plane/web/components/issues/issue-layouts/calendar/roots/project-view-root.tsx

import { useRouter } from "next/router";
import { observer } from "mobx-react-lite";
// mobx store
import { useMobxStore } from "lib/mobx/store-provider";
// components
import { ProjectIssueQuickActions } from "components/issues";
// types
import { IIssue } from "types";
import { EIssueActions } from "../../types";
import { BaseCalendarRoot } from "../base-calendar-root";

export const ProjectViewCalendarLayout: React.FC = observer(() => {
  const {
    viewIssues: projectViewIssuesStore,
    viewIssuesFilter: projectIssueViewFiltersStore,
    projectViewIssueCalendarView: projectViewIssueCalendarViewStore,
    calendarHelpers: calendarHelperStore,
  } = useMobxStore();

  const router = useRouter();
  const { workspaceSlug, projectId } = router.query as { workspaceSlug: string; projectId: string };

  const issueActions = {
    [EIssueActions.UPDATE]: async (issue: IIssue) => {
      if (!workspaceSlug) return;

      projectViewIssuesStore.updateIssue(workspaceSlug.toString(), issue.project, issue.id, issue);
    },
    [EIssueActions.DELETE]: async (issue: IIssue) => {
      if (!workspaceSlug) return;

      projectViewIssuesStore.removeIssue(workspaceSlug.toString(), issue.project, issue.id);
    },
  };

  const handleDragDrop = (source: any, destination: any, issues: IIssue[], issueWithIds: any) => {
    if (calendarHelperStore.handleDragDrop)
      calendarHelperStore.handleDragDrop(
        source,
        destination,
        workspaceSlug,
        projectId,
        projectViewIssuesStore,
        issues,
        issueWithIds
      );
  };

  return (
    <BaseCalendarRoot
      issueStore={projectViewIssuesStore}
      issuesFilterStore={projectIssueViewFiltersStore}
      calendarViewStore={projectViewIssueCalendarViewStore}
      QuickActions={ProjectIssueQuickActions}
      issueActions={issueActions}
      handleDragDrop={handleDragDrop}
    />
  );
});