import React, { useState } from "react";
import { useRouter } from "next/router";
import Link from "next/link";
import { mutate } from "swr";
import { observer } from "mobx-react-lite";
// icons
import { CalendarDaysIcon, LinkIcon, PencilIcon, PlusIcon, StarIcon, TrashIcon } from "@heroicons/react/24/outline";
// services
import projectService from "services/project.service";
// hooks
import useToast from "hooks/use-toast";
// ui
import { CustomMenu, Tooltip } from "components/ui";
// helpers
import { renderShortDateWithYearFormat } from "helpers/date-time.helper";
import { copyTextToClipboard, truncateText } from "helpers/string.helper";
import { renderEmoji } from "helpers/emoji.helper";
// types
import type { IProject } from "types";
// fetch-keys
import { PROJECTS_LIST } from "constants/fetch-keys";
// components
import { DeleteProjectModal, JoinProjectModal } from "components/project";

export type ProjectCardProps = {
  project: IProject;
};

export const ProjectCard: React.FC<ProjectCardProps> = observer((props) => {
  const { project } = props;
  // router
  const router = useRouter();
  const { workspaceSlug } = router.query;
  // toast
  const { setToastAlert } = useToast();
  // states
  const [deleteProjectModalOpen, setDeleteProjectModal] = useState(false);
  const [joinProjectModalOpen, setJoinProjectModal] = useState(false);

  const isOwner = project.member_role === 20;
  const isMember = project.member_role === 15;

  const handleAddToFavorites = () => {
    if (!workspaceSlug) return;

    mutate<IProject[]>(
      PROJECTS_LIST(workspaceSlug as string, { is_favorite: "all" }),
      (prevData) => (prevData ?? []).map((p) => (p.id === project.id ? { ...p, is_favorite: true } : p)),
      false
    );

    projectService
      .addProjectToFavorites(workspaceSlug as string, project.id)
      .then(() => {
        setToastAlert({
          type: "success",
          title: "Success!",
          message: "Successfully added the project to favorites.",
        });
      })
      .catch(() => {
        setToastAlert({
          type: "error",
          title: "Error!",
          message: "Couldn't remove the project from favorites. Please try again.",
        });
      });
  };

  const handleRemoveFromFavorites = () => {
    if (!workspaceSlug || !project) return;

    mutate<IProject[]>(
      PROJECTS_LIST(workspaceSlug as string, { is_favorite: "all" }),
      (prevData) => (prevData ?? []).map((p) => (p.id === project.id ? { ...p, is_favorite: false } : p)),
      false
    );

    projectService
      .removeProjectFromFavorites(workspaceSlug as string, project.id)
      .then(() => {
        setToastAlert({
          type: "success",
          title: "Success!",
          message: "Successfully removed the project from favorites.",
        });
      })
      .catch(() => {
        setToastAlert({
          type: "error",
          title: "Error!",
          message: "Couldn't remove the project from favorites. Please try again.",
        });
      });
  };

  const handleCopyText = () => {
    const originURL = typeof window !== "undefined" && window.location.origin ? window.location.origin : "";

    copyTextToClipboard(`${originURL}/${workspaceSlug}/projects/${project.id}/issues`).then(() => {
      setToastAlert({
        type: "success",
        title: "Link Copied!",
        message: "Project link copied to clipboard.",
      });
    });
  };

  return (
    <>
      {/* Delete Project Modal  */}
      <DeleteProjectModal
        project={project}
        isOpen={deleteProjectModalOpen}
        onClose={() => setDeleteProjectModal(false)}
      />
      {workspaceSlug && (
        <JoinProjectModal
          workspaceSlug={workspaceSlug?.toString()}
          project={project}
          isOpen={joinProjectModalOpen}
          handleClose={() => setJoinProjectModal(false)}
        />
      )}

