Add y2024 folder

2023 bot specific code was removed.

Signed-off-by: Nathan Leong <100028864@mvla.net>
Change-Id: I88fc4a4b5e6bc883ea327cc306efa4e20035908b
diff --git a/y2024/autonomous/autonomous_actor.cc b/y2024/autonomous/autonomous_actor.cc
new file mode 100644
index 0000000..fd42a56
--- /dev/null
+++ b/y2024/autonomous/autonomous_actor.cc
@@ -0,0 +1,196 @@
+#include "y2024/autonomous/autonomous_actor.h"
+
+#include <chrono>
+#include <cinttypes>
+#include <cmath>
+
+#include "aos/logging/logging.h"
+#include "aos/util/math.h"
+#include "frc971/control_loops/drivetrain/localizer_generated.h"
+#include "y2024/autonomous/auto_splines.h"
+#include "y2024/constants.h"
+#include "y2024/control_loops/drivetrain/drivetrain_base.h"
+
+DEFINE_bool(spline_auto, false, "Run simple test S-spline auto mode.");
+
+namespace y2024 {
+namespace autonomous {
+
+using ::frc971::ProfileParametersT;
+
+ProfileParametersT MakeProfileParameters(float max_velocity,
+                                         float max_acceleration) {
+  ProfileParametersT result;
+  result.max_velocity = max_velocity;
+  result.max_acceleration = max_acceleration;
+  return result;
+}
+
+using ::aos::monotonic_clock;
+using frc971::CreateProfileParameters;
+using ::frc971::ProfileParametersT;
+using frc971::control_loops::CreateStaticZeroingSingleDOFProfiledSubsystemGoal;
+using frc971::control_loops::StaticZeroingSingleDOFProfiledSubsystemGoal;
+using frc971::control_loops::drivetrain::LocalizerControl;
+namespace chrono = ::std::chrono;
+
+AutonomousActor::AutonomousActor(::aos::EventLoop *event_loop)
+    : frc971::autonomous::BaseAutonomousActor(
+          event_loop, control_loops::drivetrain::GetDrivetrainConfig()),
+      localizer_control_sender_(
+          event_loop->MakeSender<
+              ::frc971::control_loops::drivetrain::LocalizerControl>(
+              "/drivetrain")),
+      joystick_state_fetcher_(
+          event_loop->MakeFetcher<aos::JoystickState>("/aos")),
+      robot_state_fetcher_(event_loop->MakeFetcher<aos::RobotState>("/aos")),
+      auto_splines_(),
+      superstructure_goal_sender_(
+          event_loop->MakeSender<::y2024::control_loops::superstructure::Goal>(
+              "/superstructure")),
+      superstructure_status_fetcher_(
+          event_loop
+              ->MakeFetcher<::y2024::control_loops::superstructure::Status>(
+                  "/superstructure")) {
+  drivetrain_status_fetcher_.Fetch();
+  replan_timer_ = event_loop->AddTimer([this]() { Replan(); });
+
+  event_loop->OnRun([this, event_loop]() {
+    replan_timer_->Schedule(event_loop->monotonic_now());
+    button_poll_->Schedule(event_loop->monotonic_now(),
+                           chrono::milliseconds(50));
+  });
+
+  // TODO(james): Really need to refactor this code since we keep using it.
+  button_poll_ = event_loop->AddTimer([this]() {
+    const aos::monotonic_clock::time_point now =
+        this->event_loop()->context().monotonic_event_time;
+    if (robot_state_fetcher_.Fetch()) {
+      if (robot_state_fetcher_->user_button()) {
+        user_indicated_safe_to_reset_ = true;
+        MaybeSendStartingPosition();
+      }
+    }
+    if (joystick_state_fetcher_.Fetch()) {
+      if (joystick_state_fetcher_->has_alliance() &&
+          (joystick_state_fetcher_->alliance() != alliance_)) {
+        alliance_ = joystick_state_fetcher_->alliance();
+        is_planned_ = false;
+        // Only kick the planning out by 2 seconds. If we end up enabled in
+        // that second, then we will kick it out further based on the code
+        // below.
