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App.js
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App.js
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import * as React from 'react';
import { Text, View, ScrollView, Button, TouchableOpacity, StyleSheet, TextInput, Alert, Dimensions, Platform, SafeAreaView, KeyboardAvoidingView } from 'react-native';
import Constants from 'expo-constants';
import { GooglePlacesAutocomplete } from 'react-native-google-places-autocomplete';
import { useState } from 'react';
import { AsyncStorage } from 'react-native';
import axios from 'axios';
//import Date from './view/date_choose'
import SelectDropdown from 'react-native-select-dropdown'
import DateTimePicker from '@react-native-community/datetimepicker';
import { LineChart, BarChart } from "react-native-chart-kit";
import Predict from "./view/predict"
import { LinearGradient } from 'expo-linear-gradient';
import DropDownPicker from 'react-native-dropdown-picker';
import { Component } from 'react';
const screenWidth = Dimensions.get('window').width;
const screenHeight = Dimensions.get('window').height;
const GOOGLE_PLACES_API_KEY = '';
const server = 'http://192.168.202.32:5000'
// parameter to call data
var parameter = {
longitude: 0,
latitude: 0,
temporal_avg: 'climatology',
start_date: '',
end_date: '',
category: '',
days: 1,
}
const appTitle = "POWER\r\nDATA\r\nINTERFACE";
var result = []
const App = () => {
let array = [];
for(let i = 1; i <= 30; i++) {
array.push({label: i.toString(), value: i.toString()});
}
const [open, setOpen] = useState(false);
const [value, setValue] = useState(null);
const [items, setItems] = useState(array);
const [open1, setOpen1] = useState(false);
const [value1, setValue1] = useState(null);
const [items1, setItems1] = useState(data_category);
const [open2, setOpen2] = useState(false);
const [value2, setValue2] = useState(null);
const [items2, setItems2] = useState([
{label: 'Climatology', value: 'climatology'},
{label: 'Monthly', value: 'monthly'},
{label: 'Daily', value: 'daily'},
{label: 'Hourly', value: 'hourly'},
]);
//const [items, setItems] = useState([{label: 'apple', value: 'apple'}]);
const [fetchbtnon, setFetchbtn] = useState(true);
const getData = async () => {
try {
if(parameter.end_date < parameter.start_date){
let tmp = parameter.end_date
parameter.end_date = parameter.start_date
parameter.start_date = tmp
}
var api_url = ''
if (value2 == 'climatology') {
api_url = 'https://power.larc.nasa.gov/api/temporal/climatology/point?parameters=' + parameter.category + '&community=SB&longitude=' + parameter.longitude + '&latitude=' + parameter.latitude + '&format=json'
//api_url = 'https://power.larc.nasa.gov/api/temporal/climatology/point?parameters=WS50M_RANGE&community=SB&longitude=0&latitude=0&format=JSON'
}
else if (value2 == 'monthly') {
api_url = 'https://power.larc.nasa.gov/api/temporal/' + value2 + '/point?parameters=' + parameter.category + '&community=SB&longitude=' + parameter.longitude + '&latitude=' + parameter.latitude + '&start=' + parameter.start_date + '&end=' + parameter.end_date + '&format=json'
}
else {
api_url = 'https://power.larc.nasa.gov/api/temporal/' + value2 + '/point?parameters=' + parameter.category + '&community=SB&longitude=' + parameter.longitude + '&latitude=' + parameter.latitude + '&start=' + parameter.start_date + '&end=' + parameter.end_date + '&format=json'
