@using Sandbox;
@using Sandbox.UI;
@using System.Linq;
@inherits PanelComponent

<root>
    <div class="bg">
        <!-- Blob 1: Cyan - 5 children (рухливі клякси) -->
        <div class="blob-group b1">
            <div class="c c1a"></div>
            <div class="c c1b"></div>
            <div class="c c1c"></div>
            <div class="c c1d"></div>
            <div class="c c1e"></div>
        </div>

        <!-- Blob 2: Purple - 4 children (рухливі клякси) -->
        <div class="blob-group b2">
            <div class="c c2a"></div>
            <div class="c c2b"></div>
            <div class="c c2c"></div>
            <div class="c c2d"></div>
        </div>

        <!-- Blob 3: Green - 3 children (рухливі клякси) -->
        <div class="blob-group b3">
            <div class="c c3a"></div>
            <div class="c c3b"></div>
            <div class="c c3c"></div>
        </div>

        <!-- Blob 4: Pink - 4 children (рухливі клякси) -->
        <div class="blob-group b4">
            <div class="c c4a"></div>
            <div class="c c4b"></div>
            <div class="c c4c"></div>
            <div class="c c4d"></div>
        </div>

        <!-- Blob 5: Deep Blue - 2 children (рухливі клякси) -->
        <div class="blob-group b5">
            <div class="c c5a"></div>
            <div class="c c5b"></div>
        </div>

        <div class="noise"></div>
    </div>

    <div class="layout">
        <div class="left-panel">
            <div class="logo">PAINT<span>SLIME</span></div>
            <div class="tagline">3v3 Multiplayer Paint Arena</div>
        </div>
        <div class="right-panel">
            <div class="btn btn-multi" onclick=@ShowMultiplayer>Multiplayer</div>
            <div class="btn btn-exit" onclick=@QuitGame>Quit</div>
        </div>
    </div>

    <!-- Matchmaking / Lobby Overlay -->
    @if ( Matchmaking.IsValid() && Matchmaking.IsSearching )
    {
        <div class="lobby-overlay">
            <div class="lobby-card">
                <div class="spinner-container">
                    <div class="spinner-ring"></div>
                    <div class="spinner-core"></div>
                </div>
                <h2>MATCHMAKING</h2>
                <div class="status-msg">@Matchmaking.StatusMessage</div>
                
                <div class="player-slots">
                    @for ( int i = 0; i < Matchmaking.RequiredPlayers; i++ )
                    {
                        var slotActive = i < Matchmaking.ConnectedPlayers;
                        var slotReady = i < Matchmaking.ReadyPlayers.Count;
                        <div class="slot @(slotActive ? "active" : "") @(slotReady ? "ready" : "")">
                            <div class="slot-dot"></div>
                        </div>
                    }
                </div>

                <div class="lobby-actions">
                    @{
                        bool isLobbyFull = Matchmaking.ConnectedPlayers >= Matchmaking.RequiredPlayers;
                        bool amIReady = Connection.Local != null && Matchmaking.ReadyPlayers.Contains( Connection.Local.Id );
                    }

                    <div class="btn-lobby btn-ready @(isLobbyFull ? "active" : "disabled") @(amIReady ? "is-ready" : "")" onclick=@ToggleReadyStatus>
                        @(amIReady ? "READY!" : "START")
                    </div>
                    <div class="btn-lobby btn-cancel" onclick=@CancelSearch>Cancel</div>
                </div>
            </div>
        </div>
    }
</root>

@code {
    [Property] public MatchmakingManager Matchmaking { get; set; }

    protected override void OnStart()
    {
        // Шукаємо компонент на сцені, якщо не призначено вручну
        if ( !Matchmaking.IsValid() )
        {
            Matchmaking = Scene.GetAllComponents<MatchmakingManager>().FirstOrDefault();
        }

        // Автоматично створюємо MatchmakingManager, якщо його немає на сцені,
        // щоб пошук працював одразу «з коробки» без додаткових ручних налаштувань
        if ( !Matchmaking.IsValid() )
        {
            Matchmaking = GameObject.Components.Create<MatchmakingManager>();
        }
    }



    void ShowMultiplayer() 
    { 
        if ( Matchmaking.IsValid() )
        {
            Matchmaking.StartMatchmaking();
        }
        else
        {
            Log.Error( "MatchmakingManager not found in the scene! Try adding it manually." );
        }
    }

    void CancelSearch()
    {
        if ( Matchmaking.IsValid() )
        {
            Matchmaking.CancelMatchmaking();
        }
    }

    void ToggleReadyStatus()
    {
        if ( !Matchmaking.IsValid() || Matchmaking.ConnectedPlayers < Matchmaking.RequiredPlayers ) return;
        if ( Connection.Local == null ) return;
        
        Matchmaking.ToggleReady( Connection.Local.Id );
    }

    void QuitGame() { Game.Close(); }

    protected override int BuildHash()
    {
        var isSearching = Matchmaking.IsValid() && Matchmaking.IsSearching;
        var players = Matchmaking.IsValid() ? Matchmaking.ConnectedPlayers : 0;
        var ready = Matchmaking.IsValid() ? Matchmaking.ReadyPlayers.Count : 0;
        var msg = Matchmaking.IsValid() ? Matchmaking.StatusMessage : "";
        var isHost = Sandbox.Networking.IsHost;
        return System.HashCode.Combine( isSearching, players, msg, isHost, ready );
    }
}