feat: add weak-villager and damaged-roof village needs

simulation/SimulationManager.gd

@@ -232,6 +232,8 @@ func _select_action_if_idle(npc: SimNPC, previous_state: StringName) -> void:
 		return
 	if npc.task_state not in [SimNPC.TASK_STATE_IDLE, SimNPC.TASK_STATE_COMPLETE]:
 		return
+	if _is_weak_villager_state(npc):
+		record_narrative_event(SimulationIds.EVENT_VILLAGER_WEAK, npc.id)
 	var helper := get_active_opportunity_helper()
 	var animal_feed_available := animal_care.has_available_feed_target(npc.id)
 	var selection := action_selector.select_action(
@@ -249,6 +251,16 @@ func _select_action_if_idle(npc: SimNPC, previous_state: StringName) -> void:
 	record_narrative_event(SimulationIds.EVENT_TASK_STARTED, npc.id, &"", display_name)
 
 
+func _is_weak_villager_state(npc: SimNPC) -> bool:
+	return (
+		npc.is_starving
+		and npc.energy < 25.0
+		and village.food <= 0.0
+		and npc.get_inventory_amount(SimulationIds.RESOURCE_FOOD) < 1.0
+		and opportunity_system.get_open_opportunity() == null
+	)
+
+
 func _handle_npc_death(npc: SimNPC, previous_task: StringName, previous_target: StringName) -> void:
 	if not previous_target.is_empty():
 		release_npc_reservation(npc.id)
@@ -301,6 +313,8 @@ func _apply_action_completion(
 			npc.energy = minf(npc.energy + 40.0, 100.0)
 			npc.position = npc.home_position
 			record_narrative_event(SimulationIds.EVENT_NPC_SLEPT, npc.id)
+			if village.safety < 25.0 and opportunity_system.get_open_opportunity() == null:
+				record_narrative_event(SimulationIds.EVENT_HOME_DAMAGED, npc.id)
 		SimulationIds.ACTION_FEED_ANIMAL:
 			pass
 		SimulationIds.ACTION_PATROL, SimulationIds.ACTION_STUDY, SimulationIds.ACTION_REST, SimulationIds.ACTION_WANDER:

simulation/definitions/SimulationIds.gd

@@ -53,9 +53,13 @@ const EVENT_TASK_STARTED := &"task_started"
 const EVENT_TASK_BLOCKED := &"task_blocked"
 const EVENT_RESOURCE_DEPLETED := &"resource_depleted"
 const EVENT_ANIMAL_FED := &"animal_fed"
+const EVENT_VILLAGER_WEAK := &"villager_weak"
+const EVENT_HOME_DAMAGED := &"home_damaged"
 
 const OPPORTUNITY_RESTOCK_EMPTY_PANTRY := &"restock_empty_pantry"
 const OPPORTUNITY_SUPPLY_MISSING_WOOD := &"supply_missing_wood"
+const OPPORTUNITY_FEED_WEAK_VILLAGER := &"feed_weak_villager"
+const OPPORTUNITY_REPAIR_HOME_ROOF := &"repair_home_roof"
 const OPPORTUNITY_STATUS_OPEN := &"open"
 const OPPORTUNITY_STATUS_RESOLVED := &"resolved"
 const OPPORTUNITY_STATUS_INVALIDATED := &"invalidated"

simulation/knowledge/EventKnowledgeSystem.gd

@@ -248,6 +248,14 @@ static func is_knowable_event(event: EconomicEventRecord) -> bool:
 			)
 			and float(event.data.get("required_amount", 0.0)) > 0.0
 		)
+	if (
+		event_type
+		in [
+			SimulationIds.EVENT_VILLAGER_WEAK,
+			SimulationIds.EVENT_HOME_DAMAGED,
+		]
+	):
+		return int(event.data["actor_id"]) >= 0
 	if float(event.data["amount"]) <= 0.0:
 		return false
 	if event_type == SimulationIds.EVENT_STORAGE_DEPOSITED:

