using System.Collections.Generic;
using System.Collections.Concurrent;
using System;

namespace Sledgemapper.Shared.Entities
{
    public class MapEntityAddedEventArgs : EventArgs
    {
        public BaseMapEntity MapEntity { get; private set; }
        public MapEntityAddedEventArgs(BaseMapEntity mapEntity) => MapEntity = mapEntity;
    }

    public class MapEntityDeletedEventArgs : EventArgs
    {
        public BaseMapEntity MapEntity { get; private set; }
        public MapEntityDeletedEventArgs(BaseMapEntity mapEntity) => MapEntity = mapEntity;
    }

public class Map:Session
{
    
}

    public class Session
    {
        public event EventHandler<MapEntityAddedEventArgs> MapEntityAdded;
        public event EventHandler<MapEntityDeletedEventArgs> MapEntityDeleted;

        public Session()
        {
            Map = new ConcurrentDictionary<string, Tile>();
            Overlays = new ConcurrentDictionary<string, Overlay>();
            Walls = new ConcurrentDictionary<string, Wall>();
            Notes = new ConcurrentDictionary<string, Note>();
            Lines = new ConcurrentDictionary<string, Line>();
            Rooms = new ConcurrentDictionary<string, Room>();
            Players = new List<Player>();
            Colors = new List<string>();
            Pings = new ConcurrentDictionary<Guid, Ping>();
        }

        public ConcurrentDictionary<string, Tile> Map { get; set; }
        public ConcurrentDictionary<string, Wall> Walls { get; set; }
        public ConcurrentDictionary<string, Overlay> Overlays { get; set; }
        public ConcurrentDictionary<string, Note> Notes { get; set; }
        public bool IsValid { get; set; }
        public List<Player> Players { get; set; }
        public ConcurrentDictionary<Guid, Ping> Pings { get; set; }
    public List<string> Colors { get; set; }
    public string SessionName { get; set; }
    public Guid SessionId { get; set; }
    public ConcurrentDictionary<string, Line> Lines { get; set; }
    public ConcurrentDictionary<string, Room> Rooms { get; set; }

    public void NewTile(Tile selectedTile, string tileId)
    {
        if (selectedTile is null || string.IsNullOrWhiteSpace(tileId))
        {
            return;
        }

        var tileExist = Map.TryGetValue(selectedTile.ToString(), out var tile);
        var newTile = new Tile { X = selectedTile.X, Y = selectedTile.Y, ID = tileId };
        if (tileExist)
        {
            Map.TryRemove(tile.ToString(), out var _);
            if (tile.ID == tileId)
            {
                newTile.Rotation = (tile.Rotation + 1) % 4;
            }
        }

        Map.TryAdd(newTile.ToString(), newTile);
        OnRaiseMapEntityAddedEvent(new MapEntityAddedEventArgs(newTile));
    }

    public void NewOverlay(Overlay selectedOverlay, string overlayId)
    {
        if (selectedOverlay is null || string.IsNullOrWhiteSpace(overlayId))
        {
            return;
        }
        var overlayExist = Overlays.TryGetValue(selectedOverlay.ToString(), out var overlay);
        var newOverlay = new Overlay { X = selectedOverlay.X, Y = selectedOverlay.Y, ID = overlayId, Intersection = selectedOverlay.Intersection };
        if (overlayExist)
        {
            Overlays.TryRemove(overlay.ToString(), out var _);
            if (overlay.ID == overlayId)
            {
                newOverlay.Rotation = (overlay.Rotation + 1) % 4;
            }
        }

        Overlays.TryAdd(newOverlay.ToString(), newOverlay);
        OnRaiseMapEntityAddedEvent(new MapEntityAddedEventArgs(newOverlay));
    }

    public void NewWall(Wall selectedWall, string wallId)
    {
        if (selectedWall is null || string.IsNullOrWhiteSpace(wallId))
        {
            return;
        }
        var tileExist = Walls.TryGetValue(selectedWall.ToString(), out var wall);
        var newWall = new Wall { X = selectedWall.X, Y = selectedWall.Y, ID = wallId, Rotation = selectedWall.Rotation };
        if (tileExist)
        {
            Walls.TryRemove(wall.ToString(), out var _);
        }

        Walls.TryAdd(newWall.ToString(), newWall);
        OnRaiseMapEntityAddedEvent(new MapEntityAddedEventArgs(newWall));
    }

    public void NewNote(Note selectedNote)
    {
        if (selectedNote is null)
        {
            return;
        }
        var noteExists = Notes.TryGetValue(selectedNote.ToString(), out var note);
        var newNote = new Note { X = selectedNote.X, Y = selectedNote.Y, Text = selectedNote.Text };
        if (noteExists)
        {
            Walls.TryRemove(note.ToString(), out var _);
        }

        Notes.TryAdd(newNote.ToString(), newNote);
        OnRaiseMapEntityAddedEvent(new MapEntityAddedEventArgs(newNote));
    }

    public void DeleteWall(Wall wall)
    {
        if (wall is null)
        {
            return;
        }
        var removed = Walls.TryRemove(wall.ToString(), out var _);
        if (removed)
        {
            OnRaiseMapEntityDeletedEvent(new MapEntityDeletedEventArgs(wall));
        }
    }

    public void DeleteNote(Note note)
    {
        if (note is null)
        {
            return;
        }
        var removed = Notes.TryRemove(note.ToString(), out var _);
        if (removed)
        {
            OnRaiseMapEntityDeletedEvent(new MapEntityDeletedEventArgs(note));
        }
    }

    public void DeleteOverlay(Overlay overlay)
    {
        if (overlay is null)
        {
            return;
        }
        var removed = Overlays.TryRemove(overlay.ToString(), out var _);
        if (removed)
        {
            OnRaiseMapEntityDeletedEvent(new MapEntityDeletedEventArgs(overlay));
        }
    }

    public void DeleteTile(Tile tile)
    {
        if (tile is null)
        {
            return;
        }
        var removed = Map.TryRemove(tile.ToString(), out var _);
        if (removed)
        {
            OnRaiseMapEntityDeletedEvent(new MapEntityDeletedEventArgs(tile));
        }
    }

    protected virtual void OnRaiseMapEntityAddedEvent(MapEntityAddedEventArgs e)
    {
        MapEntityAdded?.Invoke(this, e);
    }

    protected virtual void OnRaiseMapEntityDeletedEvent(MapEntityDeletedEventArgs e)
    {
        MapEntityDeleted?.Invoke(this, e);
    }

    public void NewLine(Line line)
    {
        if (line is null)
        {
            return;
        }

        var lineExist = Lines.TryGetValue(line.ToString(), out var tile);
        var newLine = new Line { Start = line.Start, End = line.End, Width = line.Width };
        if (lineExist)
        {
            Lines.TryRemove(line.ToString(), out var _);
        }

        Lines.TryAdd(newLine.ToString(), newLine);

        //TODO fix this
        OnRaiseMapEntityAddedEvent(new MapEntityAddedEventArgs(newLine));
    }

    public void NewRoom(Room line)
    {
        if (line is null)
        {
            return;
        }

        var lineExist = Rooms.TryGetValue(line.ToString(), out var tile);
        var newLine = new Room { Start = line.Start, End = line.End, Delete = line.Delete };
        if (lineExist)
        {
            Rooms.TryRemove(line.ToString(), out var _);
        }

        Rooms.TryAdd(newLine.ToString(), newLine);

        //TODO fix this
        OnRaiseMapEntityAddedEvent(new MapEntityAddedEventArgs(newLine));
    }
}
}