import React from 'react';
import { useState, useEffect, useRef } from 'react';
import { ScrollView, StyleSheet, Text, View, Dimensions, Button, Image, TextInput, TouchableOpacity, ActivityIndicator, Alert } from 'react-native';
import Theme from '../../../../components/theme.style.js';
import Assets from '../../../../components/assets.manager.js';
import Icon from '../../../../components/icons';
import DB from '../../../../components/storage';
import REQUEST from '../../../../components/api';
import { Divider } from 'react-native-elements';
import BottomSheet from '@gorhom/bottom-sheet';

import Geolocation from '@react-native-community/geolocation';
import MapView, { PROVIDER_GOOGLE, Marker } from 'react-native-maps';

const styles = {
  container: {
    flex: 1,
    backgroundColor: '#f8f9fa',
    alignItems: 'center',
    justifyContent: 'center'
  },
  panel: {
    flex: 1,
    backgroundColor: 'white',
    position: 'relative'
  },
  panelHeader: {
    height: 60,
    backgroundColor: Theme.colors.lightGray,
    alignItems: 'center',
    justifyContent: 'center'
  }
}

const { height } = Dimensions.get('window')

const renderStations = (isGuest, data, onPress, onUpdateFavorite) => {
  console.log('isGuest:', isGuest);
  return data.map((station, index) => {
    let stars = [1, 2, 3, 4, 5].map((star, i) => {
      let name = station.stars >= star ? "star" : "staro"
      let mgn = index > 0 ? 5 : 0
      return (
        <TouchableOpacity key={i}>
          <Icon.AntDesign name={name} style={{ marginLeft: mgn }} color={Theme.colors.yellow} size={20} />
        </TouchableOpacity>)
    })
    return (
      <TouchableOpacity key={index} activeOpacity={1} onPress={() => onPress(station) || null} style={{}}><View style={{ flex: 0, padding: 15, flexDirection: 'row' }}>
        <View style={{ flex: 5 }}>
          <Text style={{ fontSize: 16, padding: 5, color: Theme.colors.textPrimary }}>{station.name}</Text>
          <Text style={{ color: Theme.colors.textPrimary, padding: 5, width: '90%', fontSize: 13 }}>{station.address}</Text>
          <View style={{ flexDirection: 'row', paddingTop: 7 }}>
            {stars}
          </View>
        </View>
        <TouchableOpacity
          style={{ flex: 0, justifyContent: 'center' }}
          onPress={() => {
            updateFavorite(station, index, onUpdateFavorite)
          }}
        >
          <Icon.FontAwesome
            name={station.favorite ? 'heart' : 'heart-o'}
            size={28}
            color={station.favorite ? 'red' : Theme.colors.darkGray}
          />
        </TouchableOpacity>
      </View>
        <Divider style={{ marginTop: 5, padding: 0, margin: 0, width: Theme.screen.w }} /></TouchableOpacity>
    )
  })
}

const updateFavorite = async (city, index, callback) => {
  let session = await DB.session()
  let urlTask = city.favorite ? "station_delete_favorite" : "station_add_favorite"
  let method = city.favorite ? "delete" : "get"
  REQUEST(urlTask, method, {
    Authorization: session.token
  }, {
    noID: true,
    value: city.station_uuid
  }, {}, function (res) {
    callback(index, city.favorite ? false : true)
  }, function (err) {
    if (err.message) {
      Alert.alert("Information", `\n${err.message}`);
    }
  }, "Favorite", city.favorite ? "Delete" : "Update")
}

export default function renderStationPanel(props) {

  const bottomSheetRef = useRef(null);
  const snapPoints = [450, 300, 0];

  useEffect(() => {
    if (props.visible) {
      bottomSheetRef.current?.expand();
    } else {
      bottomSheetRef.current?.collapse();
    }
  }, [props.visible]);

  return (
    <View style={styles.container}>
      <BottomSheet
        ref={bottomSheetRef}
        snapPoints={snapPoints}
      >
       <View>
          {renderStations(props.data, props.onClick, props.onUpdateFavorite)}
          <View style={styles.panelHeader}>
            <View style={{flexDirection: 'row', justifyContent: 'center', padding: 15}}>
              <Text style={{flex: 4, padding: 5, color: Theme.colors.textPrimary, fontSize: 15}}>
                {props.error ? "There was an error" : props.loading || props.data.length == 0 ? "Getting Nearby Stations" : "Unioil Stations found: " + props.data.length}
              </Text>
              <View style={{flex: 0, justifyContent: 'center'}}>
                {props.error ? 
                  <TouchableOpacity onPress={props.onError} activeOpacity={1}>
                    <Text style={{color: '#fff'}}>Try Again</Text>
                  </TouchableOpacity> : props.loading || props.data.length == 0 ? <ActivityIndicator color={Theme.colors.primary} size={25} /> : null}
              </View>
            </View>
          </View>
        </View>
      </BottomSheet>
    </View >
  )
}