using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Input.Touch;
using Penguloon.Scenes;
using System;

namespace Penguloon.Controls
{
    public class MessageBox : ControlBase
    {
        public IngameOptionsState State { get; set; } = IngameOptionsState.Hide;

        public DateTime ShowTime { get; set; }

        public Button BtnYes { get; set; }
        public Button BtnNo { get; set; }

        public event EventHandler OnYes;
        public event EventHandler OnNo;

        public string[] Lines { get; set; }

        public MessageBox(SceneBase parentScene, Vector2 position, Vector2 size, string text) : base(parentScene, position, size)
        {
            this.DrawText = false;
            this.BackgroundIdle = ContentManager.GetTexture("UI/msgBoxBackground");
            this.BackgroundPressed = ContentManager.GetTexture("UI/msgBoxBackground");
            this.BackgroundDisabled = ContentManager.GetTexture("UI/msgBoxBackground");

            this.Text = text;
            this.Font = ContentManager.GetFont("Fonts/GWENT/52");
            this.ForeColor = Color.Gray;
            this.BorderColor = Color.Gray;
            this.BorderWidth = 0;
            this.TextAllignment = TextAllignment.CenterTop;
            this.PaddingTop = 35;

            Vector2 BtnSize = new Vector2((Size.X - 135) / 2, StaticUIValues.IngameUIPlayButtonHeight);

            BtnYes = new Button(parentScene,
            new Vector2(position.X + 45, Position.Y + Size.Y - BtnSize.Y - 45),
            BtnSize, parentScene.Main.Resources.GetString(Resource.String.IngameYes));

            BtnNo = new Button(parentScene,
            new Vector2(position.X + Size.X - BtnSize.X - 45, Position.Y + Size.Y - BtnSize.Y - 45),
            BtnSize, parentScene.Main.Resources.GetString(Resource.String.IngameNo));

            OnMissClick += IngameOptions_OnMissClick;

            BtnYes.OnClick += delegate { OnYes?.Invoke(this, EventArgs.Empty); this.State = IngameOptionsState.Hide; };
            BtnNo.OnClick += delegate { OnNo?.Invoke(this, EventArgs.Empty); this.State = IngameOptionsState.Hide; };

            int charsPerLine = 25;

            int lines = (int)Math.Ceiling((double)text.Length / charsPerLine);
            Lines = new string[lines];

            for (int i = 0; i < lines; i++)
            {
                if (i == lines - 1)
                {
                    Lines[i] = Text.Substring(i * charsPerLine);
                }
                else
                {
                    Lines[i] = Text.Substring(i * charsPerLine, charsPerLine);
                }
            }
        }

        private void IngameOptions_OnMissClick(object sender, System.EventArgs e)
        {
            if ((DateTime.Now - ShowTime).TotalMilliseconds > 200)
            {
                State = IngameOptionsState.Hide;
            }
        }

        public override void Draw(float deltaTime)
        {
            if (State == IngameOptionsState.Hide) return;

            base.Draw(deltaTime);

            BtnYes.Draw(deltaTime);
            BtnNo.Draw(deltaTime);

            if (Font == null) return;
            if (string.IsNullOrWhiteSpace(Text)) return;

            for (int i = 0; i < Lines.Length; i++)
            {
                ParentScene.DrawText(Font, Lines[i], new Vector2(Position.X + PaddingTop, Position.Y + PaddingTop + ((Font.MeasureString(Lines[i]).Y + 5) * i)),
                    new Vector2(), TextAllignment.LeftTop, ForeColor, BorderColor, BorderWidth);
            }
        }

        public override void Update(float deltaTime, TouchLocation[] touchLocations)
        {
            if (State == IngameOptionsState.Hide) return;

            base.Update(deltaTime, touchLocations);

            BtnYes.Update(deltaTime, touchLocations);
            BtnNo.Update(deltaTime, touchLocations);
        }
    }
}