import { useMutation, useQuery, useQueryClient } from "@tanstack/react-query";
import {
  Badge,
  Button,
  makeStyles,
  MessageBar,
  MessageBarBody,
  shorthands,
  Table,
  TableBody,
  TableCell,
  TableHeader,
  TableHeaderCell,
  TableRow,
  Text,
  Title3,
  tokens,
  Tooltip,
} from "@fluentui/react-components";
import { ArrowLeftRegular, DeleteRegular, OpenRegular } from "@fluentui/react-icons";
import { Link, useParams } from "react-router-dom";
import { portalApi } from "../api/portalApi";
import { DataState } from "../components/DataState";
import { PageHeader } from "../components/PageHeader";

const useStyles = makeStyles({
  backLink: {
    display: "inline-flex",
    marginBottom: "18px",
    textDecorationLine: "none",
  },
  details: {
    display: "grid",
    gap: "14px",
    gridTemplateColumns: "repeat(2, minmax(180px, 1fr))",
    marginBottom: "24px",
    maxWidth: "720px",
    ...shorthands.border("1px", "solid", tokens.colorNeutralStroke2),
    ...shorthands.borderRadius("8px"),
    ...shorthands.padding("18px"),
  },
  field: {
    display: "grid",
    gap: "4px",
    minWidth: 0,
  },
  value: {
    overflowWrap: "anywhere",
  },
  sectionTitle: {
    marginBottom: "12px",
  },
  actions: {
    display: "flex",
    gap: "4px",
    ...shorthands.padding("2px", "0"),
  },
});

export function EnvironmentDetailsPage() {
  const styles = useStyles();
  const queryClient = useQueryClient();
  const { id } = useParams();
  const { data, error, isLoading } = useQuery({
    enabled: Boolean(id),
    queryKey: ["environment", id, "domains"],
    queryFn: ({ signal }) => portalApi.getEnvironmentDomains(id!, signal),
  });
  const links = data?.environmentDomains?.filter((link) => link.domain) ?? [];
  const unlinkDomainFromEnvironment = useMutation({
    mutationFn: ({ domainId, environmentId }: { domainId: string; environmentId: string }) =>
      portalApi.unlinkDomainFromEnvironment(domainId, environmentId),
    onSuccess: async () => {
      await queryClient.invalidateQueries({ queryKey: ["environment", id, "domains"] });
      await queryClient.invalidateQueries({ queryKey: ["domains"] });
      await queryClient.invalidateQueries({ queryKey: ["environments"] });
    },
  });

  return (
    <>
      <Link className={styles.backLink} to="/environments">
        <Button appearance="subtle" icon={<ArrowLeftRegular />}>
          Environments
        </Button>
      </Link>
      <PageHeader title={data?.name ?? "Environment"} description="Details und verknuepfte Domains." />
      <DataState isLoading={isLoading} error={error} />
      {data && (
        <>
          <section className={styles.details} aria-label="Environment details">
            <div className={styles.field}>
              <Text size={200}>Name</Text>
              <Text className={styles.value} weight="semibold">
                {data.name}
              </Text>
            </div>
            <div className={styles.field}>
              <Text size={200}>Id</Text>
              <Text className={styles.value} weight="semibold">
                {data.id}
              </Text>
            </div>
            <div className={styles.field}>
              <Text size={200}>Environment Stage</Text>
              <Text className={styles.value} weight="semibold">
                {data.environmentType}
              </Text>
            </div>
            <div className={styles.field}>
              <Text size={200}>Hosting Type</Text>
              <Text className={styles.value} weight="semibold">
                {data.hostingType}
              </Text>
            </div>
            <div className={styles.field}>
              <Text size={200}>Cloud Enabled</Text>
              <Text className={styles.value} weight="semibold">
                {data.hostingType === "OnPrem" ? "Nein" : "Ja"}
              </Text>
            </div>
            <div className={styles.field}>
              <Text size={200}>Provider Type</Text>
              <Text className={styles.value} weight="semibold">
                {data.hostingType === "OnPrem" ? data.providerType : ""}
              </Text>
            </div>
            {data.hostingType !== "OnPrem" && (
              <div className={styles.field}>
                <Text size={200}>Tenant Id</Text>
                <Text className={styles.value} weight="semibold">
                  {data.tenantId}
                </Text>
              </div>
            )}
            {data.hostingType === "AzureTenant" && (
              <div className={styles.field}>
                <Text size={200}>Subscription Id</Text>
                <Text className={styles.value} weight="semibold">
                  {data.subscriptionId}
                </Text>
              </div>
            )}
          </section>

          <Title3 className={styles.sectionTitle}>Linked Domains</Title3>
          {links.length === 0 ? (
            <MessageBar>
              <MessageBarBody>Dieses Environment ist noch mit keiner Domain verknuepft.</MessageBarBody>
            </MessageBar>
          ) : (
            <Table aria-label="Linked domains">
              <TableHeader>
                <TableRow>
                  <TableHeaderCell>Name</TableHeaderCell>
                  <TableHeaderCell>FQDN</TableHeaderCell>
                  <TableHeaderCell>NetBIOS</TableHeaderCell>
                  <TableHeaderCell>Status</TableHeaderCell>
                  <TableHeaderCell>Actions</TableHeaderCell>
                </TableRow>
              </TableHeader>
              <TableBody>
                {links.map((link) => (
                  <TableRow key={link.domain!.id}>
                    <TableCell>{link.domain!.name}</TableCell>
                    <TableCell>{link.domain!.fqdn}</TableCell>
                    <TableCell>{link.domain!.netBIOS}</TableCell>
                    <TableCell>
                      <Badge appearance="filled" color="success">
                        Linked
                      </Badge>
                    </TableCell>
                    <TableCell>
                      <div className={styles.actions}>
                        <Tooltip content="Details" relationship="label">
                          <Link to={`/domains/${link.domain!.id}`}>
                            <Button appearance="subtle" aria-label="Details" icon={<OpenRegular />} />
                          </Link>
                        </Tooltip>
                        <Tooltip content="Unlink" relationship="label">
                          <Button
                            appearance="subtle"
                            aria-label="Unlink"
                            disabled={unlinkDomainFromEnvironment.isPending}
                            icon={<DeleteRegular />}
                            onClick={() => {
                              if (!id) return;
                              unlinkDomainFromEnvironment.mutate({
                                domainId: link.domain!.id,
                                environmentId: id,
                              });
                            }}
                          />
                        </Tooltip>
                      </div>
                    </TableCell>
                  </TableRow>
                ))}
              </TableBody>
            </Table>
          )}
        </>
      )}
    </>
  );
}