MaximZaitsev
101 lines
3.2 KiB
JavaScript
101 lines
3.2 KiB
JavaScript
/**
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* Created by user on 7/11/16.
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*/
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const fs = require("fs");
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const main = require("./main.js");
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const exec = require('child_process').exec;
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function loadBin(httpContent, response) {
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var uploadClass = main.protoConstructorCarkot.Upload;
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var uploadObject = uploadClass.decode(httpContent);
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fs.writeFile(main.binFilePath, uploadObject.data.buffer, "binary", function (error) {
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var uploadResultClass = main.protoConstructorCarkot.UploadResult;
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var code = 0;
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var stdErr = "";
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if (error) {
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code = 2;
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stdErr = error.toString();
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} else {
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code = 0;
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var shCommand = main.commandPrefix + " " + main.binFilePath + " " + uploadObject.base;
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exec(shCommand, function (error, stdout, stderr) {
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if (error) {
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code = 1;
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console.error(error);
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}
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var resultObject = new uploadResultClass({
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"stdOut": stdout.toString(),
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"resultCode": code,
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"stdErr": (stderr.toString() + "\n error:" + error)
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});
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var byteBuffer = resultObject.encode();
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var byteArray = [];
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for (var i = 0; i < byteBuffer.limit; i++) {
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byteArray.push(byteBuffer.buffer[i]);
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}
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response.writeHead(200, {"Content-Type": "text/plain", "Content-length": byteArray.length});
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response.write(new Buffer(byteArray));
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response.end();
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console.log(shCommand);
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});
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}
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});
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}
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function other(httpContent, response) {
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console.log("other");
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response.writeHead(200, {"Content-Type": "text/plain"});
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response.end();
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}
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//контроль машинкой, как с пульта управления
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function control(httpContent, response) {
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var directionClass = main.protoConstructorControl.Direction;
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var directionObject = directionClass.decode(httpContent);
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var resultByte;
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switch (directionObject.command) {
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case directionClass.Command.stop :
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{
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resultByte = 0;
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break;
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}
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case directionClass.Command.forward :
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{
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resultByte = 1;
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break;
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}
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case directionClass.Command.backward :
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{
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resultByte = 2;
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break;
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}
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case directionClass.Command.right :
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{
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resultByte = 4;
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break;
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}
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case directionClass.Command.left :
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{
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resultByte = 3;
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break;
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}
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}
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console.log("byte for car: " + resultByte);
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fs.writeFile(main.transportFilePath, resultByte, "binary", function (error) {
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if (error) {
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console.log(error);
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}
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//todo ещё нужно считывать ответ от контроллера и анализировать его (0 или 1) и отправлять
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response.writeHead(200, {"Content-Type": "text/plain"});
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response.write(new Buffer([0]));
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response.end();
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});
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}
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exports.loadBin = loadBin;
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exports.other = other;
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exports.control = control;
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