;;-*-Lisp-*-
(in-package goal)

#|

  Additional PC port specific file for overriding/expanding the progress menu
  This gives us more freedom to write code how we want.

|#



(deftype progress-global-state-pc (basic)
  ((decoration-draw-time  uint64)

   (display-mode-choice-index   int8)

   (aspect-ratio-choice-index   int8)
   (aspect-ratio-ratio-index    int8)

   (frame-rate-choice-index     int8)

   (music-player-track      music-player-track-info)
   (music-player-flava      int8)
   (music-player-selected   symbol)
   )
  )


(define *progress-state-pc* (new 'static 'progress-global-state-pc :music-player-track #f))


(defmacro when-not-drawn-decoration (&rest body)
  `(when (> (-> *display* real-clock integral-frame-counter) (-> *progress-state-pc* decoration-draw-time))
      ,@body
      (set! (-> *progress-state-pc* decoration-draw-time) (-> *display* real-clock integral-frame-counter))))



(defun set-progress-aspect-ratio-pc-index ()
  "set the progress aspect ratio option index accordingly"
  (cond
    ((not (-> *pc-settings* use-vis?))
      (if (-> *pc-settings* aspect-ratio-auto?)
          (set! (-> *progress-state-pc* aspect-ratio-choice-index) 2)
          (set! (-> *progress-state-pc* aspect-ratio-choice-index) 3))
      )
    (else
      (case (get-aspect-ratio)
        (('aspect16x9)
          (set! (-> *progress-state-pc* aspect-ratio-choice-index) 1))
        (else
          (set! (-> *progress-state-pc* aspect-ratio-choice-index) 0)))
      )
    ))

(defun set-progress-display-mode-index ()
  "set the progress display mode option index accordingly"
  (case (-> *pc-settings* display-mode)
    (('windowed #f) (set! (-> *progress-state-pc* display-mode-choice-index) 0))
    (('fullscreen) (set! (-> *progress-state-pc* display-mode-choice-index) 1))
    (('borderless) (set! (-> *progress-state-pc* display-mode-choice-index) 2))
    ))

(defun set-progress-frame-rate-index ()
  "Set the frame rate option index accordingly."
  (case (-> *pc-settings* target-fps)
    ((30) (set! (-> *progress-state-pc* frame-rate-choice-index) 0))
    ((50) (set! (-> *progress-state-pc* frame-rate-choice-index) 1))
    ((60) (set! (-> *progress-state-pc* frame-rate-choice-index) 2))
    ((75) (set! (-> *progress-state-pc* frame-rate-choice-index) 3))
    ((120) (set! (-> *progress-state-pc* frame-rate-choice-index) 4))
    ((144) (set! (-> *progress-state-pc* frame-rate-choice-index) 5))
    ((165) (set! (-> *progress-state-pc* frame-rate-choice-index) 6))
    ((240) (set! (-> *progress-state-pc* frame-rate-choice-index) 7))
    ;; default to 60 fps
    (else (set! (-> *progress-state-pc* frame-rate-choice-index) 2))
    )
  )


