Moved bot3 to y2015_bot3

Change-Id: Idebb248ddc3ff658f2404f367dfa4a6dc421e0c1
diff --git a/y2015_bot3/joystick_reader.cc b/y2015_bot3/joystick_reader.cc
new file mode 100644
index 0000000..0d00e5c
--- /dev/null
+++ b/y2015_bot3/joystick_reader.cc
@@ -0,0 +1,386 @@
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <math.h>
+
+#include "aos/linux_code/init.h"
+#include "aos/prime/input/joystick_input.h"
+#include "aos/common/input/driver_station_data.h"
+#include "aos/common/logging/logging.h"
+#include "aos/common/util/log_interval.h"
+#include "aos/common/time.h"
+#include "aos/common/actions/actions.h"
+
+#include "frc971/queues/gyro.q.h"
+#include "y2015_bot3/autonomous/auto.q.h"
+#include "y2015_bot3/control_loops/elevator/elevator.h"
+#include "y2015_bot3/control_loops/drivetrain/drivetrain.q.h"
+#include "y2015_bot3/control_loops/elevator/elevator.q.h"
+#include "y2015_bot3/control_loops/intake/intake.q.h"
+
+using ::y2015_bot3::control_loops::drivetrain_queue;
+using ::y2015_bot3::control_loops::elevator_queue;
+using ::y2015_bot3::control_loops::intake_queue;
+using ::frc971::sensors::gyro_reading;
+
+using ::aos::input::driver_station::ButtonLocation;
+using ::aos::input::driver_station::POVLocation;
+using ::aos::input::driver_station::JoystickAxis;
+using ::aos::input::driver_station::ControlBit;
+
+namespace y2015_bot3 {
+namespace input {
+namespace joysticks {
+
+struct ProfileParams {
+  double velocity;
+  double acceleration;
+};
+
+// Preset motion limits.
+constexpr ProfileParams kElevatorMove{0.3, 1.0};
+constexpr ProfileParams kFastElevatorMove{1.0, 5.0};
+
+// Preset goals for autostacking
+constexpr double kOneToteHeight{0.46};
+constexpr double kCarryHeight{0.180};
+constexpr double kGroundHeight{0.030};
+
+// Joystick & button addresses.
+const JoystickAxis kSteeringWheel(1, 1), kDriveThrottle(2, 2);
+const ButtonLocation kShiftHigh(2, 1), kShiftLow(2, 3);
+const ButtonLocation kQuickTurn(1, 5);
+
+// essential
+const ButtonLocation kMoveToteHeight(4, 9);
+const ButtonLocation kOpenIntake(3, 8);
+const ButtonLocation kCloseIntake(3, 6);
+const ButtonLocation kOpenCanRestraint(4, 5);
+const ButtonLocation kCloseCanRestraint(4, 1);
+const POVLocation kOpenPassiveSupport(4, 0);
+const POVLocation kClosePassiveSupport(4, 180);
+
+const ButtonLocation kIntakeOut(3, 7);
+const ButtonLocation kIntakeIn(4, 12);
+
+const ButtonLocation kAutoStack(4, 7);
+const ButtonLocation kManualStack(4, 6);
+
+const ButtonLocation kCarry(4, 10);
+const ButtonLocation kSetDown(3, 9);
+const ButtonLocation kSkyscraper(4, 11);
+
+const ButtonLocation kScoreBegin(4, 8);
+
+const ButtonLocation kCanGrabberLift(3, 2);
+const ButtonLocation kFastCanGrabberLift(2, 3);
+const ButtonLocation kCanGrabberLower(3, 5);
+
+class Reader : public ::aos::input::JoystickInput {
+ public:
+  Reader() : was_running_(false) {}
+
+  virtual void RunIteration(const ::aos::input::driver_station::Data &data) {
+    bool last_auto_running = auto_running_;
+    auto_running_ = data.GetControlBit(ControlBit::kAutonomous) &&
+                    data.GetControlBit(ControlBit::kEnabled);
+    if (auto_running_ != last_auto_running) {
+      if (auto_running_) {
+        StartAuto();
+      } else {
+        StopAuto();
+      }
+      intake_closed_ = true;
+      can_restraint_open_ = false;
+      passive_support_open_ = true;
+    }
+
+    if (!data.GetControlBit(ControlBit::kAutonomous)) {
+      HandleDrivetrain(data);
+      HandleTeleop(data);
+    }
+  }
+
+  void HandleDrivetrain(const ::aos::input::driver_station::Data &data) {
+    const double wheel = -data.GetAxis(kSteeringWheel);
+    const double throttle = -data.GetAxis(kDriveThrottle);
+
+    if (!drivetrain_queue.goal.MakeWithBuilder()
+             .steering(wheel)
+             .throttle(throttle)
+             .quickturn(data.IsPressed(kQuickTurn))
+             .control_loop_driving(false)
+             .Send()) {
+      LOG(WARNING, "sending stick values failed\n");
+    }
+  }
+
+  void HandleTeleop(const ::aos::input::driver_station::Data &data) {
+    double intake_goal = 0;
+
+    if (!data.GetControlBit(ControlBit::kEnabled)) {
+      action_queue_.CancelAllActions();
+      LOG(DEBUG, "Canceling\n");
+    }
+
+    elevator_queue.status.FetchLatest();
+    if (!elevator_queue.status.get()) {
+      LOG(ERROR, "Got no elevator status packet.\n");
+    }
+
+    if (elevator_queue.status.get() && elevator_queue.status->zeroed) {
+      if (waiting_for_zero_) {
+        LOG(INFO, "Zeroed! Starting teleop mode.\n");
+        waiting_for_zero_ = false;
+
+        // Set the initial goals to the bottom, since otherwise the driver seems
+        // to get confused and think that the end of the zeroing sequence is the
+        // same location and then wonders why it doesn't work...