simulation/opportunities/VillageOpportunitySystem.gd

@@ -2,6 +2,7 @@ class_name VillageOpportunitySystem
 extends RefCounted
 
 const CARE_HUNGER_THRESHOLD := 80.0
+const WEAK_ENERGY_THRESHOLD := 25.0
 
 var opportunities: Array[OpportunityStateRecord] = []
 var next_opportunity_id := 0
@@ -29,7 +30,13 @@ func consider_event(
 		return opened
 	if woodpile == null:
 		return null
-	return _try_open_wood(event, current_tick, woodpile, npcs, knowledge_system)
+	opened = _try_open_wood(event, current_tick, woodpile, npcs, knowledge_system)
+	if opened != null:
+		return opened
+	opened = _try_open_weak(event, current_tick, pantry, npcs, knowledge_system)
+	if opened != null:
+		return opened
+	return _try_open_roof(event, current_tick, woodpile, npcs, knowledge_system)
 
 
 func maintain_open_opportunity(
@@ -42,7 +49,14 @@ func maintain_open_opportunity(
 	var opportunity := get_open_opportunity()
 	if opportunity == null or current_tick < opportunity.get_created_tick():
 		return null
-	if opportunity.get_opportunity_type() != SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD:
+	if (
+		opportunity.get_opportunity_type()
+		not in [
+			SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD,
+			SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER,
+			SimulationIds.OPPORTUNITY_REPAIR_HOME_ROOF,
+		]
+	):
 		return null
 	var interested := _find_npc(opportunity.get_interested_npc_id(), npcs)
 	if interested == null or interested.is_dead:
@@ -53,15 +67,17 @@ func maintain_open_opportunity(
 			)
 			else null
 		)
-	var target_storage := _get_target_storage(opportunity, pantry, woodpile)
-	var condition_is_stale := (
-		target_storage == null
-		or (
-			target_storage.get_amount(opportunity.get_resource_id())
-			>= opportunity.get_target_amount()
+	var condition_is_stale := current_tick - opportunity.get_created_tick() >= maxi(max_age, 1)
+	if opportunity.get_opportunity_type() != SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER:
+		var target_storage := _get_target_storage(opportunity, pantry, woodpile)
+		condition_is_stale = (
+			condition_is_stale
+			or target_storage == null
+			or (
+				target_storage.get_amount(opportunity.get_resource_id())
+				>= opportunity.get_target_amount()
+			)
 		)
-		or current_tick - opportunity.get_created_tick() >= maxi(max_age, 1)
-	)
 	if not condition_is_stale:
 		return null
 	return (
@@ -452,6 +468,95 @@ func _try_open_wood(
 	return opportunity
 
