import React, { useCallback, useState } from "react";

import { useRouter } from "next/router";

import useSWR from "swr";

// hook
import useUser from "hooks/use-user";
// context
import { useProjectMyMembership } from "contexts/project-member.context";
// services
import workspaceService from "services/workspace.service";
// components
import { SpreadsheetView } from "components/core";
import { WorkspaceViewsNavigation } from "components/workspace/views/workpace-view-navigation";
import { CreateUpdateIssueModal, DeleteIssueModal } from "components/issues";
import { CreateUpdateWorkspaceViewModal } from "components/workspace/views/modal";
// fetch-keys
import { WORKSPACE_VIEW_ISSUES } from "constants/fetch-keys";
// types
import { IIssue } from "types";

export const WorkspaceSubscribedIssues = () => {
  const [createViewModal, setCreateViewModal] = useState<any>(null);

  // create issue modal
  const [createIssueModal, setCreateIssueModal] = useState(false);
  const [preloadedData, setPreloadedData] = useState<
    (Partial<IIssue> & { actionType: "createIssue" | "edit" | "delete" }) | undefined
  >(undefined);

  // update issue modal
  const [editIssueModal, setEditIssueModal] = useState(false);
  const [issueToEdit, setIssueToEdit] = useState<
    (IIssue & { actionType: "edit" | "delete" }) | undefined
  >(undefined);

  // delete issue modal
  const [deleteIssueModal, setDeleteIssueModal] = useState(false);
  const [issueToDelete, setIssueToDelete] = useState<IIssue | null>(null);

  const router = useRouter();
  const { workspaceSlug } = router.query;

  const { user } = useUser();
  const { memberRole } = useProjectMyMembership();

  const params: any = {
    subscriber: user?.id ?? undefined,
    sub_issue: false,
  };

  const { data: viewIssues, mutate: mutateIssues } = useSWR(
    workspaceSlug ? WORKSPACE_VIEW_ISSUES(workspaceSlug.toString(), params) : null,
    workspaceSlug ? () => workspaceService.getViewIssues(workspaceSlug.toString(), params) : null
  );

  const makeIssueCopy = useCallback(
    (issue: IIssue) => {
      setCreateIssueModal(true);

      setPreloadedData({ ...issue, name: `${issue.name} (Copy)`, actionType: "createIssue" });
    },
    [setCreateIssueModal, setPreloadedData]
  );

  const handleEditIssue = useCallback(
    (issue: IIssue) => {
      setEditIssueModal(true);
      setIssueToEdit({
        ...issue,
        actionType: "edit",
        cycle: issue.issue_cycle ? issue.issue_cycle.cycle : null,
        module: issue.issue_module ? issue.issue_module.module : null,
      });
    },
    [setEditIssueModal, setIssueToEdit]
  );

  const handleDeleteIssue = useCallback(
    (issue: IIssue) => {
      setDeleteIssueModal(true);
      setIssueToDelete(issue);
    },
    [setDeleteIssueModal, setIssueToDelete]
  );

  const handleIssueAction = useCallback(
    (issue: IIssue, action: "copy" | "edit" | "delete" | "updateDraft") => {
      if (action === "copy") makeIssueCopy(issue);
      else if (action === "edit") handleEditIssue(issue);
      else if (action === "delete") handleDeleteIssue(issue);
    },
    [makeIssueCopy, handleEditIssue, handleDeleteIssue]
  );
  return (
    <>
      <CreateUpdateIssueModal
        isOpen={createIssueModal && preloadedData?.actionType === "createIssue"}
        handleClose={() => setCreateIssueModal(false)}
        prePopulateData={{
          ...preloadedData,
        }}
        onSubmit={async () => {
          mutateIssues();
        }}
      />
      <CreateUpdateIssueModal
        isOpen={editIssueModal && issueToEdit?.actionType !== "delete"}
        handleClose={() => setEditIssueModal(false)}
        data={issueToEdit}
        onSubmit={async () => {
          mutateIssues();
        }}
      />
      <DeleteIssueModal
        handleClose={() => setDeleteIssueModal(false)}
        isOpen={deleteIssueModal}
        data={issueToDelete}
        user={user}
        onSubmit={async () => {
          mutateIssues();
        }}
      />
      <CreateUpdateWorkspaceViewModal
        isOpen={createViewModal !== null}
        handleClose={() => setCreateViewModal(null)}
        preLoadedData={createViewModal}
      />
      <div className="h-full flex flex-col overflow-hidden bg-custom-background-100">
        <div className="h-full w-full border-b border-custom-border-300">
          <WorkspaceViewsNavigation handleAddView={() => setCreateViewModal(true)} />

          <div className="h-full w-full flex flex-col">
            <SpreadsheetView
              spreadsheetIssues={viewIssues}
              mutateIssues={mutateIssues}
              handleIssueAction={handleIssueAction}
              disableUserActions={false}
              user={user}
              userAuth={memberRole}
            />
          </div>
        </div>
      </div>
    </>
  );
};