package main
import "fmt"
import "time"
import "sort"
 
 
type timeSlice []reviews_data
 
type reviews_data struct {
review_id string
date time.Time
score int
firstname string
anonymous bool
review_text string
title_text string
rating float64
upcount int
 
}
 
func main(){
	events := make([]time.Time, 2) // Create slice of two times
	events[0], _ = time.Parse("15:04", "04:30") // 4:30AM
	events[1], _ = time.Parse("15:04", "15:12") // 3:12PM
 
	reviews_data_map := make(map[string]reviews_data)
	reviews_data_map["1"] = reviews_data{date:events[0], score: 2} // 4:30AM
	reviews_data_map["2"] = reviews_data{date:events[1], score: 1} // 3:12PM
//Sort the map by date
	date_sorted_reviews := make(timeSlice, 0, len(reviews_data_map))
	for _, d := range reviews_data_map {
		date_sorted_reviews = append(date_sorted_reviews, d)
	}
 
	fmt.Println(date_sorted_reviews)
 
	sort.Sort(timeSlice(date_sorted_reviews))
 
	fmt.Println(date_sorted_reviews)
	for _, d := range date_sorted_reviews {
	fmt.Println(d.date)
	}
}
 
// Define compare
func (p timeSlice) Less(i, j int) bool {
return p[i].date.After(p[j].date)
}
 
// Define swap over an array
func (p timeSlice) Swap(i, j int) {
p[i], p[j] = p[j], p[i]
}
 
func (p timeSlice) Len() int {
return len(p)
}

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