func (g *Guest) GetValue() float32 {
var sum float32
var totalWeight float32
getPrice := func(o interface{}) interface{} {
return o.(*Offer).Price
}
var boughtOffers offerSlice = lastOffers(g.boughtOffers, cognitiveLoad)
var avgBought, boughtErr = util.Avg(util.Map(getPrice, boughtOffers))
if boughtErr == nil {
sum += avgBought * boughtWeight
totalWeight += boughtWeight
}
var seenOffers offerSlice = lastOffers(g.seenOffers, cognitiveLoad)
var avgSeen, seenErr = util.Avg(util.Map(getPrice, seenOffers))
if seenErr == nil {
sum += avgSeen * seenWeight
totalWeight += seenWeight
}
{
sum += g.value * valueWeight
totalWeight += valueWeight
}
return sum / totalWeight
}
func (g *Guest) getPreferredPlatform() *Platform {
getPlatform := func(o interface{}) interface{} {
return o.(*Offer).Platform
}
var offers offerSlice = lastOffers(g.boughtOffers, cognitiveLoad)
platforms := util.Map(getPlatform, offers)
platform, count := util.MaxOccur(platforms)
if count <= cognitiveLoad/5 {
return nil
}
return platform.(*Platform)
}
func (g *Guest) getPreferredHotel() *Hotel {
getHotel := func(o interface{}) interface{} {
return o.(*Offer).Hotel
}
var offers offerSlice = lastOffers(g.boughtOffers, cognitiveLoad)
hotels := util.Map(getHotel, offers)
hotel, count := util.MaxOccur(hotels)
if count <= cognitiveLoad/5 {
return nil
}
return hotel.(*Hotel)
}