Add rover game and such

assets/level/Level.tscn

@@ -1,12 +1,14 @@
-[gd_scene load_steps=3 format=2]
+[gd_scene load_steps=4 format=2]
 
 [ext_resource path="res://assets/level/Level.glb" type="PackedScene" id=1]
+[ext_resource path="res://scripts/Level.gd" type="Script" id=2]
 
 [sub_resource type="CylinderShape" id=1]
 height = 6.30212
 radius = 2.14679
 
 [node name="Level" instance=ExtResource( 1 )]
+script = ExtResource( 2 )
 
 [node name="RTG" type="StaticBody" parent="." index="81"]
 

assets/moon_buggy/Beetle IX.tscn

@@ -0,0 +1,68 @@
+[gd_scene load_steps=16 format=2]
+
+[ext_resource path="res://assets/moon_buggy/Beetle IX.glb" type="PackedScene" id=1]
+[ext_resource path="res://scripts/Beetle IX.gd" type="Script" id=2]
+
+[sub_resource type="AnimationNodeAdd2" id=1]
+filter_enabled = true
+filters = [ "Armature/Skeleton:Back Wheel.L", "Armature/Skeleton:Back Wheel.R", "Armature/Skeleton:Front Wheel.L", "Armature/Skeleton:Front Wheel.R", "Armature/Skeleton:Middle Wheel.L", "Armature/Skeleton:Middle Wheel.R" ]
+
+[sub_resource type="AnimationNodeAnimation" id=2]
+animation = "Wheel Turn-loop"
+
+[sub_resource type="AnimationNodeAnimation" id=3]
+animation = "Driving-loop"
+
+[sub_resource type="AnimationNodeBlendTree" id=4]
+nodes/Add2/node = SubResource( 1 )
+nodes/Add2/position = Vector2( 546.667, 80 )
+nodes/Animation/node = SubResource( 3 )
+nodes/Animation/position = Vector2( 213.333, 66.6667 )
+"nodes/Animation 2/node" = SubResource( 2 )
+"nodes/Animation 2/position" = Vector2( 160, 200 )
+nodes/output/position = Vector2( 813.333, 133.333 )
+node_connections = [ "Add2", 0, "Animation", "Add2", 1, "Animation 2", "output", 0, "Add2" ]
+
+[sub_resource type="AnimationNodeAnimation" id=5]
+animation = "Idle-loop"
+
+[sub_resource type="AnimationNodeAnimation" id=6]
+animation = "Reset"
+
+[sub_resource type="AnimationNodeAnimation" id=7]
+animation = "Startup"
+
+[sub_resource type="AnimationNodeStateMachineTransition" id=8]
+
+[sub_resource type="AnimationNodeStateMachineTransition" id=9]
+
+[sub_resource type="AnimationNodeStateMachineTransition" id=10]
+xfade_time = 1.3
+
+[sub_resource type="AnimationNodeStateMachineTransition" id=11]
+xfade_time = 0.1
+
+[sub_resource type="AnimationNodeStateMachine" id=12]
+states/driving/node = SubResource( 4 )
+states/driving/position = Vector2( 647.667, 97.6173 )
+states/idle/node = SubResource( 5 )
+states/idle/position = Vector2( 284.333, 83.8258 )
+states/reset/node = SubResource( 6 )
+states/reset/position = Vector2( 171, 180.523 )
+states/startup/node = SubResource( 7 )
+states/startup/position = Vector2( 457.667, 34.9054 )
+transitions = [ "reset", "idle", SubResource( 8 ), "idle", "startup", SubResource( 9 ), "startup", "driving", SubResource( 10 ), "driving", "idle", SubResource( 11 ) ]
+start_node = "reset"
+graph_offset = Vector2( -163, -60 )
+
+[sub_resource type="AnimationNodeStateMachinePlayback" id=13]
+
+[node name="Beetle IX" instance=ExtResource( 1 )]
+script = ExtResource( 2 )
+
+[node name="AnimationTree" type="AnimationTree" parent="." index="2"]
+tree_root = SubResource( 12 )
+anim_player = NodePath("../AnimationPlayer")
+active = true
+parameters/playback = SubResource( 13 )
+parameters/driving/Add2/add_amount = 1.0