 
+func _try_open_weak(
+	event: EconomicEventRecord,
+	current_tick: int,
+	pantry: StorageStateRecord,
+	npcs: Array[SimNPC],
+	knowledge_system: EventKnowledgeSystem
+) -> OpportunityStateRecord:
+	if knowledge_system == null or get_open_opportunity() != null:
+		return null
+	if not _is_weak_trigger(event):
+		return null
+	if pantry.get_amount(SimulationIds.RESOURCE_FOOD) > 0.0:
+		return null
+	var actor := _find_npc(int(event.data["actor_id"]), npcs)
+	if (
+		actor == null
+		or actor.is_dead
+		or actor.hunger < CARE_HUNGER_THRESHOLD
+		or actor.energy >= WEAK_ENERGY_THRESHOLD
+		or not knowledge_system.knows_event(actor.id, int(event.data["event_id"]))
+	):
+		return null
+	var opportunity := OpportunityStateRecord.create(
+		next_opportunity_id,
+		current_tick,
+		int(event.data["event_id"]),
+		actor.id,
+		OpportunityStateRecord.DEFAULT_TARGET_AMOUNT,
+		SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER,
+		SimulationIds.STORAGE_VILLAGE_PANTRY,
+		SimulationIds.RESOURCE_FOOD
+	)
+	next_opportunity_id += 1
+	opportunities.append(opportunity)
+	return opportunity
+
+
+func _try_open_roof(
+	event: EconomicEventRecord,
+	current_tick: int,
+	woodpile: StorageStateRecord,
+	npcs: Array[SimNPC],
+	knowledge_system: EventKnowledgeSystem
+) -> OpportunityStateRecord:
+	if knowledge_system == null or get_open_opportunity() != null:
+		return null
+	if not _is_home_damaged_trigger(event):
+		return null
+	if (
+		woodpile.get_amount(SimulationIds.RESOURCE_WOOD)
+		>= OpportunityStateRecord.DEFAULT_TARGET_AMOUNT
+	):
+		return null
+	var actor := _find_npc(int(event.data["actor_id"]), npcs)
+	if (
+		actor == null
+		or actor.is_dead
+		or not knowledge_system.knows_event(actor.id, int(event.data["event_id"]))
+	):
+		return null
+	var opportunity := OpportunityStateRecord.create(
+		next_opportunity_id,
+		current_tick,
+		int(event.data["event_id"]),
+		actor.id,
+		OpportunityStateRecord.DEFAULT_TARGET_AMOUNT,
+		SimulationIds.OPPORTUNITY_REPAIR_HOME_ROOF,
+		SimulationIds.STORAGE_VILLAGE_WOODPILE,
+		SimulationIds.RESOURCE_WOOD
+	)
+	next_opportunity_id += 1
+	opportunities.append(opportunity)
+	return opportunity
+
+
+static func _is_weak_trigger(event: EconomicEventRecord) -> bool:
+	return (
+		StringName(event.data["event_type"]) == SimulationIds.EVENT_VILLAGER_WEAK
+		and int(event.data["actor_id"]) >= 0
+	)
+
+
+static func _is_home_damaged_trigger(event: EconomicEventRecord) -> bool:
+	return (
+		StringName(event.data["event_type"]) == SimulationIds.EVENT_HOME_DAMAGED
+		and int(event.data["actor_id"]) >= 0
+	)
+
+
 func _try_resolve(
 	event: EconomicEventRecord,
 	pantry: StorageStateRecord,
@@ -462,6 +567,17 @@ func _try_resolve(
 	var opportunity := get_open_opportunity()
 	if opportunity == null:
 		return null
+	if (
+		opportunity.get_opportunity_type() == SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER
+		and _is_valid_supply(event, opportunity, npcs, resource_states)
+	):
+		if int(event.data["tick"]) < opportunity.get_created_tick():
+			return null
+		if int(event.data["event_id"]) <= opportunity.get_trigger_event_id():
+			return null
+		if not opportunity.resolve(int(event.data["event_id"]), int(event.data["tick"])):
+			return null
+		return opportunity
 	var target_storage := _get_target_storage(opportunity, pantry, woodpile)
 	if (
 		target_storage == null
@@ -528,6 +644,13 @@ static func _is_valid_supply(
 	npcs: Array[SimNPC],
 	resource_states: Dictionary
 ) -> bool:
+	if opportunity.get_opportunity_type() == SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER:
+		return (
+			StringName(event.data["event_type"]) == SimulationIds.EVENT_ITEM_CONSUMED
+			and int(event.data["actor_id"]) == opportunity.get_interested_npc_id()
+			and StringName(event.data["item_id"]) == SimulationIds.RESOURCE_FOOD
+			and float(event.data["amount"]) > 0.0
+		)
 	if (
 		StringName(event.data["item_id"]) != opportunity.get_resource_id()
 		or StringName(event.data["destination_id"]) != opportunity.get_target_id()