(defmethod init-defaults progress ((obj progress))
  "Initialize default menu settings."
  (set! (-> *progress-state* aspect-ratio-choice) (get-aspect-ratio))
  (set! (-> *progress-state* video-mode-choice) (get-video-mode))
  (set! (-> *progress-state* yes-no-choice) #f)
  (set! (-> *progress-state* on-off-choice) #f)
  (set! (-> *progress-state* color-flash-counter) 0)
  (set! (-> *progress-state* game-options-item-selected) 0)
  (set! (-> *progress-state* game-options-item-picked) #f)
  (set! (-> *progress-state* game-options-vibrations) (-> *setting-control* user-default vibration))
  (set! (-> *progress-state* game-options-subtitles) (-> *setting-control* user-default subtitle))
  (set! (-> *progress-state* game-options-language-index)
        (the-as int (-> *setting-control* user-default language))
        )
  (set! (-> *progress-state* game-options-subtitle-language-index)
        (the-as int (-> *setting-control* user-default subtitle-language))
        )
  (set! (-> *progress-state* graphic-options-item-selected) 0)
  (set! (-> *progress-state* graphic-options-item-picked) #f)
  (set! (-> *progress-state* graphic-options-aspect-ratio) (get-aspect-ratio))
  (set! (-> *progress-state* graphic-options-progressive-scan)
        (-> *setting-control* user-default use-progressive-scan)
        )
  (set! (-> *progress-state* qr-options-item-selected) 0)
  (set! (-> *progress-state* qr-options-item-picked) #f)
  (set! (-> *progress-state* total-num-tasks) 0)
  (set! (-> *progress-state* secrets-unlocked) #f)
  (set! (-> *progress-state* clear-screen) #f)
  (set! (-> obj sliding) 0.0)
  (set! (-> obj sliding-height) 0.0)
  (set! (-> obj sliding-off) 1.0)
  (set! (-> obj scanlines-alpha) 0.0)
  (set! (-> (the-as menu-on-off-game-vibrations-option (-> *game-options* options 0)) value-to-modify)
        (&-> *setting-control* user-default vibration)
        )
  (set! (-> (the-as menu-on-off-game-subtitles-option (-> *game-options* options 1)) value-to-modify)
        (&-> *setting-control* user-default subtitle)
        )
  (set! (-> (the-as menu-language-option (-> *game-options* options 2)) language-selection)
        (-> *setting-control* user-current language)
        )
  (set! (-> (the-as menu-language-option (-> *game-options* options 2)) language-direction) #t)
  (set! (-> (the-as menu-language-option (-> *game-options* options 2)) language-transition) #f)
  (set! (-> (the-as menu-language-option (-> *game-options* options 2)) language-x-offset) 0)
  (set! (-> (the-as menu-on-off-option (-> *game-options-japan* options 0)) value-to-modify)
        (&-> *setting-control* user-default vibration)
        )
  (set! (-> (the-as menu-on-off-option (-> *game-options-demo* options 0)) value-to-modify)
        (&-> *setting-control* user-default vibration)
        )
  (set! (-> (the-as menu-on-off-option (-> *graphic-options* options 2)) value-to-modify)
        (&-> *setting-control* user-default use-progressive-scan)
        )
  (set! (-> (the-as menu-on-off-option (-> *graphic-title-options-pal* options 2)) value-to-modify)
        (&-> *setting-control* user-default use-progressive-scan)
        )
  (set! (-> (the-as menu-slider-option (-> *sound-options* options 0)) value-to-modify)
        (&-> *setting-control* user-default sfx-volume)
        )
  (set! (-> (the-as menu-slider-option (-> *sound-options* options 1)) value-to-modify)
        (&-> *setting-control* user-default music-volume)
        )
  (set! (-> (the-as menu-slider-option (-> *sound-options* options 2)) value-to-modify)
        (&-> *setting-control* user-default dialog-volume)
        )
  (set! (-> (the-as menu-missions-option (-> *missions-options* options 0)) task-line-index) 0)
  (set-setting-by-param *setting-control* 'extra-bank '((force2 menu1)) 0 0)

  ;; PC STATE BEGIN
  ;; --------------
  (init! *progress-pc-generic-store*)

  ;; set aspect ratio options
  (set-progress-aspect-ratio-pc-index)
  (set-progress-display-mode-index)
  (set-progress-frame-rate-index)
  (set! (-> (the menu-on-off-option (-> *graphic-options-pc* options 3)) value-to-modify) (&-> *pc-settings* vsync?))
  (set! (-> *progress-state-pc* music-player-track) #f)
  )