project.godot

@@ -70,6 +70,11 @@ _global_script_classes=[ {
 "path": "res://addons/dialogic/Example Assets/History/HistoryRow.gd"
 }, {
 "base": "Resource",
+"class": "Interface",
+"language": "GDScript",
+"path": "res://scripts/Interface.gd"
+}, {
+"base": "Resource",
 "class": "ItemType",
 "language": "GDScript",
 "path": "res://scripts/ItemType.gd"
@@ -97,6 +102,7 @@ _global_script_class_icons={
 "DialogicResources": "",
 "DialogicUtil": "",
 "HistoryRow": "",
+"Interface": "",
 "ItemType": "",
 "Recipe": "",
 "RecipeDB": ""
@@ -108,6 +114,10 @@ config/name="project-dung"
 run/main_scene="res://scenes/main.tscn"
 config/icon="res://icon.png"
 
+[autoload]
+
+InterfaceChecker="*res://scripts/interface_checker.gd"
+
 [display]
 
 window/size/width=1920

scenes/game_manager.tscn

@@ -2,7 +2,7 @@
 
 [ext_resource path="res://scripts/game_manager.gd" type="Script" id=1]
 
-[node name="game_manager" type="Node" groups=["game_manager"]]
+[node name="game_manager" type="CanvasLayer" groups=["game_manager"]]
 script = ExtResource( 1 )
 
 [node name="UI" type="Control" parent="."]

scenes/main.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=28 format=2]
+[gd_scene load_steps=29 format=2]
 
 [ext_resource path="res://assets/level/Level.tscn" type="PackedScene" id=1]
 [ext_resource path="res://scripts/cameras.gd" type="Script" id=2]
@@ -20,6 +20,7 @@
 [ext_resource path="res://scenes/cheat_menu.tscn" type="PackedScene" id=18]
 [ext_resource path="res://item_types/ore.tres" type="Resource" id=19]
 [ext_resource path="res://recipes/all_recipes.tres" type="Resource" id=20]
+[ext_resource path="res://scenes/rover_station.tscn" type="PackedScene" id=21]
 
 [sub_resource type="CylinderShape" id=1]
 height = 5.22615
@@ -375,6 +376,11 @@ text = "Communications"
 [node name="comm_station" parent="Communications" instance=ExtResource( 13 )]
 transform = Transform( 1, 3.49246e-10, -2.23517e-08, -3.49246e-10, 1, 1.60071e-10, 2.23517e-08, 1.78261e-10, 1, 0.664039, 5.58794e-09, -7.58252 )
 
+[node name="Rover_Room" type="Spatial" parent="."]
+transform = Transform( -0.707107, 0, 0.707107, 0, 1, 0, -0.707107, 0, -0.707107, -11, 0, 11 )
+
+[node name="rover_station" parent="Rover_Room" instance=ExtResource( 21 )]
+
 [node name="CanvasLayer" type="CanvasLayer" parent="."]
 
 [node name="cheat_menu" parent="CanvasLayer" instance=ExtResource( 18 )]
@@ -405,3 +411,5 @@ transform = Transform( 1, 3.49246e-10, -2.23517e-08, -3.49246e-10, 1, 1.60071e-1
 [connection signal="player_exited" from="cameras/camera_comms" to="cameras" method="_on_camera_room_player_exited"]
 [connection signal="player_entered" from="cameras/camera_hydroponics" to="cameras" method="_on_camera_room_player_entered"]
 [connection signal="player_exited" from="cameras/camera_hydroponics" to="cameras" method="_on_camera_room_player_exited"]
+
+[editable path="Level"]

scenes/player.tscn

@@ -714,7 +714,7 @@ mesh = SubResource( 1 )
 skin = SubResource( 2 )
 
