import { ReactNode } from "react";
import { faRotate } from "@fortawesome/free-solid-svg-icons";
import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
import { format } from "date-fns";

import { Modal, ModalContent, Spinner } from "@app/components/v2";
import { SECRET_ROTATION_MAP } from "@app/helpers/secretRotationsV2";
import {
  SecretRotation,
  TSecretRotationV2,
  useViewSecretRotationV2GeneratedCredentials
} from "@app/hooks/api/secretRotationsV2";

import { ViewSqlRotationGeneratedCredentials } from "./shared";

type Props = {
  secretRotation?: TSecretRotationV2;
  isOpen: boolean;
  onOpenChange: (isOpen: boolean) => void;
};

type ContentProps = {
  secretRotation: TSecretRotationV2;
};

const Content = ({ secretRotation }: ContentProps) => {
  const { id: rotationId, type, nextRotationAt } = secretRotation;

  const { data: generatedCredentialsResponse, isPending } =
    useViewSecretRotationV2GeneratedCredentials({
      rotationId,
      type
    });

  if (isPending) {
    return (
      <div className="flex h-full flex-col items-center justify-center py-2.5">
        <Spinner size="lg" className="text-mineshaft-500" />
        <p className="mt-4 text-sm text-mineshaft-400">Loading generated credentials...</p>
      </div>
    );
  }

  let Component: ReactNode;
  switch (generatedCredentialsResponse!.type) {
    case SecretRotation.PostgresCredentials:
    case SecretRotation.MsSqlCredentials:
      Component = (
        <ViewSqlRotationGeneratedCredentials
          generatedCredentialsResponse={generatedCredentialsResponse!}
        />
      );
      break;
    default:
      throw new Error("Unhandled View Generated Credential Rotation Type");
  }

  return (
    <div className="flex flex-col gap-y-4">
      {Component}
      {nextRotationAt && (
        <div className="flex items-center gap-x-1.5 text-sm text-mineshaft-200">
          <FontAwesomeIcon icon={faRotate} className="text-mineshaft-400" />
          <span>
            Next rotation occurs on: {format(nextRotationAt, "MM/dd/yyyy")} at{" "}
            {format(nextRotationAt, "h:mm aa")}{" "}
            <span className="text-mineshaft-300">(Local Time)</span>
          </span>
        </div>
      )}
    </div>
  );
};

export const ViewSecretRotationV2GeneratedCredentialsModal = ({
  isOpen,
  onOpenChange,
  secretRotation
}: Props) => {
  if (!secretRotation) return null;

  const rotationType = SECRET_ROTATION_MAP[secretRotation.type].name;

  return (
    <Modal isOpen={isOpen} onOpenChange={onOpenChange}>
      <ModalContent
        onOpenAutoFocus={(event) => {
          event.preventDefault();
        }}
        title="Generated Credentials"
        subTitle={`View the current and retired ${rotationType}.`}
      >
        <Content secretRotation={secretRotation} />
      </ModalContent>
    </Modal>
  );
};