}
//api_url = 'https://power.larc.nasa.gov/api/temporal/climatology/point?parameters=T2M&community=SB&longitude=0&latitude=0&format=JSON'
const response = await fetch(api_url)
const json_res = await response.json();
result = JSON.stringify(json_res['messages'])
let json_data = json_res['properties']['parameter'][parameter.category];
let data = [[], []]
data[0] = Object.keys(json_data)
for (let i = 0; i < data[0].length; i++) {
data[1][i] = json_data[data[0][i]]
}
result = data
//alert(result)
} catch (error) {
//result = json_res['messages']//'No data found'
}
};
const predict = async () => {
try {
//alert(server+'/api?lat='+parameter.latitude+'&lng='+parameter.longitude+'&days='+parameter.days+'')
const response = await fetch(server+'/api?lat='+parameter.latitude+'&lng='+parameter.longitude+'&days='+parameter.days+'')
//alert(JSON.stringify(response))
const json_res = await response.json();
result = json_res;
} catch (error) {
Alert.alert(error.toString());
}
};
const [currentStep, setCurrentStep] = useState(0);
const totalStep = 5; // 0:menu, 1~4:parm set, 5:result
const [canPass, setCanPass] = useState(false);
const [placeOrLatLng, setPlaceOrLatLng] = useState(true);
const progressBarStyle = () => {
let step = currentStep;
if (step >= totalStep) {
step = currentStep - totalStep;
}
let total = totalStep - 1;
if (currentStep > totalStep) {
total = 2
}
//Alert.alert(step.toString() + ' / ' + total.toString());
return {
position: 'absolute',
left: 0,
top: 0,
width: (Dimensions.get('window').width - 20) * step / total,
height: '100%',
backgroundColor: '#def86a',
zIndex: -1,
borderBottomLeftRadius: 10,
borderTopLeftRadius: 10,
};
};
const period_selection = [
"Climatology",
"Monthly",
"Daily",
"Hourly",
];
//const data_category = [
// {label: 'CERES SYN1deg All Sky Surface Shortwave Downward Irradiance (kW-hr/m^2/day)', value: 'ALLSKY_SFC_SW_DWN'},
// {label: 'CERES SYN1deg Clear Sky Surface Shortwave Downward Irradiance (kW-hr/m^2/day)', value: 'CLRSKY_SFC_SW_DWN'},
// {label: 'MERRA-2 Wind Speed at 2 Meters (m/s)', value: 'WS2M'},
// {label: 'CERES SYN1deg All Sky Insolation Clearness Index (dimensionless)', value: 'ALLSKY_KT'},
// {label: 'CERES SYN1deg All Sky Normalized Insolation Clearness Index (dimensionless)', value: 'ALLSKY_NKT'},
// {label: 'CERES SYN1deg All Sky Surface Longwave Downward Irradiance (W/m^2)', value: 'ALLSKY_SFC_LW_DWN'},
// {label: 'CERES SYN1deg All Sky Surface PAR Total (W/m^2)', value: 'ALLSKY_SFC_PAR_TOT'},
// {label: 'CERES SYN1deg Clear Sky Surface PAR Total (W/m^2)', value: 'CLRSKY_SFC_PAR_TOT'},
// {label: 'CERES SYN1deg All Sky Surface UVA Irradiance (W/m^2)', value: 'ALLSKY_SFC_UVA'},
// {label: 'CERES SYN1deg All Sky Surface UVB Irradiance (W/m^2)', value: 'ALLSKY_SFC_UVB'},
// {label: 'CERES SYN1deg All Sky Surface UV Index (dimensionless', value: 'ALLSKY_SFC_UV_INDEX'},
// {label: 'MERRA-2 Temperature at 2 Meters (C)', value: 'T2M'},
// {label: 'MERRA-2 Dew/Frost Point at 2 Meters (C)', value: 'T2MDEW'},
// {label: 'MERRA-2 Wet Bulb Temperature at 2 Meters (C)', value: 'T2MWET'},
// {label: 'MERRA-2 Earth Skin Temperature (C)', value: 'TS'},
// {label: 'MERRA-2 Temperature at 2 Meters Range (C)', value: 'T2M_RANGE'},
// {label: 'MERRA-2 Temperature at 2 Meters Maximum (C)', value: 'T2M_MAX'},
// {label: 'MERRA-2 Temperature at 2 Meters Minimum (C)', value: 'T2M_MIN'},
