LoRaWAN-Signal-Mapping/server/index.mjs

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#!/usr/bin/env node
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"use strict";
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import ansi from './Helpers/Ansi.mjs';
import show_help from './help.mjs';
import TTNAppServer from './ttn-app-server/TTNAppServer.mjs';
// 1: Setup
const settings = {
program_name: "LoRaWAN Signal Mapper",
version: "v0.1",
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description: "assists in mapping LoRaWAN signal coverage"
};
// 2: CLI Argument Parsing
let args = process.argv.slice(2); // Slice out the node binary name and the filename
let extras = [];
for(let i = 0; i < args.length; i++) {
if(!args[i].startsWith("-")) {
extras.push(args[i]);
continue;
}
switch(args[i]) {
case "--help":
case "-h":
show_help(settings);
process.exit();
break;
case "--version":
case "-v":
console.log(program.version);
break;
// Add more arguments here
}
}
// 3: Environment Variable Parsing
// process.env.XYZ
// 4: Run
if(extras.length < 1) {
console.error(`${ansi.fred}${ansi.hicol}Error: No subcommand specified.${ansi.reset}`);
show_help(settings);
process.exit();
}
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switch(extras[0]) {
case "ttn-app-server":
let app_server = new TTNAppServer(settings);
app_server.run();
break;
default:
console.error(`${ansi.fred}${ansi.hicol}Error: Subcommand '${extras[0]}' not recognised.${ansi.reset}`);
console.error( `${ansi.fred}Perhaps you mistyped it, or it hasn't been implemented yet?`);
process.exit(1);
break;
}
// 5: Cleanup