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asconverter.js
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asconverter.js
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var fs = require('fs');
var fileName = process.argv.splice(2)[0];
var jsonObj = JSON.parse(fs.readFileSync(fileName));
// //console.log(JSON.stringify(jsonObj));
/*** 检测enum类 ***/
var enumNames = [];
function checkEnums(jsonObj,key){
if(jsonObj["nested"]){
var keys = Object.keys(jsonObj["nested"]);
for(var i=0;i<keys.length;i++)
{
var newKey = (key)?(key+'.'+keys[i]):keys[i];
checkEnums(jsonObj["nested"][keys[i]],newKey);
}
}
if(jsonObj["values"]){
var className;
if(key){
var classArr = key.split('.');
className= classArr[classArr.length-1];
}
if(className) enumNames.push(className);
}
}
function loopJson(jsonObj,key){
if(jsonObj["nested"]){
var keys = Object.keys(jsonObj["nested"]);
for(var i=0;i<keys.length;i++)
{
var newKey = (key)?(key+'.'+keys[i]):keys[i];
//console.log("newKey: "+newKey);
loopJson(jsonObj["nested"][keys[i]],newKey);
}
}
if(jsonObj["fields"]){
exportFile(jsonObj["fields"],key);
}
if(jsonObj["values"]){
exportValueFile(jsonObj["values"],key);
}
}
function exportFile(jsonObj,key){
var className = key;
if(key){
var classArr = key.split('.');
className= classArr[classArr.length-1];
}
if(!className) className = '';
//console.log("export file: "+className);
writeAll(className,key,jsonObj);
}
function exportValueFile(jsonObj,key){
var className = key;
if(key){
var classArr = key.split('.');
className= classArr[classArr.length-1];
}
if(!className) className = '';
//console.log("export value file: "+className);
writeAllValues(className,jsonObj);
}
checkEnums(jsonObj);
//console.log(enumNames);
loopJson(jsonObj);
/*** File Writers ***/
function writePackage(fileName,packageName){
fs.appendFileSync(fileName,"package "+ packageName + " {\n");
}
function writeClass(fileName,className){
fs.appendFileSync(fileName," public class "+ className + " {\n");
}
function writeVariables(fileName,obj){
var keys = Object.keys(obj);
for(var i=0;i<keys.length;i++)
{
var key = keys[i];
var type = obj[key].type;
if(type == 'bool'){
type = "Boolean";
}else if(type.indexOf('int') >= 0){
type = "Number";
}else if(type.indexOf('fixed') >= 0){
type = "Number";
}else if(type == 'float' || type == 'double' || type == 'long'){
type = "Number";
}else if(type == 'string' || type == 'bytes'){
type = "String";
}else if(enumNames.indexOf(type) != -1){
type = "Number";
}
if(obj[key].rule == 'repeated'){
type = "Vector.<"+type+">";
}
fs.appendFileSync(fileName," public var "+ key + ":"+type+";\n");
}
}
function writeEnumValues(fileName,obj){
var keys = Object.keys(obj);
for(var i=0;i<keys.length;i++)
{
var key = keys[i];
fs.appendFileSync(fileName," public static var "+ key + ":Number = "+obj[key]+";\n");
}
}
function writeFunctions(fileName,className,pakagePathName){
//Create
fs.appendFileSync(fileName," public static function create(): "+ className + " {\n");
fs.appendFileSync(fileName," return __JS__('protobuf.roots.laya."+pakagePathName+".create();');\n");
fs.appendFileSync(fileName," }\n");
//encode
fs.appendFileSync(fileName," public static function encode(val:"+className+"):Uint8Array{\n");
fs.appendFileSync(fileName," return __JS__('protobuf.roots.laya."+pakagePathName+".encode(val).finish();');\n");
fs.appendFileSync(fileName," }\n");
//Decode
fs.appendFileSync(fileName," public static function decode(val:Uint8Array): "+ className + " {\n");
fs.appendFileSync(fileName," return __JS__('protobuf.roots.laya."+pakagePathName+".decode(val);');\n");
fs.appendFileSync(fileName," }\n");
}
function writeEndings(fileName){
fs.appendFileSync(fileName," }\n");
fs.appendFileSync(fileName,"}\n");
}
function writeAll(className,pakagePathName,jsonObj){
var filename = "/proto/as/messages/"+className+".as";
writePackage(filename,"messages");
writeClass(filename,className);
writeVariables(filename,jsonObj)
writeFunctions(filename,className,pakagePathName);
writeEndings(filename);
}
function writeAllValues(className,jsonObj){
var filename = "/proto/as/messages/"+className+".as";
writePackage(filename,"messages");
writeClass(filename,className);
writeEnumValues(filename,jsonObj)
writeEndings(filename);
}