// {label: 'MERRA-2 Specific Humidity at 2 Meters (g/kg)', value: 'QV2M'},
// {label: 'MERRA-2 Relative Humidity at 2 Meters (%)', value: 'RH2M'},
// {label: 'MERRA-2 Precipitation Corrected (mm)', value: 'PRECTOTCORR'},
// {label: 'MERRA-2 Surface Pressure (kPa)', value: 'PS'},
// {label: 'MERRA-2 Wind Speed at 10 Meters (m/s)', value: 'WS10M'},
// {label: 'MERRA-2 Wind Speed at 10 Meters Maximum (m/s)', value: 'WS10M_MAX'},
// {label: 'MERRA-2 Wind Speed at 10 Meters Minimum (m/s)', value: 'WS10M_MIN'},
// {label: 'MERRA-2 Wind Speed at 10 Meters Range (m/s)', value: 'WS10M_RANGE'},
// {label: 'MERRA-2 Wind Speed at 50 Meters (m/s)', value: 'WS50M'},
// {label: 'MERRA-2 Wind Speed at 50 Meters Maximum (m/s)', value: 'WS50M_MAX'},
// {label: 'MERRA-2 Wind Speed at 50 Meters Minimum (m/s)', value: 'WS50M_MIN'},
// {label: 'MERRA-2 Wind Speed at 50 Meters Range (m/s)', value: 'WS50M_RANGE'},
//]
const data_category = {
'ALLSKY_SFC_SW_DWN': 'ALLSKY_SFC_SW_DWN',
'CLRSKY_SFC_SW_DWN': 'CLRSKY_SFC_SW_DWN',
'WS2M': 'WS2M',
'ALLSKY_KT': 'ALLSKY_KT',
'ALLSKY_NKT': 'ALLSKY_NKT',
'ALLSKY_SFC_LW_DWN': 'ALLSKY_SFC_LW_DWN',
'ALLSKY_SFC_PAR_TOT': 'ALLSKY_SFC_PAR_TOT',
'CLRSKY_SFC_PAR_TOT': 'CLRSKY_SFC_PAR_TOT',
'ALLSKY_SFC_UVA': 'ALLSKY_SFC_UVA',
'ALLSKY_SFC_UVB': 'ALLSKY_SFC_UVB',
'ALLSKY_SFC_UV_INDEX': 'ALLSKY_SFC_UV_INDEX',
'T2M': 'T2M',
'T2MDEW': 'T2MDEW',
'T2MWET': 'T2MWET',
'TS': 'TS',
'T2M_RANGE': 'T2M_RANGE',
'T2M_MAX': 'T2M_MAX',
'T2M_MIN': 'T2M_MIN',
'QV2M': 'QV2M',
'RH2M': 'RH2M',
'PRECTOTCORR': 'PRECTOTCORR',
'PS': 'PS',
'WS10M': 'WS10M',
'WS10M_MAX': 'WS10M_MAX',
'WS10M_MIN': 'WS10M_MIN',
'WS10M_RANGE': 'WS10M_RANGE',
'WS50M': 'WS50M',
'WS50M_MAX': 'WS50M_MAX',
'WS50M_MIN': 'WS50M_MIN',
'WS50M_RANGE': 'WS50M_RANGE',
}
//parameter about graph
const chartConfig = {
backgroundGradientFrom: "#FCFCFC",
backgroundGradientFromOpacity: 1,
backgroundGradientTo: "#FCFCFC",
backgroundGradientToOpacity: 1,
color: (opacity = 1) => `rgba(0, 0, 0, ${opacity})`,
strokeWidth: 3, // optional, default 3
barPercentage: 1,
useShadowColorFromDataset: false, // optional
propsForVerticalLabels: {
width: 10,
flex: 1,
flexWrap: 'wrap',
},
};
//parameter for date picker
function useInput(ID) {
const [date, setDate] = useState(new Date(1598051730000));
const [mode, setMode] = useState('date');
const [show, setShow] = useState(false);
const onChange = (event, selectedDate) => {
const currentDate = selectedDate || date;
setShow(Platform.OS === 'ios');
setDate(currentDate);
currentDate = JSON.stringify(currentDate).split('T')[0].substring(1, 20);
let y = currentDate.split('-')[0], m = currentDate.split('-')[1], d = currentDate.split('-')[2]
ID == 0 ? parameter.start_date = y + m + d : parameter.end_date = y + m + d;
};
const showMode = (currentMode) => {
setShow(true);
setMode(currentMode);
};
const showDatepicker = () => {
showMode('date');
};
return {
date,
showDatepicker,
show,
mode,
onChange
}
}
const startInput = useInput(0);
const endInput = useInput(1);
const [latitude_s, setLatitude_s] = useState('');
const [longitude_s, setLongitude_s] = useState('');
return (
<LinearGradient
colors = {currentStep == 0 ? ['#9C51B6', '#5946B2'] : ['#e3ebff', '#e3ebff']}
locations={[0,0.8]}
style={{
flex: 1,
}}>
<SafeAreaView style={currentStep == 0 ? styles.firstPageContainer : styles.container}>
{currentStep > 0 && currentStep != totalStep ?
