Create y2022 directory

Signed-off-by: milind-u <milind.upadhyay@gmail.com>
Change-Id: I3a57026587204e084276c7e338c397467f776a70
diff --git a/y2022/constants.cc b/y2022/constants.cc
new file mode 100644
index 0000000..98f6511
--- /dev/null
+++ b/y2022/constants.cc
@@ -0,0 +1,72 @@
+#include "y2022/constants.h"
+
+#include <cinttypes>
+#include <map>
+
+#if __has_feature(address_sanitizer)
+#include "sanitizer/lsan_interface.h"
+#endif
+
+#include "absl/base/call_once.h"
+#include "aos/mutex/mutex.h"
+#include "aos/network/team_number.h"
+#include "glog/logging.h"
+
+namespace y2022 {
+namespace constants {
+
+const int Values::kZeroingSampleSize;
+
+namespace {
+
+const uint16_t kCompTeamNumber = 971;
+const uint16_t kPracticeTeamNumber = 9971;
+const uint16_t kCodingRobotTeamNumber = 7971;
+
+const Values *DoGetValuesForTeam(uint16_t team) {
+  Values *const r = new Values();
+
+  switch (team) {
+    // A set of constants for tests.
+    case 1:
+      break;
+
+    case kCompTeamNumber:
+      break;
+
+    case kPracticeTeamNumber:
+      break;
+
+    case kCodingRobotTeamNumber:
+      break;
+
+    default:
+      LOG(FATAL) << "unknown team: " << team;
+  }
+
+  return r;
+}
+
+const Values *values = nullptr;
+
+void DoGetValues() {
+  uint16_t team = ::aos::network::GetTeamNumber();
+  LOG(INFO) << "creating a Constants for team: " << team;
+  values = DoGetValuesForTeam(team);
+}
+
+}  // namespace
+
+void InitValues() {
+  static absl::once_flag once;
+  absl::call_once(once, DoGetValues);
+}
+
+const Values &GetValues() {
+  CHECK(values)
+      << "Values are uninitialized. Call InitValues before accessing them.";
+  return *values;
+}
+
+}  // namespace constants
+}  // namespace y2022