plane/web/components/issues/issue-layouts/spreadsheet/columns/assignee-column.tsx

import React from "react";

// components
import { IssuePropertyAssignee } from "../../properties";
// hooks
import useSubIssue from "hooks/use-sub-issue";
// types
import { IIssue, IUserLite } from "types";

type Props = {
  issue: IIssue;
  members: IUserLite[] | undefined;
  onChange: (issue: IIssue, data: Partial<IIssue>) => void;
  expandedIssues: string[];
  disabled: boolean;
};

export const SpreadsheetAssigneeColumn: React.FC<Props> = ({ issue, members, onChange, expandedIssues, disabled }) => {
  const isExpanded = expandedIssues.indexOf(issue.id) > -1;

  const { subIssues, isLoading, mutateSubIssues } = useSubIssue(issue.project_detail?.id, issue.id, isExpanded);

  return (
    <>
      <IssuePropertyAssignee
        projectId={issue.project_detail?.id ?? null}
        value={issue.assignees}
        defaultOptions={issue?.assignee_details ? issue.assignee_details : []}
        onChange={(data) => {
          onChange(issue, { assignees: data });
          if (issue.parent) {
            mutateSubIssues(issue, { assignees: data });
          }
        }}
        className="h-11 w-full border-b-[0.5px] border-custom-border-200 hover:bg-custom-background-80"
        buttonClassName="!shadow-none !border-0 h-full w-full px-2.5 py-1 "
        noLabelBorder
        hideDropdownArrow
        disabled={disabled}
        multiple
      />

      {isExpanded &&
        !isLoading &&
        subIssues &&
        subIssues.length > 0 &&
        subIssues.map((subIssue) => (
          <div className={`h-11`}>
            <SpreadsheetAssigneeColumn
              key={subIssue.id}
              issue={subIssue}
              onChange={onChange}
              expandedIssues={expandedIssues}
              members={members}
              disabled={disabled}
            />
          </div>
        ))}
    </>
  );
};