/*!
 * Deluge.js
 * 
 * Copyright (c) Damien Churchill 2009-2010 <damoxc@gmail.com>
 *
 * 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; either version 3, or (at your option)
 * any later version.
 *
 * 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 Street, Fifth Floor
 *     Boston, MA  02110-1301, USA.
 *
 * In addition, as a special exception, the copyright holders give
 * permission to link the code of portions of this program with the OpenSSL
 * library.
 * You must obey the GNU General Public License in all respects for all of
 * the code used other than OpenSSL. If you modify file(s) with this
 * exception, you may extend this exception to your version of the file(s),
 * but you are not obligated to do so. If you do not wish to do so, delete
 * this exception statement from your version. If you delete this exception
 * statement from all source files in the program, then also delete it here.
 */

// Setup the state manager
Ext.state.Manager.setProvider(new Ext.state.CookieProvider({
    /**
     * By default, cookies will expire after 7 days. Provide
     * an expiry date 10 years in the future to approximate
     * a cookie that does not expire.
     */
    expires: new Date(new Date().getTime() + (1000 * 60 * 60 * 24 * 365 * 10))
}));

// Add some additional functions to ext and setup some of the
// configurable parameters
Ext.apply(Ext, {
	escapeHTML: function(text) {
		text = String(text).replace('<', '&lt;').replace('>', '&gt;');
		return text.replace('&', '&amp;');
	},

	isObjectEmpty: function(obj) {
		for(var i in obj) { return false; }
		return true;
	},

	areObjectsEqual: function(obj1, obj2) {
		var equal = true;
		if (!obj1 || !obj2) return false;
		for (var i in obj1) {
			if (obj1[i] != obj2[i]) {
				equal = false;
			}
		}
		return equal;
	},
	
	keys: function(obj) {
		var keys = [];
		for (var i in obj) if (obj.hasOwnProperty(i))
		{
			keys.push(i);
		}
		return keys;
	},

	values: function(obj) {
		var values = [];
		for (var i in obj) {
			if (obj.hasOwnProperty(i)) {
				values.push(obj[i]);
			}
		}
		return values;
	},
		
	splat: function(obj) {
		var type = Ext.type(obj);
		return (type) ? ((type != 'array') ? [obj] : obj) : [];
	}
});
Ext.getKeys = Ext.keys;
Ext.BLANK_IMAGE_URL = deluge.config.base + 'images/s.gif';
Ext.USE_NATIVE_JSON = true;

// Create the Deluge namespace
Ext.apply(Deluge, {

	// private
	pluginStore: {},
	
	// private
	progressTpl:	'<div class="x-progress-wrap x-progress-renderered">' +
						'<div class="x-progress-inner">' +
							'<div style="width: {2}px" class="x-progress-bar">' +
								'<div style="z-index: 99; width: {3}px" class="x-progress-text">' +
									'<div style="width: {1}px;">{0}</div>' +
								'</div>' +
							'</div>' +
							'<div class="x-progress-text x-progress-text-back">' +
								'<div style="width: {1}px;">{0}</div>' +
							'</div>' +
						'</div>' +
					'</div>',

	
	/**
	 * A method to create a progress bar that can be used by renderers
	 * to display a bar within a grid or tree.
	 * @param {Number} progress The bars progress
	 * @param {Number} width The width of the bar
	 * @param {String} text The text to display on the bar
	 * @param {Number} modified Amount to subtract from the width allowing for fixes
	 */
	progressBar: function(progress, width, text, modifier) {
		modifier = Ext.value(modifier, 10);
		var progressWidth = ((width / 100.0) * progress).toFixed(0);
		var barWidth = progressWidth - 1;
		var textWidth = ((progressWidth - modifier) > 0 ? progressWidth - modifier : 0);
		return String.format(Deluge.progressTpl, text, width, barWidth, textWidth);
	},

	/**
	 * Constructs a new instance of the specified plugin.
	 * @param {String} name The plugin name to create
	 */
	createPlugin: function(name) {
		return new Deluge.pluginStore[name]();
	},

	/**
	 * Check to see if a plugin has been registered.
	 * @param {String} name The plugin name to check
	 */
	hasPlugin: function(name) {
		return (Deluge.pluginStore[name]) ? true : false;
	},

	/**
	 * Register a plugin with the Deluge interface.
	 * @param {String} name The plugin name to register
	 * @param {Plugin} plugin The plugin to register
	 */
	registerPlugin: function(name, plugin) {
		Deluge.pluginStore[name] = plugin;
	}
	
});

// Setup a space for plugins to insert themselves
deluge.plugins = {};

// Hinting for gettext_gen.py
// _('Do Not Download')
// _('Normal Priority')
// _('High Priority')
// _('Highest Priority')
FILE_PRIORITY = {
	9: 'Mixed',
    0: 'Do Not Download',
    1: 'Normal Priority',
    2: 'High Priority',
    5: 'High Priority',
    7: 'Highest Priority',
	'Mixed': 9,
    'Do Not Download': 0,
    'Normal Priority': 1,
    'High Priority': 5,
    'Highest Priority': 7
}

FILE_PRIORITY_CSS = {
	9: 'x-mixed-download',
	0: 'x-no-download',
	1: 'x-normal-download',
	2: 'x-high-download',
	5: 'x-high-download',
	7: 'x-highest-download'
}
