memo/lib/data.js

var Db = require('mongodb').Db;
    Server = require('mongodb').Server,
    BSON = require('mongodb').BSONNative

var db = function(callback) {
  this.rooms = false;
  var t = this;

  var db = new Db('scrumblr', new Server('localhost', 27017, {}), {native_parser:true});
  db.open(function(err, db) {
    db.collection('rooms', function(err, collection) {
      t.rooms = collection;
    });
    callback();
  });
}

db.prototype = {
  clearRoom: function(room, callback) {
    this.rooms.remove({name:room},callback);
  },

  // theme commands
  setTheme: function(room, theme) {
    this.rooms.update(
      {name:room},
      {$set:{theme:theme}}
    );
  },

  getTheme: function(room, callback) {
    this.rooms.findOne(
      {name:room},
      {theme:true},
      function(err, room) {
	if(room) {
	  callback(room.theme);
	} else {
	  callback();
	}
      }
    );
  },

  // Column commands
  createColumn: function(room, name, callback) {
    this.rooms.update(
      {name:room},
      {$push:{columns:name}},
      {upsert:true}
      ,callback
    );
  },

  deleteColumn: function(room) {
    this.rooms.update(
      {name:room},
      {$pop:{columns:1}}
    );
  },

  setColumns: function(room, columns) {
    this.rooms.update(
      {name:room},
      {$set:{columns:columns}},
      {upsert:true}
    );
  },

  // Card commands
  createCard: function(room, id, card) {
    var doc = {};
    doc['cards.'+id] = card;
    this.rooms.update(
      {name:room},
      {$set:doc},
      {upsert:true}
    );
  },

  getAllCards: function(room, callback) {
    this.rooms.findOne({name:room},{cards:true},function(err, room) {
      if(room) {
	callback(room.cards);
      } else {
	callback();
      }
    });
  },

  getAllColumns: function(room, callback) {
    this.rooms.findOne({name:room},{columns:true},function(err, room) {
      if(room) {
        callback(room.columns);
      } else {
	callback();
      }
    });
  },

  cardEdit: function(room, id, text) {
    var doc = {};
    doc['cards.'+id+'.text'] = text;
    this.rooms.update(
      {name:room},
      {$set:doc}
    );
  },

  cardSetXY: function(room, id, x, y) {
    var doc = {};
    doc['cards.'+id+'.x'] = x;
    doc['cards.'+id+'.y'] = y;
    this.rooms.update(
      {name:room},
      {$set:doc}
    );
  },

  deleteCard: function(room, id) {
    var doc = {};
    doc['cards.'+id] = true;
    this.rooms.update(
      {name:room},
      {$unset:doc}
    );
  },

  addSticker: function(room, cardId, stickerId) {
    var doc = {};
    doc['cards.'+cardId+'.sticker'] = stickerId;
    this.rooms.update(
      {name:room},
      {$set:doc}
    );
  }
};
exports.db = db;