+        replan_timer_->Schedule(now + std::chrono::seconds(2));
+      }
+      if (joystick_state_fetcher_->enabled()) {
+        if (!is_planned_) {
+          // Only replan once we've been disabled for 5 seconds.
+          replan_timer_->Schedule(now + std::chrono::seconds(5));
+        }
+      }
+    }
+  });
+}
+
+void AutonomousActor::Replan() {
+  if (!drivetrain_status_fetcher_.Fetch()) {
+    replan_timer_->Schedule(event_loop()->monotonic_now() + chrono::seconds(1));
+    AOS_LOG(INFO, "Drivetrain not up, replanning in 1 second");
+    return;
+  }
+
+  if (alliance_ == aos::Alliance::kInvalid) {
+    return;
+  }
+  sent_starting_position_ = false;
+  if (FLAGS_spline_auto) {
+    test_spline_ =
+        PlanSpline(std::bind(&AutonomousSplines::TestSpline, &auto_splines_,
+                             std::placeholders::_1, alliance_),
+                   SplineDirection::kForward);
+
+    starting_position_ = test_spline_->starting_position();
+  }
+
+  is_planned_ = true;
+
+  MaybeSendStartingPosition();
+}
+
+void AutonomousActor::MaybeSendStartingPosition() {
+  if (is_planned_ && user_indicated_safe_to_reset_ &&
+      !sent_starting_position_) {
+    CHECK(starting_position_);
+    SendStartingPosition(starting_position_.value());
+  }
+}
+
+void AutonomousActor::Reset() {
+  InitializeEncoders();
+  ResetDrivetrain();
+
+  joystick_state_fetcher_.Fetch();
+  CHECK(joystick_state_fetcher_.get() != nullptr)
+      << "Expect at least one JoystickState message before running auto...";
+  alliance_ = joystick_state_fetcher_->alliance();
+  preloaded_ = false;
+}
+
+bool AutonomousActor::RunAction(
+    const ::frc971::autonomous::AutonomousActionParams *params) {
+  Reset();
+
+  AOS_LOG(INFO, "Params are %d\n", params->mode());
+
+  if (!user_indicated_safe_to_reset_) {
+    AOS_LOG(WARNING, "Didn't send starting position prior to starting auto.");
+    CHECK(starting_position_);
+    SendStartingPosition(starting_position_.value());
+  }
+  // Clear this so that we don't accidentally resend things as soon as we
+  // replan later.
+  user_indicated_safe_to_reset_ = false;
+  is_planned_ = false;
+  starting_position_.reset();
+
+  AOS_LOG(INFO, "Params are %d\n", params->mode());
+  if (alliance_ == aos::Alliance::kInvalid) {
+    AOS_LOG(INFO, "Aborting autonomous due to invalid alliance selection.");
+    return false;
+  }
+  if (FLAGS_spline_auto) {
+    SplineAuto();
+  } else {
+    AOS_LOG(WARNING, "No auto mode selected.");
+  }
+  return true;
+}
+
+void AutonomousActor::SplineAuto() {
+  CHECK(test_spline_);
+
+  if (!test_spline_->WaitForPlan()) return;
+  test_spline_->Start();
+
+  if (!test_spline_->WaitForSplineDistanceRemaining(0.02)) return;
+}
+
+void AutonomousActor::SendStartingPosition(const Eigen::Vector3d &start) {
+  // Set up the starting position for the blue alliance.
+
+  auto builder = localizer_control_sender_.MakeBuilder();
+
+  LocalizerControl::Builder localizer_control_builder =
+      builder.MakeBuilder<LocalizerControl>();
+  localizer_control_builder.add_x(start(0));
+  localizer_control_builder.add_y(start(1));
+  localizer_control_builder.add_theta(start(2));
+  localizer_control_builder.add_theta_uncertainty(0.00001);
+  AOS_LOG(INFO, "User button pressed, x: %f y: %f theta: %f", start(0),
+          start(1), start(2));
+  if (builder.Send(localizer_control_builder.Finish()) !=
+      aos::RawSender::Error::kOk) {
+    AOS_LOG(ERROR, "Failed to reset localizer.\n");
+  }
+}
+}  // namespace autonomous
+}  // namespace y2024