using System;
using System.Collections.Generic;
using System.ComponentModel.Design;
using System.Linq;
using System.Text;
using System.Threading.Channels;
using System.Threading.Tasks;

namespace TvSteuerung
{
    internal class TV
    {
        private bool switchedOn;
        private int volume;
        private string? channel;
        
        //*set-volumen**
        public void SetVolume(int volumen)
        { this.volume = volumen; }
        public string GetVolume()
        {
            if (volume == 0) { return "ton aus"; }
            else if (volume > 1 && volume <= 9) { return "1%"; }
            else if (volume > 9 && volume <= 19) { return "10%"; }
            else if (volume > 19 && volume <= 29) { return "20%"; }
            else if (volume > 29 && volume <= 39) { return "30%"; }
            else if (volume > 39 && volume <= 49) { return "40%"; }
            else if (volume > 49 && volume <= 59) { return "50%"; }
            else if (volume > 59 && volume <= 69) { return "60%"; }
            else if (volume > 69 && volume <= 79) { return "70%"; }
            else if (volume > 79 && volume <= 89) { return "80%"; }
            else if (volume > 89 && volume <= 99) { return "90%"; }
            else return "100%";
        }
        //**volum-raise/-lower**
        public void SetRaiseVolume(string volumen)
        {
            if (volumen == "+" && volume <=90 ) { volume += 10; } 
        }
        public void SetLowerVolume(string volumen)
        { 
            if (volumen == "-" ) { volume -= 10; }
        }
       //**power-on/-off**
        public void SetSwitchedOn(string switchedOn)
        {
            if (switchedOn == "an") { this.switchedOn = true; }
            else this.switchedOn = false;
        }
        public string GetSwitchedOn()
        {
            if (switchedOn == true) { return "an"; }
            else return "aus";
        }
        //**channel-surfing**
        public void SetChannel(string channel)
        { this.channel = channel; }
        public string GetChannel()
        {
            if (channel == "1") { return "Das Erste"; }
            else if (channel == "2") { return "Das Zweite"; }
            else if (channel == "3") { return "Das Dritte"; }
            else if (channel == "4") { return "rtl"; }
            else if (channel == "5") { return "sat1"; }
            else if (channel == "6") { return "rtl2"; }
            else if (channel == "7") { return "ProSieben"; }
            else return "tv wird ausgeschaltet läuft sowieso nichts gutes.";
        }
        //**info-printing**
        public void GetInfostatus()
        {
            Console.WriteLine($"Fernseher: {GetSwitchedOn()}");
        }
        public void GetInfoChannel()
        {
            Console.WriteLine($"Channel: {GetChannel()}");
        }
        public void GetInfoVolum()
        {
            Console.WriteLine($"Lautstärke {GetVolume()}");       
        }
    }
}