meal.go

package main

import (
	"fmt"
	"log"
	"net/http"
	"strings"
	"time"

	"github.com/JedBeom/wbot/model"

	sm "github.com/JedBeom/schoolmeal"
)

var (
	meals []sm.Meal
)

// 급식을 불러옴
func getMeals() {

	school := sm.School{
		Code: "Q100005451",
		Kind: sm.Middle,
		Zone: sm.Jeonnam,
	}

	now := time.Now()

	// 토요일일 경우 다음주 급식
	if now.Weekday() == time.Saturday {
		now = now.AddDate(0, 0, 1)
	}

	// 점심대의 급식을 가져온다
	todayMeals, err := school.GetWeekMeal(sm.Timestamp(now), sm.Lunch)
	if err != nil {
		log.Println(err)
		return
	}

	meals = todayMeals

}

// 급식 스킬
func SkillMeal(w http.ResponseWriter, r *http.Request) {
	history, ok := r.Context().Value("history").(model.History)
	if !ok {
		w.WriteHeader(400)
		return
	}

	// 급식 스킬인데 요일이 없다면
	if history.Params["weekday"] == "" {
		log.Println("No weekday in payload")
		w.WriteHeader(400)
		return
	}

	var simpleText string
	var weekdayCode int

	// 한글에 따라 index 번호 정하기
	switch history.Params["weekday"] {

	case "월요일":
		weekdayCode = 1
	case "화요일":
		weekdayCode = 2
	case "수요일":
		weekdayCode = 3
	case "목요일":
		weekdayCode = 4
	case "금요일":
		weekdayCode = 5
	case "토요일":
		weekdayCode = 6
	case "일요일":
		weekdayCode = 0

	case "어제":
		weekdayCode = int(time.Now().Weekday() - 1)
	case "오늘":
		weekdayCode = int(time.Now().Weekday())
	case "내일":
		weekdayCode = int(time.Now().Weekday() + 1)
	case "모레":
		weekdayCode = int(time.Now().Weekday() + 2)

	default:
		simpleText = "무슨 말인지 모르겠어요."
	}

	if weekdayCode > 6 {
		weekdayCode -= 7
	}

	if weekdayCode == 0 || weekdayCode == 6 {
		simpleText = "토요일과 일요일 급식은 없어요."
	}

	var meal sm.Meal
	// 뭐? 받아온 급식이 없어?
	if len(meals) != 0 {
		meal = meals[weekdayCode]
	} else {
		simpleText = "급식을 가져올 수 없어요."
	}

	var isNoContent bool
	// 위에서 문제가 없었다면
	if simpleText == "" {
		var content string
		if meal.Content != "" {
			// \n을 \\n으로 치환
			content = strings.Replace(meal.Content, "\n", "\\n", -1)
		} else {
			content = "급식 정보가 없어요."
			isNoContent = true
		}
		simpleText = "🍔 " + meal.Date + "\\n\\n" + content
	}

	format := `{"version":"2.0","template":{"outputs":[{"simpleText":{"text":"%s"}}],"quickReplies":[%%s{"label":"월요일","action":"message"},{"label":"화요일","action":"message"},{"label":"수요일","action":"message"},{"label":"목요일","action":"message"},{"label":"금요일","action":"message"}]}}`
	output := fmt.Sprintf(format, simpleText)

	// 급식이 없다면 일정 quickReply
	if isNoContent {
		output = fmt.Sprintf(output, `{"label":"📅 일정", "action":"block", "blockId":"5c2e17ea5f38dd44d86a2035"},`)
	} else {
		output = fmt.Sprintf(output, "")
	}

	// blockId: 5c28aa155f38dd44d86a0f85

	writeOK(w, output)
}