"use client";

import { useState } from "react";
import { observer } from "mobx-react";
import Image from "next/image";
import Link from "next/link";
import { useTheme } from "next-themes";
import { IWorkspace } from "@plane/types";
// components
import { Button, getButtonStyling } from "@plane/ui";
import { CreateWorkspaceForm } from "@/components/workspace";
// hooks
import { useUser, useUserProfile } from "@/hooks/store";
import { useAppRouter } from "@/hooks/use-app-router";
// wrappers
import { AuthenticationWrapper } from "@/lib/wrappers";
// plane web helpers
import { getIsWorkspaceCreationDisabled } from "@/plane-web/helpers/instance.helper";
// images
import BlackHorizontalLogo from "@/public/plane-logos/black-horizontal-with-blue-logo.png";
import WhiteHorizontalLogo from "@/public/plane-logos/white-horizontal-with-blue-logo.png";
import WorkspaceCreationDisabled from "@/public/workspace/workspace-creation-disabled.png";

const CreateWorkspacePage = observer(() => {
  // router
  const router = useAppRouter();
  // store hooks
  const { data: currentUser } = useUser();
  const { updateUserProfile } = useUserProfile();
  // states
  const [defaultValues, setDefaultValues] = useState({
    name: "",
    slug: "",
    organization_size: "",
  });
  // hooks
  const { resolvedTheme } = useTheme();
  // derived values
  const isWorkspaceCreationDisabled = getIsWorkspaceCreationDisabled();

  const onSubmit = async (workspace: IWorkspace) => {
    await updateUserProfile({ last_workspace_id: workspace.id }).then(() => router.push(`/${workspace.slug}`));
  };

  const logo = resolvedTheme === "light" ? BlackHorizontalLogo : WhiteHorizontalLogo;

  return (
    <AuthenticationWrapper>
      <div className="flex h-full flex-col gap-y-2 overflow-hidden sm:flex-row sm:gap-y-0">
        <div className="relative h-1/6 flex-shrink-0 sm:w-2/12 md:w-3/12 lg:w-1/5">
          <div className="absolute left-0 top-1/2 h-[0.5px] w-full -translate-y-1/2 border-b-[0.5px] border-custom-border-200 sm:left-1/2 sm:top-0 sm:h-screen sm:w-[0.5px] sm:-translate-x-1/2 sm:translate-y-0 sm:border-r-[0.5px] md:left-1/3" />
          <Link
            className="absolute left-5 top-1/2 grid -translate-y-1/2 place-items-center bg-custom-background-100 px-3 sm:left-1/2 sm:top-12 sm:-translate-x-[15px] sm:translate-y-0 sm:px-0 sm:py-5 md:left-1/3"
            href="/"
          >
            <div className="h-[30px] w-[133px]">
              <Image src={logo} alt="Plane logo" />
            </div>
          </Link>
          <div className="absolute right-4 top-1/4 -translate-y-1/2 text-sm text-custom-text-100 sm:fixed sm:right-16 sm:top-12 sm:translate-y-0 sm:py-5">
            {currentUser?.email}
          </div>
        </div>
        <div className="relative flex h-full justify-center px-8 pb-8 sm:w-10/12 sm:items-center sm:justify-start sm:p-0 sm:pr-[8.33%] md:w-9/12 lg:w-4/5">
          {isWorkspaceCreationDisabled ? (
            <div className="w-4/5 h-full flex flex-col items-center justify-center text-lg font-medium gap-1">
              <Image src={WorkspaceCreationDisabled} width={200} alt="Workspace creation disabled" className="mb-4" />
              <div className="text-lg font-medium text-center">Only your instance admin can create workspaces</div>
              <p className="text-sm text-custom-text-300 text-center">
                If you know your instance admin&apos;s email address, <br /> click the button below to get in touch with
                them.
              </p>
              <div className="flex gap-4 mt-6">
                <Button variant="primary" onClick={() => router.back()}>
                  Go back
                </Button>
                <a
                  href={`mailto:?subject=${encodeURIComponent("Requesting a new workspace")}&body=${encodeURIComponent(`Hi instance admin(s),\n\nPlease create a new workspace with the URL [/workspace-name] for [purpose of creating the workspace].\n\nThanks,\n${currentUser?.first_name} ${currentUser?.last_name}\n${currentUser?.email}`)}`}
                  className={getButtonStyling("outline-primary", "md")}
                >
                  Request instance admin
                </a>
              </div>
            </div>
          ) : (
            <div className="w-full space-y-7 sm:space-y-10">
              <h4 className="text-2xl font-semibold">Create your workspace</h4>
              <div className="sm:w-3/4 md:w-2/5">
                <CreateWorkspaceForm
                  onSubmit={onSubmit}
                  defaultValues={defaultValues}
                  setDefaultValues={setDefaultValues as any}
                />
              </div>
            </div>
          )}
        </div>
      </div>
    </AuthenticationWrapper>
  );
});

export default CreateWorkspacePage;