#include <evol/evol.h>
#include <evol/common/ev_log.h>
#include <assert.h>

#define NAMESPACE_MODULE evmod_glfw
#include <evol/meta/namespace_import.h>

#define TYPE_MODULE evmod_glfw
#include <evol/meta/type_import.h>

#define TYPE_MODULE evmod_ecs
#include <evol/meta/type_import.h>

#define NAMESPACE_MODULE evmod_ecs
#include <evol/meta/namespace_import.h>

#define IMPORT_NAMESPACES do {               \
    IMPORT_NAMESPACE(ECS, ecs_module);   \
    IMPORT_NAMESPACE(Window, window_module); \
  } while (0)

typedef struct Cmp1 {
  I32 dummy_i32;
} Component1;

typedef struct Cmp2 {
  I16 dummy_i16;
  F32 dummy_f32;
} Component2;

int cmp12(ECSQuery query)
{
  Component1 *cmp1 = ECS->getQueryColumn(query, sizeof(Component1), 1);
  Component2 *cmp2 = ECS->getQueryColumn(query, sizeof(Component2), 2);
  U32 count = ECS->getQueryMatchCount(query);

  for(int i = 1; i <= count; ++i) {
    ev_log_trace("Iteration #%d, cmp1: {%d}", i, cmp1[i-1].dummy_i32);
  }
}

int main(int argc, char **argv) 
{
  evolengine_t *engine = evol_create();
  evol_parse_args(engine, argc, argv);
  evol_init(engine);

  evolmodule_t window_module = evol_loadmodule("window"); DEBUG_ASSERT(window_module);
  evolmodule_t ecs_module = evol_loadmodule("ecs");   DEBUG_ASSERT(ecs_module);

  IMPORT_NAMESPACES;

  ECS->newScene();

  ECSEntityID ent1 = ECS->createEntity();
  ECSEntityID ent2 = ECS->createEntity();

  ECSComponentID Cmp1_ID = ECS->registerComponent("Component1", sizeof(Component1), EV_ALIGNOF(Component1));
  ECSComponentID Cmp2_ID = ECS->registerComponent("Component2", sizeof(Component2), EV_ALIGNOF(Component2));

  Component1 c11 = { 555 };
  Component2 c2 = { 123, 456.789 };
  Component1 c12 = { 444 };

  ECS->addComponent(ent1, Cmp1_ID, sizeof(Component1), &c11);
  ECS->addComponent(ent1, Cmp2_ID, sizeof(Component2), &c2);

  ECS->addComponent(ent2, Cmp1_ID, sizeof(Component1), &c12);
  ECS->addComponent(ent2, Cmp2_ID, sizeof(Component2), &c2);

  ECS->registerSystem("Component1, Component2", EV_ECS_PIPELINE_STAGE_UPDATE, cmp12, "cmp12");

  bool result = 0;
  while(true) {
    result |= Window->update(0.0); 
    result |= ECS->update(0.0);

    if(result) break;
  }

  evol_unloadmodule(ecs_module);
  evol_unloadmodule(window_module);
  evol_deinit(engine);
  evol_destroy(engine);
  return 0;
}