(defmethod set-menu-options progress ((obj progress) (arg0 symbol))
  "Set the menu options for the menu state specified by arg0."
  (set! (-> obj current-options) #f)
  (case arg0
    (('go-away)
     (go (method-of-object obj go-away))
     )
    (('main)
     (set! (-> obj current-options) (cond
                                      (*cheat-mode*
                                        *main-options*
                                        )
                                      ((= *kernel-boot-message* 'kiosk)
                                       *main-kiosk-options*
                                       )
                                      ((demo?)
                                       *main-demo-options*
                                       )
                                      (else
                                        *main-options*
                                        )
                                      )
           )
     )
    (('game-options)
     (set! (-> obj current-options)
           (if (demo?) *game-options-demo* *game-options-pc*))
     )
    (('graphic-options)
     (set! (-> obj current-options) *graphic-options-pc*)
     )
    (('sound-options)
     (set! (-> obj current-options) *sound-options*)
     )
    (('select-load 'select-save)
     (set! (-> obj current-options) *load-save-options*)
     )
    (('select-save-title)
     (set! (-> obj current-options) *save-options-title*)
     )
    (('select-save-title-hero)
     (logior! (-> *game-info* purchase-secrets) (game-secrets hero-mode))
     (logior! (-> *game-info* secrets) (game-secrets hero-mode))
     (set! (-> obj current-options) *save-options-title*)
     )
    (('loading 'saving 'creating 'formatting)
     (set! (-> obj current-options) *loading-options*)
     )
    (('unformatted-card 'insufficient-space 'no-memory-card)
     (set! (-> obj current-options) *insufficient-space-options*)
     )
    (('secrets-insufficient-space 'secrets-no-memory-card)
     (set! (-> obj current-options) *secrets-insufficient-space-options*)
     )
    (('insert-card)
     (set! (-> obj current-options) *insert-card-options*)
     )
    (('error-loading 'error-saving 'error-formatting 'error-creating)
     (set! (-> obj current-options) *error-loading-options*)
     )
    (('error-auto-saving)
     (set! (-> obj current-options) *error-auto-saving-options*)
     )
    (('card-removed)
     (set! (-> obj current-options) *card-removed-options*)
     )
    (('error-disc-removed)
     (set! (-> obj current-options) *error-disc-removed-options*)
     )
    (('error-reading)
     (set! (-> obj current-options) *error-reading-options*)
     )
    (('icon-info)
     (set! (-> obj current-options) *icon-info-options*)
     )
    (('format-card)
     (set! (-> obj current-options) *format-card-options*)
     )
    (('already-exists)
     (set! (-> obj current-options) *already-exists-options*)
     )
    (('create-game)
     (set! (-> obj current-options) *create-game-options*)
     )
    (('video-mode-warning)
     (set! (-> obj current-options) *video-mode-warning-options*)
     )
    (('video-mode-ok)
     (set! (-> obj current-options) *video-mode-ok-options*)
     )
    (('progressive-mode-warning)
     (set! (-> obj current-options) *progressive-mode-warning-options*)
     )
    (('progressive-mode-ok)
     (set! (-> obj current-options) *progressive-mode-ok-options*)
     )
    (('quit)
     (set! (-> obj current-options) *quit-options*)
     )
    (('title)
     (set! (-> obj current-options) *title*)
     )
    (('title-options)
     (set! (-> obj current-options) *options*)
     )
    (('select-start 'select-pre-start 'select-kiosk-start)
     (set! (-> obj current-options) *select-start-options*)
     (set! (-> (the-as menu-select-start-option (-> (the-as (array menu-option) (-> *select-start-options* options)) 0))
               task-index
               )
           0
           )
     0
     )
    (('select-scene)
     (set! (-> obj current-options) *select-scene-options*)
     (set! (-> (the-as menu-select-scene-option (-> (the-as (array menu-option) (-> *select-scene-options* options)) 0))
               task-index
               )
           0
           )
     0
     )
    (('select-scene-special)
     (set! (-> *progress-state* starting-state) 'title)
     (set! (-> obj state-pos) 0)
     (let ((v1-67 (-> obj state-pos)))
       (set! (-> obj state-stack v1-67) 'title)
       (set! (-> obj option-index-stack v1-67) 3)
       (let ((v1-68 (+ v1-67 1)))
         (set! (-> obj state-stack v1-68) 'unlocked-secrets)
         (set! (-> obj option-index-stack v1-68) (-> obj option-index))
         (set! (-> obj state-pos) (+ v1-68 1))
         )
       )
     (dotimes (s5-1 (-> obj state-pos))
       (format
         #t
         "select-scene-special: ~S ~D~%"
         (symbol->string (-> obj state-stack s5-1))
         (-> obj option-index-stack s5-1)
         )
       )
     (set! (-> obj current-options) *select-scene-options*)
     )
    (('bigmap)
     (set! (-> obj current-options) *bigmap-options*)
     )
    (('missions)
     (set! (-> *progress-state* missions-total-spacing) 0.0)
     (set! (-> (the-as menu-missions-option (-> (the-as (array menu-option) (-> *missions-options* options)) 0))
               task-line-index
               )
           0
           )
     (set! (-> obj current-options) *missions-options*)
     )
    (('highscores)
     (set! (-> (the-as menu-highscores-option (-> (the-as (array menu-option) (-> *highscores-options* options)) 0))
               page-index
               )
           0
           )
     (set! (-> (the-as menu-highscores-option (-> (the-as (array menu-option) (-> *highscores-options* options)) 0))
               prev-page-index
               )
           0
           )
     (set! (-> obj current-options) *highscores-options*)
     )
    (('secret)
     (set! (-> obj secret-buying) #f)
     (set! (-> obj current-options) *secret-options*)
     )
    (('quit-restart)
     (set! (-> obj current-options) *quit-restart-options*)
     )
    (('unlocked-secrets)
     (set! (-> obj current-options) *unlocked-secrets*)
     )
    (('aspect-ratio-custom)
     (set! (-> *progress-state-pc* aspect-ratio-ratio-index) 0)
     (set! (-> obj current-options) *aspect-ratio-custom-options*)
     )
    (('music-player)
     (set! (-> *progress-state-pc* music-player-selected) #f)
     (set! (-> (the-as menu-music-player-option (-> *music-player-options* options 0)) excitement) 0)
     (set! (-> obj current-options) *music-player-options*)
     )
    (('generic-menu)
     ;; a single condition to handle all generic menu links
     (let ((curr-history-entry (-> *progress-pc-generic-store* history-stack
                                  (-> *progress-pc-generic-store* history-stack-index))))
       ;; call the on-load function is appropriate, this can be used to perform some kind of generic setup
       ;; for the particular route
       (call-on-load curr-history-entry)
       ;; restore state from the history entry
       (set! (-> *progress-pc-generic-store* clear-screen?) #f)
       (set! (-> *progress-pc-generic-store* current-menu-hover-index) (-> curr-history-entry hover-index))
       (if (!= (-> curr-history-entry progress-id) 'generic-menu)
        ;; do a recursive call to hit the relevant case in this switch
        (set-menu-options obj (-> curr-history-entry progress-id))
        ;; otherwise, set the options
        (set! (-> obj current-options) (-> curr-history-entry ref)))))
    )
  (when (= (-> obj current-options) #f)
    (format #t "Didn't find new menu settings!!~%")
    (pop-state obj)
    )
  0
  )



