'use strict';
/*global persist,exports,config,__plugin,require*/
var File = java.io.File,
    FileWriter = java.io.FileWriter,
    PrintWriter = java.io.PrintWriter,
    find = require('./find');
/*
  plugin management
*/
var _plugins = {};

function _plugin(/* String */ moduleName, /* Object */ moduleObject, isPersistent ) {
  //
  // don't load plugin more than once
  //
  if ( typeof _plugins[moduleName] != 'undefined' ) {
    return _plugins[moduleName].module;
  }

  var pluginData = { persistent: isPersistent, module: moduleObject };
  if ( typeof moduleObject.store == 'undefined' ) {
    moduleObject.store = {};
  }
  _plugins[moduleName] = pluginData;

  if ( isPersistent ) {
    moduleObject.store = persist( moduleName, moduleObject.store );
  }
  return moduleObject;
}

function _autoload( context, pluginDir, options ) {
  /*
   Reload all of the .js files in the given directory 
   */
  var sourceFiles = [],
      property,
      module,
      pluginPath;
  sourceFiles = find(pluginDir);

  var len = sourceFiles.length;
  if ( config && config.verbose ) {
    console.info( len + ' scriptcraft plugins found in ' + pluginDir );
  }

  for ( var i = 0; i < len; i++ ) {

    pluginPath = sourceFiles[i];
    if (!pluginPath.match(/\.js$/)){
      continue;
    }
    module = {};

    try {
      module = require( pluginPath , options);
      for ( property in module ) {
        /*
         all exports in plugins become members of context object
         */
        context[property] = module[property];
      }
    } catch ( e ) {
      var msg = 'Plugin ' + pluginPath + ' ' + e ;
      console.error( msg );
    }
  }

}
exports.plugin = _plugin;
exports.autoload = _autoload;