import React, { useContext, useEffect, useState } from "react";
import { StyleSheet, View, ScrollView } from "react-native";
import * as Yup from "yup";

import {
  Form,
  FormPicker as Picker,
  SubmitButton,
  FormField,
} from "../components/forms";
import Screen from "../components/Screen";
import FormImagePicker from "../components/forms/FormImagePicker";
import useLocation from "../hooks/useLocation";
import { Image, Text, TouchableOpacity } from "react-native";
import colors from "../config/colors";
import { TouchableNativeFeedback } from "react-native-gesture-handler";
import { insertRainData } from "../database/databaseLoader";
import { showMessage } from "react-native-flash-message";
import { scaleDimsFromWidth, dimensions } from "../config/dimensions";
import assets from "../config/assets";
import moment from "moment";
import FormDatePicker from "../components/forms/FormDatePicker";
import FormLocationPicker from "../components/forms/FormLocationPicker";
import { EventLocationContext } from "../context/EventLocationContext";

const validationSchema = Yup.object().shape({
  images: Yup.array(),
  description: Yup.string().label("Description"),
});

const borderWidth = 4;

function RainSharingDataScreen(props) {
  const [rain, setRain] = useState(-1);
  const [error, setError] = useState(false);

  const dims = scaleDimsFromWidth(85, 85, 27);

  const [date, setDate] = useState(moment());
  const [time, setTime] = useState(moment());

  const context = useContext(EventLocationContext);  

  useEffect(() => {
    context.defaultLocation();
  }, []);
  
  const location = context.eventCoordinates;

  return (
    <Screen style={styles.container}>
      <ScrollView>
        <Form
          initialValues={{
            images: [],
          }}
          onSubmit={(values) => {
            if (rain == -1) {
              setError(true);
              return;
            }
            insertRainData({ ...values, rain, location, date, time });
            showMessage({
              message: "Informação enviada!",
              duration: 1950,
              icon: "success",
              type: "success",
              onPress: () => {},
            });
            props.navigation.navigate("Home");
          }}
          validationSchema={validationSchema}
        >
          <View>
            <View style={styles.imgs_row}>
              <TouchableNativeFeedback onPress={() => setRain(0)}>
                <View
                  borderColor={rain == 0 ? colors.primary : colors.white}
                  style={styles.img_block}
                >
                  <assets.rainLevel.Rain_0_5 {...dims} />
                </View>
              </TouchableNativeFeedback>

              <TouchableNativeFeedback onPress={() => setRain(1)}>
                <View
                  borderColor={rain == 1 ? colors.primary : colors.white}
                  style={styles.img_block}
                >
                  <assets.rainLevel.Rain_1_5 {...dims} />
                </View>
              </TouchableNativeFeedback>

              <TouchableNativeFeedback onPress={() => setRain(2)}>
                <View
                  borderColor={rain == 2 ? colors.primary : colors.white}
                  style={styles.img_block}
                >
                  <assets.rainLevel.Rain_2_5 {...dims} />
                </View>
              </TouchableNativeFeedback>
            </View>

            <View flexDirection="row" justifyContent="center">
              <TouchableNativeFeedback onPress={() => setRain(3)}>
                <View
                  borderColor={rain == 3 ? colors.primary : colors.white}
                  style={styles.img_block}
                >
                  <assets.rainLevel.Rain_3_5 {...dims} />
                </View>
              </TouchableNativeFeedback>

              <TouchableNativeFeedback onPress={() => setRain(4)}>
                <View
                  borderColor={rain == 4 ? colors.primary : colors.white}
                  style={styles.img_block}
                >
                  <assets.rainLevel.Rain_4_5 {...dims} />
                </View>
              </TouchableNativeFeedback>

              {/*<TouchableNativeFeedback onPress={() => setRain(5)}>
                <View
                  borderColor={rain == 5 ? colors.primary : colors.white}
                  style={styles.img_block}
                >
                  <Image
                    style={styles.floodingLogo}
                    source={assets.rainLevel.rain_5_5}
                  />
                  <Text style={styles.text}>Pancada de chuva</Text>
                </View>
              </TouchableNativeFeedback>*/}
            </View>
          </View>

          {error && rain == -1 && (
            <Text style={styles.error_txt}>Selecione o nível da chuva </Text>
          )}

          <FormImagePicker backgroundColor={colors.primary} name="images" />

          <View
            style={{
              flex: 1,
              flexDirection: "row",
              justifyContent: "space-between",
            }}
          >
            {/*Data da coleta:*/}
            <View
              style={{
                flex: 0.48,
                borderRightColor: colors.primary,
                borderRightWidth: 1,
              }}
            >
              <FormDatePicker
                textStyle={{
                  borderColor: colors.gray,
                  borderWidth: 3,
                }}
                defaultDate={new Date()}
                onDateChange={(value) => setDate(value)}
                onTimeChange={(value) => setTime(value)}
              />
            </View>
            {/*Local do evento:*/}
            <View style={{ flex: 0.48 }}>
              <TouchableOpacity
                onPress={() => props.navigation.navigate("FormMap")}
              >
                <FormLocationPicker />
              </TouchableOpacity>
            </View>
          </View>

          <FormField
            maxLength={255}
            multiline
            name="description"
            numberOfLines={3}
            placeholder="Descrição"
          />
          <SubmitButton title="Enviar" backgroundColor={colors.primary} />
        </Form>
      </ScrollView>
    </Screen>
  );
}

const styles = StyleSheet.create({
  container: {
    padding: 10,
    backgroundColor: colors.white,
  },
  img_block: {
    flex: 1,
    borderRadius: 5,
    borderStyle: "dotted",
    borderColor: colors.white,
    borderWidth: borderWidth,
    alignItems: "center",
  },

  imgs_row: {
    flexDirection: "row",
    justifyContent: "space-between",
  },
  error_txt: {
    fontSize: dimensions.text.default,
    color: colors.danger,
  },
});

export default RainSharingDataScreen;