import React, { useEffect } from 'react';
import { Animated, Text, TouchableOpacity, View } from 'react-native';
import theme from '../theme';
import styled from './styles';
import { Theme, ToastProps } from '../types';
import useToastState from '../hooks/useToastState';

export const defaultDuration = 15000;

interface Props {
  open?: boolean;
  onClose?: () => void;
  theme?: Theme
  offset?: number;
}

const Toast = ({
  message,
  children,
  duration: timing,
  theme: toastTheme,
  type = 'default',
  open,
  onClose,
  onOpen,
  left,
  right,
  contentContainerStyle,
  textContainerStyle,
  messageStyle,
  titleStyle,
  offset,
  title,
  animation = 'zoomIn',
  position = 'bottom',
}: ToastProps & Props) => {
  const {state, action} = useToastState({
    position,
    animation,
    offset,
    onClose,
  });
  const { showToast, animation: Animation } = state;
  const { startAnimations, finishAnimations } = action;
  const Theme = { toast: toastTheme };
  const duration = timing || defaultDuration;

  useEffect(() => {
    let timeout: NodeJS.Timeout;
    if (open) {
      onOpen?.();
      startAnimations();

      timeout = setTimeout(() => {
        hideToast();
      }, duration);
    } else {
      hideToast();
    }
    return () => clearTimeout(timeout);
  }, [open, duration, showToast]);

  const hideToast = () => {
    finishAnimations();
  };

  const getPositionStyle = () => {
    switch (position) {
      case 'top':
        return { top: 0 };
      case 'bottom':
        return { bottom: 0 };
      default:
        return { bottom: 0 };
    }
  };

  if (!open) {
    return null;
  }

  return (
    <Animated.View
      style={[
        styled.styles.container,
        getPositionStyle(),
        {opacity: showToast},
        Animation,
      ]}>
      <View
        style={[
          styled.styles.toastContainer,
          theme?.toast?.[type],
          Theme?.toast?.[type],
          contentContainerStyle,
        ].flat()}>
        {left ?? null}
        {children ?? (
          <>
            <View
              style={[styled.styles.textContainer, textContainerStyle].flat()}>
              {title && (
                <Text
                  style={[
                    styled.styles.title,
                    {color: Theme?.toast?.[type]?.color},
                    titleStyle,
                  ].flat()}>
                  {title}
                </Text>
              )}
              {message && (
                <Text
                  style={[
                    styled.styles.message,
                    {color: Theme?.toast?.[type]?.color || theme?.toast?.[type]?.color},
                    messageStyle,
                  ].flat()}>
                  {message}
                </Text>
              )}
            </View>
          </>
        )}
        {right ?? (
          <TouchableOpacity onPress={hideToast}>
            <Text
              style={[
                styled.styles.iconStyle,
                {color: Theme?.toast?.[type]?.color || theme?.toast?.[type]?.color},
                titleStyle,
              ].flat()}>
              x
            </Text>
          </TouchableOpacity>
        )}
      </View>
    </Animated.View>
  );
};

export default Toast;