import React, { useEffect, useRef } from "react";
import Image from "next/image";
import Link from "next/link";
import { useRouter } from "next/router";
import { ArchiveRestore, Clock, MessageSquare, MoreVertical, User2 } from "lucide-react";
import { Menu } from "@headlessui/react";
// type
import type { IUserNotification, NotificationType } from "@plane/types";
// ui
import { ArchiveIcon, CustomMenu, Tooltip, TOAST_TYPE, setToast  } from "@plane/ui";
// constants
import {
  ISSUE_OPENED,
  NOTIFICATIONS_READ,
  NOTIFICATION_ARCHIVED,
  NOTIFICATION_SNOOZED,
} from "@/constants/event-tracker";
import { snoozeOptions } from "@/constants/notification";
// hooks
import { useEventTracker } from "@/hooks/store";
import { usePlatformOS } from "@/hooks/use-platform-os";
// helper
import { calculateTimeAgo, renderFormattedTime, renderFormattedDate, getDate } from "helpers/date-time.helper";
import { replaceUnderscoreIfSnakeCase, truncateText, stripAndTruncateHTML } from "helpers/string.helper";


type NotificationCardProps = {
  selectedTab: NotificationType;
  notification: IUserNotification;
  isSnoozedTabOpen: boolean;
  closePopover: () => void;
  markNotificationReadStatus: (notificationId: string) => Promise<void>;
  markNotificationReadStatusToggle: (notificationId: string) => Promise<void>;
  markNotificationArchivedStatus: (notificationId: string) => Promise<void>;
  setSelectedNotificationForSnooze: (notificationId: string) => void;
  markSnoozeNotification: (notificationId: string, dateTime?: Date | undefined) => Promise<void>;
};

export const NotificationCard: React.FC<NotificationCardProps> = (props) => {
  const {
    selectedTab,
    notification,
    isSnoozedTabOpen,
    closePopover,
    markNotificationReadStatus,
    markNotificationReadStatusToggle,
    markNotificationArchivedStatus,
    setSelectedNotificationForSnooze,
    markSnoozeNotification,
  } = props;
  // store hooks
  const { captureEvent } = useEventTracker();
  const { isMobile } = usePlatformOS();
  const router = useRouter();
  const { workspaceSlug } = router.query;
  // states
  const [showSnoozeOptions, setShowSnoozeOptions] = React.useState(false);
  // refs
  const snoozeRef = useRef<HTMLDivElement | null>(null);

  const moreOptions = [
    {
      id: 1,
      name: notification.read_at ? "Mark as unread" : "Mark as read",
      icon: <MessageSquare className="h-3.5 w-3.5 text-custom-text-300" />,
      onClick: () => {
        markNotificationReadStatusToggle(notification.id).then(() => {
          setToast({
            title: notification.read_at ? "Notification marked as read" : "Notification marked as unread",
            type: TOAST_TYPE.SUCCESS,
          });
        });
      },
    },
    {
      id: 2,
      name: notification.archived_at ? "Unarchive" : "Archive",
      icon: notification.archived_at ? (
        <ArchiveRestore className="h-3.5 w-3.5 text-custom-text-300" />
      ) : (
        <ArchiveIcon className="h-3.5 w-3.5 text-custom-text-300" />
      ),
      onClick: () => {
        markNotificationArchivedStatus(notification.id).then(() => {
          setToast({
            title: notification.archived_at ? "Notification un-archived" : "Notification archived",
            type: TOAST_TYPE.SUCCESS,
          });
        });
      },
    },
  ];

  const snoozeOptionOnClick = (date: Date | null) => {
    if (!date) {
      setSelectedNotificationForSnooze(notification.id);
      return;
    }
    markSnoozeNotification(notification.id, date).then(() => {
      setToast({
        title: `Notification snoozed till ${renderFormattedDate(date)}`,
        type: TOAST_TYPE.SUCCESS,
      });
    });
  };

  // close snooze options on outside click
  useEffect(() => {
    const handleClickOutside = (event: any) => {
      if (snoozeRef.current && !snoozeRef.current?.contains(event.target)) {
        setShowSnoozeOptions(false);
      }
    };
    document.addEventListener("mousedown", handleClickOutside, true);
    document.addEventListener("touchend", handleClickOutside, true);
    return () => {
      document.removeEventListener("mousedown", handleClickOutside, true);
      document.removeEventListener("touchend", handleClickOutside, true);
    };
  }, []);

  const notificationField = notification.data.issue_activity.field;
  const notificationTriggeredBy = notification.triggered_by_details;

  const snoozedTillDate = getDate(notification?.snoozed_till);

  if (snoozedTillDate && isSnoozedTabOpen && snoozedTillDate < new Date()) return null;

