yaak/src-web/components/ResponsePane.tsx

import classnames from 'classnames';
import type { CSSProperties } from 'react';
import { memo, useEffect, useMemo, useState } from 'react';
import { useActiveRequestId } from '../hooks/useActiveRequestId';
import { useDeleteResponse } from '../hooks/useDeleteResponse';
import { useDeleteResponses } from '../hooks/useDeleteResponses';
import { useResponses } from '../hooks/useResponses';
import { useResponseViewMode } from '../hooks/useResponseViewMode';
import { tryFormatJson } from '../lib/formatters';
import type { HttpResponse } from '../lib/models';
import { pluralize } from '../lib/pluralize';
import { Dropdown } from './core/Dropdown';
import { Editor } from './core/Editor';
import { Icon } from './core/Icon';
import { IconButton } from './core/IconButton';
import { HStack } from './core/Stacks';
import { StatusColor } from './core/StatusColor';
import { Webview } from './core/Webview';
import { EmptyStateText } from './EmptyStateText';

interface Props {
  style?: CSSProperties;
  className?: string;
}

export const ResponsePane = memo(function ResponsePane({ style, className }: Props) {
  const [pinnedResponseId, setPinnedResponseId] = useState<string | null>(null);
  const activeRequestId = useActiveRequestId();
  const responses = useResponses(activeRequestId);
  const activeResponse: HttpResponse | null = pinnedResponseId
    ? responses.find((r) => r.id === pinnedResponseId) ?? null
    : responses[responses.length - 1] ?? null;
  const [viewMode, toggleViewMode] = useResponseViewMode(activeResponse?.requestId);
  const deleteResponse = useDeleteResponse(activeResponse?.id ?? null);
  const deleteAllResponses = useDeleteResponses(activeResponse?.requestId);

  useEffect(() => {
    setPinnedResponseId(null);
  }, [responses.length]);

  const contentType = useMemo(
    () =>
      activeResponse?.headers.find((h) => h.name.toLowerCase() === 'content-type')?.value ??
      'text/plain',
    [activeResponse],
  );

  return (
    <div
      style={style}
      className={classnames(
        className,
        'bg-gray-50 max-h-full h-full grid grid-rows-[auto_minmax(0,1fr)] grid-cols-1 ',
        'dark:bg-gray-100 rounded-md border border-highlight',
        'shadow shadow-gray-100 dark:shadow-gray-0 relative',
      )}
    >
      <HStack
        alignItems="center"
        className="italic text-gray-700 text-sm w-full mb-1 flex-shrink-0 pl-2"
      >
        {activeResponse && (
          <>
            <div className="whitespace-nowrap">
              <StatusColor statusCode={activeResponse.status}>
                {activeResponse.status}
                {activeResponse.statusReason && ` ${activeResponse.statusReason}`}
              </StatusColor>
              &nbsp;&bull;&nbsp;
              {activeResponse.elapsed}ms &nbsp;&bull;&nbsp;
              {Math.round(activeResponse.body.length / 1000)} KB
            </div>

            <HStack alignItems="center" className="ml-auto h-8">
              <Dropdown
                items={[
                  {
                    label: viewMode === 'pretty' ? 'View Raw' : 'View Prettified',
                    onSelect: toggleViewMode,
                  },
                  { type: 'separator' },
                  {
                    label: 'Clear Response',
                    onSelect: deleteResponse.mutate,
                    disabled: responses.length === 0,
                  },
                  {
                    label: `Clear ${responses.length} ${pluralize('Response', responses.length)}`,
                    onSelect: deleteAllResponses.mutate,
                    hidden: responses.length <= 1,
                    disabled: responses.length === 0,
                  },
                  { type: 'separator' },
                  ...responses.slice(0, 10).map((r) => ({
                    label: r.status + ' - ' + r.elapsed + ' ms',
                    leftSlot: activeResponse?.id === r.id ? <Icon icon="check" /> : <></>,
                    onSelect: () => setPinnedResponseId(r.id),
                  })),
                ]}
              >
                <IconButton
                  title="Show response history"
                  icon="triangleDown"
                  className="ml-auto"
                  size="sm"
                  iconSize="md"
                />
              </Dropdown>
            </HStack>
          </>
        )}
      </HStack>

      {activeResponse === null ? (
        <EmptyStateText>No Response</EmptyStateText>
      ) : activeResponse?.error ? (
        <div className="p-1">
          <div className="text-white bg-red-500 px-3 py-3 rounded">{activeResponse.error}</div>
        </div>
      ) : viewMode === 'pretty' && contentType.includes('html') ? (
        <Webview body={activeResponse.body} contentType={contentType} url={activeResponse.url} />
      ) : viewMode === 'pretty' && contentType.includes('json') ? (
        <Editor
          readOnly
          forceUpdateKey={activeResponse.updatedAt}
          className="bg-gray-50 dark:!bg-gray-100"
          defaultValue={tryFormatJson(activeResponse?.body)}
          contentType={contentType}
        />
      ) : activeResponse?.body ? (
        <Editor
          readOnly
          forceUpdateKey={activeResponse.updatedAt}
          className="bg-gray-50 dark:!bg-gray-100"
          defaultValue={activeResponse?.body}
          contentType={contentType}
        />
      ) : null}
    </div>
  );
});