import React from "react";

import { useRouter } from "next/router";

// mobx
import { observer } from "mobx-react-lite";
import { useMobxStore } from "lib/mobx/store-provider";

// headless ui
import { Disclosure, Transition } from "@headlessui/react";
// ui
import { CustomMenu } from "components/ui";
// icons
import {
  ChevronDownIcon,
  RectangleGroupIcon,
  XMarkIcon,
  PlusIcon,
  PencilIcon,
  TrashIcon,
} from "@heroicons/react/24/outline";
// types
import { ICurrentUserResponse, IIssueLabels } from "types";

type Props = {
  label: IIssueLabels;
  labelChildren: IIssueLabels[];
  addLabelToGroup: (parentLabel: IIssueLabels) => void;
  editLabel: (label: IIssueLabels) => void;
  handleLabelDelete: (label: IIssueLabels) => void;
  user: ICurrentUserResponse | undefined;
};

export const SingleLabelGroup: React.FC<Props> = observer(
  ({ label, labelChildren, addLabelToGroup, editLabel, handleLabelDelete, user }) => {
    const router = useRouter();
    const { workspaceSlug, projectId } = router.query;

    const { label: labelStore } = useMobxStore();
    const { updateLabel } = labelStore;

    const removeFromGroup = (label: IIssueLabels) => {
      if (!workspaceSlug || !projectId || !user) return;

      updateLabel(
        workspaceSlug.toString(),
        projectId.toString(),
        label.id,
        {
          parent: null,
        },
        user
      );
    };

    return (
      <Disclosure
        as="div"
        className="rounded-[10px] border border-custom-border-200 bg-custom-background-100 p-5 text-custom-text-100"
        defaultOpen
      >
        {({ open }) => (
          <>
            <div className="flex cursor-pointer items-center justify-between gap-2">
              <div className="flex items-center gap-2">
                <span>
                  <RectangleGroupIcon className="h-4 w-4" />
                </span>
                <h6>{label.name}</h6>
              </div>
              <div className="flex items-center gap-2">
                <CustomMenu ellipsis>
                  <CustomMenu.MenuItem onClick={() => addLabelToGroup(label)}>
                    <span className="flex items-center justify-start gap-2">
                      <PlusIcon className="h-4 w-4" />
                      <span>Add more labels</span>
                    </span>
                  </CustomMenu.MenuItem>
                  <CustomMenu.MenuItem onClick={() => editLabel(label)}>
                    <span className="flex items-center justify-start gap-2">
                      <PencilIcon className="h-4 w-4" />
                      <span>Edit label</span>
                    </span>
                  </CustomMenu.MenuItem>
                  <CustomMenu.MenuItem onClick={() => handleLabelDelete(label)}>
                    <span className="flex items-center justify-start gap-2">
                      <TrashIcon className="h-4 w-4" />
                      <span>Delete label</span>
                    </span>
                  </CustomMenu.MenuItem>
                </CustomMenu>
                <Disclosure.Button>
                  <span>
                    <ChevronDownIcon
                      className={`h-4 w-4 text-custom-text-100 ${
                        !open ? "rotate-90 transform" : ""
                      }`}
                    />
                  </span>
                </Disclosure.Button>
              </div>
            </div>
            <Transition
              show={open}
              enter="transition duration-100 ease-out"
              enterFrom="transform opacity-0"
              enterTo="transform opacity-100"
              leave="transition duration-75 ease-out"
              leaveFrom="transform opacity-100"
              leaveTo="transform opacity-0"
            >
              <Disclosure.Panel>
                <div className="mt-3 ml-6 space-y-3">
                  {labelChildren.map((child) => (
                    <div
                      key={child.id}
                      className="group flex items-center justify-between rounded-md border border-custom-border-200 p-2 text-sm"
                    >
                      <h5 className="flex items-center gap-3">
                        <span
                          className="h-2.5 w-2.5 flex-shrink-0 rounded-full"
                          style={{
                            backgroundColor:
                              child.color && child.color !== "" ? child.color : "#000000",
                          }}
                        />
                        {child.name}
                      </h5>
                      <div className="pointer-events-none opacity-0 group-hover:pointer-events-auto group-hover:opacity-100">
                        <CustomMenu ellipsis>
                          <CustomMenu.MenuItem onClick={() => removeFromGroup(child)}>
                            <span className="flex items-center justify-start gap-2">
                              <XMarkIcon className="h-4 w-4" />
                              <span>Remove from group</span>
                            </span>
                          </CustomMenu.MenuItem>
                          <CustomMenu.MenuItem onClick={() => editLabel(child)}>
                            <span className="flex items-center justify-start gap-2">
                              <PencilIcon className="h-4 w-4" />
                              <span>Edit label</span>
                            </span>
                          </CustomMenu.MenuItem>
                          <CustomMenu.MenuItem onClick={() => handleLabelDelete(child)}>
                            <span className="flex items-center justify-start gap-2">
                              <TrashIcon className="h-4 w-4" />
                              <span>Delete label</span>
                            </span>
                          </CustomMenu.MenuItem>
                        </CustomMenu>
                      </div>
                    </div>
                  ))}
                </div>
              </Disclosure.Panel>
            </Transition>
          </>
        )}
      </Disclosure>
    );
  }
);