  return (
    <Link
      onClick={() => {
        markNotificationReadStatus(notification.id);
        captureEvent(ISSUE_OPENED, {
          issue_id: notification.data.issue.id,
          element: "notification",
        });
        closePopover();
      }}
      href={`/${workspaceSlug}/projects/${notification.project}/${
        notificationField === "archived_at" ? "archived-issues" : "issues"
      }/${notification.data.issue.id}`}
      className={`group relative flex w-full cursor-pointer items-center gap-4 p-3 pl-6 ${
        notification.read_at === null ? "bg-custom-primary-70/5" : "hover:bg-custom-background-200"
      }`}
    >
      {notification.read_at === null && (
        <span className="absolute left-2 top-1/2 h-1.5 w-1.5 -translate-y-1/2 rounded-full bg-custom-primary-100" />
      )}
      <div className="relative h-12 w-12 rounded-full">
        {notificationTriggeredBy.avatar && notificationTriggeredBy.avatar !== "" ? (
          <div className="h-12 w-12 rounded-full">
            <Image
              src={notificationTriggeredBy.avatar}
              alt="Profile Image"
              layout="fill"
              objectFit="cover"
              className="rounded-full"
            />
          </div>
        ) : (
          <div className="flex h-12 w-12 items-center justify-center rounded-full bg-custom-background-80">
            <span className="text-lg font-medium text-custom-text-100">
              {notificationTriggeredBy.is_bot ? (
                notificationTriggeredBy.first_name?.[0]?.toUpperCase()
              ) : notificationTriggeredBy.display_name?.[0] ? (
                notificationTriggeredBy.display_name?.[0]?.toUpperCase()
              ) : (
                <User2 className="h-4 w-4" />
              )}
            </span>
          </div>
        )}
      </div>
      <div className="w-full space-y-2.5 overflow-hidden">
        <div className="flex items-start">
          {!notification.message ? (
            <div className="w-full break-words text-sm">
              <span className="font-semibold">
                {notificationTriggeredBy.is_bot
                  ? notificationTriggeredBy.first_name
                  : notificationTriggeredBy.display_name}{" "}
              </span>
              {!["comment", "archived_at"].includes(notificationField) && notification.data.issue_activity.verb}{" "}
              {notificationField === "comment"
                ? "commented"
                : notificationField === "archived_at"
                  ? notification.data.issue_activity.new_value === "restore"
                    ? "restored the issue"
                    : "archived the issue"
                  : notificationField === "None"
                    ? null
                    : replaceUnderscoreIfSnakeCase(notificationField)}{" "}
              {!["comment", "archived_at", "None"].includes(notificationField) ? "to" : ""}
              <span className="font-semibold">
                {" "}
                {notificationField !== "None" ? (
                  notificationField !== "comment" ? (
                    notificationField === "target_date" ? (
                      renderFormattedDate(notification.data.issue_activity.new_value)
                    ) : notificationField === "attachment" ? (
                      "the issue"
                    ) : notificationField === "description" ? (
                      stripAndTruncateHTML(notification.data.issue_activity.new_value, 55)
                    ) : notificationField === "archived_at" ? null : (
                      notification.data.issue_activity.new_value
                    )
                  ) : (
                    <span>
                      {`"`}
                      {notification.data.issue_activity.new_value.length > 55
                        ? notification?.data?.issue_activity?.issue_comment?.slice(0, 50) + "..."
                        : notification.data.issue_activity.issue_comment}
                      {`"`}
                    </span>
                  )
                ) : (
                  "the issue and assigned it to you."
                )}
              </span>
            </div>
          ) : (
            <div className="w-full break-words text-sm">
              <span className="semi-bold">{notification.message}</span>
            </div>
          )}
          <div className="flex items-start md:hidden">
            <Menu as="div" className={" w-min text-left"}>
              {({ open }) => (
                <>
                  <Menu.Button as={React.Fragment}>
                    <button
                      onClick={(e) => e.stopPropagation()}
                      className="flex w-full items-center gap-x-2 rounded p-0.5 text-sm"
                    >
                      <MoreVertical className="h-3.5 w-3.5 text-custom-text-300" />
                    </button>
                  </Menu.Button>
                  {open && (
                    <Menu.Items className={"absolute right-0 z-10"} static>
                      <div
                        className={
                          "my-1 min-w-[12rem] overflow-y-scroll whitespace-nowrap rounded-md border-[0.5px] border-custom-border-300 bg-custom-background-100 px-2 py-2.5 text-xs shadow-custom-shadow-rg focus:outline-none"
                        }
                      >
                        {moreOptions.map((item) => (
                          <Menu.Item as="div" key={item.id}>
                            {({ close }) => (
                              <button
                                onClick={(e) => {
                                  e.stopPropagation();
                                  e.preventDefault();
                                  item.onClick();
                                  close();
                                }}
                                className="flex items-center gap-x-2 p-1.5"
                              >
                                {item.icon}
                                {item.name}
                              </button>
                            )}
                          </Menu.Item>
                        ))}
                        <Menu.Item as="div">
                          <div
                            onClick={(e) => {
                              e.stopPropagation();
                              e.preventDefault();
                              setShowSnoozeOptions(true);
                            }}
                            className="flex items-center gap-x-2 p-1.5"
                          >
                            <Clock className="h-3.5 w-3.5 text-custom-text-300" />
                            Snooze
                          </div>
                        </Menu.Item>
                      </div>
                    </Menu.Items>
                  )}
                </>
              )}
            </Menu>
            {showSnoozeOptions && (
              <div
                ref={snoozeRef}
                className="absolute right-36 top-24 z-20 my-1 min-w-[12rem] overflow-y-scroll whitespace-nowrap rounded-md border-[0.5px] border-custom-border-300 bg-custom-background-100 px-2 py-2.5 text-xs shadow-custom-shadow-rg focus:outline-none"
              >
                {snoozeOptions.map((item) => (
                  <p
                    key={item.label}
                    className="p-1.5"
                    onClick={(e) => {
                      e.stopPropagation();
                      e.preventDefault();
                      setShowSnoozeOptions(false);
                      snoozeOptionOnClick(item.value);
                    }}
                  >
                    {item.label}
                  </p>
                ))}
              </div>
            )}
          </div>
        </div>

