<?xml version="1.0" encoding="utf-8"?>
<project name="ironrhino-upgradeJars" default="upgradeJars" basedir=".">
	<target name="upgradeJars">
		<script language="javascript">
			<![CDATA[
			try{
				load('nashorn:mozilla_compat.js');
			}catch(e){
			}
			importPackage(java.io);
			var classpathfile = new File(project.getProperty('basedir')+'/.classpath');
			var is = new FileInputStream(classpathfile);
			var br = new BufferedReader(new InputStreamReader(is,'utf-8'));
			var lines = [];
			var line;
			while(line=br.readLine()){
				if(line.indexOf('kind="lib"') < 0)
					continue;
				lines.push(line);	
			}
			br.close();
			is.close();
			var replacement = [];
			for(var n=0;n<lines.length;n++){
				var arr = lines[n].split('"');
				var path = arr[arr.length-2];
				var arr2 = path.split('/');
				var filename = arr2[arr2.length-1];
				var jarname = filename.substring(0,filename.lastIndexOf(filename.lastIndexOf('-')>0?'-':'.'));
				var version = filename.substring(jarname.length()+1);
				var file = new File(basedir+'/' + path);
        		var parent = file.getParentFile();
        		var files = parent.listFiles();
				if(!files)
					continue;
        		for(var i=0;i<files.length;i++){
        			var f = files[i];
        			var filename2 = f.getName();
					if(filename2.toLowerCase().endsWith('.release.jar')||filename2.toLowerCase().endsWith('.final.jar')){
						filename2 = filename2.substring(0,filename2.lastIndexOf('.'));
						filename2 = filename2.substring(0,filename2.lastIndexOf('.'));
						var f2 = new File(f.getParentFile(),filename2+'.jar');
						f.renameTo(f2);
						filename2 = f2.getName();
					}
        			var jarname2 = filename2.substring(0,filename2.lastIndexOf(filename2.lastIndexOf('-')>0?'-':'.'));
        			var version2 = filename2.substring(jarname2.length()+1);
        			if(f.isFile() && filename != filename2 && jarname == jarname2 && version2.length()>0){
						if(version.length()>4)
							version = version.substring(0,version.length()-4);
						if(version2.length()>4)
							version2 = version2.substring(0,version2.length()-4);
						var verarr1 = version.split("\\.");
						var verarr2 = version2.split("\\.");
        				var upgrade = false;
						for(var j=0;j<verarr2.length;j++){
							if(j==verarr1.length || verarr2[j]>verarr1[j] || verarr2[j].length() > verarr1[j].length()){
								upgrade = true;
								break;
							}
						}
						if(!upgrade)
								continue;
        				print('upgrade jar from '+filename+' to '+filename2+'\n');
        				if(file.exists()){
	        					var del = project.createTask("delete");
	        					del.setFile(file);
	        					del.perform();
        				}
        				replacement.push(filename);
        				replacement.push(f.getName());
        				break;
        			}
        		}

			}
			for(var i=0;i<replacement.length;i+=2){
				var replace = project.createTask("replace");
				replace.setFile(classpathfile);
				replace.setToken(replacement[i]);
				replace.setValue(replacement[i+1]);
				replace.perform();
			}
			]]>
					</script>
				</target>
			</project>