@fruits-chain/react-native-xiaoshu/lib/module/progress/progress-page.js

🌈 React Native UI library

import React, { useState, useCallback, useEffect, memo } from 'react';
import { View, Text } from 'react-native';
import Button from '../button';
import { getDefaultValue } from '../helpers';
import { usePersistFn } from '../hooks';
import Locale from '../locale';
import Result from '../result';
import Space from '../space';
import Theme from '../theme';
import Progress from './progress';
import { varCreator, styleCreator } from './style';

const ProgressPage = _ref => {
  let {
    children,
    loading: loadingOut,
    backgroundColor,
    defaultPercentage = 10,
    fail,
    failMessage,
    failIcon,
    onPressReload
  } = _ref;
  const locale = Locale.useLocale().ProgressPage;
  const TOKENS = Theme.useThemeTokens();
  const CV = Theme.createVar(TOKENS, varCreator);
  const STYLES = Theme.createStyle(CV, styleCreator);
  backgroundColor = getDefaultValue(backgroundColor, CV.progress_page_background_color);
  const [state, setState] = useState({
    loading: loadingOut,
    percentage: defaultPercentage,
    duration: 0,
    animated: false
  });
  const onAnimationEnd = useCallback(n => {
    if (n === 100) {
      // 延迟更改状态更顺畅，进度条是完整走完的
      setTimeout(() => {
        setState(s => ({ ...s,
          loading: false
        }));
      }, 0);
    }
  }, []);
  const onPressReloadPersistFn = usePersistFn(() => {
    onPressReload === null || onPressReload === void 0 ? void 0 : onPressReload();
  });
  useEffect(() => {
    setState(s => {
      const isReload = !s.loading && loadingOut;

      if (isReload) {
        return { ...s,
          loading: loadingOut,
          percentage: defaultPercentage,
          duration: 0,
          animated: false
        };
      }

      return { ...s
      };
    });
  }, [defaultPercentage, loadingOut]);
  useEffect(() => {
    // 做一个延迟，避免上下两次操作状态合并在一个中，reload 的时候丢失过渡状态
    setTimeout(() => {
      setState(s => {
        return { ...s,
          percentage: loadingOut ? 90 : 100,
          duration: loadingOut ? 1500 : 100,
          animated: true
        };
      });
    }, 0);
  }, [loadingOut]);
  const placeholderStyle = {
    flex: 1,
    backgroundColor: backgroundColor
  };

  if (state.loading) {
    return /*#__PURE__*/React.createElement(View, {
      style: placeholderStyle
    }, /*#__PURE__*/React.createElement(Progress, {
      percentage: state.percentage,
      showPivot: false,
      animated: state.animated,
      animationDuration: state.duration,
      onAnimationEnd: onAnimationEnd,
      square: true
    }));
  }

  if (fail) {
    return /*#__PURE__*/React.createElement(Result, {
      style: STYLES.fail_page,
      status: "warning",
      subtitle: /*#__PURE__*/React.createElement(Space, {
        head: true,
        gap: "l",
        align: "center"
      }, /*#__PURE__*/React.createElement(Text, {
        style: STYLES.text
      }, failMessage || locale.failMessage), onPressReload ? /*#__PURE__*/React.createElement(Button, {
        style: STYLES.btn,
        text: locale.labelRefreshText,
        onPress: onPressReloadPersistFn
      }) : null),
      renderIcon: () => {
        if (failIcon) {
          return failIcon;
        }

        return /*#__PURE__*/React.createElement(Result.IconWarning, null);
      }
    });
  }

  return children;
};

export default /*#__PURE__*/memo(ProgressPage);
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