        <div className="flex justify-between gap-2 text-xs">
          <p className="line-clamp-1 text-custom-text-300">
            {truncateText(
              `${notification.data.issue.identifier}-${notification.data.issue.sequence_id} ${notification.data.issue.name}`,
              50
            )}
          </p>
          {notification.snoozed_till ? (
            <p className="flex flex-shrink-0 items-center justify-end gap-x-1 text-custom-text-300">
              <Clock className="h-4 w-4" />
              <span>
                Till {renderFormattedDate(notification.snoozed_till)},{" "}
                {renderFormattedTime(notification.snoozed_till, "12-hour")}
              </span>
            </p>
          ) : (
            <p className="mt-auto flex-shrink-0 text-custom-text-300">{calculateTimeAgo(notification.created_at)}</p>
          )}
        </div>
      </div>
      <div className="absolute right-3 top-3 hidden gap-x-3 py-1 group-hover:flex">
        {[
          {
            id: 1,
            name: notification.read_at ? "Mark as unread" : "Mark as read",
            icon: <MessageSquare className="h-3.5 w-3.5 text-custom-text-300" />,
            onClick: () => {
              markNotificationReadStatusToggle(notification.id).then(() => {
                captureEvent(NOTIFICATIONS_READ, {
                  issue_id: notification.data.issue.id,
                  tab: selectedTab,
                  state: "SUCCESS",
                });
                setToast({
                  title: notification.read_at ? "Notification marked as read" : "Notification marked as unread",
                  type: TOAST_TYPE.SUCCESS,
                });
              });
            },
          },
          {
            id: 2,
            name: notification.archived_at ? "Unarchive" : "Archive",
            icon: notification.archived_at ? (
              <ArchiveRestore className="h-3.5 w-3.5 text-custom-text-300" />
            ) : (
              <ArchiveIcon className="h-3.5 w-3.5 text-custom-text-300" />
            ),
            onClick: () => {
              markNotificationArchivedStatus(notification.id).then(() => {
                captureEvent(NOTIFICATION_ARCHIVED, {
                  issue_id: notification.data.issue.id,
                  tab: selectedTab,
                  state: "SUCCESS",
                });
                setToast({
                  title: notification.archived_at ? "Notification un-archived" : "Notification archived",
                  type: TOAST_TYPE.SUCCESS,
                });
              });
            },
          },
        ].map((item) => (
          <Tooltip tooltipContent={item.name} key={item.id} isMobile={isMobile}>
            <button
              type="button"
              onClick={(e) => {
                e.stopPropagation();
                e.preventDefault();
                item.onClick();
              }}
              key={item.id}
              className="flex w-full items-center gap-x-2 rounded bg-custom-background-80 p-0.5 text-sm outline-none hover:bg-custom-background-100"
            >
              {item.icon}
            </button>
          </Tooltip>
        ))}
        <Tooltip tooltipContent="Snooze" isMobile={isMobile}>
          <CustomMenu
            className="flex items-center"
            customButton={
              <div className="flex w-full items-center gap-x-2 rounded bg-custom-background-80 p-0.5 text-sm hover:bg-custom-background-100">
                <Clock className="h-3.5 w-3.5 text-custom-text-300" />
              </div>
            }
            optionsClassName="!z-20"
          >
            {snoozeOptions.map((item) => (
              <CustomMenu.MenuItem
                key={item.label}
                onClick={(e) => {
                  e.stopPropagation();
                  e.preventDefault();

                  if (!item.value) {
                    setSelectedNotificationForSnooze(notification.id);
                    return;
                  }

                  markSnoozeNotification(notification.id, item.value).then(() => {
                    captureEvent(NOTIFICATION_SNOOZED, {
                      issue_id: notification.data.issue.id,
                      tab: selectedTab,
                      state: "SUCCESS",
                    });
                    setToast({
                      title: `Notification snoozed till ${renderFormattedDate(item.value)}`,
                      type: TOAST_TYPE.SUCCESS,
                    });
                  });
                }}
              >
                {item.label}
              </CustomMenu.MenuItem>
            ))}
          </CustomMenu>
        </Tooltip>
      </div>
    </Link>
  );
};