/*
 Copyright (c) 2013, Oracle and/or its affiliates. All rights
 reserved.
 
 This program is free software; you can redistribute it and/or
 modify it under the terms of the GNU General Public License
 as published by the Free Software Foundation; version 2 of
 the License.
 
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 02110-1301  USA
*/


var path               = require("path");
var fs                 = require("fs");
var mynode, parent_dir, udebug_module;

mynode                     = {};
mynode.fs                  = {};
parent_dir                 = path.dirname(__dirname);

mynode.fs.adapter_dir      = __dirname;
mynode.fs.api_dir          = path.join(mynode.fs.adapter_dir, "api");
mynode.fs.spi_dir          = path.join(mynode.fs.adapter_dir, "impl");

mynode.fs.spi_doc_dir      = path.join(mynode.fs.spi_dir, "SPI-documentation");
mynode.fs.api_doc_dir      = path.join(parent_dir, "API-documentation");
mynode.fs.backend_doc_dir  = path.join(parent_dir, "Backend-documentation");
mynode.fs.converters_dir   = path.join(parent_dir, "Converters");

mynode.fs.spi_module       = path.join(mynode.fs.spi_dir, "SPI.js");
mynode.fs.api_module       = path.join(mynode.fs.api_dir, "mynode.js");

mynode.fs.suites_dir       = path.join(parent_dir, "test");
mynode.fs.samples_dir      = path.join(parent_dir, "samples");

udebug_module              = path.join(mynode.fs.api_dir, "unified_debug.js");


/* Find the build directory */
var build1 = path.join(mynode.fs.spi_dir, "build");
var build2 = path.join(parent_dir, "build");
var existsSync = fs.existsSync || path.existsSync;

if(existsSync(path.join(build1, "Release", "ndb_adapter.node"))) {
  mynode.fs.build_dir = path.join(build1, "Release");
}
else if(existsSync(path.join(build2, "Release", "ndb_adapter.node"))) {
  mynode.fs.build_dir = path.join(build2, "Release");
}
else if(existsSync(path.join(build1, "Debug", "ndb_adapter.node"))) {
  mynode.fs.build_dir = path.join(build1, "Debug");
}
else if(existsSync(path.join(build2, "Debug", "ndb_adapter.node"))) {
  mynode.fs.build_dir = path.join(build2, "Debug");
}

/* Some compatibility with older versions of node */
if(typeof global.setImmediate !== 'function') {
  global.setImmediate = process.nextTick;
}

/* Export the filesystem config */
module.exports = mynode.fs;

/* Also make it available globally */
if(!global.mynode) { global.mynode = {} };
global.mynode.fs = mynode.fs;

/* And export unified_debug globally */
global.unified_debug   = require(udebug_module);