伝助データジェネレーター

densuke.go

package main

import (
	"fmt"
	"log"
	"time"
)

var (
	dateStart = "2016-05-02"
	dateEnd   = "2016-07-01"
	layout    = "2006-01-02"
	kanjiMap  = map[time.Weekday]string{
		time.Saturday: "土",
		time.Sunday:   "日",
	}
	times = []string{
		"午前",
		"午後",
	}
)

type timeSpan struct {
	start, end time.Time
}

func parseTime(s string, t *time.Time) {
	var err error
	*t, err = time.Parse(layout, s)
	if err != nil {
		log.Fatal(err)
	}
}

func main() {
	span := timeSpan{}
	parseTime(dateStart, &span.start)
	parseTime(dateEnd, &span.end)

	for d := span.start; d.Before(span.end); d = d.AddDate(0, 0, 1) {
		w := d.Weekday()
		kanji, ok := kanjiMap[w]
		if !ok {
			continue
		}
		s := d.Format("2006/01/02")
		p := fmt.Sprintf("%s (%s)", s, kanji)
		for _, t := range times {
			fmt.Printf("%s %s\n", p, t)
		}
	}
}