+        elevator_goal_ = kGroundHeight;
+      }
+    } else {
+      waiting_for_zero_ = true;
+    }
+
+    if (data.PosEdge(kAutoStack)) {
+      action_queue_.CancelAllActions();
+      if (tote_count_ == 6) {
+        stacking_state_machine_ = FULL;
+      } else {
+        stacking_state_machine_ = WAITING;
+      }
+    }
+    if (data.IsPressed(kAutoStack)) {
+      switch (stacking_state_machine_) {
+        case WAITING:
+          elevator_params_ = kFastElevatorMove;
+          elevator_goal_ = kOneToteHeight;
+          if (elevator_queue.status->has_tote) {
+            stacking_state_machine_ = GOING_DOWN;
+          }
+          break;
+        case GOING_DOWN:
+          elevator_params_ = kFastElevatorMove;
+          elevator_goal_ = kGroundHeight;
+          if (elevator_queue.status->height < 0.05) {
+            ++tote_count_;
+            if (tote_count_ == 6) {
+              stacking_state_machine_ = FULL;
+            } else {
+              stacking_state_machine_ = GOING_UP;
+            }
+          }
+          break;
+        case GOING_UP:
+          elevator_params_ = kFastElevatorMove;
+          elevator_goal_ = kOneToteHeight;
+          if (elevator_queue.status->height > kOneToteHeight - 0.05) {
+            stacking_state_machine_ = WAITING;
+          }
+          break;
+        case FULL:
+          elevator_goal_ = kCarryHeight;
+          elevator_params_ = kFastElevatorMove;
+          break;
+        case OFF:
+          stacking_state_machine_ = WAITING;
+          break;
+      }
+    } else {
+      stacking_state_machine_ = OFF;
+    }
+
+    // Buttons for intaking.
+    if (data.IsPressed(kIntakeIn)) {
+      intake_goal = 10.0;
+      if (stacking_state_machine_ != OFF &&
+          elevator_queue.status->height < 0.43) {
+        intake_goal = 0.0;
+      }
+    } else if (data.IsPressed(kIntakeOut)) {
+      intake_goal = -10.0;
+
+      action_queue_.CancelAllActions();
+    }
+    // TODO(Adam): Implement essential actors/goals.
+    if (data.PosEdge(kMoveToteHeight)) {
+      elevator_goal_ = 0.45;
+      elevator_params_ = {1.0, 5.0};
+      action_queue_.CancelAllActions();
+    }
+
+    if (data.IsPressed(kOpenIntake)) {
+      intake_closed_ = false;
+    }
+
+    if (data.IsPressed(kCloseIntake)) {
+      intake_closed_ = true;
+    }
+
+    if (data.IsPressed(kOpenCanRestraint)) {
+      can_restraint_open_ = true;
+    }
+
+    if (data.IsPressed(kCloseCanRestraint)) {
+      can_restraint_open_ = false;
+    }
+
+    if (data.IsPressed(kOpenPassiveSupport)) {
+      passive_support_open_ = true;
+    }
+
+    if (data.IsPressed(kClosePassiveSupport)) {
+      passive_support_open_ = false;
+    }
+
+    // Buttons for elevator.
+    if (data.IsPressed(kCarry)) {
+      // TODO(comran): Get actual height/velocity/acceleration values.
+      elevator_goal_ = 0.180;
+      elevator_params_ = {1.0, 2.0};
+      action_queue_.CancelAllActions();
+    }
+
+    if (data.IsPressed(kSetDown)) {
+      // TODO(comran): Get actual height/velocity/acceleration values.
+      elevator_goal_ = 0.005;
+      elevator_params_ = {1.0, 5.0};
+      action_queue_.CancelAllActions();
+    }
+
+    if (data.IsPressed(kSkyscraper)) {
+      // TODO(comran): Get actual height/velocity/acceleration values.
