73 lines
2.6 KiB
Dart
73 lines
2.6 KiB
Dart
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import 'package:google_maps_flutter/google_maps_flutter.dart';
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import 'package:http/http.dart';
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import 'dart:async';
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import 'venue.dart';
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class ShadowDetector {
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List<Venue> venuesInShade = [];
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ShadowDetector() {
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}
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//Called like "new ShadowDetector.fromShadowDetector(List of venues here);"
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ShadowDetector.fromShadowDetector(venues) {
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evaluateShadowsForAllVenues(venues);
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}
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Future evaluateShadowsForAllVenues (List<Venue> venues) async {
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final dateInMilliseconds = DateTime.now().millisecondsSinceEpoch.toString() + 't';
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for(var venue in venues) {
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LatLng pos = venue.position;
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final lat = pos.latitude.toString();
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final lng = pos.longitude.toString();
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final response = await get(Uri.parse('https://node.sacalerts.com/og-image/loc@$lat,$lng,14.82137z,$dateInMilliseconds'));
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var responseAsString = response.body.toString();
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if(responseAsString[responseAsString.length - 2] == 1) {
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venue.inShade = true;
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}else{
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venue.inShade = false;
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}
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venuesInShade.add(venue);
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}
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}
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List<Venue> get listWithVenuesInShade => venuesInShade; //Get all venues with their shadow status updated.
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Future evaluateShadowsForOneVenue (Venue venue) async {
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LatLng pos= venue.position;
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final lat = pos.latitude.toString();
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final lng = pos.longitude.toString();
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final dateInMilliseconds = DateTime.now().millisecondsSinceEpoch.toString() + 't';
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final response = await get(Uri.parse('https://node.sacalerts.com/og-image/loc@$lat,$lng,14.82137z,$dateInMilliseconds'));
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var responseAsString = response.body.toString();
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if(responseAsString[responseAsString.length - 2] == 1) {
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venue.inShade = true;
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}
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else {
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venue.inShade = false;
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}
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}
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Future evaluateShadowsForOneOutdoorSeatingArea (OutdoorSeatingArea osa) async {
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final nw = osa.northPoint.toString() + "," + osa.westPoint.toString();
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final sw = osa.southPoint.toString() + "," + osa.westPoint.toString();
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final se = osa.southPoint.toString() + "," + osa.eastPoint.toString();
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final ne = osa.northPoint.toString() + "," + osa.eastPoint.toString();
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List<String> points = [nw, sw, se, ne];
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osa.shadowPercent = 0;
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final dateInMilliseconds = DateTime.now().millisecondsSinceEpoch.toString() + 't';
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for(var point in points){
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final response = await get(Uri.parse('https://node.sacalerts.com/og-image/loc@$point,14.82137z,$dateInMilliseconds'));
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var responseAsString = response.body.toString();
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if(responseAsString[responseAsString.length - 2] == 1) {
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osa.shadowPercent += 25;
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}
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}
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}
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} |