;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;;  CUSTOM MENU OPTIONS
;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;


(defmacro min-max-wrap-around+! (var inc minimum maximum)
  `(set! ,var (min-max-wrap-around (+ ,var ,inc) ,minimum ,maximum)))



(defmethod respond-progress menu-aspect-ratio-pc-option ((obj menu-aspect-ratio-pc-option) (arg0 progress) (arg1 symbol))
  "Handle progress menu navigation logic."

  (when arg1
    (cond
      ((cpad-pressed? 0 triangle)
        (set-progress-aspect-ratio-pc-index))
      ((cpad-pressed? 0 confirm)
        (sound-play "generic-beep")
        (case (-> *progress-state-pc* aspect-ratio-choice-index)
          ((0)
            (if (not (-> *pc-settings* use-vis?))
                (set! (-> *setting-control* user-current aspect-ratio) #f))
            (set! (-> *setting-control* user-default aspect-ratio) 'aspect4x3)
            (true! (-> *pc-settings* use-vis?))
            )
          ((1)
            (if (not (-> *pc-settings* use-vis?))
                (set! (-> *setting-control* user-current aspect-ratio) #f))
            (set! (-> *setting-control* user-default aspect-ratio) 'aspect16x9)
            (true! (-> *pc-settings* use-vis?))
            )
          ((2)
            (set! (-> *setting-control* user-default aspect-ratio) 'aspect4x3)
            (true! (-> *pc-settings* aspect-ratio-auto?))
            (false! (-> *pc-settings* use-vis?))
            )
          ((3)
            (cpad-clear! 0 confirm)
            (push-and-set-state arg0 'aspect-ratio-custom)
            )
          )
        )
      (else
        (let ((sound-beep? #f))
        (when (cpad-pressed? 0 left l-analog-left)
          (true! sound-beep?)
          (min-max-wrap-around+! (-> *progress-state-pc* aspect-ratio-choice-index) -1 0 3))
        (when (cpad-pressed? 0 right l-analog-right)
          (true! sound-beep?)
          (min-max-wrap-around+! (-> *progress-state-pc* aspect-ratio-choice-index) 1 0 3))

        (if sound-beep?
            (sound-play "generic-beep")))
        )
      )
    )
  0
  )


(defmethod respond-progress menu-display-mode-option ((obj menu-display-mode-option) (arg0 progress) (arg1 symbol))
  "Handle progress menu navigation logic."

