using Mine2d.engine;
using Mine2d.game.core;
using Mine2d.game.frontend.inventory;

namespace Mine2d.game.frontend.renderer;

public class InventoryRenderer : IRenderer
{
    public void Render()
    {
        var ctx = Context.Get();
        var inventory = ctx.FrontendGameState.OpenInventory;
        if (inventory == InventoryKind.None) return;
        ctx.Renderer.SetColor(0, 0, 0, 200);
        ctx.Renderer.SetDrawBlendMode(SDL_BlendMode.SDL_BLENDMODE_BLEND);
        ctx.Renderer.DrawRect(0, 0, ctx.FrontendGameState.WindowWidth, ctx.FrontendGameState.WindowHeight);
        var inventoryRenderer = ctx.InventoryRegistry.GetInventory(inventory);
        inventoryRenderer.Render();
        var player = PlayerEntity.GetSelf();
        if (player.Inventory.Cursor != null)
        {
            var cursorPosition = ctx.FrontendGameState.CursorPosition;
            var itemTexture = player.Inventory.Cursor.GetTexture();
            var uiScale = ctx.FrontendGameState.Settings.UiScale;
            ctx.Renderer.DrawTexture(
                itemTexture,
                (int)(cursorPosition.X + 2),
                (int)(cursorPosition.Y + 2),
                16 * uiScale,
                16 * uiScale
            );
            ctx.Renderer.DrawText(
                "" + player.Inventory.Cursor.Count,
                (int)(cursorPosition.X + 2),
                (int)(cursorPosition.Y + (12 * uiScale))
            );
        }
    }
}