import useSWR, { mutate } from "swr";
// services
import { IssueCommentService, IssueService } from "services/issue";
// hooks
import useUser from "hooks/use-user";
import useToast from "hooks/use-toast";
import useProjectDetails from "hooks/use-project-details";
// components
import { AddComment, IssueActivitySection } from "components/issues";
// types
import { IIssue, IIssueComment } from "types";
// fetch-keys
import { PROJECT_ISSUES_ACTIVITY } from "constants/fetch-keys";

type Props = {
  workspaceSlug: string;
  issue: IIssue;
  readOnly: boolean;
};

const issueCommentService = new IssueCommentService();
const issueService = new IssueService();

export const PeekOverviewIssueActivity: React.FC<Props> = (props) => {
  const { workspaceSlug, issue } = props;
  // toast
  const { setToastAlert } = useToast();

  const { user } = useUser();
  const { projectDetails } = useProjectDetails();

  const { data: issueActivity, mutate: mutateIssueActivity } = useSWR(
    workspaceSlug && issue ? PROJECT_ISSUES_ACTIVITY(issue.id) : null,
    workspaceSlug && issue
      ? () => issueService.getIssueActivities(workspaceSlug.toString(), issue?.project, issue?.id)
      : null
  );

  const handleCommentUpdate = async (commentId: string, data: Partial<IIssueComment>) => {
    if (!workspaceSlug || !issue) return;

    await issueCommentService
      .patchIssueComment(workspaceSlug as string, issue.project, issue.id, commentId, data, user)
      .then(() => mutateIssueActivity());
  };

  const handleCommentDelete = async (commentId: string) => {
    if (!workspaceSlug || !issue) return;

    mutateIssueActivity((prevData: any) => prevData?.filter((p: any) => p.id !== commentId), false);

    await issueCommentService
      .deleteIssueComment(workspaceSlug as string, issue.project, issue.id, commentId, user)
      .then(() => mutateIssueActivity());
  };

  const handleAddComment = async (formData: IIssueComment) => {
    if (!workspaceSlug || !issue) return;

    await issueCommentService
      .createIssueComment(workspaceSlug.toString(), issue.project, issue.id, formData, user)
      .then(() => {
        mutate(PROJECT_ISSUES_ACTIVITY(issue.id));
      })
      .catch(() =>
        setToastAlert({
          type: "error",
          title: "Error!",
          message: "Comment could not be posted. Please try again.",
        })
      );
  };

  return (
    <div>
      <h4 className="font-medium">Activity</h4>
      <div className="mt-4">
        <IssueActivitySection
          activity={issueActivity}
          handleCommentUpdate={handleCommentUpdate}
          handleCommentDelete={handleCommentDelete}
          showAccessSpecifier={projectDetails && projectDetails.is_deployed}
        />
        <div className="mt-4">
          <AddComment onSubmit={handleAddComment} showAccessSpecifier={projectDetails && projectDetails.is_deployed} />
        </div>
      </div>
    </div>
  );
};