Add fishing shop and persistent upgrades

world/fishing_shop_interaction.gd

@@ -0,0 +1,47 @@
+class_name FishingShopInteraction
+extends Area3D
+
+signal local_player_range_changed(in_range: bool)
+
+var _local_player: Player
+var _local_player_in_range: bool = false
+
+
+func _ready() -> void:
+	body_entered.connect(_on_body_entered)
+	body_exited.connect(_on_body_exited)
+
+
+func setup_local_player(player: Player) -> void:
+	_local_player = player
+	_refresh_overlaps()
+
+
+func is_local_player_in_range() -> bool:
+	return _local_player_in_range
+
+
+func _refresh_overlaps() -> void:
+	var is_overlapping: bool = (
+		_local_player != null
+		and is_instance_valid(_local_player)
+		and _local_player in get_overlapping_bodies()
+	)
+	_set_local_player_in_range(is_overlapping)
+
+
+func _on_body_entered(body: Node3D) -> void:
+	if body == _local_player:
+		_set_local_player_in_range(true)
+
+
+func _on_body_exited(body: Node3D) -> void:
+	if body == _local_player:
+		_set_local_player_in_range(false)
+
+
+func _set_local_player_in_range(in_range: bool) -> void:
+	if _local_player_in_range == in_range:
+		return
+	_local_player_in_range = in_range
+	local_player_range_changed.emit(in_range)

world/fishing_shop_interaction.gd.uid

@@ -0,0 +1 @@
+uid://c06cr0abctued

world/test_world.gd

@@ -1,8 +1,13 @@
 class_name TestWorld
 extends Node3D
 
+const FishingShopInteractionType = preload(
+	"res://world/fishing_shop_interaction.gd"
+)
+
 @onready var _water_trigger: PlayerWaterTrigger = %PlayerWaterTrigger
 @onready var _safe_respawn_points: Node3D = %SafeRespawnPoints
+@onready var _fishing_shop: FishingShopInteractionType = %FishingShopInteraction
 
 
 func get_player_water_trigger() -> PlayerWaterTrigger:
@@ -16,3 +21,7 @@ func get_safe_respawn_points() -> Array[SafeRespawnPoint]:
 		if point != null:
 			points.append(point)
 	return points
+
+
+func get_fishing_shop() -> FishingShopInteractionType:
+	return _fishing_shop

world/test_world.tscn

@@ -1,10 +1,11 @@
-[gd_scene load_steps=18 format=3]
+[gd_scene load_steps=25 format=3]
 
 [ext_resource type="Script" path="res://world/fishable_water_region.gd" id="1_water_region"]
 [ext_resource type="Resource" path="res://fish/pools/test_water_pool.tres" id="2_fish_pool"]
 [ext_resource type="Script" path="res://world/test_world.gd" id="3_world"]
 [ext_resource type="Script" path="res://world/player_water_trigger.gd" id="4_water_trigger"]
 [ext_resource type="Script" path="res://world/safe_respawn_point.gd" id="5_safe_point"]
+[ext_resource type="Script" path="res://world/fishing_shop_interaction.gd" id="6_shop"]
 
 [sub_resource type="BoxShape3D" id="GroundShape"]
 size = Vector3(30, 1, 30)
@@ -51,6 +52,24 @@ ambient_light_source = 3
 ambient_light_color = Color(0.65, 0.72, 0.8, 1)
 ambient_light_energy = 0.65
 
+[sub_resource type="BoxMesh" id="ShopCounterMesh"]
+size = Vector3(3.4, 1.25, 1.5)
+
+[sub_resource type="BoxMesh" id="ShopRoofMesh"]
+size = Vector3(4.2, 0.35, 2.2)
+
+[sub_resource type="BoxMesh" id="ShopPostMesh"]
+size = Vector3(0.25, 2.8, 0.25)
+
+[sub_resource type="StandardMaterial3D" id="ShopPrimaryMaterial"]
+albedo_color = Color(0.18, 0.72, 0.68, 1)
+
+[sub_resource type="StandardMaterial3D" id="ShopAccentMaterial"]
+albedo_color = Color(1, 0.72, 0.22, 1)
+
+[sub_resource type="SphereShape3D" id="ShopInteractionShape"]
+radius = 3.0
+
 [node name="TestWorld" type="Node3D"]
 script = ExtResource("3_world")
 
@@ -142,3 +161,44 @@ script = ExtResource("5_safe_point")
 [node name="DockEnd" type="Marker3D" parent="SafeRespawnPoints"]
 position = Vector3(0, 1.08, -17)
 script = ExtResource("5_safe_point")
+
+[node name="FishingShop" type="Node3D" parent="."]
+position = Vector3(8, 0, 5)
+
+[node name="Counter" type="MeshInstance3D" parent="FishingShop"]
+position = Vector3(0, 0.625, 0)
+mesh = SubResource("ShopCounterMesh")
+material_override = SubResource("ShopPrimaryMaterial")
+
+[node name="Roof" type="MeshInstance3D" parent="FishingShop"]
+position = Vector3(0, 2.25, 0)
+mesh = SubResource("ShopRoofMesh")
+material_override = SubResource("ShopAccentMaterial")
+
+[node name="WestPost" type="MeshInstance3D" parent="FishingShop"]
+position = Vector3(-1.55, 1.4, 0.55)
+mesh = SubResource("ShopPostMesh")
+material_override = SubResource("ShopPrimaryMaterial")
+
+[node name="EastPost" type="MeshInstance3D" parent="FishingShop"]
+position = Vector3(1.55, 1.4, 0.55)
+mesh = SubResource("ShopPostMesh")
+material_override = SubResource("ShopPrimaryMaterial")
+
+[node name="ShopName" type="Label3D" parent="FishingShop"]
+position = Vector3(0, 2.7, 0)
+text = "Fishing Shop"
+font_size = 36
+outline_size = 8
+billboard = 1
+no_depth_test = true
+
+[node name="FishingShopInteraction" type="Area3D" parent="FishingShop"]
+unique_name_in_owner = true
+position = Vector3(0, 1, 0)
+collision_layer = 0
+collision_mask = 2
+script = ExtResource("6_shop")
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="FishingShop/FishingShopInteraction"]
+shape = SubResource("ShopInteractionShape")