import React, { useContext, useEffect, useState } from 'react';
import { API, copy, showError, showSuccess } from '../helpers';

import { Banner, Layout, Modal, Table, Tag, Tooltip } from '@douyinfe/semi-ui';
import { stringToColor } from '../helpers/render.js';
import { UserContext } from '../context/User/index.js';
import Text from '@douyinfe/semi-ui/lib/es/typography/text';

function renderQuotaType(type) {
  // Ensure all cases are string literals by adding quotes.
  switch (type) {
    case 1:
      return (
        <Tag color='green' size='large'>
          按次计费
        </Tag>
      );
    case 0:
      return (
        <Tag color='blue' size='large'>
          按量计费
        </Tag>
      );
    default:
      return (
        <Tag color='white' size='large'>
          未知
        </Tag>
      );
  }
}

function renderAvailable(available) {
  return available ? (
    <Tag color='green' size='large'>
      可用
    </Tag>
  ) : (
    <Tooltip content='您所在的分组不可用'>
      <Tag color='red' size='large'>
        不可用
      </Tag>
    </Tooltip>
  );
}

const ModelPricing = () => {
  const columns = [
    {
      title: '可用性',
      dataIndex: 'available',
      render: (text, record, index) => {
        return renderAvailable(text);
      },
    },
    {
      title: '提供者',
      dataIndex: 'owner_by',
      render: (text, record, index) => {
        return (
          <>
            <Tag color={stringToColor(text)} size='large'>
              {text}
            </Tag>
          </>
        );
      },
    },
    {
      title: '模型名称',
      dataIndex: 'model_name', // 以finish_time作为dataIndex
      render: (text, record, index) => {
        return (
          <>
            <Tag
              color={stringToColor(record.owner_by)}
              size='large'
              onClick={() => {
                copyText(text);
              }}
            >
              {text}
            </Tag>
          </>
        );
      },
    },
    {
      title: '计费类型',
      dataIndex: 'quota_type',
      render: (text, record, index) => {
        return renderQuotaType(parseInt(text));
      },
    },
    {
      title: '模型倍率',
      dataIndex: 'model_ratio',
      render: (text, record, index) => {
        return <div>{record.quota_type === 0 ? text : 'N/A'}</div>;
      },
    },
    {
      title: '补全倍率',
      dataIndex: 'completion_ratio',
      render: (text, record, index) => {
        let ratio = parseFloat(text.toFixed(3));
        return <div>{record.quota_type === 0 ? ratio : 'N/A'}</div>;
      },
    },
    {
      title: '模型价格',
      dataIndex: 'model_price',
      render: (text, record, index) => {
        let content = text;
        if (record.quota_type === 0) {
          let inputRatioPrice = record.model_ratio * 2.0 * record.group_ratio;
          let completionRatioPrice =
            record.model_ratio *
            record.completion_ratio *
            2.0 *
            record.group_ratio;
          content = (
            <>
              <Text>提示 ${inputRatioPrice} / 1M tokens</Text>
              <br />
              <Text>补全 ${completionRatioPrice} / 1M tokens</Text>
            </>
          );
        } else {
          let price = parseFloat(text) * record.group_ratio;
          content = <>模型价格：${price}</>;
        }
        return <div>{content}</div>;
      },
    },
  ];

  const [models, setModels] = useState([]);
  const [loading, setLoading] = useState(true);
  const [userState, userDispatch] = useContext(UserContext);
  const [groupRatio, setGroupRatio] = useState(1);

  const setModelsFormat = (models, groupRatio) => {
    for (let i = 0; i < models.length; i++) {
      models[i].key = i;
      models[i].group_ratio = groupRatio;
    }
    // sort by quota_type
    models.sort((a, b) => {
      return a.quota_type - b.quota_type;
    });

    // sort by owner_by, openai is max, other use localeCompare
    models.sort((a, b) => {
      if (a.owner_by === 'openai') {
        return -1;
      } else if (b.owner_by === 'openai') {
        return 1;
      } else {
        return a.owner_by.localeCompare(b.owner_by);
      }
    });

    setModels(models);
  };

  const loadPricing = async () => {
    setLoading(true);

    let url = '';
    url = `/api/pricing`;
    const res = await API.get(url);
    const { success, message, data, group_ratio } = res.data;
    if (success) {
      setGroupRatio(group_ratio);
      setModelsFormat(data, group_ratio);
    } else {
      showError(message);
    }
    setLoading(false);
  };

  const refresh = async () => {
    await loadPricing();
  };

  const copyText = async (text) => {
    if (await copy(text)) {
      showSuccess('已复制：' + text);
    } else {
      // setSearchKeyword(text);
      Modal.error({ title: '无法复制到剪贴板，请手动复制', content: text });
    }
  };

  useEffect(() => {
    refresh().then();
  }, []);

  return (
    <>
      <Layout>
        {userState.user ? (
          <Banner
            type='info'
            description={`您的分组为：${userState.user.group}，分组倍率为：${groupRatio}`}
          />
        ) : (
          <Banner
            type='warning'
            description={`您还未登陆，显示的价格为默认分组倍率: ${groupRatio}`}
          />
        )}
        <Table
          style={{ marginTop: 5 }}
          columns={columns}
          dataSource={models}
          loading={loading}
          pagination={{
            pageSize: models.length,
            showSizeChanger: false,
          }}
        />
      </Layout>
    </>
  );
};

export default ModelPricing;