
            {activeTab === "payments" && (
              <div className="tab-pane fade show active">
                <PaymentHistoryTable data={data} />
              </div>
            )}

            {activeTab === "details" && (
              <div className="tab-pane fade show active">
                <Comment invoice={data} />
              </div>
            )}
          </div>
        </div>
      </div>
    </div>

  );
};

export default ViewCollection;