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#include <grpc/census.h>
#include "src/core/ext/census/base_resources.h"
#include "src/core/ext/census/resource.h"

static int features_enabled = CENSUS_FEATURE_NONE;

int census_initialize(int features) {
  if (features_enabled != CENSUS_FEATURE_NONE) {
    // Must have been a previous call to census_initialize; return error
    return -1;
  }
  features_enabled = features & CENSUS_FEATURE_ALL;
  if (features & CENSUS_FEATURE_STATS) {
    initialize_resources();
    define_base_resources();
  }

  return features_enabled;
}

void census_shutdown(void) {
  if (features_enabled & CENSUS_FEATURE_STATS) {
    shutdown_resources();
  }
  features_enabled = CENSUS_FEATURE_NONE;
}

int census_supported(void) {
  /* TODO(aveitch): improve this as we implement features... */
  return CENSUS_FEATURE_NONE;
}

int census_enabled(void) { return features_enabled; }