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Move parser and vector layer into related functions

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This commit is contained in:
Adam Goldsmith 2018-07-19 13:18:41 -04:00
parent 1aa1852b2d
commit 90d8bf05cc
1 changed files with 16 additions and 15 deletions
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31
src/map.js
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@ -15,18 +15,12 @@ import {APRSParser} from 'aprs-parser';
import icon from "./arrow.png";
let parser = new APRSParser();
let tile_layer = new TileLayer({source: new OSM()});
let vector_layer = new VectorLayer({
source: new VectorSource()
});
let map = new olMap({
target: 'map',
layers: [
tile_layer,
vector_layer
tile_layer
],
view: new View({
center: fromLonLat([-72.15, 43.90]),
@ -79,7 +73,11 @@ function pathStyle(feature) {
}
function plotPaths(packets) {
let vector_layer = new VectorLayer({source: new VectorSource()});
map.addLayer(vector_layer);
packets
.filter(packet => packet.date > new Date("2018-07-14") && packet.date < new Date("2018-07-15"))
// filter by callsign
.filter(packet => (packet.from !== undefined) &&
(packet.from.toString() === "W1HS-9"))
@ -107,13 +105,16 @@ function plotPaths(packets) {
});
}
let packets = packetLog.split("\n")
// restrict to just prouty times
.filter(line => {
let date = new Date(line.slice(0,18));
return date > new Date("2018-07-14") && date < new Date("2018-07-15");
})
// parse to APRS packet
.map(line => parser.parse(line.slice(29)));
function parsePackets(packetLog) {
let parser = new APRSParser();
return packetLog.trim().split("\n")
// parse to Date and APRS packet
.map(line => {
let packet = parser.parse(line.slice(29));
packet.date = new Date(line.slice(0,18));
return packet;
});
}
let packets = parsePackets(packetLog);
plotPaths(packets);