import React from 'react';
import { useTranslation } from 'react-i18next';

import userService from '../api/services/userService';
import Trash from '../assets/trash.svg';
import CreateAPIKeyModal from '../modals/CreateAPIKeyModal';
import SaveAPIKeyModal from '../modals/SaveAPIKeyModal';

export default function APIKeys() {
  const { t } = useTranslation();
  const [isCreateModalOpen, setCreateModal] = React.useState(false);
  const [isSaveKeyModalOpen, setSaveKeyModal] = React.useState(false);
  const [newKey, setNewKey] = React.useState('');
  const [apiKeys, setApiKeys] = React.useState<
    { name: string; key: string; source: string; id: string }[]
  >([]);

  const handleFetchKeys = async () => {
    try {
      const response = await userService.getAPIKeys();
      if (!response.ok) {
        throw new Error('Failed to fetch API Keys');
      }
      const apiKeys = await response.json();
      setApiKeys(apiKeys);
    } catch (error) {
      console.log(error);
    }
  };

  const handleDeleteKey = (id: string) => {
    userService
      .deleteAPIKey({ id })
      .then((response) => {
        if (!response.ok) {
          throw new Error('Failed to delete API Key');
        }
        return response.json();
      })
      .then((data) => {
        data.status === 'ok' &&
          setApiKeys((previous) => previous.filter((elem) => elem.id !== id));
      })
      .catch((error) => {
        console.error(error);
      });
  };

  const handleCreateKey = (payload: {
    name: string;
    source?: string;
    retriever?: string;
    prompt_id: string;
    chunks: string;
  }) => {
    userService
      .createAPIKey(payload)
      .then((response) => {
        if (!response.ok) {
          throw new Error('Failed to create API Key');
        }
        return response.json();
      })
      .then((data) => {
        setApiKeys([...apiKeys, data]);
        setCreateModal(false);
        setNewKey(data.key);
        setSaveKeyModal(true);
        handleFetchKeys();
      })
      .catch((error) => {
        console.error(error);
      });
  };

  React.useEffect(() => {
    handleFetchKeys();
  }, []);
  return (
    <div className="mt-8">
      <div className="flex flex-col max-w-[876px]">
        <div className="flex justify-end">
          <button
            onClick={() => setCreateModal(true)}
            className="rounded-full bg-purple-30 px-4 py-3 text-white hover:bg-[#6F3FD1]"
          >
            {t('settings.apiKeys.createNew')}
          </button>
        </div>
        {isCreateModalOpen && (
          <CreateAPIKeyModal
            createAPIKey={handleCreateKey}
            close={() => setCreateModal(false)}
          />
        )}
        {isSaveKeyModalOpen && (
          <SaveAPIKeyModal
            apiKey={newKey}
            close={() => setSaveKeyModal(false)}
          />
        )}
        <div className="mt-[27px] w-full">
          <div className="w-full overflow-x-auto">
            <table className="block w-max table-auto content-center justify-center rounded-xl border text-center dark:border-chinese-silver dark:text-bright-gray">
              <thead>
                <tr>
                  <th className="w-[244px] border-r p-4">
                    {t('settings.apiKeys.name')}
                  </th>
                  <th className="w-[244px] border-r px-4 py-2">
                    {t('settings.apiKeys.sourceDoc')}
                  </th>
                  <th className="w-[244px] border-r px-4 py-2">
                    {t('settings.apiKeys.key')}
                  </th>
                  <th className="px-4 py-2"></th>
                </tr>
              </thead>
              <tbody>
                {apiKeys?.map((element, index) => (
                  <tr key={index}>
                    <td className="border-r border-t p-4">{element.name}</td>
                    <td className="border-r border-t p-4">{element.source}</td>
                    <td className="border-r border-t p-4">{element.key}</td>
                    <td className="border-t p-4">
                      <img
                        src={Trash}
                        alt="Delete"
                        className="h-4 w-4 cursor-pointer hover:opacity-50"
                        id={`img-${index}`}
                        onClick={() => handleDeleteKey(element.id)}
                      />
                    </td>
                  </tr>
                ))}
              </tbody>
            </table>
          </div>
        </div>
      </div>
    </div>
  );
}