+      elevator_goal_ = 1.0;
+      elevator_params_ = {1.0, 5.0};
+    }
+
+    if (data.IsPressed(kScoreBegin)) {
+      // TODO(comran): Get actual height/velocity/acceleration values.
+      elevator_goal_ = 0.005;
+      elevator_params_ = {1.0, 5.0};
+      intake_closed_ = false;
+      can_restraint_open_ = true;
+      passive_support_open_ = true;
+      tote_count_ = 0;
+    }
+
+    // Buttons for can grabber.
+    if (data.IsPressed(kCanGrabberLift)) {
+      ::y2015_bot3::autonomous::can_grabber_control.MakeWithBuilder()
+          .can_grabber_voltage(-3)
+          .can_grabbers(false)
+          .Send();
+    } else if (data.IsPressed(kFastCanGrabberLift)) {
+      ::y2015_bot3::autonomous::can_grabber_control.MakeWithBuilder()
+          .can_grabber_voltage(-12).can_grabbers(false).Send();
+    } else if (data.IsPressed(kCanGrabberLower)) {
+      if (grab_delay_ > 5) {
+        ::y2015_bot3::autonomous::can_grabber_control.MakeWithBuilder()
+            .can_grabber_voltage(2).can_grabbers(true).Send();
+      } else {
+        ::y2015_bot3::autonomous::can_grabber_control.MakeWithBuilder()
+            .can_grabber_voltage(0).can_grabbers(true).Send();
+      }
+      ++grab_delay_;
+    } else {
+      grab_delay_ = 0;
+    }
+
+    // Send our goals if everything looks OK.
+    if (!waiting_for_zero_) {
+      if (!action_queue_.Running()) {
+        // Send our elevator goals, with limits set in the profile params.
+        auto new_elevator_goal = elevator_queue.goal.MakeMessage();
+        new_elevator_goal->max_velocity = elevator_params_.velocity;
+        new_elevator_goal->max_acceleration = elevator_params_.acceleration;
+        new_elevator_goal->height = elevator_goal_;
+        new_elevator_goal->velocity = 0.0;
+        new_elevator_goal->passive_support = passive_support_open_;
+        new_elevator_goal->can_support = can_restraint_open_;
+
+        if (new_elevator_goal.Send()) {
+          LOG(DEBUG, "sending goals: elevator: %f\n", elevator_goal_);
+        } else {
+          LOG(ERROR, "Sending elevator goal failed.\n");
+        }
+      }
+    }
+
+    // Send our intake goals.
+    if (!intake_queue.goal.MakeWithBuilder().movement(intake_goal)
+            .claw_closed(intake_closed_).Send()) {
+      LOG(ERROR, "Sending intake goal failed.\n");
+    }
+
+    // If an action is running, use the action's goals for the profiled
+    // superstructure subsystems & bypass others.
+    if (action_queue_.Running()) {
+      control_loops::elevator_queue.status.FetchLatest();
+      if (control_loops::elevator_queue.status.get()) {
+        elevator_goal_ = control_loops::elevator_queue.status->goal_height;
+      } else {
+        LOG(ERROR, "No elevator status!\n");
+      }
+    }
+    action_queue_.Tick();
+    was_running_ = action_queue_.Running();
+  }
+
+ private:
+  void StartAuto() {
+    LOG(INFO, "Starting auto mode\n");
+    ::y2015_bot3::autonomous::autonomous.MakeWithBuilder().run_auto(true).Send();
+  }
+
+  void StopAuto() {
+    LOG(INFO, "Stopping auto mode\n");
+    ::y2015_bot3::autonomous::autonomous.MakeWithBuilder().run_auto(false).Send();
+  }
+
+  bool was_running_;
+
+  double elevator_goal_ = 0.2;
+
+  ProfileParams elevator_params_ = kElevatorMove;
+
+  // If we're waiting for the subsystems to zero.
+  bool waiting_for_zero_ = true;
+
+  bool auto_running_ = false;
+
+  bool intake_closed_ = false;
+
+  bool can_restraint_open_ = true;
+
+  bool passive_support_open_ = true;
+
+  int tote_count_ = 0;
+
+  ::aos::common::actions::ActionQueue action_queue_;
+
+  enum StackingStateMachine {
+    WAITING,
+    GOING_DOWN,
+    GOING_UP,
+    FULL,
+    OFF
+  };
+
+  StackingStateMachine stacking_state_machine_;
+
+  ::aos::util::SimpleLogInterval no_drivetrain_status_ =
+      ::aos::util::SimpleLogInterval(::aos::time::Time::InSeconds(0.2), WARNING,
+                                     "no drivetrain status");
+  int grab_delay_ = 0;
+};
+
+}  // namespace joysticks
+}  // namespace input
+}  // namespace y2015_bot3
+
+int main() {
+  ::aos::Init();
+  ::y2015_bot3::input::joysticks::Reader reader;
+  reader.Run();
+  ::aos::Cleanup();
+}