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App.js
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App.js
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import { StatusBar } from 'expo-status-bar';
import DropDownPicker from 'react-native-dropdown-picker'
import * as ImagePicker from 'expo-image-picker';
import {Picker} from '@react-native-picker/picker';
import { NavigationContainer, StackActions } from '@react-navigation/native';
import axios from 'axios';
import React, {useState, useEffect, useRef} from 'react';
import { StyleSheet, Text, View, Button, Image, Dimensions, ScrollView, FlatList} from 'react-native';
// import {ScrollView} from 'react-native-gesture-handler';
import * as Device from 'expo-device';
import * as Notifications from 'expo-notifications';
import {PieChart} from 'react-native-chart-kit';
import * as Location from 'expo-location';
import { createNativeStackNavigator } from '@react-navigation/native-stack';
Notifications.setNotificationHandler({
handleNotification: async () => ({
shouldShowAlert: true,
shouldPlaySound: true,
shouldSetBadge: false,
}),
});
// const photoPage = createNativeStackNavigator();
const Stack = createNativeStackNavigator();
export default function App() {
// REALLY ALL STATE VARS SHOULD BE AT THE TOP
return(
<NavigationContainer>
<Stack.Navigator initialRouteName='Photo'>
<Stack.Screen
name = "Photo"
component = {PhotoPage}
/>
<Stack.Screen
name = "Graph"
component = {GraphPage}
/>
</Stack.Navigator>
</NavigationContainer>
);
}
let protein = 52;
let carbs = 41;
let fat = 37;
const GraphPage = () => {
return (
<View>
<Text style={styles.chartTitle}>Your Nutrition Breakdown</Text>
<PieChart
data={[
{
name: 'Protein (g)',
population: parseInt(protein),
color: 'rgba(131, 167, 234, 1)',
legendFontColor: '#7F7F7F',
legendFontSize: 15,
},
{
name: 'Carbs (g)',
population: parseInt(carbs),
color: '#F00',
legendFontColor: '#7F7F7F',
legendFontSize: 15,
},
{
name: 'Fat (g)',
population: parseInt(fat),
color: '#ffffff',
legendFontColor: '#7F7F7F',
legendFontSize: 15,
},
]}
width={Dimensions.get('window').width - 16}
height={220}
chartConfig={{
backgroundColor: '#1cc910',
backgroundGradientFrom: '#eff3ff',
backgroundGradientTo: '#efefef',
decimalPlaces: 2,
color: (opacity = 1) => `rgba(0, 0, 0, ${opacity})`,
style: {
borderRadius: 16,
},
}}
style={{
marginVertical: 8,
borderRadius: 16,
}}
accessor="population"
backgroundColor="transparent"
paddingLeft="15"
absolute //for the absolute number remove if you want percentage
/>
</View>
);
}
const PhotoPage = ({navigation}) => {
const [selectedFood, setSelectedFood] = useState();
const [selectedPortion, setSelectedPortion] = useState();
const URL = "http://0.0.0.0:5000";
const [location, setLocation] = useState(null);
const [where, setWhere] = useState(null);
const [errorMsg, setErrorMsg] = useState(null);
const [expoPushToken, setExpoPushToken] = useState('');
const [notification, setNotification] = useState(false);
const [dishPortions, setDishPortions] = useState([]);
const [rows, setRows] = useState([{selectedFood: "", selectedPortion: ""}]);
useEffect(() => {
axios.get(`${URL}/dishPortions?meal=${meal}&hall=${hall}`,
{headers: {"Access-Control-Allow-Origin": "*"}, data: undefined}
).then(response => {
setDishPortions(response.data.data);
}).catch((error) => {
console.log("DISH PORTIONS FAILED: ");
console.log(error);
})
}, [])
useEffect(() => {
if (dishPortions.length != 0) {
setSelectedFood(`${dishPortions[0]['dish']}`);
setSelectedPortion(`[1] (${dishPortions[0]['portion']}) sized portion`)
}
}, [dishPortions])
// Changes page w/o re-rendering (reloading)
const notificationListener = useRef();
const responseListener = useRef();
// TODO: REFACTOR THIS INTO LOCATION & NOTIFICATION CODE
useEffect(() => {
// console.log('running :D');
if (Device.brand != null) {
registerForPushNotificationsAsync().then(token => setExpoPushToken(token));
// This listener is fired whenever a notification is received while the app is foregrounded
notificationListener.current = Notifications.addNotificationReceivedListener(notification => {
setNotification(notification);
});
// This listener is fired whenever a user taps on or interacts with a notification (works when app is foregrounded, backgrounded, or killed)
responseListener.current = Notifications.addNotificationResponseReceivedListener(response => {
console.log(response);
});
// Define function and call instantly
(async () => {
let { status } = await Location.requestForegroundPermissionsAsync();
if (status !== 'granted') {
setErrorMsg('Permission to access location was denied');
return;
}
let location = await Location.getCurrentPositionAsync();
let {coords} = await Location.getCurrentPositionAsync();
