From b1a736745c1513f9df17ef9be50ed9104d28e83a Mon Sep 17 00:00:00 2001
From: Haze Weathers <hazel.lsnider@gmail.com>
Date: Tue, 23 May 2023 12:38:59 -0400
Subject: [PATCH] re-implement i-frames (closes #103)

---
 maps/boss/boss1_arena.tscn         | 1 +
 objects/player/player_scholar.gd   | 6 ++++--
 objects/player/player_scholar.tscn | 7 +++++++
 3 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/maps/boss/boss1_arena.tscn b/maps/boss/boss1_arena.tscn
index 491c466..01aee7f 100644
--- a/maps/boss/boss1_arena.tscn
+++ b/maps/boss/boss1_arena.tscn
@@ -47,6 +47,7 @@ tile_data = PoolIntArray( -65537, 0, 0, -131072, 0, 0, -131071, 0, 0, -131070, 0
 
 [node name="Player" parent="." instance=ExtResource( 2 )]
 position = Vector2( 48, 160 )
+use_iframes = true
 
 [node name="Ladder" type="TileMap" parent="."]
 tile_set = ExtResource( 14 )
diff --git a/objects/player/player_scholar.gd b/objects/player/player_scholar.gd
index ffbc17f..f47bcfd 100644
--- a/objects/player/player_scholar.gd
+++ b/objects/player/player_scholar.gd
@@ -8,6 +8,8 @@ const ArrowProjectile = preload("res://objects/player/arrow_projectile.tscn")
 const DeathSplatter = preload("res://objects/player/player_death_particles.tscn")
 
 # EXPORTS #
+## whether to be temporarily invulnerable after respawning
+export var use_iframes: bool = false
 ## horizontal movement speed
 export var walk_speed: float = 50.0
 ## frames until walk speed peak (at 60fps reference)
@@ -26,8 +28,7 @@ export var jump_force: float = 150.0
 export var jump_release_force: float = 0.25
 ## impulse added when double jumping
 export var double_jump_force: float = 122.0
-## blinking time
-export var blinking_time: float = 10.0
+
 
 # velocity
 var velocity: Vector2 = Vector2.ZERO
@@ -63,6 +64,7 @@ func _ready() -> void:
 	# set up state chart
 	state_chart.initialize()
 	state_chart.set_guard_property("can_respawn", true)
+	state_chart.set_guard_property("use_iframes", use_iframes)
 	# state chart debug
 	$StateDebugLayer/StateChartDebug.target = state_chart
 
diff --git a/objects/player/player_scholar.tscn b/objects/player/player_scholar.tscn
index 714f1c4..459c4c9 100644
--- a/objects/player/player_scholar.tscn
+++ b/objects/player/player_scholar.tscn
@@ -1128,9 +1128,16 @@ script = ExtResource( 11 )
 [node name="Respawn" type="Node" parent="StateChart/Root/Health"]
 script = ExtResource( 11 )
 
+[node name="If Iframes" type="Node" parent="StateChart/Root/Health/Respawn"]
+script = ExtResource( 10 )
+to = NodePath("../../Vulnerable")
+delay = 0.5
+guard_expression = "use_iframes"
+
 [node name="On Timeout" type="Node" parent="StateChart/Root/Health/Respawn"]
 script = ExtResource( 10 )
 to = NodePath("../../Vulnerable")
+guard_expression = "!use_iframes"
 
 [node name="Dead" type="Node" parent="StateChart/Root/Health"]
 script = ExtResource( 11 )