import {
  Button,
  HStack,
  Input,
  Link,
  Modal,
  ModalBody,
  ModalCloseButton,
  ModalContent,
  ModalHeader,
  ModalOverlay,
  Table,
  TableContainer,
  Tbody,
  Td,
  Th,
  Thead,
  Tr,
  useToast,
} from "@chakra-ui/react";
import { useEffect, useState } from "react";

export default function (props: { isOpen: boolean; onClose: () => void }) {
  const [mods, setMods] = useState([]);
  const [userToAdd, setUserToAdd] = useState("");
  const toast = useToast();

  useEffect(() => {
    if (!props.isOpen) return;

    (async function () {
      const gmeResp = await fetch("/api/gme/list");

      if (!gmeResp.ok) {
        toast({
          description: "Failed to load GME data",
          status: "error",
          title: "Oops",
        });

        return;
      }

      setMods(await gmeResp.json());
    })();
  }, [props.isOpen]);

  async function addUser(user: string) {
    if (!user || !user.match(/^\d{17,19}$/)) {
      toast({
        description: "Please check your input and try again",
        status: "error",
        title: "Invalid user",
      });

      return;
    }

    const addResp = await fetch("/api/gme/add", {
      body: JSON.stringify({ user }),
      headers: {
        "content-type": "application/json",
      },
      method: "POST",
    });

    if (!addResp.ok) {
      toast({
        description: ((await addResp.json()) as { error: string }).error,
        status: "error",
        title: "Oops",
      });

      return;
    }

    toast({
      description: `User ${user} added`,
      status: "success",
      title: "Success",
    });

    props.onClose();
  }

  async function removeUser(user: string) {
    const removeResp = await fetch("/api/gme/remove", {
      body: JSON.stringify({ user }),
      headers: {
        "content-type": "application/json",
      },
      method: "POST",
    });

    if (!removeResp.ok) {
      toast({
        description: ((await removeResp.json()) as { error: string }).error,
        status: "error",
        title: "Oops",
      });
    } else {
      toast({
        description: `User ${user} removed`,
        status: "success",
        title: "Success",
      });

      setMods(mods.filter((mod: any) => mod.user !== user));
    }
  }

  return (
    <Modal isCentered isOpen={props.isOpen} onClose={props.onClose}>
      <ModalOverlay />
      <ModalContent>
        <ModalHeader>Game Moderators</ModalHeader>
        <ModalCloseButton />
        <ModalBody>
          <TableContainer>
            <Table variant="simple">
              <Thead>
                <Tr>
                  <Th>User</Th>
                  <Th>Added At</Th>
                  <Th>Added By</Th>
                  <Th>Remove</Th>
                </Tr>
              </Thead>
              <Tbody>
                {mods.map((mod: any) => (
                  <Tr>
                    <Td>{mod.user}</Td>
                    <Td>{new Date(mod.metadata.time).toLocaleString()}</Td>
                    <Td>{mod.metadata.user}</Td>
                    <Td>
                      <Link onClick={async () => await removeUser(mod.user)}>
                        Remove
                      </Link>
                    </Td>
                  </Tr>
                ))}
              </Tbody>
            </Table>
          </TableContainer>
          <HStack mt="8px">
            <Input maxLength={19} placeholder="1234567890987654321" />
            <Button ml="8px" onClick={async () => await addUser(userToAdd)}>
              Add
            </Button>
          </HStack>
        </ModalBody>
      </ModalContent>
    </Modal>
  );
}