package vote

import (
	"forge.cadoles.com/foodoles/bdd"
	"log"
	"time"
)

// VotesOfTheDay est le résultat des votes du jour
type VotesOfTheDay struct {
	Date  string
	Votes []Vote
}

// Vote est un vote
type Vote struct {
	Food   string
	Voices int
}

// ForFood vote pour un choix du jour
func ForFood(Food string) {
	db, err := bdd.OpenDB()
	defer bdd.CloseDB(db)
	if err != nil {
		log.Printf("\nOpenDB error: %v", err)
		return
	}
	bdd.AddVote(db, Food, time.Now().AddDate(0, 0, 0))

	return
}

// GetVotesOfTheDay récupère les votes du jour
func GetVotesOfTheDay() VotesOfTheDay {
	vo := VotesOfTheDay{time.Now().Format("02/01/2006"), nil}
	duplicate := FoodVotesList()

	dupmap := dupcount(duplicate)

	//fmt.Println(dupmap)

	for k, v := range dupmap {
		vv := Vote{k, v}
		vo.Votes = append(vo.Votes, vv)
	}
	//fmt.Println(vo)
	return vo
}

// FoodVotesList return a list of votes for food
func FoodVotesList() []Vote {
	f := []Vote{}

	db, err := bdd.OpenDB()
	if err != nil {
		log.Fatal(err)
	}
	defer bdd.CloseDB(db)
	lvotes, _ := bdd.GetVotesOfTheDay(db)

	for _, fo := range lvotes {
		vf := Vote{fo, 1}
		f = append(f, vf)
	}

	return f
}

func dupcount(list []Vote) map[string]int {

	duplicatefrequency := make(map[string]int)

	for _, item := range list {
		// check if the item/element exist in the duplicate_frequency map

		_, exist := duplicatefrequency[item.Food]

		if exist {
			duplicatefrequency[item.Food]++ // increase counter by 1 if already in the map
		} else {
			duplicatefrequency[item.Food] = 1 // else start counting from 1
		}
	}
	return duplicatefrequency
}