import React, { useState, useEffect } from 'react';
import PropTypes from 'prop-types';
import { Divider } from '@patternfly/react-core';
import { translate as __ } from 'foremanReact/common/I18n';
import InputField from '../../common/FormInputs';

const NetworkInterface = ({
  id,
  networks,
  bridges,
  data,
  updateNetworkData,
  existingInterfaces,
}) => {
  const [network, setNetwork] = useState(data);
  const [error, setError] = useState('');
  useEffect(() => {
    const currentNetData = JSON.stringify(network);
    const parentNetData = JSON.stringify(data);

    if (currentNetData !== parentNetData) {
      updateNetworkData(id, network);
    }
  }, [network, id, data, updateNetworkData]);
  const handleChange = e => {
    const { name, type, checked, value: targetValue } = e.target;
    let value;
    if (type === 'checkbox') {
      value = checked ? '1' : '0';
    } else {
      value = targetValue;
    }
    const updatedKey = Object.keys(network).find(
      key => network[key].name === name
    );
    const updatedData = {
      ...network,
      [updatedKey]: { ...network[updatedKey], value },
    };
    setNetwork(updatedData);

    if (updatedKey === 'id') {
      const idValue = value;
      if (
        Object.values(existingInterfaces).some(
          net =>
            net.data.id.value === idValue &&
            net.data.id.value !== network.id.value
        )
      ) {
        setError(__('Error: Duplicate ID found.'));
        return;
      }
      setError('');
    }
    if (updatedKey === 'name') {
      const idValue = value;
      if (
        Object.values(existingInterfaces).some(
          net =>
            net.data.id.value === idValue &&
            net.data.id.value !== network.id.value
        )
      ) {
        setError(__('Error: Duplicate Name found.'));
      } else {
        setError('');
      }
    }
  };
  const bridgesMap = bridges.map(bridge => ({
    value: bridge.iface,
    label: bridge.iface,
  }));

  return (
    <div style={{ position: 'relative' }}>
      <Divider component="li" style={{ marginBottom: '2rem' }} />
      <InputField
        name={network?.id?.name}
        label={__('Identifier')}
        info={__('net[n] with n integer >= 0, e.g. net0')}
        type="text"
        value={network?.id?.value}
        onChange={handleChange}
        error={error}
      />
      <InputField
        name={network?.name?.name}
        label={__('Name')}
        info={__('eth[n] with n integer >= 0, e.g. eth0')}
        type="text"
        value={network?.name?.value}
        onChange={handleChange}
        error={error}
      />
      <InputField
        name={network?.bridge?.name}
        label={__('Bridge')}
        type="select"
        options={bridgesMap}
        value={network?.bridge?.value}
        onChange={handleChange}
      />
      <InputField
        name={network?.dhcp?.name}
        label={__('DHCP IPv4')}
        type="checkbox"
        value={network?.dhcp?.value}
        checked={network?.dhcp?.value === '1'}
        onChange={handleChange}
      />
      <InputField
        name={network?.cidr?.name}
        label={__('CIDR IPv4')}
        info={__('integer within [0..32]')}
        type="text"
        value={network?.cidr?.value}
        onChange={handleChange}
      />
      <InputField
        name={network?.gw?.name}
        label={__('Gateway IPv4')}
        type="text"
        value={network?.gw?.value}
        onChange={handleChange}
      />
      <InputField
        name={network?.dhcp6?.name}
        label={__('DHCP IPv6')}
        type="checkbox"
        value={network?.dhcp6?.value}
        checked={network?.dhcp6?.value === '1'}
        onChange={handleChange}
      />
      <InputField
        name={network?.cidr6?.name}
        label={__('CIDR IPv6')}
        info={__('integer within [0..128]')}
        type="text"
        value={network?.cidr6?.value}
        onChange={handleChange}
      />
      <InputField
        name={network?.gw6?.name}
        label={__('Gateway IPv6')}
        type="text"
        value={network?.gw6?.value}
        onChange={handleChange}
      />
      <InputField
        name={network?.tag?.name}
        label={__('VLAN Tag')}
        type="text"
        value={network?.tag?.value}
        onChange={handleChange}
      />
      <InputField
        name={network?.rate?.name}
        label={__('Rate limit')}
        type="text"
        value={network?.rate?.value}
        onChange={handleChange}
      />
      <InputField
        name={network?.firewall?.name}
        label={__('Firewall')}
        type="checkbox"
        value={network?.firewall?.value}
        checked={network?.firewall?.value === '1'}
        onChange={handleChange}
      />
    </div>
  );
};

NetworkInterface.propTypes = {
  id: PropTypes.number.isRequired,
  networks: PropTypes.array,
  bridges: PropTypes.array,
  data: PropTypes.object,
  updateNetworkData: PropTypes.func,
  existingInterfaces: PropTypes.array,
};

NetworkInterface.defaultProps = {
  networks: [],
  bridges: [],
  data: {},
  updateNetworkData: Function.prototype,
  existingInterfaces: [],
};
export default NetworkInterface;