using System.Collections;
using System.Collections.Generic;
using System.Globalization;
using System.Security.Cryptography;
using System.Text;
using UnityEngine;

public class SettingsToHtml : MonoBehaviour
{

    const string FORM_GROUP_STYLE = "style=\"border: 2px solid black;border-radius: 5px;\"";


    public static string GetSettingsPage(List<Setting> settings)
    {
        return Decorate(GetSettingsString(settings));
    }

    public static string GetSettingsString(List<Setting> settings)
    {
        StringBuilder sb = new StringBuilder();

        sb.AppendLine("<h1>Настройки фишки</h1>");

        sb.AppendLine("<form action=\"/upd\" method=\"POST\" class=\"form-root\">");
        foreach (Setting setting in settings)
        {
            string view = string.Empty;

            if(setting.Type== SettingType.Bool)
            {
                view = GetBoolView(setting);
            }
            else if(setting.Type == SettingType.Float)
            {
                view = GetFloatView(setting);
            }
            else if(setting.Type == SettingType.String)
            {
                view = GetStringView(setting);
            }
            else
            {
                view = $"<p>{setting.Alias}: {setting.IntValue.ToString()}</p>";
            }
            sb.AppendLine(view);
        }
        sb.AppendLine("<input type=\"submit\">");
        sb.AppendLine("</form>");

        return sb.ToString();
    }



    private static string GetBoolView(Setting setting)
    {
        string name = setting.Id;
        string id = name + "ID";


        string res = string.Empty;
        res += $"<div class=\"form-group\" {FORM_GROUP_STYLE}>";
        res += $"<label for=\"{id}\">{setting.Alias}</label>";
        string ischecked = setting.BoolValue ? "checked" : "";
        res += $"<input type=\"checkbox\" name=\"{name}\" id=\"{id}\" {ischecked}>";
        res += "</div>";

        return res;
    }

    private static string GetFloatView(Setting setting)
    {
        string name = setting.Id;
        string id = name + "ID";
        string res = string.Empty;

        string min = setting.FloatMin.ToString(CultureInfo.InvariantCulture);
        string max = setting.FloatMax.ToString(CultureInfo.InvariantCulture);
        string value = setting.FloatValue.ToString(CultureInfo.InvariantCulture);
        string step = setting.FloatStep.ToString(CultureInfo.InvariantCulture);

        res += $"<div class=\"form-group\" {FORM_GROUP_STYLE}>";
        res += $"<label for=\"{id}\">{setting.Alias}</label>";
        res += $"<input id=\"{id}\" type=\"range\" min=\"{min}\" max=\"{max}\" value=\"{value}\" step=\"{step}\" name=\"{name}\">";
        res += "</div>";

        return res;

    }

    private static string GetStringView(Setting setting)
    {
        string res = string.Empty;

        res += $"<div class=\"form-group\" {FORM_GROUP_STYLE}>";
        res += $"<p>{setting.Alias}</p>";

        for (int i = 0; i < setting.AllowedValues.Count; i++)
        {
            string stringValue = setting.AllowedValues[i];

            string name = setting.Id;
            string id = name + "ID";


            bool isChecked = setting.StringValue == stringValue;
            string Checked = isChecked ? "checked" : "";



            res += "<div>";

            res += $"<label for=\"ID\">{stringValue}</label>";
            res += $"<input type=\"radio\" id=\"{id}\" name=\"{name}\" value=\"{stringValue}\" {Checked}>";


            res += "</div>";


        }



        res += "</div>";




        return res;
    }

    private static string GetIntView(Setting setting)
    {

        return string.Empty;
    }

    private static string Decorate(string content)
    {
        string res = "<!DOCTYPE html>" 
                + "<html lang=\"ru\">" 
                + "<head>" 
                + "<meta charset=\"utf-8\">"
                + "<link rel=\"stylesheet\" href=\"style.css\">"
                + "<title>Настройки Фишки</title>" 
                + "</head>" 
                + "<body>";

        res += content;

        res += "</body>" +
            "</html>";

        return res;
    }

    
}