simulation/state/OpportunityStateRecord.gd

@@ -95,13 +95,13 @@ static func from_dictionary(record_data: Dictionary) -> OpportunityStateRecord:
 	if opportunity_id < 0 or created_tick < 0 or trigger_event_id < 0 or interested_npc_id < 0:
 		return null
 	match opportunity_type:
-		SimulationIds.OPPORTUNITY_RESTOCK_EMPTY_PANTRY:
+		SimulationIds.OPPORTUNITY_RESTOCK_EMPTY_PANTRY, SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER:
 			if (
 				target_id != SimulationIds.STORAGE_VILLAGE_PANTRY
 				or resource_id != SimulationIds.RESOURCE_FOOD
 			):
 				return null
-		SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD:
+		SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD, SimulationIds.OPPORTUNITY_REPAIR_HOME_ROOF:
 			if (
 				target_id != SimulationIds.STORAGE_VILLAGE_WOODPILE
 				or resource_id != SimulationIds.RESOURCE_WOOD

simulation/state/SimulationStateRecord.gd

@@ -573,6 +573,12 @@ static func _is_valid_opportunity(
 		SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD:
 			if not _is_valid_missing_wood_trigger(trigger_event, opportunity, npc_ids):
 				return false
+		SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER:
+			if not _is_valid_weak_trigger(trigger_event, opportunity, npc_ids):
+				return false
+		SimulationIds.OPPORTUNITY_REPAIR_HOME_ROOF:
+			if not _is_valid_home_damaged_trigger(trigger_event, opportunity, npc_ids):
+				return false
 		_:
 			return false
 	var trigger_tick := int(trigger_event.data["tick"])
@@ -594,25 +600,41 @@ static func _is_valid_opportunity(
 			"%d:%d" % [opportunity.get_interested_npc_id(), opportunity.get_trigger_event_id()]
 		)
 		var evidence := knowledge_records_by_key.get(evidence_key) as KnownEventStateRecord
+		var is_weak_need := (
+			opportunity.get_opportunity_type() == SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER
+		)
+		var interested_alive := (
+			interested_record != null and not bool(interested_record.data["is_dead"])
+		)
+		var storage_satisfied := (
+			is_weak_need
+			or (
+				target_storage != null
+				and (
+					target_storage.get_amount(opportunity.get_resource_id())
+					< opportunity.get_target_amount()
+				)
+			)
+		)
 		return (
 			resolution_event_id == OpportunityStateRecord.NO_EVENT_ID
 			and resolved_tick == -1
-			and interested_record != null
-			and (
-				opportunity.get_opportunity_type() != SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD
-				or not bool(interested_record.data["is_dead"])
-			)
+			and interested_alive
 			and target_storage != null
-			and (
-				target_storage.get_amount(opportunity.get_resource_id())
-				< opportunity.get_target_amount()
-			)
+			and storage_satisfied
 			and evidence != null
 			and evidence.get_acquired_tick() <= created_tick
 		)
 	if status == OpportunityStateRecord.STATUS_INVALIDATED:
 		if (
-			opportunity.get_opportunity_type() != SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD
+			(
+				opportunity.get_opportunity_type()
+				not in [
+					SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD,
+					SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER,
+					SimulationIds.OPPORTUNITY_REPAIR_HOME_ROOF,
+				]
+			)
 			or resolution_event_id != OpportunityStateRecord.NO_EVENT_ID
 			or resolved_tick != -1
 			or opportunity.get_closed_tick() < created_tick
@@ -681,6 +703,26 @@ static func _is_valid_pantry_empty_trigger(event: EconomicEventRecord, npc_ids:
 	)
 