 [node name="head_bone" type="BoneAttachment" parent="model_transform/DungMan/Armature/Skeleton" index="1"]
-transform = Transform( 1, -2.21988e-16, 5.59982e-18, -6.93938e-20, 0.0249053, 0.99969, -2.22059e-16, -0.99969, 0.0249053, -3.32446e-16, -0.0244905, -1.49896 )
+transform = Transform( 1, -2.22045e-16, 5.12852e-23, 1.32349e-23, 2.83122e-07, 1, -2.22045e-16, -1, 2.83122e-07, -3.33067e-16, 5.21541e-08, -1.5 )
 bone_name = "Item"
 
 [node name="ItemSpawn" type="Spatial" parent="model_transform/DungMan/Armature/Skeleton/head_bone"]

scenes/rover.tscn

@@ -1,16 +1,11 @@
-[gd_scene load_steps=6 format=2]
+[gd_scene load_steps=5 format=2]
 
 [ext_resource path="res://scripts/rover.gd" type="Script" id=1]
+[ext_resource path="res://assets/moon_buggy/Beetle IX.tscn" type="PackedScene" id=2]
 
 [sub_resource type="CylinderShape" id=13]
 radius = 2.98085
 
-[sub_resource type="CubeMesh" id=2]
-size = Vector3( 6, 2, 6 )
-
-[sub_resource type="SpatialMaterial" id=12]
-albedo_color = Color( 0.627451, 0.156863, 0.156863, 1 )
-
 [sub_resource type="BoxShape" id=9]
 extents = Vector3( 2.90757, 1, 2.12399 )
 
@@ -29,19 +24,17 @@ transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0 )
 shape = SubResource( 13 )
 
 [node name="visual" type="Spatial" parent="."]
-
+transform = Transform( -1, 0, -8.74228e-08, 0, 1, 0, 8.74228e-08, 0, -1, 0, 0, 0 )
-[node name="MeshInstance" type="MeshInstance" parent="visual"]
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0 )
-mesh = SubResource( 2 )
-skeleton = NodePath("../../..")
-material/0 = SubResource( 12 )
 
 [node name="interact_box" type="Area" parent="visual"]
 unique_name_in_owner = true
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, -3.96067 )
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, -5.15549 )
 collision_layer = 4
 collision_mask = 8
 
 [node name="CollisionShape" type="CollisionShape" parent="visual/interact_box"]
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1.39215 )
 shape = SubResource( 9 )
+
+[node name="BeetleIX" parent="visual" instance=ExtResource( 2 )]
+transform = Transform( 2.3073, 0, 0, 0, 2.3073, 0, 0, 0, 2.3073, 0, 0, 0 )

scenes/rover_game.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=9 format=2]
+[gd_scene load_steps=8 format=2]
 
 [ext_resource path="res://scenes/rover.tscn" type="PackedScene" id=1]
 [ext_resource path="res://assets/rover_level/RoverGame.glb" type="PackedScene" id=4]
@@ -8,14 +8,10 @@
 [sub_resource type="BoxShape" id=7]
 extents = Vector3( 21.7976, 4.38074, 5.34608 )
 
-[sub_resource type="ProceduralSky" id=6]
-sky_top_color = Color( 1, 1, 1, 1 )
-sky_horizon_color = Color( 0.721569, 0.721569, 0.721569, 1 )
-
 [sub_resource type="Environment" id=5]
 background_mode = 2
-background_sky = SubResource( 6 )
 background_color = Color( 0.752941, 0.752941, 0.752941, 1 )
+ambient_light_color = Color( 0.32549, 0.32549, 0.32549, 1 )
 ssao_enabled = true
 ssao_radius = 15.99
 ssao_intensity = 3.14
@@ -29,13 +25,20 @@ extents = Vector3( 100, 1, 400 )
 script = ExtResource( 6 )
 
 [node name="RoverGame" parent="." instance=ExtResource( 4 )]
+__meta__ = {
+"_edit_group_": true
+}
 
 [node name="rover" parent="." instance=ExtResource( 1 )]
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.04923, 50 )
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.0511061, 50 )
 mass = 2.0
 
