/*

MIT License http://www.opensource.org/licenses/mit-license.php

Author Tobias Koppers @sokra

*/

var buildModule = require("./buildModule");

var resolve = require("enhanced-resolve");

var registers = {};

function applyRegister(arr) {

var regMapping = arr.splice(2, 1)[0];

var regName = arr[1];

if(regMapping) {

var reg = registers[regName];

for(var i = 0; i < regMapping.length; i++) {

if(regMapping[i])

arr[i+2] = reg[i];

}

}

registers[regName] = arr.slice(2);

for(var i = 2; i < arr.length; i++)

arr[i] = JSON.parse(arr[i]);

}

process.on("message", function(msg) {

if(!msg) return process.send("ready");

// setTimeout(function() {

var id = msg[0];

try {

applyRegister(msg);

switch(msg[1]) {

case "buildModule":

var context = msg[2],

filenameWithLoaders = msg[3],

preLoaders = msg[4],

loaders = msg[5],

postLoaders = msg[6],

filename = msg[7],

options = msg[8];

buildModule(context, filenameWithLoaders,

preLoaders, loaders, postLoaders,

filename,

options, function(err, extraResults, source, deps) {

if(err) err = { message: err.message, stack: err.stack, _toString: err.toString() };

process.send([id, err, extraResults, source, deps]);

});

break;

case "resolve":

var context = msg[2];

var module = msg[3];

var options = msg[4];

resolve(context, module, options, function(err, filename) {

if(err) err = { message: err.message, stack: err.stack, _toString: err.toString() };

process.send([id, err, filename]);

})

break;

case "resolve.loaders":

var context = msg[2];

var loaders = msg[3];

var options = msg[4];

resolve.loaders(context, loaders, options, function(err, loaders) {

if(err) err = { message: err.message, stack: err.stack, _toString: err.toString() };

process.send([id, err, loaders]);

})

break;

default: throw new Error("Worker msg type " + msg[1] + " is not supported");

}

} catch(e) {

process.send([id, e]);

}

// }, 2000);

});