import {
  Avatar,
  Box,
  Button,
  CloseButton,
  Container,
  Drawer,
  DrawerContent,
  DrawerOverlay,
  Flex,
  HStack,
  Link,
  Spacer,
  Text,
  useDisclosure,
} from "@chakra-ui/react";

async function destroySession() {
  await fetch("/api/auth/session", {
    method: "DELETE",
  }).catch(() => {});

  location.assign("/");
}

function getAvatarUrl(userData: { [k: string]: any }): string {
  const BASE = "https://cdn.discordapp.com/";

  if (userData.avatar)
    return BASE + `avatars/${userData.id}/${userData.avatar}`;

  if (!userData.id || typeof window["BigInt"] === "undefined") return "";

  return BASE + `embed/avatars/${(BigInt(userData.id) >> 22n) % 6n}.png`;
}

export default function (props: {
  avatar?: string;
  email?: string;
  hide?: boolean;
  id?: string;
  permissions?: number;
  username?: string;
}) {
  let data = { ...props };
  const { isOpen, onClose, onOpen } = useDisclosure();

  function hasMod(): boolean {
    const { permissions } = props;

    if (typeof permissions === "undefined") return false;

    return Boolean(
      [
        1 << 0,
        1 << 2,
        1 << 3,
        1 << 4,
        1 << 5,
        1 << 6,
        1 << 7,
        1 << 8,
        1 << 9,
        1 << 10,
        1 << 11,
      ].find((int) => permissions & int),
    );
  }

  return (
    <>
      <Box as="section" pb={{ base: "6" }}>
        <Box as="nav" boxSizing="unset">
          <Container display="grid" maxW="container.xl" py={{ base: "6" }}>
            <Flex
              alignSelf="center"
              gap="0.5rem"
              gridColumn="1"
              gridRow="1"
              justifyContent="space-between"
              p="0"
              textAlign="center"
            >
              <a href="/">
                <img
                  alt="Car Crushers Logo"
                  height="36"
                  src="/files/logo192.png"
                  width="36"
                />
              </a>
              <Spacer />
              <Spacer />
              <HStack
                alignItems="center"
                gap="3rem"
                whiteSpace="nowrap"
                className="nav-links"
              >
                <Link href="/about" size="lg">
                  About Us
                </Link>
                <Link href="/team" size="lg">
                  Our Team
                </Link>
                <Link href="/support" size="lg">
                  Support
                </Link>
                <Link href="https://ccdiscussion.com" size="lg">
                  Community
                </Link>
                <Link
                  display={hasMod() ? undefined : "none"}
                  href="/mod-queue"
                  size="lg"
                >
                  Moderation
                </Link>
              </HStack>
              <Spacer />
              <Spacer />
              <div className="nav-links">
                {data.hide ? null : data.id ? (
                  <HStack spacing="3">
                    <a href="/me">
                      <Avatar src={getAvatarUrl(data)} />
                    </a>
                    <Text>{data.username}</Text>
                    <Button
                      onClick={async () => await destroySession()}
                      size="md"
                      variant="ghost"
                    >
                      <svg
                        cursor="pointer"
                        xmlns="http://www.w3.org/2000/svg"
                        width="16"
                        height="16"
                        fill="currentColor"
                        viewBox="0 0 16 16"
                      >
                        <path
                          fillRule="evenodd"
                          d="M10 12.5a.5.5 0 0 1-.5.5h-8a.5.5 0 0 1-.5-.5v-9a.5.5 0 0 1 .5-.5h8a.5.5 0 0 1 .5.5v2a.5.5 0 0 0 1 0v-2A1.5 1.5 0 0 0 9.5 2h-8A1.5 1.5 0 0 0 0 3.5v9A1.5 1.5 0 0 0 1.5 14h8a1.5 1.5 0 0 0 1.5-1.5v-2a.5.5 0 0 0-1 0v2z"
                        />
                        <path
                          fillRule="evenodd"
                          d="M15.854 8.354a.5.5 0 0 0 0-.708l-3-3a.5.5 0 0 0-.708.708L14.293 7.5H5.5a.5.5 0 0 0 0 1h8.793l-2.147 2.146a.5.5 0 0 0 .708.708l3-3z"
                        />
                      </svg>
                    </Button>
                  </HStack>
                ) : (
                  <Button as="a" colorScheme="blue" href="/api/auth/oauth">
                    Log In
                  </Button>
                )}
              </div>
              <svg
                xmlns="http://www.w3.org/2000/svg"
                width="24"
                height="24"
                fill="currentColor"
                viewBox="0 0 16 16"
                cursor="pointer"
                onClick={onOpen}
                id="nav-menu"
              >
                <path
                  fillRule="evenodd"
                  d="M2.5 12a.5.5 0 0 1 .5-.5h10a.5.5 0 0 1 0 1H3a.5.5 0 0 1-.5-.5zm0-4a.5.5 0 0 1 .5-.5h10a.5.5 0 0 1 0 1H3a.5.5 0 0 1-.5-.5zm0-4a.5.5 0 0 1 .5-.5h10a.5.5 0 0 1 0 1H3a.5.5 0 0 1-.5-.5z"
                />
              </svg>
            </Flex>
          </Container>
        </Box>
      </Box>
      <Drawer isOpen={isOpen} onClose={onClose} placement="left">
        <DrawerOverlay />
        <DrawerContent gap="1.5vh" p="1.5vh">
          <CloseButton onClick={onClose} />
          <hr />
          <Link href="/about">About Us</Link>
          <Link href="/team">Our Team</Link>
          <Link href="/support">Support</Link>
          <Link href="https://ccdiscussion.com">Community</Link>
          <Link href="/mod-queue" display={hasMod() ? undefined : "none"}>
            Moderation
          </Link>
          <hr />
          <Flex alignItems="center" gap="1rem">
            <Link display={data.id ? "none" : ""} href="/api/auth/oauth">
              Log In
            </Link>
            <a href="/me">
              <Avatar
                display={data.id ? "" : "none"}
                height="64px"
                src={getAvatarUrl(data)}
                width="32px"
              />
            </a>
            <Text align="center" style={{ overflowWrap: "anywhere" }}>
              {data.id ? data.username : ""}
            </Text>
            <svg
              xmlns="http://www.w3.org/2000/svg"
              width="24"
              height="24"
              fill="currentColor"
              viewBox="0 0 16 16"
              style={{
                cursor: "pointer",
                display: data.id ? "block" : "none",
              }}
              onClick={async () => destroySession()}
            >
              <path
                fillRule="evenodd"
                d="M10 12.5a.5.5 0 0 1-.5.5h-8a.5.5 0 0 1-.5-.5v-9a.5.5 0 0 1 .5-.5h8a.5.5 0 0 1 .5.5v2a.5.5 0 0 0 1 0v-2A1.5 1.5 0 0 0 9.5 2h-8A1.5 1.5 0 0 0 0 3.5v9A1.5 1.5 0 0 0 1.5 14h8a1.5 1.5 0 0 0 1.5-1.5v-2a.5.5 0 0 0-1 0v2z"
              />
              <path
                fillRule="evenodd"
                d="M15.854 8.354a.5.5 0 0 0 0-.708l-3-3a.5.5 0 0 0-.708.708L14.293 7.5H5.5a.5.5 0 0 0 0 1h8.793l-2.147 2.146a.5.5 0 0 0 .708.708l3-3z"
              />
            </svg>
          </Flex>
        </DrawerContent>
      </Drawer>
    </>
  );
}