hulawho/src/PredictionAnalysis.js

hulawho api

var async = require('async')
var mongoose = require('mongoose')
var Prediction = require('./Prediction')
var PredictionAnalysisModel = require('./models/schema').PredictionAnalysis
var crypto = require('./modules/crypto_primitives')

function PredictionAnalysis(profile) {
  var self = this

  if(profile) {
    self.prediction = profile.prediction
    self.user = profile.user
    self.correct_score = profile.correct_score
    self.correct_winner = profile.correct_winner
    self.score_distance = profile.score_distance
    self.points = profile.points
  }
}

PredictionAnalysis.prototype.addAnalysis = function(callback) {
  var self = this

  var entry = {
    prediction: self.prediction,
    user: self.user,
    correct_score: self.correct_score,
    correct_winner: self.correct_winner,
    score_distance: self.score_distance,
    points: self.points
  }

  // check whether analysis for the same prediction for the same user already exists
  PredictionAnalysisModel.findOne({prediction: self.prediction, user: self.user}, function(err, res) {
    if(err) {
      callback(err)
      return
    }

    if(res) {
      // update result
      PredictionAnalysisModel.update({_id: res.id}, {correct_score: self.correct_score, correct_result: self.correct_result, score_distance: self.score_distance, points: self.points, date_updated: new Date()}, function(err) {
        if(err) {
          callback(err)
          return
        }

        callback(null, {status: 200, message: 'UPDATE PREDICTION ANALYSIS OK'})
      })

      return
    }

    var analysis = new PredictionAnalysisModel(entry)
    analysis.save(function(err, res) {
      if(err) {
        callback(err)
        return
      }

      // push analysis to prediction collection
      var prediction = new Prediction()
      prediction.pushAnalysis(self.prediction, res.id, function(err, res) {
        if(err) {
          callback(err)
          return
        }

        callback(null, {status: 200, message: 'ADD PREDICTION ANALYSIS OK'})
      })
    })
  })

}

PredictionAnalysis.prototype.getAnalysis = function(analysis, callback) {
  var self = this
  self.id = analysis

  PredictionAnalysisModel.findOne({_id: self.id}, function(err, res) {
    if(err) {
      callback(err)
      return
    }

    if(!res) {
      callback({status: 400, message: 'PREDICTION ANALYSIS DOES NOT EXIST'})
      return
    }

    callback(null, {status: 200, message: 'GET PREDICTION ANALYSIS OK', data: res})
  })
}

module.exports = PredictionAnalysis