/
stat.go
50 lines (41 loc) · 1.06 KB
/
stat.go
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package main
import (
"time"
)
type Stat struct {
answers []Answer
start time.Time
}
func NewStat() *Stat {
return &Stat{
answers: nil,
start: time.Now(),
}
}
func (s *Stat) getTotalTime() time.Time {
return time.Time{}.Add(time.Since(s.start))
}
func (s *Stat) AddAnswer(answer *Answer) {
s.answers = append(s.answers, *answer)
}
func (s *Stat) getCorrectAnswersCount() int {
result := 0
for _, a := range s.answers {
if a.example.Answer() == a.value {
result++
}
}
return result
}
func (s *Stat) PrintStartMessage(printer Printer) {
printer.Println("Начали решать %v", s.start.Format(time.DateTime))
}
func (s *Stat) PrintAllAnswers(printer Printer) {
for i, a := range s.answers {
printer.Println("%v) %v = %v %v", i+1, a.example.ExerciseString(), a.value, a.GetAnalysis())
}
}
func (s *Stat) PrintStatistics(printer Printer) {
printer.Println("Правильных ответов: %v из %v", s.getCorrectAnswersCount(), len(s.answers))
printer.Println("Затраченное время: %v", s.getTotalTime().Format("04:05"))
}