using System;
using System.Collections;
using System.Collections.Generic;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

public class TimeController : MonoBehaviour
{
    public TMP_Text TODIndicator;
    public Slider TODSlider;
    [HideInInspector]
    public GameObject sun;
    [HideInInspector]
    public Light sunLight;

    [Range(0, 24)]
    public float timeOfDay = 12;

    public float secondsPerMinute = 60;
    [HideInInspector]
    public float secondsPerHour;
    [HideInInspector]
    public float secondsPerDay;

    // Realistic - 1
    // Normal - 2400
    public float timeMultiplier = 2400;

    public static string PublicFormattedTimeOfDay = "00:00";

    [ShowOnly]
    public string StringTimeOfDay = "00:00";
    public static bool MilitaryTime = false;
    public float MinutesBy = 60;

    void Start()
    {
        sun = gameObject;
        sunLight = gameObject.GetComponent<Light>();

        secondsPerHour = secondsPerMinute * 60;
        secondsPerDay = secondsPerHour * 24;
    }

    // Update is called once per frame
    void Update()
    {
        SunUpdate();

        timeOfDay += (Time.deltaTime / secondsPerDay) * timeMultiplier;
        StringTimeOfDay = FormatTime(timeOfDay, MilitaryTime);
        PublicFormattedTimeOfDay = StringTimeOfDay;

        if (timeOfDay >= 24)
            timeOfDay = 0;


        if (TODIndicator)
            TODIndicator.text = StringTimeOfDay;
        if (TODSlider)
        {
            TODSlider.onValueChanged.RemoveAllListeners();
            TODSlider.onValueChanged.AddListener(delegate { UpdateTime(TODSlider.value); });
        }
    }

    public void UpdateTime(Single ResultTime)
    {
        if (TODSlider)
            timeOfDay = ResultTime;
    }
    public string FormatTime(float TimeOfDay, bool military = true)
    {
        TimeSpan timeSpan = TimeSpan.FromHours(TimeOfDay);
        string hours = timeSpan.Hours.ToString();
        string minutes = timeSpan.Minutes.ToString();

        if (minutes == "0")
            minutes += "0";
        if (timeSpan.Minutes <= 9)
            minutes = "0" + timeSpan.Minutes;
        if (timeSpan.Hours < 10 && military)
        {
            if (hours == "0")
                hours += "0";
            else
                hours = "0" + hours;
        }
        if (!military)
        {
            var IntHours = int.Parse(hours);

            if (IntHours <= 12)
            {
                if (hours == "0")
                    hours = "12";

                minutes += " AM";
            }
            else
            {
                minutes += " PM";
                hours = (IntHours - 12).ToString();
            }
        };

        var output = String.Format("{0}:{1}", hours, minutes);
        return output;
    }
    public void SunUpdate()
    {
        if (TODSlider)
            TODSlider.value = timeOfDay;
        sun.transform.localRotation = Quaternion.Euler(((timeOfDay / 24) * 360f) - 90, 90, 0);
    }
}