import intl from 'react-intl-universal';
import React, { useState, useEffect, useRef } from 'react';
import {
  Button,
  InputNumber,
  Form,
  Radio,
  message,
  Input,
  Upload,
  Modal,
  Select,
  Checkbox,
} from 'antd';
import * as DarkReader from '@umijs/ssr-darkreader';
import config from '@/utils/config';
import { request } from '@/utils/http';
import CheckUpdate from './checkUpdate';
import { SharedContext } from '@/layouts';
import { saveAs } from 'file-saver';
import './index.less';
import { UploadOutlined } from '@ant-design/icons';
import Countdown from 'antd/lib/statistic/Countdown';
import useProgress from './progress';
import pick from 'lodash/pick';
import { disableBody } from '@/utils';
import { TIMEZONES } from '@/utils/const';

const dataMap = {
  'log-remove-frequency': 'logRemoveFrequency',
  'cron-concurrency': 'cronConcurrency',
  timezone: 'timezone',
};

const exportModules = [
  { value: 'base', label: intl.get('基础数据'), disabled: true },
  { value: 'config', label: intl.get('配置文件') },
  { value: 'scripts', label: intl.get('脚本文件') },
  { value: 'log', label: intl.get('日志文件') },
  { value: 'deps', label: intl.get('依赖文件') },
  { value: 'syslog', label: intl.get('系统日志') },
  { value: 'dep_cache', label: intl.get('依赖缓存') },
  { value: 'raw', label: intl.get('远程脚本缓存') },
  { value: 'repo', label: intl.get('远程仓库缓存') },
  { value: 'ssh.d', label: intl.get('SSH 文件缓存') },
];

const Other = ({
  systemInfo,
  reloadTheme,
}: Pick<SharedContext, 'reloadTheme' | 'systemInfo'>) => {
  const defaultTheme = localStorage.getItem('qinglong_dark_theme') || 'auto';
  const [systemConfig, setSystemConfig] = useState<{
    logRemoveFrequency?: number | null;
    cronConcurrency?: number | null;
    timezone?: string | null;
  }>();
  const [form] = Form.useForm();
  const [exportLoading, setExportLoading] = useState(false);
  const showUploadProgress = useProgress(intl.get('上传'));
  const showDownloadProgress = useProgress(intl.get('下载'));
  const [visible, setVisible] = useState(false);
  const [selectedModules, setSelectedModules] = useState<string[]>(['base']);

  const {
    enable: enableDarkMode,
    disable: disableDarkMode,
    exportGeneratedCSS: collectCSS,
    setFetchMethod,
    auto: followSystemColorScheme,
  } = DarkReader || {};

  const themeChange = (e: any) => {
    const _theme = e.target.value;
    localStorage.setItem('qinglong_dark_theme', e.target.value);
    setFetchMethod(fetch);

    if (_theme === 'dark') {
      enableDarkMode({});
    } else if (_theme === 'light') {
      disableDarkMode();
    } else {
      followSystemColorScheme({});
    }
    reloadTheme();
  };

  const handleLangChange = (v: string) => {
    localStorage.setItem('lang', v);
    setTimeout(() => {
      window.location.reload();
    }, 500);
  };

  const getSystemConfig = () => {
    request
      .get(`${config.apiPrefix}system/config`)
      .then(({ code, data }) => {
        if (code === 200 && data.info) {
          setSystemConfig(data.info);
        }
      })
      .catch((error: any) => {
        console.log(error);
      });
  };

  const updateSystemConfig = (path: keyof typeof dataMap) => {
    request
      .put(
        `${config.apiPrefix}system/config/${path}`,
        pick(systemConfig, dataMap[path]),
      )
      .then(({ code, data }) => {
        if (code === 200) {
          message.success(intl.get('更新成功'));
        }
      })
      .catch((error: any) => {
        console.log(error);
      });
  };

  const exportData = () => {
    setExportLoading(true);
    request
      .put<Blob>(
        `${config.apiPrefix}system/data/export`,
        { type: selectedModules },
        {
          responseType: 'blob',
          timeout: 86400000,
          onDownloadProgress: (e) => {
            if (e.progress) {
              showDownloadProgress(parseFloat((e.progress * 100).toFixed(1)));
            }
          },
        },
      )
      .then((res) => {
        saveAs(res, 'data.tgz');
      })
      .catch((error: any) => {
        console.log(error);
      })
      .finally(() => {
        setExportLoading(false);
        setVisible(false);
      });
  };

  const showReloadModal = () => {
    Modal.confirm({
      width: 600,
      maskClosable: false,
      title: intl.get('确认重启'),
      centered: true,
      content: (
        <>
          <div>{intl.get('备份数据上传成功，确认覆盖数据')}</div>
          <div>{intl.get('如果恢复失败，可进入容器执行')} ql reload data</div>
        </>
      ),
      okText: intl.get('重启'),
      onOk() {
        request
          .put(`${config.apiPrefix}update/data`)
          .then(() => {
            message.success({
              content: (
                <span>
                  {intl.get('系统将在')}
                  <Countdown
                    className="inline-countdown"
                    format="ss"
                    value={Date.now() + 1000 * 30}
                  />
                  {intl.get('秒后自动刷新')}
                </span>
              ),
              duration: 30,
            });
            disableBody();
            setTimeout(() => {
              window.location.reload();
            }, 30000);
          })
          .catch((error: any) => {
            console.log(error);
          });
      },
    });
  };

  useEffect(() => {
    getSystemConfig();
  }, []);

