easy express example

easy express example

define(function(require, exports, module){
    return function(args, cb, session){


        var constants     = require('client/constants');
        var async         = require('async');
        var utils         = require('client/utils');
        var planetsToGive = args.planetsToGive;
        var blockId       = args.blockId;
        var player        = args.player;
        var blockId;
        var _this = this;
        async.series({

            assignPlanets: function(cb){
                if(planetsToGive){
                    _this.log('some planets have been provided')
                    cb()
                }
                else if(blockId !== void 0){
                    _this.log('requesting in this block ' + blockId)
                    _this.s.m.Planet.find({'block.id': blockId, 'owner.username': null}).limit(constants.PLANETS_GIVEN_TO_NEW_PLAYERS).exec(function(err, planets){
                        if(err) return cb(err);
                        if(!planets || planets.length === 0){
                            _this.log('no available planets found in this block')
                            return cb('no planets found');
                        }
                        _this.log('found planets in this block')
                        planetsToGive = planets;
                        blockId       = planets[0].block.id;
                        cb();
                    })
                }
                else{
                    _this.log('no planets given, get some')
                    _this.runService('getNextAvailableBlockPlanets', null, function(err, data){
                        if(err){return cb(err)};
                        planetsToGive = data.availablePlanets;
                        blockId       = data.availableBlockId;
                        cb();
                    })
                }
            },

            givePlanetsToPlayer: function(cb){
                if(!planetsToGive || planetsToGive.length === 0) return cb('no planets available found')
                _this.log('planetsToGive', planetsToGive.map(function(p){return p._id}).join('; '))
                async.map(planetsToGive, function(planet, cb){
                    planet.owner.username = player.username;
                    planet.owner.color    = player.color;
                    planet.owner.colorB   = player.colorB;
                    planet.owner.isBot    = player.bot.isBot;
                    planet.units          = planet.capacity;
                    planet.gold           = Math.max(planet.gold, 5000);
                    planet.save(cb);
                }, cb);
            },

            saveLastPlayerPosition: function(cb){
                _this.log('planets given to user')
                var PlanetGenerator  = require('client/PlanetGenerator');
                player.lastPosition  = planetsToGive[0].pos;
                player.dateSpawned   = new Date();
                player.planetsOwnedN = planetsToGive.length;
                _this.log('saving player', JSON.stringify(player));
                player.save(cb)
            }
        }, function(err, results){
            if(err){
                cb(err)
            }else{
                cb(null, {
                    player       : player,
                    planetsGiven : planetsToGive,
                    blockId      : blockId
                });
            }
        })
    }
})