// let lat = location.coords.latitude;
// let lon = location.coords.longitude;
// console.log("what even is lat: ",typeof(lat))
// let sarge = await Location.geocodeAsync("Sargent Hall")
// const {latitude, longitude} = location;
// console.log("Longitude:",location.coords.longitude);
// let coords = location.coords;
const {latitude, longitude} = coords;
address = await Location.reverseGeocodeAsync({
latitude,longitude
})
// console.log("Address: ", address);
setLocation(location);
setWhere(address);
// console.log(where);
// console.log(address)
sendPushNotification(expoPushToken, text, address);
})();
return () => {
Notifications.removeNotificationSubscription(notificationListener.current);
Notifications.removeNotificationSubscription(responseListener.current);
};
}
}, []);
// TODO: WHY ARE THESE AT THE GLOBAL LEVEL? REFACTOR WHERE POSSIBLE
let text = 'Waiting..';
let address = 'waiting.';
if (errorMsg) {
text = errorMsg;
} else if (location) {
text = JSON.stringify(location);
address = JSON.stringify(where)
}
const [open, setOpen] = useState(false);
const [value, setValue] = useState([]);
const [meal, setMeal] = useState('Dinner');
const [hall, setHall] = useState('Sargent');
// LIST OF OPTIONS TO CHOOSE FROM, BASED ON MEAL/HALL
const [items, setItems] = useState([]);
function parsePortion(portion) {
return portion.split(' ')[0].slice(1, -1)
}
// useEffect(() => {
// axios.get(`${URL}/nutrients?meal=${meal}&hall=${hall}`,
// {
// headers: {"Access-Control-Allow-Origin": "*"},
// data: undefined
// }
// ).then(response => {
// console.log(response.data.data);
// })
// }, [])
useEffect(() => {
console.log("DOES THIS SHIT WOKR", parsePortion('[1] (1/2 cup) sized portion'));
}, [])
// LOGIC FOR PICKER
useEffect(() => {
axios.get(
`${URL}/options?meal=${meal}&hall=${hall}`,
{
headers: {"Access-Control-Allow-Origin": "*"},
data: undefined
},
).then((response) => {
setItems(response.data.options);
console.log("SUCCESS MEAL OPTIONS: ", response.data.options);
}).catch((error) => {
console.log("MEAL OPTION FAILED: ");
console.log(error.response);
})
}, [meal, hall]);
useEffect(() => {
console.log("PICKED DISHES FOR UR REF: " , pickedDishes);
if (pickedDishes[0]['selectedPortion'] != "") {
console.log("DID THIS SHIT NOT RUN!?!?!?!")
axios.get(`${URL}/all?meal=${meal}&hall=${hall}`, {
headers: {"Access-Control-Allow-Origin": "*"},
data: undefined
}).then(response => {
// for (var i = 0; i < response.data.data['nutrients'].length; i++) {
// console.log(response.data.data['nutrients'][i]['name']);
// }
const keyStuff = eval(response.data.data['nutrients'][0]).map(thing => { return thing['name']});
console.log(pickedDishes);
console.log(parsePortion(pickedDishes[0]['selectedPortion']));
console.log("KEY STUFF: ", keyStuff);
console.log("HELLO!?!?!:", response.data.data);
return response.data.data;
})
} else {
console.log("NONONON: ", pickedDishes[0]['selectedPortion']);
}
}, [pickedDishes])
// REFACTOR SOMEWHERE
const [pickedImagePath, setPickedImagePath] = useState('');
const options1 = {
title: 'Take Image',
options: {
saveToPhotos: true,
mediaType: 'photo',
},
};
const options2 = {
title: 'Select Image',
options: {
maxHeight: 200,
maxWidth: 200,
selectionLimit: 0,
mediaType: 'photo',
},
};
const pickImage = async () => {
// No permissions request is necessary for launching the image library
let result = await ImagePicker.launchImageLibraryAsync({
mediaTypes: ImagePicker.MediaTypeOptions.All,
allowsEditing: true,
aspect: [4, 3],
quality: 1,
});
console.log(result);
if (!result.cancelled) {
// setImage(result.uri);
setPickedImagePath(result.uri);
console.log(result.uri);
}
};
function addPickedDish() {
setPickedDishes([...pickedDishes, {selectedFood: "", selectedPortion: ""}]);
}
const [pickedDishes, setPickedDishes] = useState([{selectedFood: "", selectedPortion: ""}]);
// I could have a big array of objects, I could have an id for each of my dish pickers,
// In the big array I could have "1": {selectedFood, selectedPortion}
// For each onChange, I can just call useState([... pickedDishes, "1": {... selectedPortion: newVal}])
const DishPicker = ({id}) => {
return (
<View style={styles.entry}>
<Text>Pick Dish:</Text>
<Picker
style={styles.picker}
selectedValue={pickedDishes[[id]]['selectedFood']}
onValueChange={(itemValue, itemIndex) => {
// aray of pickedDishes need to change index <KEY>
let newPortion = `[1] (${dishPortions.find(x => x['dish'] == itemValue)['portion']}) sized portion`;
setPickedDishes(Object.assign([], pickedDishes, {[id]: {selectedFood: itemValue, selectedPortion: newPortion}}))
}
}>
{items.map(item => {return <Picker.Item key={item.key} label={item.name} value={item.name}/>})}
</Picker>
{selectedFood ?