 
+static func _is_valid_weak_trigger(
+	event: EconomicEventRecord, opportunity: OpportunityStateRecord, npc_ids: Dictionary
+) -> bool:
+	return (
+		npc_ids.has(int(event.data["actor_id"]))
+		and int(event.data["actor_id"]) == opportunity.get_interested_npc_id()
+		and StringName(event.data["event_type"]) == SimulationIds.EVENT_VILLAGER_WEAK
+	)
+
+
+static func _is_valid_home_damaged_trigger(
+	event: EconomicEventRecord, opportunity: OpportunityStateRecord, npc_ids: Dictionary
+) -> bool:
+	return (
+		npc_ids.has(int(event.data["actor_id"]))
+		and int(event.data["actor_id"]) == opportunity.get_interested_npc_id()
+		and StringName(event.data["event_type"]) == SimulationIds.EVENT_HOME_DAMAGED
+	)
+
+
 static func _is_valid_relationship_cause(
 	cause_event: EconomicEventRecord, subject_id: int, is_player_subject: bool
 ) -> bool:
@@ -721,6 +763,15 @@ static func _is_valid_supply_resolution(
 ) -> bool:
 	var actor_id := int(event.data["actor_id"])
 	var event_type := StringName(event.data["event_type"])
+	if (
+		opportunity.get_opportunity_type() == SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER
+		and event_type == SimulationIds.EVENT_ITEM_CONSUMED
+	):
+		return (
+			actor_id == opportunity.get_interested_npc_id()
+			and StringName(event.data["item_id"]) == SimulationIds.RESOURCE_FOOD
+			and float(event.data["amount"]) > 0.0
+		)
 	if (
 		StringName(event.data["destination_id"]) != opportunity.get_target_id()
 		or StringName(event.data["item_id"]) != opportunity.get_resource_id()

