pos2charmhigh/index.js
2017-04-11 20:57:37 -07:00

109 lines
2.7 KiB
JavaScript

var async = require("async");
var csv = require("fast-csv");
var fs = require("fs");
var through = require("through2");
module.exports = function(input, output, feedFile, opts) {
async.waterfall([function(next) {
var feeds = {};
var buf = "";
var section = -1;
var sections = [[], [], [], []];
fs.createReadStream(feedFile, { encoding: "latin1" })
.on("data", function(data) {
buf += data.toString();
var lines = buf.split("\r\n");
buf = lines.pop();
for(var i = 0; i < lines.length; i++) {
let line = lines[i].replace(/[\r\n]+$/, "");
if(line.length === 0) continue;
if(line.slice(0, 2) === "%,") {
section++;
}
if(section === 3 && sections[3].length > 0) continue;
if(section === -1) { // input can be either just the CSV section or the entire pnp file
sections[1].push(line);
} else {
sections[section].push(line);
}
}
})
.on("end", function() {
next(null, sections);
})
}, function(sections, next) {
var components = [];
var len = sections[1].length;
for(var i = 0; i < len; i++) {
let section = sections[1][i].split(",");
components[section[6]] = {
x: section[3],
y: section[4],
feed: section[5],
slot: section[2]
}
}
next(null, components, sections);
}, function(feeds, sections, next) {
var data = "";
var seq = 0;
var tr = through(function(chunk, enc, done) {
data += chunk.toString();
var lines = data.split("\n");
data = lines.pop();
for(var i = 0, line; i < lines.length; i++) {
line = lines[i];
var match = line.replace(/[\ ]+/g, " ").split(" ");
var p = match[1];
var x = match[3];
var y = match[4];
var r = Math.round(match[5] - 90);
if(r < 0) r += 360;
if(!feeds[p]) {
if(!opts.quite)
console.warn("No feed found for part: %s", p);
continue;
}
var feed = feeds[p];
this.push([ ++seq, 1, feed.slot, Math.abs(x), Math.abs(y), r, 0.50, 0, 100, null, null, null ].join(",") + "\r\n");
};
done();
});
next(null, tr, sections);
}], function(err, tr, sections) {
var rs = fs.createReadStream(input, { encoding: "latin1" });
var ws = fs.createWriteStream(output, { encoding: "latin1" });
var i = 0;
async.forEachSeries(sections, function(section, next) {
ws.write(section.join("\r\n") + (++i < 4 ? "\r\n\r\n" : "\r\n"), next);
}, function() {
rs.pipe(tr);
tr.pipe(ws).on("close", function() {
});
});
});
}