var FileActions = {
	actions: {},
	defaults: {},
	icons: {},
	currentFile: null,
	register: function (mime, name, permissions, icon, action) {
		if (!FileActions.actions[mime]) {
			FileActions.actions[mime] = {};
		}
		if (!FileActions.actions[mime][name]) {
			FileActions.actions[mime][name] = {};
		}
		FileActions.actions[mime][name]['action'] = action;
		FileActions.actions[mime][name]['permissions'] = permissions;
		FileActions.icons[name] = icon;
	},
	setDefault: function (mime, name) {
		FileActions.defaults[mime] = name;
	},
	get: function (mime, type, permissions) {
		var actions = {};
		if (FileActions.actions.all) {
			actions = $.extend(actions, FileActions.actions.all);
		}
		if (mime) {
			if (FileActions.actions[mime]) {
				actions = $.extend(actions, FileActions.actions[mime]);
			}
			var mimePart = mime.substr(0, mime.indexOf('/'));
			if (FileActions.actions[mimePart]) {
				actions = $.extend(actions, FileActions.actions[mimePart]);
			}
		}
		if (type) {//type is 'dir' or 'file'
			if (FileActions.actions[type]) {
				actions = $.extend(actions, FileActions.actions[type]);
			}
		}
		var filteredActions = {};
		$.each(actions, function (name, action) {
			if (action.permissions & permissions) {
				filteredActions[name] = action.action;
			}
		});
		return filteredActions;
	},
	getDefault: function (mime, type, permissions) {
		if (mime) {
			var mimePart = mime.substr(0, mime.indexOf('/'));
		}
		var name = false;
		if (mime && FileActions.defaults[mime]) {
			name = FileActions.defaults[mime];
		} else if (mime && FileActions.defaults[mimePart]) {
			name = FileActions.defaults[mimePart];
		} else if (type && FileActions.defaults[type]) {
			name = FileActions.defaults[type];
		} else {
			name = FileActions.defaults.all;
		}
		var actions = this.get(mime, type, permissions);
		return actions[name];
	},
	display: function (parent) {
		FileActions.currentFile = parent;
		var actions = FileActions.get(FileActions.getCurrentMimeType(), FileActions.getCurrentType(), FileActions.getCurrentPermissions());
		var file = FileActions.getCurrentFile();
		if ($('tr').filterAttr('data-file', file).data('renaming')) {
			return;
		}
		parent.children('a.name').append('<span class="fileactions" />');
		var defaultAction = FileActions.getDefault(FileActions.getCurrentMimeType(), FileActions.getCurrentType(), FileActions.getCurrentPermissions());
		var actionHandler = function (parent, action, event) {
			event.stopPropagation();
			event.preventDefault();
			FileActions.currentFile = parent;
			file = FileActions.getCurrentFile();
			action(file);
		};
		for (name in actions) {
			// NOTE: Temporary fix to prevent rename action in root of Shared directory
			if (name === 'Rename' && $('#dir').val() === '/Shared') {
				continue;
			}
			if ((name === 'Download' || actions[name] !== defaultAction) && name !== 'Delete') {
				var img = FileActions.icons[name];
				if (img.call) {
					img = img(file);
				}
				var html = '<a href="#" class="action" data-action="'+name+'">';
				if (img) {
					html += '<img class ="svg" src="' + img + '"/> ';
				}
				html += t('files', name) + '</a>';
				var element = $(html);
				element.data('action', name);
				element.click(actionHandler.bind(null, parent, actions[name]));
				parent.find('a.name>span.fileactions').append(element);
			}
		}
		if (actions['Delete']) {
			var img = FileActions.icons['Delete'];
			if (img.call) {
				img = img(file);
			}
			// NOTE: Temporary fix to allow unsharing of files in root of Shared folder
			if ($('#dir').val() == '/Shared') {
				var html = '<a href="#" original-title="' + t('files', 'Unshare') + '" class="action delete" />';
			} else {
				var html = '<a href="#" original-title="' + t('files', 'Delete') + '" class="action delete" />';
			}
			var element = $(html);
			if (img) {
				element.append($('<img class ="svg" src="' + img + '"/>'));
			}
			element.data('action', actions['Delete']);
			element.click(actionHandler.bind(null, parent, actions['Delete']));
			parent.parent().children().last().append(element);
		}
	},
	getCurrentFile: function () {
		return FileActions.currentFile.parent().attr('data-file');
	},
	getCurrentMimeType: function () {
		return FileActions.currentFile.parent().attr('data-mime');
	},
	getCurrentType: function () {
		return FileActions.currentFile.parent().attr('data-type');
	},
	getCurrentPermissions: function () {
		return FileActions.currentFile.parent().data('permissions');
	}
};

$(document).ready(function () {
	if ($('#allowZipDownload').val() == 1) {
		var downloadScope = 'all';
	} else {
		var downloadScope = 'file';
	}
	FileActions.register(downloadScope, 'Download', OC.PERMISSION_READ, function () {
		return OC.imagePath('core', 'actions/download');
	}, function (filename) {
		window.location = OC.filePath('files', 'ajax', 'download.php') + '?files=' + encodeURIComponent(filename) + '&dir=' + encodeURIComponent($('#dir').val());
	});

	$('#fileList tr').each(function(){
		FileActions.display($(this).children('td.filename'));
	});
});

FileActions.register('all', 'Delete', OC.PERMISSION_DELETE, function () {
	return OC.imagePath('core', 'actions/delete');
}, function (filename) {
	if (Files.cancelUpload(filename)) {
		if (filename.substr) {
			filename = [filename];
		}
		$.each(filename, function (index, file) {
			var filename = $('tr').filterAttr('data-file', file);
			filename.hide();
			filename.find('input[type="checkbox"]').removeAttr('checked');
			filename.removeClass('selected');
		});
		procesSelection();
	} else {
		FileList.do_delete(filename);
	}
	$('.tipsy').remove();
});

// t('files', 'Rename')
FileActions.register('all', 'Rename', OC.PERMISSION_UPDATE, function () {
	return OC.imagePath('core', 'actions/rename');
}, function (filename) {
	FileList.rename(filename);
});

FileActions.register('dir', 'Open', OC.PERMISSION_READ, '', function (filename) {
	window.location = OC.linkTo('files', 'index.php') + '?dir=' + encodeURIComponent($('#dir').val()).replace(/%2F/g, '/') + '/' + encodeURIComponent(filename);
});

FileActions.setDefault('dir', 'Open');