import { FC, Fragment, useCallback, useEffect, useState } from "react";
import { observer } from "mobx-react-lite";
import { Dialog, Transition } from "@headlessui/react";
import { Briefcase, Globe2, Plus, X } from "lucide-react";
// hooks
import { useViewDetail, useProject } from "hooks/store";
// components
import { ViewAppliedFiltersRoot, ViewFiltersDropdown } from "../";
// ui
import { Input, Button } from "@plane/ui";
// types
import { TViewTypes } from "@plane/types";
import { TViewOperations } from "../types";
// constants
import { EViewPageType } from "constants/view";

type TViewCreateEditForm = {
  workspaceSlug: string;
  projectId: string | undefined;
  viewId: string;
  viewType: TViewTypes;
  viewPageType: EViewPageType;
  viewOperations: TViewOperations;
};

export const ViewCreateEditForm: FC<TViewCreateEditForm> = observer((props) => {
  const { workspaceSlug, projectId, viewId, viewType, viewPageType, viewOperations } = props;
  // hooks
  const viewDetailStore = useViewDetail(workspaceSlug, projectId, viewId, viewType);
  const { getProjectById } = useProject();
  // states
  const [modalToggle, setModalToggle] = useState(false);
  const [loader, setLoader] = useState(false);

  const modalOpen = useCallback(() => setModalToggle(true), [setModalToggle]);
  const modalClose = useCallback(() => {
    setModalToggle(false);
    setTimeout(() => {
      viewOperations.localViewCreateEditClear(viewId);
    }, 200);
  }, [viewId, setModalToggle, viewOperations]);

  useEffect(() => {
    if (viewId) modalOpen();
  }, [viewId, modalOpen, modalClose]);

  const onContinue = async () => {
    setLoader(true);
    if (viewDetailStore?.is_create) {
      const payload = viewDetailStore?.filtersToUpdate;
      await viewOperations.create(payload);
      modalClose();
    } else {
      const payload = viewDetailStore?.filtersToUpdate;
      if (!payload) return;
      await viewOperations.update();
      modalClose();
    }
    setLoader(false);
  };

  const projectDetails = projectId ? getProjectById(projectId) : undefined;

  if (!viewDetailStore) return <></>;
  return (
    <Transition.Root show={modalToggle} as={Fragment}>
      <Dialog as="div" className="relative z-20" onClose={modalClose}>
        <Transition.Child
          as={Fragment}
          enter="ease-out duration-300"
          enterFrom="opacity-0"
          enterTo="opacity-100"
          leave="ease-in duration-200"
          leaveFrom="opacity-100"
          leaveTo="opacity-0"
        >
          <div className="fixed inset-0 bg-custom-backdrop transition-opacity" />
        </Transition.Child>

        <div className="fixed inset-0 z-20 overflow-y-auto">
          <div className="flex min-h-full items-end justify-center p-4 text-center sm:items-center sm:p-0">
            <Transition.Child
              as={Fragment}
              enter="ease-out duration-300"
              enterFrom="opacity-0 translate-y-4 sm:translate-y-0 sm:scale-95"
              enterTo="opacity-100 translate-y-0 sm:scale-100"
              leave="ease-in duration-200"
              leaveFrom="opacity-100 translate-y-0 sm:scale-100"
              leaveTo="opacity-0 translate-y-4 sm:translate-y-0 sm:scale-95"
            >
              <Dialog.Panel className="relative transform rounded-lg bg-custom-background-100 text-left shadow-custom-shadow-md transition-all sm:my-8 sm:w-[40rem] py-5 border-[0.1px] border-custom-border-100">
                <div className="p-3 px-5 relative flex items-center gap-2">
                  {projectId && projectDetails ? (
                    <div className="relative rounded p-1.5 px-2 flex items-center gap-1 border border-custom-border-100 bg-custom-background-80">
                      <div className="flex-shrink-0 relative flex justify-center items-center w-5 h-5 overflow-hidden">
                        <Briefcase className="w-3.5 h-3.5" />
                      </div>
                      <div className="text-xs uppercase font-medium">{projectDetails?.identifier || "Project"}</div>
                    </div>
                  ) : (
                    <div className="relative rounded p-1.5 px-2 flex items-center gap-1 border border-custom-border-100 bg-custom-background-80">
                      <div className="flex-shrink-0 relative flex justify-center items-center w-5 h-5 overflow-hidden">
                        <Globe2 className="w-3.5 h-3.5" />
                      </div>
                      <div className="text-xs uppercase font-medium">Workspace</div>
                    </div>
                  )}
                  <div className="font-medium text-lg">Save View</div>
                </div>

                <div className="p-3 px-5">
                  <Input
                    id="name"
                    name="name"
                    type="text"
                    value={viewDetailStore?.filtersToUpdate?.name || ""}
                    onChange={(e) => {
                      viewDetailStore?.setName(e.target.value);
                    }}
                    placeholder="What do you want to call this view?"
                    className="h-[46px] w-full border border-onboarding-border-100 pr-12 placeholder:text-onboarding-text-400"
                    autoFocus
                  />
                </div>

                <div className="p-3 px-5 relative flex justify-between items-center gap-2">
                  <ViewFiltersDropdown
                    workspaceSlug={workspaceSlug}
                    projectId={projectId}
                    viewId={viewId}
                    viewType={viewType}
                    viewPageType={viewPageType}
                    dropdownPlacement="right"
                  >
                    <div className="cursor-pointer relative rounded p-1.5 px-2 flex items-center gap-1 border border-custom-border-100 bg-custom-background-80">
                      <div className="flex-shrink-0 relative flex justify-center items-center w-4 h-4 overflow-hidden">
                        <Plus className="w-3 h-3" />
                      </div>
                      <div className="text-xs">Filters</div>
                    </div>
                  </ViewFiltersDropdown>
                  {viewDetailStore?.isFiltersApplied && (
                    <div
                      className="cursor-pointer relative rounded p-1.5 px-2 flex items-center gap-1 border border-dashed border-custom-border-100 bg-custom-background-80"
                      onClick={() => {
                        viewDetailStore.setFilters(undefined, "clear_all");
                      }}
                    >
                      <div className="text-xs">Clear all filters</div>
                      <div className="flex-shrink-0 relative flex justify-center items-center w-4 h-4 overflow-hidden">
                        <X className="w-3 h-3" />
                      </div>
                    </div>
                  )}
                </div>

                <div className="p-3 px-5 relative bg-custom-background-90 max-h-36 overflow-hidden overflow-y-auto">
                  <ViewAppliedFiltersRoot
                    workspaceSlug={workspaceSlug}
                    projectId={projectId}
                    viewId={viewId}
                    viewType={viewType}
                    propertyVisibleCount={undefined}
                  />
                </div>

                <div className="p-3 px-5 relative flex justify-end items-center gap-2">
                  <Button variant="neutral-primary" onClick={modalClose} disabled={loader}>
                    Cancel
                  </Button>
                  <Button variant="primary" onClick={onContinue} disabled={loader}>
                    {loader ? `Saving...` : `${viewDetailStore?.is_create ? `Create` : `Update`} View`}
                  </Button>
                </div>
              </Dialog.Panel>
            </Transition.Child>
          </div>
        </div>
      </Dialog>
    </Transition.Root>
  );
});