+[node name="Camera" type="Camera" parent="rover/visual" index="2"]
+transform = Transform( 1.19422e-07, 0.5, -0.866025, -4.37114e-08, 0.866025, 0.5, 1, -2.18557e-08, 1.25278e-07, -13.15, 6.519, 0.386 )
+far = 300.0
+
 [node name="rover_camera" type="Camera" parent="."]
-transform = Transform( -4.37114e-08, 0.866025, -0.5, 0, 0.5, 0.866025, 1, 3.78552e-08, -2.18557e-08, -34.343, 66.514, 50 )
+transform = Transform( -4.37114e-08, 0.707106, -0.707106, 0, 0.707106, 0.707106, 1, 3.09086e-08, -3.09086e-08, -26.657, 23.188, 50 )
 current = true
 script = ExtResource( 5 )
 
@@ -59,7 +62,6 @@ transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0.172523, 0.157974, 349.242 )
 shape = SubResource( 8 )
 
 [node name="Timer" type="Timer" parent="."]
-wait_time = 60.0
 one_shot = true
 autostart = true
 
@@ -209,6 +211,12 @@ transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 15.0132, 0, 664.688 )
 [node name="spawn_location42" type="Position3D" parent="spawn locations" groups=["rock_spawn_location"]]
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 17.4828, 0, 603.399 )
 
+[node name="DirectionalLight" type="DirectionalLight" parent="."]
+transform = Transform( 0.866025, 2.18557e-08, -0.5, 0.5, -3.78552e-08, 0.866025, 0, -1, -4.37114e-08, 0, 87.952, 53 )
+shadow_enabled = true
+
 [connection signal="area_entered" from="collection_area" to="." method="_on_collection_area_area_entered"]
+[connection signal="timeout" from="Timer" to="." method="_on_Timer_timeout"]
 
 [editable path="RoverGame"]
+[editable path="rover"]

scenes/rover_station.tscn

@@ -0,0 +1,53 @@
+[gd_scene load_steps=7 format=2]
+
+[ext_resource path="res://scenes/status_light.tscn" type="PackedScene" id=1]
+[ext_resource path="res://scenes/item_holder.tscn" type="PackedScene" id=2]
+[ext_resource path="res://scenes/coin_machine.tscn" type="PackedScene" id=3]
+[ext_resource path="res://scenes/item_dump.tscn" type="PackedScene" id=4]
+[ext_resource path="res://scripts/rover_station/rover_station.gd" type="Script" id=6]
+[ext_resource path="res://item_types/repair_kit.tres" type="Resource" id=11]
+
+[node name="rover_station" type="Spatial" groups=["on_player_sleep_listener"]]
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0.173937, 0, -3.56739 )
+script = ExtResource( 6 )
+
+[node name="status_light" parent="." instance=ExtResource( 1 )]
+transform = Transform( 0.999404, 0, 0.0345158, 0, 1, 0, -0.0345158, 0, 0.999404, 0.0140028, -0.0739165, 1.81011 )
+omni_range = 2.3706
+
+[node name="coin_machine" parent="." instance=ExtResource( 3 )]
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.02357, 0.126143 )
+
+[node name="item_holder" parent="." instance=ExtResource( 2 )]
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 2.26269, 0.778543, -0.31761 )
+
+[node name="item_dump" parent="." instance=ExtResource( 4 )]
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 9.53674e-07, 0.993049, 0.0943546 )
+item_type_0 = ExtResource( 11 )
+item_count_0 = 1
+
+[node name="game_canvas" type="CanvasLayer" parent="."]
+layer = 0
+visible = false
+
+[node name="ViewportContainer" type="ViewportContainer" parent="game_canvas"]
+anchor_right = 1.0
+anchor_bottom = 1.0
+stretch = true
+
+[node name="rover_game_viewport" type="Viewport" parent="game_canvas/ViewportContainer"]
+unique_name_in_owner = true
+size = Vector2( 1920, 1080 )
+own_world = true
+handle_input_locally = false
+msaa = 1
+render_target_update_mode = 0
+shadow_atlas_size = 4096
+
+[node name="rover_game" parent="game_canvas/ViewportContainer/rover_game_viewport" instance_placeholder="res://scenes/rover_game.tscn"]
+unique_name_in_owner = true
+play_time = 40.0
+
+[connection signal="coin_requirement_met" from="coin_machine" to="." method="_on_coin_machine_coin_requirement_met"]
+[connection signal="item_changed" from="item_holder" to="." method="_on_item_holder_item_changed"]
+[connection signal="item_dump_completed" from="item_dump" to="." method="_on_item_dump_completed"]

