import type IdentityProviderRepresentation from "@keycloak/keycloak-admin-client/lib/defs/identityProviderRepresentation";
import {
  ActionGroup,
  AlertVariant,
  Button,
  PageSection,
} from "@patternfly/react-core";
import { FormProvider, useForm } from "react-hook-form";
import { useTranslation } from "react-i18next";
import { Link, useNavigate } from "react-router-dom";
import { useAdminClient } from "@keycloakify/keycloak-admin-ui/admin-client";
import { useAlerts } from "@keycloakify/keycloak-admin-ui/ui-shared";
import { FormAccess } from "@keycloakify/keycloak-admin-ui/components/form/FormAccess";
import { ViewHeader } from "@keycloakify/keycloak-admin-ui/components/view-header/ViewHeader";
import { useRealm } from "@keycloakify/keycloak-admin-ui/context/realm-context/RealmContext";
import { toIdentityProvider } from "@keycloakify/keycloak-admin-ui/identity-providers/routes/IdentityProvider";
import { toIdentityProviders } from "@keycloakify/keycloak-admin-ui/identity-providers/routes/IdentityProviders";
import { SamlConnectSettings } from "@keycloakify/keycloak-admin-ui/identity-providers/add/SamlConnectSettings";
import { SamlGeneralSettings } from "@keycloakify/keycloak-admin-ui/identity-providers/add/SamlGeneralSettings";

type DiscoveryIdentityProvider = IdentityProviderRepresentation & {
  discoveryEndpoint?: string;
};

export default function AddSamlConnect() {
  const { adminClient } = useAdminClient();

  const { t } = useTranslation();
  const navigate = useNavigate();
  const id = "saml";

  const form = useForm<DiscoveryIdentityProvider>({
    defaultValues: { alias: id, config: { allowCreate: "true" } },
    mode: "onChange",
  });
  const {
    handleSubmit,
    formState: { isDirty },
  } = form;

  const { addAlert, addError } = useAlerts();
  const { realm } = useRealm();

  const onSubmit = async (provider: DiscoveryIdentityProvider) => {
    delete provider.discoveryEndpoint;
    try {
      await adminClient.identityProviders.create({
        ...provider,
        providerId: id,
      });
      addAlert(t("createIdentityProviderSuccess"), AlertVariant.success);
      navigate(
        toIdentityProvider({
          realm,
          providerId: id,
          alias: provider.alias!,
          tab: "settings",
        }),
      );
    } catch (error: any) {
      addError("createIdentityProviderError", error);
    }
  };

  return (
    <>
      <ViewHeader titleKey={t("addSamlProvider")} />
      <PageSection variant="light">
        <FormProvider {...form}>
          <FormAccess
            role="manage-identity-providers"
            isHorizontal
            onSubmit={handleSubmit(onSubmit)}
          >
            <SamlGeneralSettings />
            <SamlConnectSettings />
            <ActionGroup>
              <Button
                isDisabled={!isDirty}
                variant="primary"
                type="submit"
                data-testid="createProvider"
              >
                {t("add")}
              </Button>
              <Button
                variant="link"
                data-testid="cancel"
                component={(props) => (
                  <Link {...props} to={toIdentityProviders({ realm })} />
                )}
              >
                {t("cancel")}
              </Button>
            </ActionGroup>
          </FormAccess>
        </FormProvider>
      </PageSection>
    </>
  );
}