  return (
    <>
      <Form layout="vertical" form={form}>
        <Form.Item
          label={intl.get('主题')}
          name="theme"
          initialValue={defaultTheme}
        >
          <Radio.Group
            onChange={themeChange}
            value={defaultTheme}
            optionType="button"
            buttonStyle="solid"
          >
            <Radio.Button
              value="light"
              style={{ width: 70, textAlign: 'center' }}
            >
              {intl.get('亮色')}
            </Radio.Button>
            <Radio.Button
              value="dark"
              style={{ width: 66, textAlign: 'center' }}
            >
              {intl.get('暗色')}
            </Radio.Button>
            <Radio.Button
              value="auto"
              style={{ width: 129, textAlign: 'center' }}
            >
              {intl.get('跟随系统')}
            </Radio.Button>
          </Radio.Group>
        </Form.Item>
        <Form.Item
          label={intl.get('日志删除频率')}
          name="frequency"
          tooltip={intl.get('每x天自动删除x天以前的日志')}
        >
          <Input.Group compact>
            <InputNumber
              addonBefore={intl.get('每')}
              addonAfter={intl.get('天')}
              style={{ width: 180 }}
              placeholder={intl.get('未启用')}
              min={0}
              value={systemConfig?.logRemoveFrequency}
              onChange={(value) => {
                setSystemConfig({ ...systemConfig, logRemoveFrequency: value });
              }}
            />
            <Button
              type="primary"
              onClick={() => {
                updateSystemConfig('log-remove-frequency');
              }}
              style={{ width: 84 }}
            >
              {intl.get('确认')}
            </Button>
          </Input.Group>
        </Form.Item>
        <Form.Item label={intl.get('定时任务并发数')} name="frequency">
          <Input.Group compact>
            <InputNumber
              style={{ width: 180 }}
              min={4}
              value={systemConfig?.cronConcurrency}
              placeholder={intl.get('默认为 CPU 个数')}
              onChange={(value) => {
                setSystemConfig({ ...systemConfig, cronConcurrency: value });
              }}
            />
            <Button
              type="primary"
              onClick={() => {
                updateSystemConfig('cron-concurrency');
              }}
              style={{ width: 84 }}
            >
              {intl.get('确认')}
            </Button>
          </Input.Group>
        </Form.Item>
        <Form.Item label={intl.get('时区')} name="timezone">
          <Input.Group compact>
            <Select
              value={systemConfig?.timezone}
              style={{ width: 180 }}
              onChange={(value) => {
                setSystemConfig({ ...systemConfig, timezone: value });
              }}
              options={TIMEZONES.map((timezone) => ({
                value: timezone,
                label: timezone,
              }))}
              showSearch
              filterOption={(input, option) =>
                option?.value?.toLowerCase().indexOf(input.toLowerCase()) >= 0
              }
            />
            <Button
              type="primary"
              onClick={() => {
                updateSystemConfig('timezone');
              }}
              style={{ width: 84 }}
            >
              {intl.get('确认')}
            </Button>
          </Input.Group>
        </Form.Item>
        <Form.Item label={intl.get('语言')} name="lang">
          <Select
            defaultValue={localStorage.getItem('lang') || ''}
            style={{ width: 264 }}
            onChange={handleLangChange}
            options={[
              { value: '', label: intl.get('跟随系统') },
              { value: 'zh', label: '简体中文' },
              { value: 'en', label: 'English' },
            ]}
          />
        </Form.Item>
        <Form.Item label={intl.get('数据备份还原')} name="frequency">
          <Button
            type="primary"
            onClick={() => {
              setSelectedModules(['base']);
              setVisible(true);
            }}
            loading={exportLoading}
          >
            {exportLoading ? intl.get('生成数据中...') : intl.get('备份')}
          </Button>
          <Upload
            method="put"
            showUploadList={false}
            maxCount={1}
            action={`${config.apiPrefix}system/data/import`}
            onChange={({ file, event }) => {
              if (event?.percent) {
                showUploadProgress(
                  Math.min(parseFloat(event?.percent.toFixed(1)), 99),
                );
              }
              if (file.status === 'done') {
                showUploadProgress(100);
                showReloadModal();
              }
              if (file.status === 'error') {
                message.error('上传失败');
              }
            }}
            name="data"
            headers={{
              Authorization: `Bearer ${localStorage.getItem(config.authKey)}`,
            }}
          >
            <Button icon={<UploadOutlined />} style={{ marginLeft: 8 }}>
              {intl.get('还原数据')}
            </Button>
          </Upload>
        </Form.Item>
        <Form.Item label={intl.get('检查更新')} name="update">
          <CheckUpdate systemInfo={systemInfo} />
        </Form.Item>
      </Form>
      <Modal
        title={intl.get('选择备份模块')}
        open={visible}
        onOk={exportData}
        onCancel={() => setVisible(false)}
        okText={intl.get('开始备份')}
        cancelText={intl.get('取消')}
        okButtonProps={{ loading: exportLoading }} // 绑定加载状态到按钮
      >
        <Checkbox.Group
          value={selectedModules}
          onChange={(v) => {
            setSelectedModules(v as string[]);
          }}
          style={{
            width: '100%',
            display: 'flex',
            flexWrap: 'wrap',
            gap: '8px 16px',
          }}
        >
          {exportModules.map((module) => (
            <Checkbox
              key={module.value}
              value={module.value}
              disabled={module.disabled}
              style={{ marginLeft: 0 }}
            >
              {module.label}
            </Checkbox>
          ))}
        </Checkbox.Group>
      </Modal>
    </>
  );
};

export default Other;