scripts/Beetle IX.gd

@@ -0,0 +1,9 @@
+extends Spatial
+
+onready var playback = $AnimationTree["parameters/playback"]
+
+func idle():
+	playback.travel("idle")
+
+func drive():
+	playback.travel("driving")

scripts/Interface.gd

@@ -0,0 +1,40 @@
+extends Resource
+class_name Interface
+
+export(Array, String) var method_names
+
+func assert_implemented_by(script):
+	if !(script is Script):
+		script = script.get_script()
+	var methods = {}
+	for method in script.get_script_method_list():
+		methods[method.name] = method
+
+	for method_name in method_names:
+		assert(methods.has(method_name), "`%s` does not implement `%s` from interface `%s`" % [script.resource_path, method_name, resource_path])
+
+static func check_script(path: String):
+	var script: Script = load(path)
+	var interfaces = script.get("INTERFACES")
+	if interfaces == null:
+		return
+	for interface in interfaces:
+		interface.assert_implemented_by(script)
+
+static func check_all_scripts(path: String):
+	if not OS.is_debug_build():
+		return
+	var dir = Directory.new()
+	if dir.open(path) == OK:
+		dir.list_dir_begin()
+		var file_name = dir.get_next()
+		while file_name != "":
+			if dir.current_is_dir():
+				if not file_name.begins_with("."):
+					check_all_scripts(path + "/" + file_name)
+			else:
+				if file_name.ends_with(".gd"):
+					check_script(path + "/" + file_name)
+			file_name = dir.get_next()
+	else:
+		print("An error occurred when trying to access the path.")

scripts/Level.gd

@@ -0,0 +1,11 @@
+extends Spatial
+
+
+func _ready():
+	pass
+
+func start_drill():
+	$AnimationPlayer.play("Excavator Running-loop")
+
+func stop_drill():
+	$AnimationPlayer.play("Excavator Reset")

scripts/interface_checker.gd

@@ -0,0 +1,4 @@
+extends Node
+
+func _init():
+	Interface.check_all_scripts("res://scripts")

scripts/player/player.gd

@@ -5,6 +5,7 @@ signal starved_to_death
 const StateDefault = preload("res://scripts/player/state/default.gd")
 const StateInteracting = preload("res://scripts/player/state/interacting.gd")
 const StateSleeping = preload("res://scripts/player/state/sleeping.gd")
+const StatePlayingRoverGame = preload("res://scripts/player/state/playing_rover_game.gd")
 
 const SPEED = 10.0
 const MAX_HEALTH = 4
@@ -133,3 +134,8 @@ func _on_blink_timer_timeout():
 func sleep(made_it_to_bed: bool, hop_position: Spatial):
 	state.on_sleep(made_it_to_bed, hop_position)
 
+func start_playing_rover_game():
+	state.on_start_playing_rover_game()
+
+func stop_playing_rover_game():
+	state.on_stop_playing_rover_game()

scripts/player/state/default.gd

@@ -1,5 +1,6 @@
 extends Reference
 
+const INTERFACES = [preload("res://scripts/player/state/state_interface.tres")]
 const NAME = "default"
 const EPSILON = 0.0001
 
