package astro

import (
	"b612.me/astro/star"
	"b612.me/astro/sun"
	"b612.me/astro/tools"
	"fmt"
	"time"
)

func BasicSun(date time.Time, format uint8) {
	fmt.Printf("时间: %s\n", date.Format("2006-01-02 15:04:05"))
	ra, dec := sun.ApparentRaDec(date)
	lo := sun.ApparentLo(date)
	eo := sun.EclipticObliquity(date, true)
	fmt.Println("太阳")
	fmt.Println("------------------------")
	switch format {
	case 0:
		fmt.Printf("视赤经: %f\n", ra)
		fmt.Printf("视赤纬: %f\n", dec)
		fmt.Printf("视黄经: %f\n", lo)
		fmt.Printf("黄赤交角: %f\n", eo)
	case 1:
		fra := tools.Format(ra/15, 1)
		fdec := tools.Format(dec, 0)
		flo := tools.Format(lo, 0)
		feo := tools.Format(eo, 0)
		fmt.Printf("视赤经: %s\n", fra)
		fmt.Printf("视赤纬: %s\n", fdec)
		fmt.Printf("视黄经: %s\n", flo)
		fmt.Printf("黄赤交角: %s\n", feo)
	}
	cst := star.Constellation(ra, dec, date)
	fmt.Printf("星座: %s\n", cst)
}

func SunDetail(date time.Time, lon, lat, height float64, format uint8) {
	rise, err := sun.RiseTime(date, lon, lat, height, true)
	if err != nil {
		fmt.Println(err)
	}
	set, err := sun.DownTime(date, lon, lat, height, true)
	if err != nil {
		fmt.Println(err)
	}
	morning, err := sun.MorningTwilight(date, lon, lat, -6)
	if err != nil {
		fmt.Println(err)
	}
	evening, err := sun.EveningTwilight(date, lon, lat, -6)
	if err != nil {
		fmt.Println(err)

	}
	fmt.Printf("晨朦影: %s\n", morning.Format("2006-01-02 15:04:05"))
	fmt.Printf("升起: %s\n", rise.Format("2006-01-02 15:04:05"))
	fmt.Printf("落下: %s\n", set.Format("2006-01-02 15:04:05"))
	fmt.Printf("昏朦影: %s\n", evening.Format("2006-01-02 15:04:05"))
	az := sun.Azimuth(date, lon, lat)
	alt := sun.Zenith(date, lon, lat)
	ta := sun.HourAngle(date, lon, lat)
	switch format {
	case 0:
		fmt.Printf("方位角: %f\n", az)
		fmt.Printf("高度角: %f\n", alt)
		fmt.Printf("时角: %f\n", ta)
	case 1:
		faz := tools.Format(az, 0)
		falt := tools.Format(alt, 0)
		fta := tools.Format(ta/15, 1)
		fmt.Printf("方位角: %s\n", faz)
		fmt.Printf("高度角: %s\n", falt)
		fmt.Printf("时角: %s\n", fta)
	}
}