Preserve approved pixel tower prototype as development baseline

2026-09-09 07:51:16 +09:00
commit 423fd6dd2e
915 changed files with 95193 additions and 0 deletions
@@ -0,0 +1,125 @@
+class_name InventoryReservation
+extends RefCounted
+
+enum State {
+	ACTIVE,
+	CONSUMED,
+	RELEASED,
+	EXPIRED,
+}
+
+var reservation_id: StringName = &""
+var stack_id: StringName = &""
+var owner_inventory_id: StringName = &""
+var item_id: StringName = &""
+var quantity := 0
+var requester_id: StringName = &""
+var purpose: StringName = &""
+var created_at := 0
+var expires_at := -1
+var state: State = State.ACTIVE
+var terminal_at := -1
+
+
+func configure(
+	p_reservation_id: StringName,
+	p_stack_id: StringName,
+	p_owner_inventory_id: StringName,
+	p_item_id: StringName,
+	p_quantity: int,
+	p_requester_id: StringName,
+	p_purpose: StringName,
+	p_created_at: int,
+	p_expires_at: int = -1
+) -> InventoryReservation:
+	reservation_id = p_reservation_id
+	stack_id = p_stack_id
+	owner_inventory_id = p_owner_inventory_id
+	item_id = p_item_id
+	quantity = maxi(p_quantity, 0)
+	requester_id = p_requester_id
+	purpose = p_purpose
+	created_at = maxi(p_created_at, 0)
+	expires_at = p_expires_at
+	return self
+
+
+func is_active() -> bool:
+	return state == State.ACTIVE
+
+
+func is_expired(absolute_minute: int) -> bool:
+	return expires_at >= 0 and absolute_minute >= expires_at
+
+
+func mark_consumed(absolute_minute: int) -> bool:
+	if state != State.ACTIVE:
+		return false
+	state = State.CONSUMED
+	terminal_at = absolute_minute
+	return true
+
+
+func mark_released(absolute_minute: int) -> bool:
+	if state != State.ACTIVE:
+		return false
+	state = State.RELEASED
+	terminal_at = absolute_minute
+	return true
+
+
+func mark_expired(absolute_minute: int) -> bool:
+	if state != State.ACTIVE:
+		return false
+	state = State.EXPIRED
+	terminal_at = absolute_minute
+	return true
+
+
+func create_snapshot() -> Dictionary:
+	return {
+		&"reservation_id": String(reservation_id),
+		&"stack_id": String(stack_id),
+		&"owner_inventory_id": String(owner_inventory_id),
+		&"item_id": String(item_id),
+		&"quantity": quantity,
+		&"requester_id": String(requester_id),
+		&"purpose": String(purpose),
+		&"created_at": created_at,
+		&"expires_at": expires_at,
+		&"state": State.keys()[state],
+		&"terminal_at": terminal_at,
+	}
+
+
+static func from_snapshot(snapshot: Dictionary) -> InventoryReservation:
+	if not _is_valid_snapshot(snapshot):
+		return null
+	var state_index := State.keys().find(String(snapshot.get(&"state", "ACTIVE")))
+	if state_index < 0:
+		return null
+	var reservation := InventoryReservation.new().configure(
+		StringName(snapshot.get(&"reservation_id", "")),
+		StringName(snapshot.get(&"stack_id", "")),
+		StringName(snapshot.get(&"owner_inventory_id", "")),
+		StringName(snapshot.get(&"item_id", "")),
+		int(snapshot.get(&"quantity", 0)),
+		StringName(snapshot.get(&"requester_id", "")),
+		StringName(snapshot.get(&"purpose", "")),
+		int(snapshot.get(&"created_at", 0)),
+		int(snapshot.get(&"expires_at", -1))
+	)
+	reservation.state = state_index as State
+	reservation.terminal_at = int(snapshot.get(&"terminal_at", -1))
+	return reservation
+
+
+static func _is_valid_snapshot(snapshot: Dictionary) -> bool:
+	return (
+		not String(snapshot.get(&"reservation_id", "")).is_empty()
+		and not String(snapshot.get(&"stack_id", "")).is_empty()
+		and not String(snapshot.get(&"owner_inventory_id", "")).is_empty()
+		and not String(snapshot.get(&"item_id", "")).is_empty()
+		and int(snapshot.get(&"quantity", 0)) > 0
+		and int(snapshot.get(&"created_at", -1)) >= 0
+	)