<View style={{
justifyContent: 'center',
alignItems: 'center',
}}>
<View style={progressBarStyle()}></View>
<Text style={{
fontSize: 30,
}}>{currentStep % totalStep} / { currentStep > totalStep ? 2 : totalStep - 1} </Text>
</View>
: <View></View>
}
<View style={{ padding: 20, flex: 1 }}>
{currentStep == 0 ?
<View style = {{
justifyContent: 'center',
alignItems: 'center',
paddingTop: 80,
}}>
<Text style={[styles.title,{paddingBottom:100,
fontFamily: Platform.OS === 'android' ? 'sans-serif' : "Arial"}]}
allowFontScaling = {false}
> {appTitle} </Text>
<TouchableOpacity onPress={setCurrentStep.bind(this, currentStep + 1)}
style = {styles.roundButtonTop}>
<Text style={styles.midText} allowFontScaling = {false}>History Data</Text>
</TouchableOpacity>
<TouchableOpacity onPress={setCurrentStep.bind(this, 6)}
style = {styles.roundButtonBottom}>
<Text style={styles.midTextBlack} allowFontScaling = {false}>Predict Data</Text>
</TouchableOpacity>
</View>
: <View></View>
}
{currentStep == 1 ?
<View style={[styles.step, {}]}>
<View style={{
flexDirection: 'row',
width: '100%',
justifyContent: 'space-around',
}}>
<TouchableOpacity style={{
flex: 1,
paddingLeft: 10,
paddingRight: 10,
paddingTop: 10,
backgroundColor: 'transparent',
justifyContent: 'center',
alignItems: 'center',
}}
onPress={() => {
setPlaceOrLatLng(true);
}}>
<Text style={ placeOrLatLng ? {
color: 'black',
fontWeight: 'bold',
} : {
color: 'grey',
}}>
Lat and Lng
</Text>
<View style={ placeOrLatLng ? {
borderBottomColor: 'black',
borderBottomWidth: 2,
margin: 8,
flex: 1,
width: '100%',
} : {
borderBottomColor: 'grey',
borderBottomWidth: 1,
margin: 8,
flex: 1,
width: '100%',
}}/>
</TouchableOpacity>
<TouchableOpacity style={{
flex: 1,
paddingLeft: 10,
paddingRight: 10,
paddingTop: 10,
backgroundColor: 'transparent',
justifyContent: 'center',
alignItems: 'center',
}} onPress={() => {
setPlaceOrLatLng(false);
}}>
<Text style={ !placeOrLatLng ? {
color: 'black',
fontWeight: 'bold',
} : {
color: 'grey',
}}>
Search Places
</Text>
<View style={ !placeOrLatLng ? {
borderBottomColor: 'black',
borderBottomWidth: 2,
margin: 8,
flex: 1,
width: '100%',
} : {
borderBottomColor: 'grey',
borderBottomWidth: 1,
margin: 8,
flex: 1,
width: '100%',
}}/>
</TouchableOpacity>
</View>
{ placeOrLatLng &&
<View style={{}}>
<Text style={styles.text}>Choose latitude and longitude</Text>
<View style={{flexDirection:'row', flexWrap:'wrap'}}>
<View style={styles.half_w}>
<Text>latitude</Text>
<TextInput style={styles.half_w_text_input}
onChangeText={(text)=> {
setLatitude_s(text);
if (longitude_s.length != 0 && latitude_s.length != 0) {
setCanPass(true);
}
}}
></TextInput>
</View>
<View style={styles.half_w}>
<Text>longitude</Text>
<TextInput style={styles.half_w_text_input}
onChangeText={(text)=> {
setLongitude_s(text);
if (longitude_s.length != 0 && latitude_s.length != 0) {
setCanPass(true);
}
}}
></TextInput>
</View>
</View>
</View>
}
{ !placeOrLatLng &&
<View style={styles.half_h}>
<Text style={styles.text}>Please choose your location: </Text>
