Implement sprinting

data/character/character.gd

@@ -1,9 +1,13 @@
 extends CharacterBody2D
 
 
-var speed = 150
+var base_speed = 150
+var sprint_speed = 300
+var exausted_speed = 80
+var speed = base_speed
 var accel = 10
 var immobile = false
+var is_sprinting = false
 
 var inventory = {
 	"points": 0,
@@ -14,6 +18,7 @@ var inventory = {
 var status = {
 	"health": 100,
 	"stamina": 100,
+	"exausted": false,
 	"level": 1
 }
 var current_tool = "none"
@@ -47,6 +52,24 @@ func _process(_delta):
 					inventory[hit_object.resource_type] += 1
 					inventory.points += 1
 					hit_object.get_node("animation").play("hit")
+	
+	is_sprinting = Input.is_action_pressed("move_sprint") && !status.exausted and velocity.distance_to(Vector2.ZERO) > 0
+	
+	if is_sprinting:
+		speed = sprint_speed
+		status.stamina -= 1
+		if status.stamina <= 0:
+			is_sprinting = false
+			status.exausted = true
+	else:
+		if status.stamina < 100:
+			status.stamina += 0.5
+		if status.exausted:
+			speed = exausted_speed
+		else:
+			speed = base_speed
+	if status.stamina == 100 and status.exausted:
+		status.exausted = false
 
 	# Update inventory HUD
 	$hud/inventory/stone_label.text = str(inventory.stone)