tests/village_care_opportunity_test.gd

@@ -0,0 +1,230 @@
+extends SceneTree
+
+var failures: Array[String] = []
+
+
+func _initialize() -> void:
+	call_deferred("_run")
+
+
+func _run() -> void:
+	_test_feed_weak_villager()
+	_test_repair_home_roof()
+	_finish()
+
+
+func _test_feed_weak_villager() -> void:
+	var manager := _create_manager(951)
+	var weak: SimNPC = manager.npcs[0]
+	var supplier: SimNPC = manager.npcs[1]
+	_empty_pantry(manager)
+	for npc in manager.npcs:
+		npc.position = Vector3(40.0 + npc.id * 10.0, 0.0, 0.0)
+	weak.position = Vector3.ZERO
+	supplier.position = Vector3(2.0, 0.0, 0.0)
+	weak.hunger = 95.0
+	weak.is_starving = true
+	weak.energy = 10.0
+	manager.economy.withdraw_to_inventory(weak, SimulationIds.RESOURCE_FOOD, 1.0)
+	weak.task_state = SimNPC.TASK_STATE_IDLE
+	weak.task_complete = true
+	manager.call("_select_action_if_idle", weak, SimNPC.TASK_STATE_IDLE)
+	var opportunity: OpportunityStateRecord = manager.get_active_opportunity()
+	_check(
+		(
+			opportunity != null
+			and opportunity.get_opportunity_type() == SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER
+			and opportunity.get_interested_npc_id() == weak.id
+			and opportunity.get_resource_id() == SimulationIds.RESOURCE_FOOD
+		),
+		"A starving weak villager with an empty pantry should open a feed-weak-villager need"
+	)
+	if opportunity == null:
+		manager.free()
+		return
+
+	supplier.position = Vector3(2.0, 0.0, 0.0)
+	var supplier_relationship: RelationshipStateRecord = (
+		manager.relationship_system.get_relationship(supplier.id, weak.id)
+	)
+	_check(
+		(
+			supplier_relationship != null
+			and (
+				supplier_relationship.increase_trust(0.15, RelationshipStateRecord.NO_CAUSE_EVENT)
+				> 0.0
+			)
+		),
+		"Feed-weak setup should make the supplier a trusted known helper"
+	)
+	supplier.add_inventory(SimulationIds.RESOURCE_FOOD, 1.0)
+	var helper: OpportunityHelperResult = manager.get_active_opportunity_helper()
+	_check(
+		(
+			helper != null
+			and helper.helper_npc_id == supplier.id
+			and helper.action_id == SimulationIds.ACTION_DEPOSIT_FOOD
+		),
+		"A trusted informed supplier should be derived as the capable helper"
+	)
+	_check(
+		is_equal_approx(
+			manager.economy.deposit_inventory(supplier, SimulationIds.RESOURCE_FOOD), 1.0
+		),
+		"A real supplier should restock the pantry for the weak villager"
+	)
+	_check(
+		manager.get_active_opportunity() != null,
+		"Stocking the pantry alone must not close a feed-weak-villager need"
+	)
+	weak.add_inventory(SimulationIds.RESOURCE_FOOD, 1.0)
+	_check(manager.economy.consume_npc_food(weak), "The weak villager should eat the supplied food")
+	var resolved: OpportunityStateRecord = manager.get_latest_opportunity_for_npc(weak.id)
+	var resolution: EconomicEventRecord = manager.get_opportunity_resolution_event(resolved)
+	_check(
+		(
+			resolved != null
+			and resolved.get_status() == OpportunityStateRecord.STATUS_RESOLVED
+			and resolution != null
+			and (StringName(resolution.data["event_type"]) == SimulationIds.EVENT_ITEM_CONSUMED)
+			and int(resolution.data["actor_id"]) == weak.id
+		),
+		"A weak-villager need should resolve only when the interested villager actually eats"
+	)
+
+	var saved_json: String = manager.serialize_state()
+	var restored := _create_manager(952)
+	_check(
+		restored.restore_state_from_json(saved_json),
+		"A feed-weak-villager need should survive save and restore"
+	)
+	_check(
+		(
+			restored.get_state_checksum() == manager.get_state_checksum()
+			and (
+				restored.get_latest_opportunity_for_npc(weak.id).get_status()
+				== OpportunityStateRecord.STATUS_RESOLVED
+			)
+		),
+		"Restore should preserve the resolved feed-weak history and checksum"
+	)
+	restored.free()
+
+	_empty_pantry(manager)
+	weak.hunger = 95.0
+	weak.is_starving = true
+	weak.energy = 5.0
+	weak.task_state = SimNPC.TASK_STATE_IDLE