  (when arg1
    (cond
      ((cpad-pressed? 0 triangle)
        (set-progress-display-mode-index))
      ((cpad-pressed? 0 confirm)
        (sound-play "generic-beep")
        (case (-> *progress-state-pc* display-mode-choice-index)
          ((0) (set-display-mode! *pc-settings* 'windowed #t))
          ((1) (set-display-mode! *pc-settings* 'fullscreen #t))
          ((2) (set-display-mode! *pc-settings* 'borderless #t))
          )
        )
      (else
        (let ((sound-beep? #f))
        (when (cpad-pressed? 0 left l-analog-left)
          (true! sound-beep?)
          (min-max-wrap-around+! (-> *progress-state-pc* display-mode-choice-index) -1 0 2))
        (when (cpad-pressed? 0 right l-analog-right)
          (true! sound-beep?)
          (min-max-wrap-around+! (-> *progress-state-pc* display-mode-choice-index) 1 0 2))

        (if sound-beep?
            (sound-play "generic-beep")))
        )
      )
    )
  0
  )


(defmethod respond-progress menu-aspect-ratio-custom-option ((obj menu-aspect-ratio-custom-option) (arg0 progress) (arg1 symbol))
  "Handle progress menu navigation logic."

  (let ((aspect-custom-val-ptr (case (-> *progress-state-pc* aspect-ratio-ratio-index)
                                  ((0)
                                    (&-> *pc-settings* aspect-custom-x))
                                  ((1)
                                    (&-> *pc-settings* aspect-custom-y))
                                  (else
                                    (&-> *pc-settings* aspect-custom-x))
                                  )))
  (cond
    ((cpad-pressed? 0 left l-analog-left)
      (when (< 0 (-> *progress-state-pc* aspect-ratio-ratio-index))
        (sound-play "roll-over")
        (1-! (-> *progress-state-pc* aspect-ratio-ratio-index))
        )
      )
    ((cpad-pressed? 0 right l-analog-right)
      (when (> 1 (-> *progress-state-pc* aspect-ratio-ratio-index))
        (sound-play "roll-over")
        (1+! (-> *progress-state-pc* aspect-ratio-ratio-index))
        )
      )
    ((cpad-pressed? 0 up l-analog-up)
      (when (> 99 (-> aspect-custom-val-ptr))
        (sound-play "roll-over")
        (1+! (-> aspect-custom-val-ptr))
        )
      )
    ((cpad-pressed? 0 down l-analog-down)
      (when (< 1 (-> aspect-custom-val-ptr))
        (sound-play "roll-over")
        (1-! (-> aspect-custom-val-ptr))
        )
      )
    ((cpad-pressed? 0 triangle)
      (cpad-clear! 0 triangle)
      (sound-play "generic-beep")
      (pop-state arg0)
      )
    ((cpad-pressed? 0 confirm)
      (cpad-clear! 0 confirm)
      (when (>= (/ (the float (-> *pc-settings* aspect-custom-x)) (the float (-> *pc-settings* aspect-custom-y))) (/ 4.0 3.0))
        (set! (-> *setting-control* user-default aspect-ratio) 'aspect4x3)
        (set-aspect! *pc-settings* (-> *pc-settings* aspect-custom-x) (-> *pc-settings* aspect-custom-y))
        (sound-play "generic-beep")
        (pop-state arg0)
        )
      )
    ))
  0
  )

(defmethod respond-progress menu-frame-rate-option ((obj menu-frame-rate-option) (arg0 progress) (arg1 symbol))
  "Handle progress menu navigation logic."