<GooglePlacesAutocomplete
style={{
paddingRight: 10,
paddingLeft: 10,
height: 20,
}}
placeholder="Search location"
query={{
key: GOOGLE_PLACES_API_KEY,
language: 'zh-TW', // language of the results
currentLocation: true,
components: 'country:tw',
}}
onPress={(data, details = null) => {
//Alert.alert("Location", JSON.stringify(details.geometry));
axios.get('https://maps.googleapis.com/maps/api/place/details/json?place_id=' + details.place_id + '&fields=name,geometry%2Crating%2Cformatted_phone_number&key=' + GOOGLE_PLACES_API_KEY)
.then((response) => {
//Alert.alert("GEOMETRY", response.data.result.geometry.location.lat.toString() + ' / ' + response.data.result.geometry.location.lng.toString());
parameter.latitude = response.data.result.geometry.location.lat
parameter.longitude = response.data.result.geometry.location.lng
_storeData = async () => {
try {
await AsyncStorage.setItem('currentLocationLat', response.data.result.geometry.location.lat.toString());
await AsyncStorage.setItem('currentLocationLng', response.data.result.geometry.location.lng.toString());
} catch (error) {
console.log('Error while storing current location');
}
};
_storeData();
setCanPass(true);
})
.catch((error) => {
console.log(error);
});
}}
onFail={(error) => { console.error(error); Alert.alert("Error", error) }}
requestUrl={{
url:
'https://cors-anywhere.herokuapp.com/https://maps.googleapis.com/maps/api',
useOnPlatform: 'web',
}} // this in only required for use on the web. See https://git.io/JflFv more for details.
/>
</View>
}
</View>
: <View></View>
}
{currentStep == 2 ?
<View style={[styles.step, {}]}>
<Text style={styles.text}>Please choose a Temporal Resolution: </Text>
<DropDownPicker
open={open2}
value={value2}
items={items2}
setOpen={setOpen2}
setValue={setValue2}
setItems={(item) => {
setItems2(item);
parameter.temporal_avg = item;
Alert.alert(parameter.temporal_avg);
}}
/>
</View>
: <View></View>
}
{currentStep == 3 ?
<SafeAreaView style={styles.dateStartButton}>
{Platform.OS === 'android' ?
<Button style={styles.dateButton} title="Select Start Date: " onPress={startInput.showDatepicker} /> :
<Text style={{
textAlign: "center",
color: "blue",
fontWeight: "bold",
fontSize: 20,
}}>
Select Start Date: </Text>
}
{(Platform.OS === 'ios' || startInput.show) &&
<DateTimePicker
testID="dateTimePickerStart"
value={startInput.date}
mode={startInput.mode}
is24Hour={true}
display={Platform.OS === "ios" ? "spinner" : "default"}
onChange={startInput.onChange}
/>
}
<View style={styles.dateButton}>
{Platform.OS === 'android' ?
<Button title="Select End Date: " onPress={endInput.showDatepicker} /> :
<Text style={{
textAlign: "center",
color: "blue",
fontWeight: "bold",
fontSize: 20,
}}>
Select End Date: </Text>
}
{(Platform.OS === 'ios' || endInput.show) &&
<DateTimePicker
testID="dateTimePickerEnd"
value={endInput.date}
mode={endInput.mode}
is24Hour={true}
display={Platform.OS === "ios" ? "spinner" : "default"}
onChange={endInput.onChange}
/>
}
</View>
</SafeAreaView>
: <View></View>
}
{currentStep == 4 ?
