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Extract nogo areas upload in BR.NogoAreas

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This commit is contained in:
Gautier Pelloux-Prayer 2019-08-07 11:08:19 +02:00
parent 5a03b43099
commit ba12f0d609
2 changed files with 117 additions and 118 deletions
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117
js/plugin/NogoAreas.js
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@ -33,6 +33,8 @@ BR.NogoAreas = L.Control.extend({
onAdd: function(map) {
var self = this;
$('#submitNogos').on('click', L.bind(this.uploadNogos, this));
this.drawnItems = new L.FeatureGroup().addTo(map);
this.drawnItems.on('click', function(e) {
L.DomEvent.stop(e);
@ -118,6 +120,121 @@ BR.NogoAreas = L.Control.extend({
return L.DomUtil.create('div');
},
uploadNogos: function() {
var self = this;
var geoJSONPromise;
var nogoURL = $('#nogoURL').val();
var nogoFile = $('#nogoFile')[0].files[0];
if (nogoURL) {
// TODO: Handle {{bbox}}
geoJSONPromise = fetch(nogoURL).then(function(response) {
response.json();
});
} else if (nogoFile) {
geoJSONPromise = new Promise(function(resolve, reject) {
var reader = new FileReader();
reader.onload = function() {
resolve(reader.result);
};
reader.onerror = function() {
$('#nogoError').text(
'Could not load file: ' + reader.error.message
);
$('#nogoError').css('display', 'block');
};
reader.readAsText(nogoFile);
}).then(function(response) {
return JSON.parse(response);
});
} else {
$('#nogoError').text('Missing file or URL.');
$('#nogoError').css('display', 'block');
return false;
}
var nogoWeight = parseFloat($('#nogoWeight').val());
if (isNaN(nogoWeight)) {
$('#nogoError').text('Missing default nogo weight.');
$('#nogoError').css('display', 'block');
return false;
}
var nogoRadius = parseFloat($('#nogoRadius').val());
if (isNaN(nogoRadius) || nogoRadius < 0) {
$('#nogoError').text('Invalid default nogo radius.');
$('#nogoError').css('display', 'block');
return false;
}
var nogoBuffer = parseFloat($('#nogoBuffer').val());
if (isNaN(nogoBuffer)) {
$('#nogoError').text('Invalid nogo buffering radius.');
$('#nogoError').css('display', 'block');
return false;
}
geoJSONPromise.then(function(response) {
// Iterate on features in order to discard features without geometry
var cleanedGeoJSONFeatures = [];
turf.flattenEach(response, function(feature) {
if (turf.getGeom(feature)) {
var maybeBufferedFeature = feature;
// Eventually buffer GeoJSON
if (nogoBuffer != 0) {
maybeBufferedFeature = turf.buffer(
maybeBufferedFeature,
nogoBuffer,
{ units: 'meters' }
);
}
cleanedGeoJSONFeatures.push(maybeBufferedFeature);
}
});
if (cleanedGeoJSONFeatures.length === 0) {
$('#nogoError').text('No valid area found in provided input.');
$('#nogoError').css('display', 'block');
return false;
}
var geoJSON = L.geoJson(
turf.featureCollection(cleanedGeoJSONFeatures),
{
onEachFeature: function(feature, layer) {
layer.options.nogoWeight =
feature.properties.nogoWeight || nogoWeight;
}
}
);
var nogosPoints = geoJSON.getLayers().filter(function(e) {
return e.feature.geometry.type === 'Point';
});
nogosPoints = nogosPoints.map(function(item) {
var radius = item.feature.properties.radius || nogoRadius;
if (radius > 0) {
return L.circle(item.getLatLng(), { radius: radius });
}
return null;
});
nogosPoints = nogosPoints.filter(function(e) {
return e;
});
self.setOptions({
nogos: nogosPoints,
polygons: geoJSON.getLayers().filter(function(e) {
return e.feature.geometry.type === 'Polygon';
}),
polylines: geoJSON.getLayers().filter(function(e) {
return e.feature.geometry.type === 'LineString';
})
});
self._fireUpdate();
$('#nogoError').text('');
$('#nogoError').css('display', 'none');
$('#loadNogos').modal('hide');
});
return false;
},
// prevent route waypoint added after circle create (map click after up)
preventRoutePointOnCreate: function(routing) {
this.editTools.on(