<>
<Text>Eyeball Portion Size: </Text>
<Picker
style={styles.picker}
selectedValue={pickedDishes[[id]]['selectedPortion']}
onValueChange={async (itemValue, itemIndex) =>
setPickedDishes(Object.assign([], pickedDishes, {[id]: {selectedFood: pickedDishes[[id]]['selectedFood'], selectedPortion: itemValue}}))
}>
{Array.from(Array(10).keys()).map(
item => {
let myLabel = `[${item + 1}] ` + "(" + dishPortions.find(x => x['dish'] == selectedFood)['portion'] + ")" + " sized portion";
return (
<Picker.Item key={item}
label={myLabel}
value={myLabel}/>
)
})}
</Picker>
</>
:
null }
</View>
)
}
const DishSelect = pickedDishes.map((row, index) => {
return (
<DishPicker id={index} key={index} setPickedDishes={setPickedDishes} pickedDishes={pickedDishes}/>
);
});
return (
<View style = {styles.container}>
<Text style={styles.reg}>Select what foods you got, and estimate your portion sizes:</Text>
{ DishSelect }
<Button
title = "Add food"
onPress={() => addPickedDish()}
/>
<Text style = {styles.title}>Take a picture of your food, and tell us what you ate!</Text>
<StatusBar style="auto" />
<Button
title = "Go to next page"
onPress={() => navigation.navigate('Graph')}
/>
<View style={styles.nextButton}></View>
<Button
title = "Select from Image Gallery"
onPress = {pickImage}
/>
<View style={styles.imageContainer}>
</View>
<View style = {styles.imgBox}>
{
pickedImagePath == '' ? <Text>Upload your image here!</Text>:
<Image
source={{ uri: pickedImagePath }}
style={styles.image}
/>
}
</View>
</View>
);
}
// Can use this function below, OR use Expo's Push Notification Tool-> https://expo.dev/notifications
async function sendPushNotification(expoPushToken, text, address) {
const message = {
to: expoPushToken,
sound: 'default',
title: 'f00d',
body: `Are you eating at ${address[0].streetNumber} ${address[0].street}?`,
data: { someData: 'goes here' },
};
await fetch('http://exp.host/--/api/v2/push/send', {
method: 'POST',
headers: {
Accept: 'application/json',
'Accept-encoding': 'gzip, deflate',
'Content-Type': 'application/json',
},
body: JSON.stringify(message),
});
}
async function registerForPushNotificationsAsync() {
let token;
if (Device.isDevice) {
const { status: existingStatus } = await Notifications.getPermissionsAsync();
let finalStatus = existingStatus;
if (existingStatus !== 'granted') {
const { status } = await Notifications.requestPermissionsAsync();
finalStatus = status;
}
if (finalStatus !== 'granted') {
alert('Failed to get push token for push notification!');
return;
}
token = (await Notifications.getExpoPushTokenAsync()).data;
console.log(token);
} else {
alert('Must use physical device for Push Notifications');
}
if (Platform.OS === 'android') {
Notifications.setNotificationChannelAsync('default', {
name: 'default',
importance: Notifications.AndroidImportance.MAX,
vibrationPattern: [0, 250, 250, 250],
lightColor: '#FF231F7C',
});
}
return token;
}
const styles = StyleSheet.create({
container: {
justifyContent: 'center',
alignItems: 'center',
// flex: 1,
},
entry: {
width: '70%',
justifyContent: 'space-between',
flexDirection: 'row',
flexWrap: 'nowrap'
},
title: {
textAlign: 'center',
fontSize: 20,
fontWeight: 'bold',
alignItems: 'center',
marginBottom: 10,
},
chartTitle: {
textAlign: 'center',
fontSize: 20,
fontWeight: 'bold',
},
reg:{
fontSize: 20,
textAlign: 'center',
marginBottom: 10,
},
imgBox: {
width: '80%',
height: '40%',
alignItems: 'center',
backgroundColor: '#d4d4d4',
justifyContent: 'center',
borderRadius: 10,
marginBottom: 10,
},
image: {
width: '100%',
height: '100%',
resizeMode: 'cover'
},
picker: {
marginRight: 10,
justifyContent: 'center',
alignItems: 'center',
width: '50%',
},
nextButton: {
marginBottom: 20,
},
});
// export default App;