;;-*-Lisp-*-
(in-package goal)
(bundles "SNO.DGO")
(require "engine/target/target-handler.gc")

;; DECOMP BEGINS

(defstate target-ice-stance (target)
  :event target-standard-event-handler
  :enter
    (behavior ()
      (set! (-> self control unknown-surface00) *walk-mods*))
  :exit target-state-hook-exit
  :trans
    (behavior ()
      ((-> self state-hook))
      (if (!= (-> self control ground-pat material) (pat-material ice)) (go target-stance))
      (when (move-legs?)
        (remove-exit)
        (go target-ice-walk))
      (when (and (cpad-hold? (-> self control unknown-cpad-info00 number) l1 r1) (can-duck?))
        (remove-exit)
        (go target-duck-stance))
      ;; og:preserve-this - High FPS Fix
      (if (and (recently-pressed? x) (can-jump? #f))
        (go target-jump (-> *TARGET-bank* jump-height-min) (-> *TARGET-bank* jump-height-max) (the-as surface #f)))
      ;; og:preserve-this - High FPS Fix
      (if (and (recently-pressed? circle) (can-feet?)) (go target-attack))
      (if (can-hands? #t) (go target-running-attack))
      (slide-down-test)
      (fall-test))
  :code
    (behavior ()
      (let ((gp-0 60))
        (let ((v1-2 (ja-group)))
          (cond
            ((or (= v1-2 eichar-jump-ja) (= v1-2 eichar-jump-loop-ja)) (set! gp-0 21))
            ((ja-group? eichar-wheel-flip-ja)
             (ja-no-eval :group! eichar-wheel-flip-land-ja :num! (seek!) :frame-num 0.0)
             (until (ja-done? 0)
               (suspend)
               (ja :num! (seek!))))
            ((ja-group? eichar-attack-from-stance-ja)
             (cond
               ((rand-vu-percent? 0.3)
                (ja-no-eval :group! eichar-attack-from-stance-alt-end-ja :num! (seek!) :frame-num 0.0)
                (until (ja-done? 0)
                  (suspend)
                  (ja :num! (seek!))))
               (else
                (ja-no-eval :group! eichar-attack-from-stance-end-ja :num! (seek!) :frame-num 0.0)
                (until (ja-done? 0)
                  (suspend)
                  (ja :num! (seek!))))))
            ((ja-group? eichar-smack-surface-ja)
             (ja-no-eval :group! eichar-smack-surface-end-ja :num! (seek!) :frame-num 0.0)
             (until (ja-done? 0)
               (suspend)
               (ja :num! (seek!))))
            ((ja-group? eichar-yellow-running-blast-ja)
             (ja-no-eval :group! eichar-yellow-running-blast-end-ja :num! (seek!) :frame-num 0.0)
             (until (ja-done? 0)
               (suspend)
               (ja :num! (seek!)))
             (set! gp-0 0))
            ((ja-group? eichar-attack-punch-ja)
             (set! (-> self control unknown-float81) (-> self control unknown-float80))
             (set! (-> self control unknown-surface00) *walk-no-turn-mods*)
             (ja-no-eval :group!
                         (if (rand-vu-percent? 0.3) eichar-attack-punch-alt-end-ja eichar-attack-punch-end-ja)
                         :num! (seek!)
                         :frame-num 0.0)
             (until (ja-done? 0)
               (seek! (-> self control unknown-float81) 0.0 (seconds-per-frame))
               (suspend)
               (ja :num! (seek!)))
             (set! (-> self control unknown-surface00) *walk-mods*)
             (set! (-> self control unknown-float81) 0.0)
             (rot->dir-targ! (-> self control)))
            ((let ((v1-188 (ja-group))) (or (= v1-188 eichar-duck-stance-ja) (= v1-188 eichar-duck-walk-ja)))
             (ja-channel-push! 1 (seconds 0.04))
             (ja-no-eval :group! eichar-stance-to-duck-ja :num! (seek! 0.0 1.2) :frame-num max)
             (until (ja-done? 0)
               (suspend)
               (ja :num! (seek! 0.0 1.2)))
             (set! gp-0 60))))
        (while (< 16384.0 (-> self control unknown-float01))
          (cond
            ((ja-group? eichar-ice-slide-ja))
            (else (ja-channel-push! 1 (the-as time-frame gp-0)) (set! gp-0 150) (ja :group! eichar-ice-slide-ja)))
          (suspend)
          (ja :num! (loop!)))
        (when (not (ja-group? eichar-ice-stance-ja))
          (ja-channel-push! 1 (the-as time-frame gp-0))
          (ja :group! eichar-ice-stance-ja)))
      (loop
        (suspend)
        (ja :num! (loop!))))
  :post target-post)