  (when arg1
    (cond
      ((cpad-pressed? 0 triangle)
        (set-progress-frame-rate-index))
      ((cpad-pressed? 0 confirm)
        (sound-play "generic-beep")
        (set-frame-rate! *pc-settings* (-> *frame-rate-options* (-> *progress-state-pc* frame-rate-choice-index)) #t)
        )
      (else
        (let ((sound-beep? #f))
          (when (cpad-pressed? 0 left l-analog-left)
            (true! sound-beep?)
            (min-max-wrap-around+! (-> *progress-state-pc* frame-rate-choice-index) -1 0 (1- (-> *frame-rate-options* length)))
            (set-frame-rate! *pc-settings* (-> *frame-rate-options* (-> *progress-state-pc* frame-rate-choice-index)) #t)
            )
          (when (cpad-pressed? 0 right l-analog-right)
            (true! sound-beep?)
            (min-max-wrap-around+! (-> *progress-state-pc* frame-rate-choice-index) 1 0 (1- (-> *frame-rate-options* length)))
            (set-frame-rate! *pc-settings* (-> *frame-rate-options* (-> *progress-state-pc* frame-rate-choice-index)) #t)
            )
          (if sound-beep?
            (sound-play "generic-beep")
            )
          )
        )
      )
    )
  0
  )

(defbehavior play-music-player progress ((info music-player-track-info) (flava int))
  "play a music track using music player track info."

  (set! (-> *progress-state-pc* music-player-track) info)
  (set-setting! 'music (-> info name) 0.0 0)
  (set-setting! 'sound-flava #f 999999.0 flava)
  (set-setting! 'sound-mode #f 0.0 (-> info mode))
  (apply-settings *setting-control*)
  (sound-group-continue (sound-group music))
  0)


(defbehavior stop-music-player progress ()
  "play a music track using music player track info."

  (remove-setting! 'music)
  (remove-setting! 'sound-flava)
  (remove-setting! 'sound-mode)
  (sound-set-midi-reg 0 0)
  (sound-set-midi-reg 2 0)
  (sound-set-midi-reg 16 0)
  (set! (-> *progress-state-pc* music-player-track) #f)
  ;(min! (-> *setting-control* user-current sound-excitement) 0.0)
  (sound-set-midi-reg 16 (the int (* 100.0 (-> *setting-control* user-current sound-excitement))))
  (set! (-> *setting-control* sound-excitement-change-time) (-> *display* base-clock frame-counter))
  (apply-settings *setting-control*)
  (sound-group-pause (sound-group music))
  0)

(defun count-bits ((val int))
  "return the number of bits set to 1."

  (let ((bits 0))
    (dotimes (i 64)
      (if (logtest? val (ash 1 i))
          (1+! bits))
      )
    bits)
  )

(defun bit-on-offset ((bits int) (n int))
  "return the bit offset of where the n'th bit that is set to 1 is"

  (let ((bit-on-i 0))
    (dotimes (i 64)
      (if (logtest? bits (ash 1 i))
          (if (= bit-on-i n)
              (return i)
              (1+! bit-on-i)))
      ))
  -1)


(defmethod respond-progress menu-music-player-option ((obj menu-music-player-option) (arg0 progress) (arg1 symbol))
  "Handle progress menu navigation logic."

  (if (= 0.0 (-> obj max-scroll))
      (set! (-> obj max-scroll) (+ -141.0 (* (-> *music-player-tracks* length) 23))))

  ;; control logic
  (let ((scroll-sound? #f)
        (track-max (1- (-> *music-player-tracks* length)))
        (flava-max (1- (count-bits (the-as int (-> *music-player-tracks* (-> obj music-index) flava)))))
        (old-excitement (-> obj excitement))
        (play? #f))

    ;; excitement controls
    (cond
      ((cpad-pressed? 0 right l-analog-right)
        (seekl! (-> obj excitement) 3 1))
      ((cpad-pressed? 0 left l-analog-left)
        (seekl! (-> obj excitement) 0 1))
      )
    (when (!= (-> obj excitement) old-excitement)
      (sound-play "generic-beep")
      (sound-set-midi-reg 16 (* 25 (-> obj excitement))) ;; play new excitement track
      (unless (or (< (-> obj excitement) old-excitement) (process-by-name "sound-stinger" arg0))
        (process-spawn-function process :to arg0 :name "sound-stinger"
            (lambda :behavior process ((stinger int))
              (let ((state-time (current-time)))
                (format 0 "set stinger ~D~%" stinger)
                (sound-set-midi-reg 0 stinger)
                (until (>= (- (current-time) state-time) (seconds 0.5))
                  (suspend))
                (sound-set-midi-reg 0 0)
                )
              )
            (+ 9 (-> obj excitement)))
        )
      (unless (process-by-name "sound-excitement" arg0)
        (process-spawn-function process :to arg0 :name "sound-excitement"
            (lambda :behavior process ((excite-fade int))
              (let ((state-time (current-time)))
                (format 0 "set excitement fade ~D~%" (* 25 excite-fade))
                (sound-set-midi-reg 2 (* 25 excite-fade)) ;; fade out old excitement track
                (until (>= (- (current-time) state-time) (seconds 0.8))
                  (suspend))
                )
              )
            old-excitement)
        )
      )