@@ -7,9 +8,6 @@ var ctx = null
 var anim_tree: AnimationTree
 var move_playback
 
-func _init():
-	pass
-
 func enter_from(state):
 	anim_tree = ctx.get_node("model_transform/DungMan/AnimationTree")
 	move_playback = anim_tree["parameters/Move/playback"]
@@ -34,3 +32,10 @@ func unhandled_input(event):
 
 func on_sleep(made_it_to_bed: bool, hop_position: Spatial):
 	ctx.change_state(ctx.StateSleeping.new(made_it_to_bed, hop_position))
+
+func on_start_playing_rover_game():
+	ctx.change_state(ctx.StatePlayingRoverGame.new())
+
+func on_stop_playing_rover_game():
+	assert(false, "invalid state")
+

scripts/player/state/interacting.gd

@@ -1,5 +1,6 @@
 extends Reference
 
+const INTERFACES = [preload("res://scripts/player/state/state_interface.tres")]
 const NAME = "interacting"
 
 var ctx: KinematicBody = null
@@ -17,7 +18,8 @@ func enter_from(state):
 	timer.connect("timeout", self, "_on_timeout", [], CONNECT_ONESHOT)
 
 func exit_to(state):
-	pass
+	if timer.is_connected("timeout", self, "_on_timeout"):
+		timer.disconnect("timeout", self, "_on_timeout")
 
 func physics_process(delta):
 	pass
@@ -50,5 +52,10 @@ func try_trigger_interact(area) -> bool:
 	return true
 
 func on_sleep(made_it_to_bed: bool, hop_position: Spatial):
-	timer.disconnect("timeout", self, "_on_timeout")
 	ctx.change_state(ctx.StateSleeping.new(made_it_to_bed, hop_position))
+
+func on_start_playing_rover_game():
+	ctx.change_state(ctx.StatePlayingRoverGame.new())
+
+func on_stop_playing_rover_game():
+	assert(false, "invalid state")

scripts/player/state/playing_rover_game.gd

@@ -0,0 +1,29 @@
+extends Reference
+
+const INTERFACES = [preload("res://scripts/player/state/state_interface.tres")]
+const NAME = "playing_rover_game"
+
+var ctx: KinematicBody = null
+
+func enter_from(state):
+	var anim_tree: AnimationTree = ctx.get_node("model_transform/DungMan/AnimationTree")
+	var move_playback: AnimationNodeStateMachinePlayback = anim_tree["parameters/Move/playback"]
+	move_playback.travel("idle")
+
+func exit_to(state):
+	pass
+
+func physics_process(delta):
+	pass
+
+func unhandled_input(event: InputEvent):
+	pass
+
+func on_sleep(made_it_to_bed: bool, hop_position: Spatial):
+	ctx.change_state(ctx.StateSleeping.new(made_it_to_bed, hop_position))
+
+func on_start_playing_rover_game():
+	assert(false, "invalid state")
+
+func on_stop_playing_rover_game():
+	ctx.change_state(ctx.StateDefault.new())

scripts/player/state/sleeping.gd

@@ -1,5 +1,6 @@
 extends Reference
 
+const INTERFACES = [preload("res://scripts/player/state/state_interface.tres")]
 const NAME = "sleeping"
 
 var ctx: KinematicBody = null
@@ -16,6 +17,7 @@ func _init(p_made_it_to_bed: bool, p_hop_position: Spatial = null):
 	made_it_to_bed = p_made_it_to_bed
 
 func enter_from(state):
+	ctx.get_tree().call_group("on_player_sleep_listener", "on_player_sleep")
 	hop_position = hop_position if hop_position else ctx.get_tree().get_nodes_in_group("bed_hop_position")[0]
 	model_transform = ctx.get_node("model_transform")
 	anim_player = ctx.get_node("model_transform/node_animations")
@@ -97,3 +99,9 @@ func unhandled_input(event: InputEvent):
 
 func on_sleep(made_it_to_bed: bool, hop_position: Spatial):
 	assert(false, "shouldn't be able to sleep while sleeping")
+
+func on_start_playing_rover_game():
+	assert(false, "invalid state")
+
+func on_stop_playing_rover_game():
+	pass

scripts/player/state/state_interface.tres

@@ -0,0 +1,7 @@
+[gd_resource type="Resource" load_steps=2 format=2]
+
+[ext_resource path="res://scripts/Interface.gd" type="Script" id=1]
+
+[resource]
+script = ExtResource( 1 )
+method_names = [ "enter_from", "exit_to", "physics_process", "unhandled_input", "on_sleep", "on_start_playing_rover_game", "on_stop_playing_rover_game" ]