      {/* Card Information */}
      <div className="flex flex-col rounded-[10px] bg-custom-background-90 shadow">
        <Link href={`/${workspaceSlug as string}/projects/${project.id}/issues`}>
          <a>
            <div className="relative h-32 w-full rounded-t-[10px]">
              <img
                src={
                  project.cover_image ??
                  "https://images.unsplash.com/photo-1672243775941-10d763d9adef?ixlib=rb-4.0.3&ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&auto=format&fit=crop&w=1170&q=80"
                }
                alt={project.name}
                className="absolute top-0 left-0 h-full w-full object-cover rounded-t-[10px]"
              />
              <div className="absolute bottom-4 left-4 flex items-center gap-3 text-white">
                {!project.is_member ? (
                  <button
                    type="button"
                    onClick={(e) => {
                      e.preventDefault();
                      e.stopPropagation();
                      setJoinProjectModal(true);
                    }}
                    className="flex cursor-pointer items-center gap-1 rounded bg-green-600 px-2 py-1 text-xs"
                  >
                    <PlusIcon className="h-3 w-3" />
                    <span>Select to Join</span>
                  </button>
                ) : (
                  <span className="cursor-default rounded bg-green-600 px-2 py-1 text-xs">Joined</span>
                )}
                {project.is_favorite && (
                  <span className="grid h-6 w-9 cursor-default place-items-center rounded bg-orange-400">
                    <StarIcon className="h-3 w-3" />
                  </span>
                )}
              </div>
            </div>
          </a>
        </Link>
        <div className="flex h-full flex-col rounded-b-[10px] p-4 text-custom-text-200">
          <Link href={`/${workspaceSlug as string}/projects/${project.id}/issues`}>
            <a>
              <div className="flex items-center gap-1">
                <h3 className="text-1.5xl font-medium text-custom-text-100">{project.name}</h3>
                {project.emoji ? (
                  <span className="grid h-7 w-7 flex-shrink-0 place-items-center rounded uppercase">
                    {renderEmoji(project.emoji)}
                  </span>
                ) : project.icon_prop ? (
                  renderEmoji(project.icon_prop)
                ) : null}
              </div>
              <p className="mt-3.5 mb-7 break-words">{truncateText(project.description ?? "", 100)}</p>
            </a>
          </Link>
          <div className="flex h-full items-end justify-between">
            <Tooltip
              tooltipContent={`Created at ${renderShortDateWithYearFormat(project.created_at)}`}
              position="bottom"
            >
              <div className="flex cursor-default items-center gap-1.5 text-xs">
                <CalendarDaysIcon className="h-4 w-4" />
                {renderShortDateWithYearFormat(project.created_at)}
              </div>
            </Tooltip>
            {project.is_member ? (
              <div className="flex items-center">
                {(isOwner || isMember) && (
                  <Link href={`/${workspaceSlug}/projects/${project.id}/settings`}>
                    <a className="grid cursor-pointer place-items-center rounded p-1 duration-300 hover:bg-custom-background-90">
                      <PencilIcon className="h-4 w-4" />
                    </a>
                  </Link>
                )}
                <CustomMenu width="auto" verticalEllipsis>
                  {isOwner && (
                    <CustomMenu.MenuItem onClick={() => setDeleteProjectModal(true)}>
                      <span className="flex items-center justify-start gap-2">
                        <TrashIcon className="h-4 w-4" />
                        <span>Delete project</span>
                      </span>
                    </CustomMenu.MenuItem>
                  )}
                  {project.is_favorite ? (
                    <CustomMenu.MenuItem onClick={handleRemoveFromFavorites}>
                      <span className="flex items-center justify-start gap-2">
                        <StarIcon className="h-4 w-4 text-orange-400" fill="#f6ad55" />
                        <span>Remove from favorites</span>
                      </span>
                    </CustomMenu.MenuItem>
                  ) : (
                    <CustomMenu.MenuItem onClick={handleAddToFavorites}>
                      <span className="flex items-center justify-start gap-2">
                        <StarIcon className="h-4 w-4" />
                        <span>Add to favorites</span>
                      </span>
                    </CustomMenu.MenuItem>
                  )}
                  <CustomMenu.MenuItem onClick={handleCopyText}>
                    <span className="flex items-center justify-start gap-2">
                      <LinkIcon className="h-4 w-4" />
                      <span>Copy project link</span>
                    </span>
                  </CustomMenu.MenuItem>
                </CustomMenu>
              </div>
            ) : null}
          </div>
        </div>
      </div>
    </>
  );
});
