62 lines
1.8 KiB
JavaScript
Executable File
62 lines
1.8 KiB
JavaScript
Executable File
#!/usr/bin/env node
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'use strict';
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let fs = require('fs');
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let NUM_REQUEST = 1000;
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let NUM_COORDS = 2;
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let url_template = "http://127.0.0.1:5000/viaroute?{coords}&alt=false";
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let coord_template = "loc={lat},{lon}";
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let coords_separator = "&";
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//let url_template = "http://127.0.0.1:5000/route/v1/driving/{coords}?steps=false&alternatives=false";
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//let coord_template = "{lon},{lat}";
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//let coords_separator = ";";
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let monaco_poly_path = process.argv[2];
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let poly_data = fs.readFileSync(monaco_poly_path, 'utf-8');
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// lets assume there is only one ring
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// cut of name and ring number and the two END statements
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let coordinates = poly_data.split('\n')
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.filter((l) => l != '')
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.slice(2, -2).map((coord_line) => coord_line.split(' ')
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.filter((elem) => elem != ''))
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.map((coord) => [parseFloat(coord[0]), parseFloat(coord[1])]);
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var sw = [Number.MAX_VALUE, Number.MAX_VALUE];
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var ne = [Number.MIN_VALUE, Number.MIN_VALUE];
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coordinates.forEach((c) => {
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sw[0] = Math.min(sw[0], c[0]);
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sw[1] = Math.min(sw[1], c[1]);
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ne[0] = Math.max(ne[0], c[0]);
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ne[1] = Math.max(ne[1], c[1]);
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});
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// Yes this an own seeded random number generator because its only a few lines
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var seed = 0x1337;
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function seededRandom(min, max) {
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seed = (seed * 9301 + 49297) % 233280;
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var rnd = seed / 233280;
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return min + rnd * (max - min);
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}
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function getRandomCoordinate() {
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let lon = seededRandom(sw[0], ne[0]);
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let lat = seededRandom(sw[1], ne[1]);
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return [lon, lat];
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}
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for (var i = 0; i < NUM_REQUEST; ++i)
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{
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var coords = [];
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for (var j = 0; j < NUM_COORDS; ++j)
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{
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coords.push(getRandomCoordinate());
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}
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let coords_string = coords.map((c) => coord_template.replace("{lon}", c[0]).replace("{lat}", c[1])).join(coords_separator);
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console.log(url_template.replace("{coords}", coords_string));
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}
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