+	weak.task_complete = true
+	manager.call("_select_action_if_idle", weak, SimNPC.TASK_STATE_IDLE)
+	var reopened: OpportunityStateRecord = manager.get_active_opportunity()
+	_check(
+		(
+			reopened != null
+			and reopened.get_opportunity_type() == SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER
+		),
+		"A renewed weak condition should open a new feed-weak-villager need"
+	)
+	var created_tick: int = reopened.get_created_tick()
+	var invalidated: OpportunityStateRecord = manager.opportunity_system.maintain_open_opportunity(
+		created_tick + manager.get_knowledge_review_interval(),
+		manager.get_knowledge_review_interval(),
+		manager.npcs,
+		manager.get_pantry(),
+		manager.get_woodpile()
+	)
+	_check(
+		(
+			invalidated != null
+			and invalidated.get_status() == OpportunityStateRecord.STATUS_INVALIDATED
+			and (
+				invalidated.get_invalidation_reason()
+				== SimulationIds.OPPORTUNITY_INVALIDATED_EVIDENCE_STALE
+			)
+		),
+		"An unresolved weak-villager need should close as stale after one simulated day"
+	)
+	manager.free()
+
+
+func _test_repair_home_roof() -> void:
+	var manager := _create_manager(953)
+	var homeowner: SimNPC = manager.npcs[0]
+	var supplier: SimNPC = manager.npcs[1]
+	var woodpile: StorageStateRecord = manager.get_woodpile()
+	woodpile.withdraw(SimulationIds.RESOURCE_WOOD, woodpile.get_amount(SimulationIds.RESOURCE_WOOD))
+	manager.economy.sync_resource(SimulationIds.RESOURCE_WOOD)
+	manager.village.safety = 15.0
+	homeowner.position = Vector3.ZERO
+	var definition := SimulationDefinitions.get_action(SimulationIds.ACTION_SLEEP)
+	manager.call("_apply_action_completion", homeowner, SimulationIds.ACTION_SLEEP, definition)
+	var opportunity: OpportunityStateRecord = manager.get_active_opportunity()
+	_check(
+		(
+			opportunity != null
+			and opportunity.get_opportunity_type() == SimulationIds.OPPORTUNITY_REPAIR_HOME_ROOF
+			and opportunity.get_interested_npc_id() == homeowner.id
+			and opportunity.get_resource_id() == SimulationIds.RESOURCE_WOOD
+		),
+		"A sleepless night in a low-safety village should open a damaged-roof wood need"
+	)
+	if opportunity == null:
+		manager.free()
+		return
+
+	supplier.add_inventory(SimulationIds.RESOURCE_WOOD, 1.0)
+	_check(
+		is_equal_approx(
+			manager.economy.deposit_inventory(supplier, SimulationIds.RESOURCE_WOOD), 1.0
+		),
+		"A real supplier should deposit wood for the roof repair"
+	)
+	var resolved: OpportunityStateRecord = manager.get_latest_opportunity_for_npc(homeowner.id)
+	_check(
+		(
+			resolved != null
+			and resolved.get_status() == OpportunityStateRecord.STATUS_RESOLVED
+			and manager.get_active_opportunity() == null
+		),
+		"A real wood deposit should resolve the damaged-roof need"
+	)
+	manager.free()
+
+
+func _empty_pantry(manager: Node) -> void:
+	var pantry: StorageStateRecord = manager.get_pantry()
+	pantry.withdraw(SimulationIds.RESOURCE_FOOD, pantry.get_amount(SimulationIds.RESOURCE_FOOD))
+	manager.economy.sync_resource(SimulationIds.RESOURCE_FOOD)
+
+
+func _create_manager(seed_value: int = 951) -> Node:
+	var manager: Node = load("res://simulation/SimulationManager.gd").new()
+	manager.simulation_seed = seed_value
+	manager.debug_logs = false
+	var home_positions: Array[Vector3] = [
+		Vector3(0.0, 0.0, 0.0),
+		Vector3(2.0, 0.0, 0.0),
+		Vector3(10.0, 0.0, 0.0),
+		Vector3(12.0, 0.0, 0.0),
+		Vector3(30.0, 0.0, 30.0),
+		Vector3(40.0, 0.0, 40.0),
+	]
+	manager.home_positions = home_positions
+	root.add_child(manager)
+	manager.set_process(false)
+	return manager
+
+
+func _finish() -> void:
+	if failures.is_empty():
+		print("[TEST] Village care opportunities passed: weak villager + damaged roof")
+		quit(0)
+		return
+	for failure in failures:
+		push_error("[TEST] " + failure)
+	quit(1)
+
+
+func _check(condition: bool, message: String) -> void:
+	if not condition:
+		failures.append(message)

