From 8135fe42bfa36df72c427e8d567aad2182e14372 Mon Sep 17 00:00:00 2001
From: Kumar Damani <kumar.damani@mail.utoronto.ca>
Date: Tue, 23 Apr 2019 14:30:30 -0400
Subject: removing some unnecessary files from mobile

---
 mobile/screens/GreetingPage.js | 183 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 183 insertions(+)
 create mode 100644 mobile/screens/GreetingPage.js

(limited to 'mobile/screens/GreetingPage.js')

diff --git a/mobile/screens/GreetingPage.js b/mobile/screens/GreetingPage.js
new file mode 100644
index 0000000..0bfa63b
--- /dev/null
+++ b/mobile/screens/GreetingPage.js
@@ -0,0 +1,183 @@
+import React, { Component } from 'react';
+import { Text, View, Alert, StyleSheet, Button, AppRegistry, Navigator, TouchableHighlight, Platform} from 'react-native';
+import { Ionicons } from '@expo/vector-icons';
+import { createStackNavigator, createAppContainer } from 'react-navigation';
+import { Location, Permissions, Constants } from 'expo';
+
+export default class GreetingPage extends Component {
+  state = {
+    isLoading: false,
+    errorMessage: null,
+    locationResult: null,
+  };
+
+  moveToFormPage = async () => {
+    this.setState({isLoading: true});
+    // ask location services to allow location access to THIS app.
+    // Note: location services itself must still be enabled for this!
+    const {status} = await Permissions.askAsync(Permissions.LOCATION);
+    if (status === 'granted') {
+      // try to actually get the location asynchronously - a Promise
+      Location.getCurrentPositionAsync({enableHighAccuracy: true}).then((position) => {
+        this.setState({locationResult: position.coords}, () => {
+          this.props.navigation.navigate('FormPage',
+          {coordinates : [
+              this.state.locationResult.longitude,
+              this.state.locationResult.latitude]
+          });
+        });
+        // since we are guaranteed to have the location here, its safe to load the full view
+        this.setState({isLoading: false});
+        // move to form page
+      }).catch((e) => {
+        this.setState({isLoading: false});
+        alert(e + ' Please make sure your location (GPS) is turned on.');
+      });
+
+    } else {
+      // if the user pressed "Deny" or something on the promt
+      throw new Error('Location permission not granted');
+    }
+  };
+
+  moveToMapPage = () => {
+    this.props.navigation.navigate('MapPage');
+  }
+
+  moveToMapPage = () => {
+    this.props.navigation.navigate('MapPage');
+  }
+
+
+  render() {
+    //<View> acts like the way <div> does in JavaScript
+    //style={...} stores properties about where you want the component to be placed
+    //and how you want it to look. It's similar to adding CSS styles to HTML elements
+    //when creating web pages
+
+    // initialy show a loading screen when trying to get location on load
+    if (this.state.isLoading) {
+      return (
+        <View style={styles.container}>
+          <View style={styles.titleContainer}>
+            <Text style={styles.title}>
+              Trying to get location...
+            </Text>
+          </View>
+        </View>
+      )
+    }
+
+    return (
+
+      <View style={styles.container}>
+
+        <View style={styles.titleContainer}>
+          <Text style={styles.title}>
+            See a homeless person who might need help? {"\n\n"}TELL US!!
+          </Text>
+          <Text style={styles.subtitle}>
+            Tell us where they are ⬇ {"\n\n"}(And don't worry, we won't force you to share your location)
+          </Text>
+        </View>
+
+        <TouchableHighlight
+          style={styles.first_button_container}
+          onPress={() => { this.moveToFormPage() }}>
+
+          <View style={styles.press_button}>
+
+            <View padding={15}>
+            <Text style={styles.current_location_title}>
+              Use Current Location
+            </Text>
+            </View>
+
+            <View marginTop = {5}>
+              <Ionicons name="md-locate" size={40} color="white"/>
+            </View>
+
+          </View>
+
+        </TouchableHighlight>
+
+        <TouchableHighlight 
+          style={styles.second_button_container}
+          onPress={() => { this.moveToMapPage() }}>
+          <View style={styles.press_button}>
+
+            <View padding={15}>
+             <Text style={styles.current_location_title}>
+              Drop Pin
+             </Text>
+            </View>
+
+            <View>
+              <Ionicons name="md-pin" size={40} color="white"/>
+            </View>
+
+          </View>
+        </TouchableHighlight>
+
+      </View>
+    );
+  }
+}
+
+
+const styles = StyleSheet.create( {
+  container: {
+    flex: 1,
+    flexDirection: 'column',
+    backgroundColor: '#40739e',
+    alignItems: 'stretch'
+  },
+  titleContainer: {
+    flex: 4,
+    //position: 'absolute',
+    marginTop: 100,
+    //flexGrow: 1
+  },
+  title: {
+    color: '#FFF',
+    padding: 35,
+    textAlign: 'center',
+    opacity: 0.9,
+    fontSize: 24,
+    fontStyle: 'italic',
+  },
+  subtitle: {
+    color: "#FFF" ,
+    padding: 20,
+    textAlign: "center",
+    fontSize: 18,
+  },
+  current_location_title: {
+    color: '#FFF',
+    textAlign: 'center',
+    opacity: 0.9,
+    fontSize: 20
+  },
+  first_button_container: {
+    flex: 1,
+    //position: 'absolute',
+    //marginTop: 360,
+    backgroundColor: '#c0392b',
+    flexDirection: 'row',
+    justifyContent: 'center',
+    alignItems: 'stretch'
+  },
+  press_button: {
+    flexDirection: 'row',
+    justifyContent: 'space-between',
+    // padding:5,
+    alignItems: 'center'
+  },
+  second_button_container: {
+    flex: 1,
+    backgroundColor: '#535c68',
+    flexDirection: 'row',
+    justifyContent: 'center',
+    alignItems: 'stretch'
+  }
+})
-- 
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