(defstate target-ice-walk (target)
  :event target-standard-event-handler
  :enter
    (behavior ()
      (set-time! (-> self state-time))
      (set! (-> self control unknown-surface00) *walk-mods*))
  :exit
    (behavior ()
      (target-effect-exit)
      (target-state-hook-exit))
  :trans
    (behavior ()
      ((-> self state-hook))
      (when (!= (-> self control ground-pat material) (pat-material ice))
        (remove-exit)
        (go target-walk))
      ;; og:preserve-this - High FPS Fix
      (if (and (recently-pressed? l1 r1)
               (and (time-elapsed? (-> *TARGET-bank* wheel-timeout) (-> self control unknown-dword30))
                    (and (!= (-> *cpad-list* cpads (-> self control unknown-cpad-info00 number) stick0-speed) 0.0) (can-wheel?))))
        (go target-wheel))
      (when (and (cpad-hold? (-> self control unknown-cpad-info00 number) l1 r1) (can-duck?))
        (target-effect-exit)
        (remove-exit)
        (go target-duck-stance))
      (when (and (not (move-legs?))
                 (let ((gp-0 (ja-group))
                       (f0-1 (ja-aframe-num 0)))
                   (if (and (= gp-0 eichar-ice-skate-ja) (>= f0-1 30.0) (>= 35.0 f0-1)) #t)))
        (target-effect-exit)
        (remove-exit)
        (go target-ice-stance))
      ;; og:preserve-this - High FPS Fix
      (if (and (recently-pressed? x) (can-jump? #f))
        (go target-jump (-> *TARGET-bank* jump-height-min) (-> *TARGET-bank* jump-height-max) (the-as surface #f)))
      ;; og:preserve-this - High FPS Fix
      (if (and (recently-pressed? circle) (can-feet?)) (go target-attack))
      (if (can-hands? #t) (go target-running-attack))
      (slide-down-test)
      (fall-test))
  :code
    (behavior ()
      (cond
        ((ja-group? eichar-walk-ja)
         (let ((f30-0 (ja-aframe-num 0)))
           (ja-channel-push! 1 (seconds 0.1))
           (ja :group! eichar-ice-skate-ja :num! (identity f30-0))))
        ((ja-group? eichar-ice-skate-ja))
        (else
         (let ((v1-18 (ja-group)))
           (cond
             ((or (= v1-18 eichar-attack-punch-end-ja) (= v1-18 eichar-attack-punch-alt-end-ja))
              (set! (-> self control unknown-float81) (-> self control unknown-float80))
              (set! (-> self control unknown-surface00) *walk-no-turn-mods*)
              (while (< (ja-aframe-num 0) 42.0)
                (suspend)
                (ja :num! (seek!)))
              (set! (-> self control unknown-surface00) *walk-mods*)
              (set! (-> self control unknown-float81) 0.0)
              (ja-channel-push! 1 (seconds 0.1))
              (ja :group! eichar-ice-skate-ja :num! (identity (ja-aframe 34.0 0)))
              (while (!= (-> self skel root-channel 0) (-> self skel channel))
                (suspend)))
             ((ja-group? eichar-attack-punch-ja)
              (set! (-> self control unknown-float81) (-> self control unknown-float80))
              (set! (-> self control unknown-surface00) *walk-no-turn-mods*)
              (ja-no-eval :group! eichar-attack-punch-end-ja :num! (seek! (ja-aframe 42.0 0)) :frame-num 0.0)
              (until (ja-done? 0)
                (suspend)
                (ja :num! (seek! (ja-aframe 42.0 0))))
              (set! (-> self control unknown-surface00) *walk-mods*)
              (set! (-> self control unknown-float81) 0.0)
              (ja-channel-push! 1 (seconds 0.1))
              (ja :group! eichar-ice-skate-ja :num! (identity (ja-aframe 34.0 0)))
              (while (!= (-> self skel root-channel 0) (-> self skel channel))
                (suspend)))
             (else (ja-channel-push! 1 (seconds 0.05)) (ja :group! eichar-ice-skate-ja))))))
      (loop
        (suspend)
        (let* ((s5-0 (vector-normalize-copy! (new 'stack-no-clear 'vector) (-> self control unknown-vector01) 1.0))
               ;; og:preserve-this modified to avoid dividing by zero when jak's speed is 0.
               ;; this fixes the issue where jak gets stuck on frame 60 of the ice-walk animation
               ;; instead of switching to stance (due to making zero progress here),
               ;; _and_ it fixes the issue where we get a NaN frame number in daxter, causing the eye animation
               ;; to read bogus memory.
               (vector01-len (vector-length (-> self control unknown-vector01)))
               (gp-6 (vector-float*! (new 'stack-no-clear 'vector)
                                     (-> self control unknown-vector00)
                                     ;; og:preserve-this
                                     (/ 1.0 (if (= vector01-len 0) 0.001 vector01-len)) ;; added the .001 case here.
                                     ))
               (f0-18 (fmax -1.0 (fmin 1.0 (vector-dot s5-0 gp-6)))))
          (ja :num!
              (loop! (cond
                       ((< f0-18 0.0) (lerp-scale 2.0 1.0 f0-18 -1.0 0.5))
                       ((< 0.5 f0-18) (lerp-scale 1.0 0.75 f0-18 0.5 1.0))
                       (else (lerp-scale 1.33 1.0 f0-18 0.0 0.5))))))))
  :post target-post)