<View style={[styles.step, {}]}>
<Text style={styles.text}>Select Parameters: </Text>
<SelectDropdown
data={Object.keys(data_category)}
onSelect={(selectedItem, index) => {
parameter.category = data_category[selectedItem]
}}
buttonTextAfterSelection={(selectedItem, index) => {
return selectedItem
}}
rowTextForSelection={(item, index) => {
return item
}}
/>
</View>
: <View></View>
}
{currentStep == totalStep && typeof(result) == "string"?
<ScrollView>
<Text style={styles.text}> Sorry, we have no data for you </Text>
<Text style={styles.text}> { result.substring(2, result.length-2) } </Text>
<Button onPress={() => {
setCurrentStep(0);
setFetchbtn(true);
}} title="Back To Menu" />
</ScrollView>
: <View></View>
}
{currentStep == totalStep && typeof(result) != "string"?
<ScrollView>
<Text style={styles.text}> Result page </Text>
<ScrollView horizontal={true} >
<LineChart style={styles.chart}
data={
{
labels: result[0],
datasets: [
{
data: result[1],
color: (opacity = 1) => `rgba(30,144,255,${opacity})`, // optional
strokeWidth: 2 // optional
}
],
legend: ["Solar Power KW/m^2"] // optional
}
}
width={screenWidth}
height={250}
chartConfig={chartConfig}
/>
</ScrollView>
<Button onPress={() => {
setCurrentStep(0);
setFetchbtn(true);
}} title="Back To Menu" />
</ScrollView>
: <View></View>
}
{ currentStep == totalStep + 1 ?
<View style={[styles.step, {}]}>
<View style={{
flexDirection: 'row',
width: '100%',
justifyContent: 'space-around',
}}>
<TouchableOpacity style={{
flex: 1,
paddingLeft: 10,
paddingRight: 10,
paddingTop: 10,
backgroundColor: 'transparent',
justifyContent: 'center',
alignItems: 'center',
}}
onPress={() => {
setPlaceOrLatLng(true);
}}>
<Text style={ placeOrLatLng ? {
color: 'black',
fontWeight: 'bold',
} : {
color: 'grey',
}}>
Lat and Lng
</Text>
<View style={ placeOrLatLng ? {
borderBottomColor: 'black',
borderBottomWidth: 2,
margin: 8,
flex: 1,
width: '100%',
} : {
borderBottomColor: 'grey',
borderBottomWidth: 1,
margin: 8,
flex: 1,
width: '100%',
}}/>
</TouchableOpacity>
<TouchableOpacity style={{
flex: 1,
paddingLeft: 10,
paddingRight: 10,
paddingTop: 10,
backgroundColor: 'transparent',
justifyContent: 'center',
alignItems: 'center',
}} onPress={() => {
setPlaceOrLatLng(false);
}}>
<Text style={ !placeOrLatLng ? {
color: 'black',
fontWeight: 'bold',
} : {
color: 'grey',
}}>
Search Places
</Text>
<View style={ !placeOrLatLng ? {
borderBottomColor: 'black',
borderBottomWidth: 2,
margin: 8,
flex: 1,
width: '100%',
} : {
borderBottomColor: 'grey',
borderBottomWidth: 1,
margin: 8,
flex: 1,
width: '100%',
}}/>
</TouchableOpacity>
</View>
{ placeOrLatLng &&
<View style={{}}>
<Text style={styles.text}>Choose latitude and longitude</Text>
<View style={{flexDirection:'row', flexWrap:'wrap'}}>
<View style={styles.half_w}>
<Text>latitude</Text>
<TextInput style={styles.half_w_text_input}
onChangeText={(text)=> {
setLatitude_s(text);
if (longitude_s.length != 0 && latitude_s.length != 0) {
setCanPass(true);
}
}}
></TextInput>
</View>
<View style={styles.half_w}>
<Text>longitude</Text>
<TextInput style={styles.half_w_text_input}
onChangeText={(text)=> {
setLongitude_s(text);
if (longitude_s.length != 0 && latitude_s.length != 0) {
setCanPass(true);
}
}}
></TextInput>
</View>
</View>
</View>
}
{ !placeOrLatLng &&