scripts/rock.gd

@@ -1,5 +1,6 @@
 extends RigidBody
 
+export var treasure: Resource
 
 func _ready():
 	$hit_box.set_meta("owner", self)

scripts/rover.gd

@@ -1,11 +1,17 @@
 extends RigidBody
 
+const EPSILON = 0.0001
 const SPEED = 300.0
 const TURN = 2.5
-var heading := Vector3.FORWARD
+var heading := Vector3.BACK
 
 func _physics_process(delta):
-	heading = heading.rotated(Vector3.UP, Input.get_axis("right", "left") * TURN * delta).normalized()
+	var input = Vector3(Input.get_axis("right", "left"), 0.0, Input.get_axis("down", "up"))
+	if input.length_squared() > EPSILON:
+		$visual/BeetleIX.drive()
+	else:
+		$visual/BeetleIX.idle()
+	heading = heading.rotated(Vector3.UP, input.x * TURN * delta).normalized()
 	$visual.global_transform = $visual.global_transform.looking_at($visual.global_transform.origin + heading, Vector3.UP)
 
 func _integrate_forces(state):

scripts/rover_game.gd

@@ -1,6 +1,19 @@
 extends Spatial
 
+signal game_over
+signal got_treasure(item_type)
+
+export var play_time: float = 20.0
+
+const loot_table = {
+	#preload("res://")
+}
+
+var main: Node
+var treasure := [] # is array of item_types
+
 func _ready():
+	$Timer.start(play_time)
 	spawn_rocks(10)
 
 func spawn_rocks(count: int):
@@ -10,12 +23,17 @@ func spawn_rocks(count: int):
 		var location = locations[i]
 		var rock = preload("res://scenes/rock.tscn").instance()
 		location.add_child(rock)
-		
 
 func _on_collection_area_area_entered(area):
 	if area.has_meta("owner"):
 		area = area.get_meta("owner")
 	area.queue_free()
+	emit_signal("got_treasure", preload("res://item_types/ore.tres"))
 
 func _process(delta):
 	$"%progress_bar".value = $Timer.time_left * 100.0 / $Timer.wait_time
+
+func _on_Timer_timeout():
+	emit_signal("game_over")
+
+

scripts/rover_station/rover_station.gd

@@ -0,0 +1,41 @@
+extends Damageable
+
+const StateIdle = preload("res://scripts/rover_station/state/idle.gd")
+const StateBroken = preload("res://scripts/rover_station/state/broken.gd")
+const StatePlaying = preload("res://scripts/rover_station/state/playing.gd")
+
+var state = null
+var treasure := [] # array of ItemTypes
+
+func _ready():
+	state = StateBroken.new() if start_broken else StateIdle.new()
+	state.ctx = self
+	state.enter_from(null)
+	print("rover_station: NULL -> ", state.NAME)
+
+func change_state(new_state):
+	print("rover_station: ", state.NAME, " -> ", new_state.NAME)
+	new_state.ctx = self
+	state.exit_to(new_state)
+	new_state.enter_from(state)
+	state = new_state
+
+func _on_coin_machine_coin_requirement_met(player):
+	state.on_coin_machine_coin_requirement_met(player)
+
+func _on_item_dump_completed():
+	state.on_item_dump_completed()
+
+func on_player_sleep():
+	state.on_player_sleep()
+
+func add_treasure(item_type: Resource):
+	if $item_holder.item_in_hold == null:
+		$item_holder.add_item(item_type.spawn_node())
+	else:
+		treasure.push_back(item_type)
+
+func _on_item_holder_item_changed(item):
+	if item == null and not treasure.empty():
+		$item_holder.add_item(treasure.pop_front().spawn_node())
+

