class ShaderComponentRender {
    Entity entity;
    ShaderComponent shaderComponent;
    ShaderComponentRender(Entity _entity) {
        entity = _entity;
        shaderComponent = entity.getShaderComponent();
    }

    void setShader(any@ shader_data) {
        string shader;
        shader_data.retrieve(shader);

        shaderComponent.shader = Resource::loadShader(shader);
    }

    void setTexture(any@ texture_data) {
        TextureResource texture;
        texture_data.retrieve(texture);
        Engine::print(texture.name);

        shaderComponent.texture = texture;
        Engine::print(shaderComponent.texture.name);
    }

    void render() {
        if (!entity.hasShaderComponent())
            return;

        if (shaderComponent.hasShader) {
            UI::drawIcon("shader.png", 32);
        } else {
            UI::drawIcon("empty.png", 32);
        }
        UI::dragDropTarget("SHADER", AnyCallback(this.setShader));

        if (shaderComponent.hasShader) {
            UI::sameline();
            UI::space();
            UI::sameline();

            UI::titleCenterY(shaderComponent.shader.name, 32);
            UI::dragDropTarget("SHADER", AnyCallback(this.setShader));
        }

        UI::space();

        if (shaderComponent.texture.isValid()) {
            UI::drawIcon(shaderComponent.texture, 32);
        } else {
            UI::drawIcon("empty.png", 32);
        }
        UI::dragDropTarget("TEXTURE", AnyCallback(this.setTexture));

        if (shaderComponent.texture.isValid()) {
            UI::sameline();
            UI::space();
            UI::sameline();

            UI::titleCenterY(shaderComponent.texture.name, 32);
            UI::dragDropTarget("TEXTURE", AnyCallback(this.setTexture));
        }
        UI::space(20, 20);

        if (UI::button("Clear")) {
            shaderComponent.clear();
        }
    } 

    void remove() {
        if (UI::menuItem("Remove")) {
            entity.removeShaderComponent();
        }
    }

}