#include "opengl_panel.hpp"
#include "utils.hpp"

namespace sandbox
{
  cube::cube() 
  {
    hack::log()("create cube");

    const std::filesystem::path vsp { "/mnt/raid/projects/vertex_engine/bin/layers/opengl_panel/shaders/vertes.shader" };
    const std::filesystem::path fsp { "/mnt/raid/projects/vertex_engine/bin/layers/opengl_panel/shaders/frag.shader" };
    add_shader(GL_VERTEX_SHADER, vsp);
    add_shader(GL_FRAGMENT_SHADER, fsp);
    shader_program::link();

    m_vertices =  
    { 
     -0.1f,  0.0f,  0.7f,
      0.1f,  0.0f,  0.7f,
      0.1f,  0.0f, -0.7f,
     -0.1f,  0.0f, -0.7f,
      0.0f,  0.3f,  0.0f
    };

    m_indices = 
    {
      0, 1, 1, 4, 4, 0, 
      0, 3, 3, 4, 4, 2, 
      2, 1, 3, 2
    };

    buffer::link();
  }

  void cube::use() { shader_program::use(); }

  void cube::set_scale(float val) { set("scale", val); }

  void cube::set_position(glm::vec3 val) { set("position", val); }

  void cube::set_color(glm::vec4 val) { set("color", val); }

  void cube::render() { buffer::render(); }


  void opengl_panel::on_attach() 
  {
    hack::log()("on_attach");
  }

  void opengl_panel::on_detach()
  {
    hack::log()("on_attach");
  }

  void opengl_panel::render()
  {
    // glm::mat4 view = glm::lookAt(cameraPos, cameraPos + cameraFront, cameraUp);
    // glm::mat4 projection = glm::perspective(glm::radians(45.0f), 800.0f / 600.0f, 0.1f, 100.0f);

    cb_1.use();
    // unsigned int viewLoc = glGetUniformLocation(cb_1.get_id(), "view");
    // glUniformMatrix4fv(viewLoc, 1, GL_FALSE, glm::value_ptr(view));
    // unsigned int projLoc = glGetUniformLocation(cb_1.get_id(), "projection");
    // glUniformMatrix4fv(projLoc, 1, GL_FALSE, glm::value_ptr(projection));

    float r = std::sin(glfwGetTime());
    float g = std::cos(glfwGetTime());
    cb_1.set_color(glm::vec4{ 0.85f, 0.45f, 0.95f, 0.f }); // розовый
    cb_1.set_scale(1.0f + std::sin(glfwGetTime()) * 0.2f);
    cb_1.set_position(glm::vec3{ 0.f, 0.5, 0.f });
    cb_1.render();

    r = std::cos(glfwGetTime());
    g = std::sin(glfwGetTime());
    cb_2.use();

    // unsigned int viewLoc_1 = glGetUniformLocation(cb_2.get_id(), "view");
    // glUniformMatrix4fv(viewLoc_1, 1, GL_FALSE, glm::value_ptr(view));
    // unsigned int projLoc_1 = glGetUniformLocation(cb_2.get_id(), "projection");
    // glUniformMatrix4fv(projLoc_1, 1, GL_FALSE, glm::value_ptr(projection));

    cb_2.set_color(glm::vec4{ 0.66f, 0.66f, 0.66f, 0.f }); // серый/белый
    cb_2.set_scale(1.0f - std::cos(glfwGetTime()) * 0.2f);
    cb_2.set_position(glm::vec3{ r, g, 0.f });
    cb_2.render();
  }

  void opengl_panel::on_event(VE::event e)
  {
    // для событий от перефирии
    // if (e.m_type.type() == typeid(VE::event_type))
    // {
    //   auto t = std::any_cast<VE::event_type>(e.m_type);
    //   if (t != VE::event_type::MOUSE_CURSOR_POSITION)
    //     hack::log()((int)t);
    // }

    if (e.m_type.type() == typeid(test_event))
    {
      auto t = std::any_cast<test_event>(e.m_type);
      if (t == test_event::TEST_EVEN)
        hack::log()(std::any_cast<std::string>(e.m_data));
    }
  }
}