    (cond
      ((or (cpad-pressed? 0 down l-analog-down)
           (and (cpad-hold? 0 down l-analog-down) (>= (- (current-time) (-> obj last-move)) (seconds 0.2))))
        (set! (-> obj last-move) (current-time))
        (true! scroll-sound?)
        (cond
          ((-> *progress-state-pc* music-player-selected)
            (min-max-wrap-around+! (-> obj flava-index) 1 0 flava-max))
          (else
            (min-max-wrap-around+! (-> obj music-index) 1 0 track-max)
            (if (= (-> obj music-index) 0)
                (set! (-> obj current-scroll) 0.0)))
          ))
      ((or (cpad-pressed? 0 up l-analog-up)
           (and (cpad-hold? 0 up l-analog-up) (>= (- (current-time) (-> obj last-move)) (seconds 0.2))))
        (set! (-> obj last-move) (current-time))
        (true! scroll-sound?)
        (cond
          ((-> *progress-state-pc* music-player-selected)
            (min-max-wrap-around+! (-> obj flava-index) -1 0 flava-max))
          (else
            (min-max-wrap-around+! (-> obj music-index) -1 0 track-max)
            (if (= (-> obj music-index) track-max)
                (set! (-> obj current-scroll) (-> obj max-scroll))))
          ))
      ((cpad-pressed? 0 confirm)
        (cpad-clear! 0 confirm)
        (sound-play "generic-beep")

        (cond
          ;; track is locked. do nothing.
          ((not (get-bit (-> *pc-settings* music-unlocked) (-> obj music-index)))
            )
          ;; we have a track with a submenu selected
          ((-> *progress-state-pc* music-player-selected)
            (let ((flava (bit-on-offset (the-as int (-> *music-player-tracks* (-> obj music-index) flava)) (-> obj flava-index))))
              (cond
                ((flava-unlocked? flava)
                  (set! (-> *progress-state-pc* music-player-flava) flava)
                  (true! play?)
                  ;; exit submenu
                  (false! (-> *progress-state-pc* music-player-selected))
                  )
                (else
                  ;; do nothing.
                  )
                )
              )
            )
          ;; we have a track with a submenu that's not open, open it
          ((nonzero? (-> *music-player-tracks* (-> obj music-index) flava))
            ;; same track that's currently playing, we can just reuse the flava position that's being used
            ;; otherwise use zero.
            (if (= (-> *progress-state-pc* music-player-track) (-> *music-player-tracks* (-> obj music-index)))
                (set! (-> obj flava-index) (count-bits (logand (1- (ash 1 (-> *progress-state-pc* music-player-flava))) (the-as int (-> *music-player-tracks* (-> obj music-index) flava)))))
                (set! (-> obj flava-index) 0))
            (true! (-> *progress-state-pc* music-player-selected)))
          ;; no submenu required, just play track.
          (else
            (set! (-> *progress-state-pc* music-player-flava) 0)
            (true! play?))
          )
        (when play?
          (play-music-player (-> *music-player-tracks* (-> obj music-index)) (-> *progress-state-pc* music-player-flava))
          )
        )
      ((cpad-pressed? 0 triangle)
        (cpad-clear! 0 triangle)
        (sound-play "generic-beep")
        (cond
          ((-> *progress-state-pc* music-player-selected)
            (false! (-> *progress-state-pc* music-player-selected)))
          (else
            (stop-music-player)
            (pop-state arg0))
          )
        )
      )
    (when scroll-sound?
      (sound-play "secrets-scroll"))
    )
  0
  )



(defun hide-progress-screen ()
  (when (and *progress-process* *progress-state* (!= (-> *progress-state* starting-state) 'title))
    (stop-music-player)
    (set-next-state (-> *progress-process* 0) 'go-away 0)
    (clear-history! *progress-pc-generic-store*)
    )
  0
  (none)
  )