<View style={styles.half_h}>
<Text style={styles.text}>Please choose your location: </Text>
<GooglePlacesAutocomplete
style={{
paddingRight: 10,
paddingLeft: 10,
height: 20,
}}
placeholder="Search location"
query={{
key: GOOGLE_PLACES_API_KEY,
language: 'zh-TW', // language of the results
currentLocation: true,
components: 'country:tw',
}}
onPress={(data, details = null) => {
//Alert.alert("Location", JSON.stringify(details.geometry));
axios.get('https://maps.googleapis.com/maps/api/place/details/json?place_id=' + details.place_id + '&fields=name,geometry%2Crating%2Cformatted_phone_number&key=' + GOOGLE_PLACES_API_KEY)
.then((response) => {
//Alert.alert("GEOMETRY", response.data.result.geometry.location.lat.toString() + ' / ' + response.data.result.geometry.location.lng.toString());
parameter.latitude = response.data.result.geometry.location.lat
parameter.longitude = response.data.result.geometry.location.lng
_storeData = async () => {
try {
await AsyncStorage.setItem('currentLocationLat', response.data.result.geometry.location.lat.toString());
await AsyncStorage.setItem('currentLocationLng', response.data.result.geometry.location.lng.toString());
} catch (error) {
console.log('Error while storing current location');
}
};
_storeData();
setCanPass(true);
})
.catch((error) => {
console.log(error);
});
}}
onFail={(error) => { console.error(error); Alert.alert("Error", error) }}
requestUrl={{
url:
'https://cors-anywhere.herokuapp.com/https://maps.googleapis.com/maps/api',
useOnPlatform: 'web',
}} // this in only required for use on the web. See https://git.io/JflFv more for details.
/>
</View>
}
</View>
: <View></View>
}
{ currentStep == totalStep + 2 ?
<View style={[styles.step, {}]}>
<Text style={styles.text}>Choose how long you want to estimate(days): </Text>
<DropDownPicker
open={open}
value={value}
items={items}
setOpen={setOpen}
setValue={setValue}
setItems={(item) => {
setItems(item);
parameter.days = parseInt(item);
}}
/>
</View>
: <View></View>
}
{currentStep == totalStep + 3 && typeof(result) == "string"?
<ScrollView>
<Text style={styles.text}> Sorry, we have no data for you </Text>
<Text style={styles.text}> { result.substring(2, result.length-2) } </Text>
<Button onPress={setCurrentStep.bind(this, 0)} title="Back To Menu ->" />
</ScrollView>
: <View></View>
}
{currentStep == totalStep + 3 && typeof(result) != "string"?
<ScrollView>
<Text style={styles.text}> Result page </Text>
<Text style={styles.text}>
{result}
</Text>
<Text style={styles.text}>W/m^2</Text>
<Button style={{
padding: 10,
}} onPress={setCurrentStep.bind(this, 0)} title="Back To Menu" />
</ScrollView>
: <View></View>
}
</View>
<View style={{
justifyContent: 'space-between',
flexDirection: 'row',
paddingBottom: 20,
paddingRight: 20,
paddingLeft: 20,
}}>
{currentStep > 0 && currentStep != totalStep && currentStep != totalStep + 3 ?
<TouchableOpacity style={styles.previousButton}
onPress={() => {
if (currentStep > 0) {
setCurrentStep(currentStep - 1);
if (currentStep == totalStep + 1) {
setCurrentStep(0);
}
}
}}>
<Text style={{ color: '#faf2a1' }}>Back</Text>
</TouchableOpacity> :
<View></View>
}
{currentStep > 0 && currentStep != totalStep - 1 && currentStep != totalStep && currentStep != totalStep + 2 && currentStep != totalStep + 3?
