plane/web/components/issues/issue-layouts/calendar/issue-blocks.tsx

import { observer } from "mobx-react-lite";
import { Draggable } from "@hello-pangea/dnd";
// components
import { IssuePeekOverview } from "components/issues/issue-peek-overview";
import { Tooltip } from "@plane/ui";
// types
import { IIssue } from "types";

type Props = {
  issues: IIssue[] | null;
  handleIssues: (date: string, issue: IIssue, action: "update" | "delete") => void;
  quickActions: (issue: IIssue) => React.ReactNode;
};

export const CalendarIssueBlocks: React.FC<Props> = observer((props) => {
  const { issues, handleIssues, quickActions } = props;

  return (
    <>
      {issues?.map((issue, index) => (
        <Draggable key={issue.id} draggableId={issue.id} index={index}>
          {(provided, snapshot) => (
            <div
              className="p-1 px-2 relative"
              {...provided.draggableProps}
              {...provided.dragHandleProps}
              ref={provided.innerRef}
            >
              {issue?.tempId !== undefined && (
                <div className="absolute top-0 left-0 w-full h-full animate-pulse bg-custom-background-100/20 z-[99999]" />
              )}

              <div
                className={`group/calendar-block h-8 w-full shadow-custom-shadow-2xs rounded py-1.5 px-1 flex items-center gap-1.5 border-[0.5px] border-custom-border-100 ${
                  snapshot.isDragging
                    ? "shadow-custom-shadow-rg bg-custom-background-90"
                    : "bg-custom-background-100 hover:bg-custom-background-90"
                }`}
              >
                <span
                  className="h-full w-0.5 rounded flex-shrink-0"
                  style={{
                    backgroundColor: issue.state_detail.color,
                  }}
                />
                <div className="text-xs text-custom-text-300 flex-shrink-0">
                  {issue.project_detail.identifier}-{issue.sequence_id}
                </div>
                <IssuePeekOverview
                  workspaceSlug={issue?.workspace_detail?.slug}
                  projectId={issue?.project_detail?.id}
                  issueId={issue?.id}
                  // TODO: add the logic here
                  handleIssue={(issueToUpdate) => {
                    handleIssues(issue.target_date ?? "", { ...issue, ...issueToUpdate }, "update");
                  }}
                >
                  <Tooltip tooltipHeading="Title" tooltipContent={issue.name}>
                    <div className="text-xs truncate">{issue.name}</div>
                  </Tooltip>
                </IssuePeekOverview>
                <div className="hidden group-hover/calendar-block:block">{quickActions(issue)}</div>
              </div>
            </div>
          )}
        </Draggable>
      ))}
    </>
  );
});