split maps into multiple components, render sighting markers in real time, pull sighting info into marker info boxes

This commit is contained in:
Al Duncanson 2018-10-04 17:19:27 -04:00
parent 9dc5c4d69c
commit 7dd828a38c
8 changed files with 225 additions and 8 deletions

2
.vscode/settings.json vendored Normal file
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@ -0,0 +1,2 @@
{
}

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@ -2,7 +2,11 @@ body {
margin: 0;
}
.google-map-container > div {
.report-google-map-container > div {
height: 92% !important;
width: 50% !important;
}
.sighting-google-map-container > div {
height: 92% !important;
}

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@ -6,9 +6,9 @@ import Tabs from '@material-ui/core/Tabs';
import Tab from '@material-ui/core/Tab';
import Typography from '@material-ui/core/Typography';
import Home from '../pages/Home';
import Map from '../pages/Map';
import ViewMap from '../pages/ViewMap';
import Quiz from '../pages/Quiz';
import Sighting from '../pages/Sighting';
import SightingList from '../pages/SightingList';
import Report from '../pages/Report';
import Info from '../pages/Info';
@ -58,9 +58,9 @@ class SimpleTabs extends React.Component {
</AppBar>
{value === 0 && <Home/>}
{value === 1 && <Report/>}
{value === 2 && <Sighting/>}
{value === 2 && <SightingList/>}
{value === 3 && <Quiz/>}
{value === 4 && <Map/>}
{value === 4 && <ViewMap/>}
{value === 5 && <Info/>}
</div>
);

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@ -6,7 +6,7 @@ import MenuItem from '@material-ui/core/MenuItem';
import TextField from '@material-ui/core/TextField';
import Button from '@material-ui/core/Button';
import firebase from '../firebase.js';
import MapContainer from '../pages/Map';
import GoogleMap from '../components/ReportMap';
/**
* Styles that the different
@ -326,7 +326,7 @@ class ReportForm extends React.Component {
</Grid>
</Grid>
<Grid item xs={6}>
<MapContainer onClick={this.getCoordinates}/>
<GoogleMap onClick={this.getCoordinates}/>
</Grid>
</Grid>
</form>

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@ -101,7 +101,7 @@ export class MapContainer extends Component {
return (
// Render the Google Map, Marker, and InfoWindow components
<div className = "google-map-container">
<div className = "report-google-map-container">
<Map
style = { mapStyles }
google = { this.props.google }

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@ -0,0 +1,197 @@
import React, { Component, Fragment } from 'react';
import { Map, InfoWindow, Marker, GoogleApiWrapper } from 'google-maps-react';
import Typography from '@material-ui/core/Typography';
import firebase from '../firebase.js';
// Google Maps API Key
const API_KEY = 'AIzaSyAZ_0J01bA6wCbIPK4UBq2RUBC-hIqG4mM';
// Map container styles
const mapStyles = {
width: '100%',
height: '100%'
}
export class MapContainer extends Component {
// Get the user's location using Google's geolocation
getLocation = () => {
if (navigator.geolocation) {
navigator.geolocation.getCurrentPosition((position) => {
this.setState({
myLatLng: {
lat: position.coords.latitude,
lng: position.coords.longitude
}
}
);
})
} else {
// If browser doesn't support geolocation or if user does not allow it,
// center map on Grand Rapids, Michigan
this.setState({
myLatLng: {
lat: 42.9634,
lng: 85.6681
}
}
);
}
}
//DOPE: this converts a firebase snapshot (js object) to an array
snapshotToArray = (snapshot) => {
var returnArr = [];
snapshot.forEach(function(childSnapshot) {
var item = childSnapshot.val();
item.key = childSnapshot.key;
returnArr.push(item);
});
return returnArr;
}
// When the component has mounted to the DOM, get the user's location
componentDidMount() {
this.getLocation();
//DOPE: So initially I was using this to print the array of sightings to the console
const sightingsRef = firebase.database().ref('sightings');
sightingsRef.on('value', (snapshot) => {
console.log(this.snapshotToArray(snapshot));
});
//DOPE: Instead, make the snapshot into an object and store it in the component state
sightingsRef.on('value', (snapshot) => {
let sightings = snapshot.val();
let newState = [];
for (let sighting in sightings) {
newState.push({
id: sighting,
lat: sightings[sighting].lat,
lng: sightings[sighting].lng,
desc: sightings[sighting].desc,
type: sightings[sighting].type,
confidence: sightings[sighting].confidence,
date: sightings[sighting].date,
time: sightings[sighting].time
});
}
this.setState({
sightings: newState
});
});
}
// When the user clicks on a marker, pass the props related to that marker
// and show the related info window
onMarkerClick = (props, marker) => {
this.setState({
selectedPlace: props,
activeMarker: marker,
showingInfoWindow: true
});
}
onMapClick = (props, map, e) => {
if (this.state.showingInfoWindow) {
this.setState({
showingInfoWindow: false,
activeMarker: null
});
}
}
// Set the state of the component to contain user coordinates and initial
// marker and info window information
state = {
myLatLng: {
lat: 42.9634,
lng: 85.6681
},
showingInfoWindow: false,
activeMarker: {},
selectedPlace: {},
sightings: []
}
render() {
// TODO: This line is used by the custom marker icon
//const { google } = this.props;
return (
// Render the Google Map, Marker, and InfoWindow components
<div className = "sighting-google-map-container">
<Map
style = { mapStyles }
google = { this.props.google }
initialCenter = { this.state.myLatLng }
center = { this.state.myLatLng }
defaultZoom = { 15 }
onClick = { this.onMapClick } >
<Marker
position = { this.state.myLatLng }
onClick = { this.onMarkerClick }
title = { 'You are here' }
name = { '' }
// FIXME: fix custom icon
// icon={{
// url: "../images/marten-icon.png",
// anchor: new google.maps.Point(32,32),
// scaledSize: new google.maps.Size(64,64)
// }}
/>
{/*DOPE: Then map the data from each sighting in sightings onto Marker props */}
{ this.state.sightings.map((sighting) => {
return (
<Marker
key={sighting.id}
position={{ lat: sighting.lat, lng:sighting.lng }}
onClick = { this.onMarkerClick }
type = { 'Type: ' + sighting.type }
confidence = { 'Confidence: ' + sighting.confidence }
date = { 'Date: ' + sighting.date }
time = { 'Time: ' + sighting.time }
description = { 'Description: ' + sighting.desc }
/>
)
})}
<InfoWindow
marker = { this.state.activeMarker }
visible = { this.state.showingInfoWindow } >
<Fragment>
<Typography variant = "display1" gutterBottom>
{ this.state.selectedPlace.type }
</Typography>
<Typography variant = "subheading" gutterBottom>
{ this.state.selectedPlace.confidence }
</Typography>
<Typography variant = "subheading" gutterBottom>
{ this.state.selectedPlace.date }
</Typography>
<Typography variant = "subheading" gutterBottom>
{ this.state.selectedPlace.time }
</Typography>
<Typography variant = "subheading" gutterBottom>
{ this.state.selectedPlace.description }
</Typography>
</Fragment>
</InfoWindow>
</Map>
</div>
);
}
}
// Send the Google Map API Key with the MapContainer component
export default GoogleApiWrapper({
apiKey: (API_KEY)
})(MapContainer)

14
src/pages/ViewMap.js Normal file
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@ -0,0 +1,14 @@
import React, { Component } from 'react';
import GoogleMap from '../components/SightingMap';
class Sighting extends Component {
render() {
return (
<div className='sighting-map'>
<GoogleMap/>
</div>
);
}
}
export default Sighting;