<TouchableOpacity style={canPass ? styles.nextButton : styles.nextButtonDisabled} disabled={!canPass}
onPress={() => {
if (currentStep == 1 || currentStep == totalStep + 1){
if(placeOrLatLng == true){
try{
parameter.latitude = parseFloat(latitude_s)
parameter.longitude = parseFloat(longitude_s)
}
catch(e){
alert("Input is invalid\nlat and lng should be numbers")
return
}
}
}
setCurrentStep(currentStep + 1);
let _retrieveData = async () => {
try {
const lat = await AsyncStorage.getItem('currentLocationLat');
if (lat == null) {
console.log("Lat is null");
}
const lng = await AsyncStorage.getItem('currentLocationLng');
if (lng == null) {
console.log("Lng is null");
}
//Alert.alert('GEOMETRY', lat + ' / ' + lng);
} catch (error) {
console.log(error);
}
}
_retrieveData();
}}>
<Text>Next</Text>
</TouchableOpacity>
:
<View>
{currentStep == totalStep - 1 || currentStep == totalStep + 2 ?
<TouchableOpacity style={fetchbtnon? styles.fetchButton:styles.nextButtonDisabled} disabled={!fetchbtnon}
onPress={() => {
setFetchbtn(false)
if (currentStep == totalStep - 1) {
getData().then(() => {
setCurrentStep(currentStep + 1);
})
}
else if (currentStep == totalStep + 2) {
predict().then(() => {
setCurrentStep(currentStep + 1);
});
}
}}>
<Text>Fetch</Text>
</TouchableOpacity> :
<View></View>
}
</View>
}
</View>
</SafeAreaView>
</LinearGradient>
);
};
const styles = StyleSheet.create({
container: {
flex: 1,
padding: 10,
paddingTop: Constants.statusBarHeight + 10,
backgroundColor: '#e3ebff'
//backgroundColor: '#faf2a1',
//backgroundColor: '#ecf0f1',
},
firstPageContainer: {
flex: 1,
padding: 10,
paddingTop: Constants.statusBarHeight + 10,
},
text: {
paddingBottom: 10,
paddingRight: 10,
},
midText: {
textAlign: "center",
color: "white",
fontWeight: 'bold',
fontSize: 30,
},
midTextBlack: {
textAlign: "center",
color: "black",
fontWeight: 'bold',
fontSize: 30,
},
step: {
flex: 1,
},
nextButton: {
backgroundColor: '#def86a',
paddingTop: 15,
paddingBottom: 15,
paddingRight: 20,
paddingLeft: 20,
borderRadius: 10,
overflow: 'hidden',
},
nextButtonDisabled: {
backgroundColor: '#bed84a',
paddingTop: 15,
paddingBottom: 15,
paddingRight: 20,
paddingLeft: 20,
borderRadius: 10,
overflow: 'hidden',
},
previousButton: {
backgroundColor: '#6a8d92',
paddingTop: 15,
paddingBottom: 15,
paddingRight: 20,
paddingLeft: 20,
borderRadius: 10,
overflow: 'hidden',
},
fetchButton: {
backgroundColor: '#def86a',
paddingTop: 15,
paddingBottom: 15,
paddingRight: 20,
paddingLeft: 20,
borderRadius: 10,
overflow: 'hidden',
},
bottomButton: {
justifyContent: 'flex-end'
},
chart: {
borderWidth: 4,
borderColor: "#20232a",
},
dateButton: {
paddingTop: 80,
},
dateStartButton: {
flex: 1,
paddingTop: 40,
},
half_h: {
height: 0.5 * (screenHeight-50)
},
half_w: {
flex: 1,
flexGrow: 1,
flexShrink: 1,
padding: 5,
//width: 0.5 * (screenWidth-50)
},
half_w_text_input: {
backgroundColor: 'white',
height: 40
},
title: {
paddingBottom: 10,
paddingRight: 10,
textAlign: "center",
fontSize: 40,
fontStyle: 'normal',
fontWeight: 'bold',
color:'white',
textShadowOffset:{width:2, height:5},
textShadowColor:'black',
textShadowRadius:2,
letterSpacing:5,
},
roundButtonTop: {
width: 200,
height: 100,
justifyContent: 'flex-end',
alignItems: 'center',