scripts/rover_station/state/broken.gd

@@ -0,0 +1,33 @@
+extends Reference
+
+const INTERFACES = [preload("res://scripts/rover_station/state/state_interface.tres")]
+const NAME = "broken"
+
+var ctx = null
+
+func _init():
+	pass
+
+func enter_from(state):
+	ctx.get_node("item_dump").enabled = true
+	ctx.get_node("item_dump").reset()
+	ctx.get_node("coin_machine").enabled = false
+	ctx.get_node("item_holder").add_enabled = true
+	ctx.get_node("item_holder").remove_enabled = true
+	ctx.get_node("status_light").fail()
+
+func exit_to(state):
+	assert(state.NAME != "broken")
+
+func on_coin_machine_coin_requirement_met(player):
+	assert(false, "should be impossible while broken")
+
+func on_item_dump_completed():
+	ctx.full_heal()
+	ctx.change_state(ctx.StateIdle.new())
+
+func on_damage_taken():
+	assert(false, "should be impossible while broken")
+
+func on_player_sleep():
+	ctx.treasure.clear()

scripts/rover_station/state/idle.gd

@@ -0,0 +1,32 @@
+extends Reference
+
+const INTERFACES = [preload("res://scripts/rover_station/state/state_interface.tres")]
+const NAME = "idle"
+
+var ctx = null
+
+func _init():
+	pass
+
+func enter_from(state):
+	ctx.get_node("item_dump").enabled = false
+	ctx.get_node("coin_machine").enabled = true
+	ctx.get_node("item_holder").add_enabled = true
+	ctx.get_node("item_holder").remove_enabled = true
+	ctx.get_node("status_light").idle()
+
+func exit_to(state):
+	pass
+
+func on_coin_machine_coin_requirement_met(player):
+	ctx.change_state(ctx.StatePlaying.new(player))
+
+func on_item_dump_completed():
+	assert(false, "item dump should be disabled")
+
+func on_damage_taken():
+	if ctx.hp <= 0:
+		ctx.change_state(ctx.StateBroken.new())
+
+func on_player_sleep():
+	ctx.treasure.clear()

scripts/rover_station/state/playing.gd

@@ -0,0 +1,52 @@
+extends Reference
+
+const INTERFACES = [preload("res://scripts/rover_station/state/state_interface.tres")]
+const NAME = "playing"
+
+var ctx: Spatial = null
+var game: Node
+var player: Node
+
+func _init(p_player: Node):
+	player = p_player
+
+func enter_from(state):
+	ctx.get_node("item_dump").enabled = false
+	ctx.get_node("coin_machine").enabled = false
+	ctx.get_node("item_holder").add_enabled = false
+	ctx.get_node("item_holder").remove_enabled = false
+	ctx.get_node("status_light").activate()
+	# START THE GAME
+	game = ctx.get_node("%rover_game").create_instance()
+	game.connect("got_treasure", self, "on_got_treasure")
+	game.connect("game_over", self, "on_game_over")
+	ctx.get_node("game_canvas").visible = true
+	player.start_playing_rover_game()
+
+func exit_to(state):
+	# END THE GAME
+	player.stop_playing_rover_game()
+	ctx.get_node("game_canvas").visible = false
+	if game:
+		game.queue_free()
+	game = null
+
+func on_coin_machine_coin_requirement_met(player):
+	assert(false, "coin machine should be disabled while playing")
+
+func on_item_dump_completed():
+	assert(false, "item dump should be disabled while playing")
+
+func on_damage_taken():
+	if ctx.hp <= 0:
+		ctx.change_state(ctx.StateBroken.new())
+
+func on_got_treasure(treasure: Resource):
+	ctx.add_treasure(treasure)
+
+func on_game_over():
+	ctx.change_state(ctx.StateIdle.new())
+
+func on_player_sleep():
+	ctx.treasure.clear()
+	ctx.change_state(ctx.StateIdle.new())

scripts/rover_station/state/state_interface.tres

@@ -0,0 +1,7 @@
+[gd_resource type="Resource" load_steps=2 format=2]
+
+[ext_resource path="res://scripts/Interface.gd" type="Script" id=1]
+
+[resource]
+script = ExtResource( 1 )
+method_names = [ "enter_from", "exit_to", "on_coin_machine_coin_requirement_met", "on_item_dump_completed", "on_player_sleep" ]