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64 lines
2.6 KiB
64 lines
2.6 KiB
let db = require("../config/db.js");
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let mathFunc = require("./mathFunc.js");
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let util = require("util");
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let areaFunctions = require("./areaFunctions.js");
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module.exports = {
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getPolygons : function (req, res) {
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if (req.query.gameID != null) {
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let query = "CALL getPolygonPoints(\"" + req.query.gameID + "\");";
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db.get().query(query, function(err, rows){
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if (err) {
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console.log(err);
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return res.send(400);
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}
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// console.log(rows);
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let polygons = []
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let polygonDict = {};
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rows[0].map((point) => {
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if (!(point.polygonID in polygonDict)) {
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polygonDict[point.polygonID] = {};
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polygonDict[point.polygonID].coords = [];
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polygonDict[point.polygonID].gameID = point.gameID;
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polygonDict[point.polygonID].userID = point.userID;
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polygonDict[point.polygonID].colour = point.colour;
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polygonDict[point.polygonID].polygonID = point.polygonID;
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}
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polygonDict[point.polygonID].coords.push({lat: point.lat, lng: point.lng});
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});
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for (let [polygon, polygonData] of Object.entries(polygonDict)){
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polygons.push(polygonDict[polygon]);
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}
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res.send(polygons);
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return;
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});
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} else {
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res.send(500);
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}
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},
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isPolygon: function (req, res) {
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if (req.body.gameID != null && req.body.userID != null && req.body.points != null) {
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let gameID = req.body.gameID;
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let userID = req.body.userID;
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let points = JSON.parse(req.body.points);
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if (points.length < 2) {
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res.send([]);
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} else {
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let firstPoint = points[0];
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let lastPoint = points[points.length - 1];
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let distance = mathFunc.gpsToMeters(firstPoint.lat, firstPoint.lng, lastPoint.lat, lastPoint.lng);
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console.log(distance);
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if (distance < 10) {
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if (lastPoint.lat != firstPoint.lat && lastPoint.lng != firstPoint.lng) {
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// points.pop();
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points.push({lat: firstPoint.lat, lng: lastPoint.lng});
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}
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areaFunctions.collatePolygons(res, gameID, userID, points);
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} else {
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res.send([]);
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}
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}
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}
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}
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} |