function Store(params) {
	var self = this,
		dbName = params.db,
		type = params.name,
		listView = params.list,
		seq = 0,
		items = {},
		itemsHid = {},
		list = [],
		docEmpty = params.docEmpty || {name:"", active:true, stamp: Date.now()};

	this.name = params.name;
	this.db = dbName;

	this.createEmpty = function() {
		return Object.clone(docEmpty, true);
	};

	this.getList = function() {
		if (list.length) return list;
		var keys = Object.keys(items),
			max = keys.length;
		while(max--) {
			list.push(items[keys[max]]);
		}
		return list;
	};

	this.getIndex = function(id) {
		return id ? (id.length == 8 ? items[itemsHid[id]] : items[id]) : items;
	};

	this.reloadList = function reloadList(forced) {
		l.view(dbName, listView, {since: seq}, function(err, data) {
			var maxSeq = 0;

			if(data && data.rows && data.rows.length) {
				var max = data.rows.length,
					lSeq = 0,
					row, rv, id;

				if(max) while(max--) {
					if((row = data.rows[max]) && (rv = row.value)) {
						if(rv.type == type && (id = rv['_id']) && (!items[id] || items[id]['_rev'] != rv['_rev'])) {
							items[id] = rv;
							if(rv.hid) itemsHid[rv.hid] = id;
						}
						if((lSeq = rv['_local_seq']) && lSeq > maxSeq) {
							maxSeq = lSeq;
						}
					}
				}
			}

			if(forced || (seq < maxSeq && (seq = maxSeq))) {
				list.length = 0;
				self.trigger('changeList');
			}
		});
	};

	this.getItem = function(id, done) {
		l.item(dbName, id, function(err, data) {
			if(done) done(data);
		});
	};

	this.update = function(doc, done) {
		if(params.preUpdate) doc = params.preUpdate(doc);

		l.update(dbName, doc, function(err, res) {
			if (!err && res && res.ok) {
				self.trigger('changeDoc', res.id);
				self.reloadList();
			}
			if(done) done(err, res);
		});
	};

	this.delete = function(docId, done) {
		l.remove(dbName, docId, function(err, res) {
			if (!err && res && res.ok) {
				if(items[res.id]) delete items[res.id];
				self.reloadList(true);
			}
			if(done) done(err, res);
		});
	};
}
Store.prototype.__proto__ = MicroEvent.prototype;