tests/village_care_opportunity_test.gd.uid

@@ -0,0 +1 @@
+uid://cw18rdabwuedd

world/ui/ui.gd

@@ -268,15 +268,41 @@ func _build_active_opportunity_display() -> String:
 	var resource_name := String(opportunity.get_resource_id()).capitalize()
 	var current_amount := _get_opportunity_current_amount(opportunity)
 	var helper_text := _build_opportunity_helper_display()
-	if opportunity.get_opportunity_type() == SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD:
-		var action_name := _get_opportunity_action_name(opportunity)
-		return (
-			"\n\nVillage need\n"
-			+ "◆ Supply wood for blocked work\n"
-			+ "%s could not finish %s\n" % [interested_name, action_name]
-			+ "%s %.0f / %.0f" % [resource_name, current_amount, opportunity.get_target_amount()]
-			+ helper_text
-		)
+	match opportunity.get_opportunity_type():
+		SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD:
+			var action_name := _get_opportunity_action_name(opportunity)
+			return (
+				"\n\nVillage need\n"
+				+ "◆ Supply wood for blocked work\n"
+				+ "%s could not finish %s\n" % [interested_name, action_name]
+				+ (
+					"%s %.0f / %.0f"
+					% [resource_name, current_amount, opportunity.get_target_amount()]
+				)
+				+ helper_text
+			)
+		SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER:
+			return (
+				"\n\nVillage need\n"
+				+ "◆ Bring food to %s\n" % interested_name
+				+ "%s is too weak to gather\n" % interested_name
+				+ (
+					"%s %.0f / %.0f"
+					% [resource_name, current_amount, opportunity.get_target_amount()]
+				)
+				+ helper_text
+			)
+		SimulationIds.OPPORTUNITY_REPAIR_HOME_ROOF:
+			return (
+				"\n\nVillage need\n"
+				+ "◆ Repair %s's roof\n" % interested_name
+				+ "%s is worried about their damaged home\n" % interested_name
+				+ (
+					"%s %.0f / %.0f"
+					% [resource_name, current_amount, opportunity.get_target_amount()]
+				)
+				+ helper_text
+			)
 	return (
 		"\n\nVillage need\n"
 		+ "◆ Restock the empty pantry\n"
@@ -328,15 +354,34 @@ func _build_npc_opportunity_display(npc: SimNPC) -> String:
 	var resource_name := String(opportunity.get_resource_id()).capitalize()
 	if opportunity.get_status() == OpportunityStateRecord.STATUS_OPEN:
 		var current_amount := _get_opportunity_current_amount(opportunity)
-		if opportunity.get_opportunity_type() == SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD:
-			return (
-				"Open village need\n"
-				+ "◆ Find wood for %s\n" % _get_opportunity_action_name(opportunity)
-				+ (
-					"%s %.0f / %.0f\n\n"
-					% [resource_name, current_amount, opportunity.get_target_amount()]
+		match opportunity.get_opportunity_type():
+			SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD:
+				return (
+					"Open village need\n"
+					+ "◆ Find wood for %s\n" % _get_opportunity_action_name(opportunity)
+					+ (
+						"%s %.0f / %.0f\n\n"
+						% [resource_name, current_amount, opportunity.get_target_amount()]
+					)
+				)
+			SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER:
+				return (
+					"Open village need\n"
+					+ "◆ %s is too weak to gather\n" % npc.npc_name
+					+ (
+						"%s %.0f / %.0f\n\n"
+						% [resource_name, current_amount, opportunity.get_target_amount()]
+					)
+				)
+			SimulationIds.OPPORTUNITY_REPAIR_HOME_ROOF:
+				return (
+					"Open village need\n"
+					+ "◆ %s's roof needs wood\n" % npc.npc_name
+					+ (
+						"%s %.0f / %.0f\n\n"
+						% [resource_name, current_amount, opportunity.get_target_amount()]
+					)
 				)
-			)
 		return (
 			"Open village need\n"
 			+ "◆ Restock the empty pantry\n"
@@ -364,12 +409,28 @@ func _build_npc_opportunity_display(npc: SimNPC) -> String:
 	if resolution_event != null:
 		var actor_id := int(resolution_event.data["actor_id"])
 		actor_name = "Player" if actor_id < 0 else _get_npc_name(actor_id)
-	if opportunity.get_opportunity_type() == SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD:
-		return (
-			"Resolved village need\n"
-			+ "◆ %s supplied the woodpile\n" % actor_name
-			+ "%s target %.0f\n\n" % [resource_name, opportunity.get_target_amount()]
-		)
+	match opportunity.get_opportunity_type():
+		SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD:
+			return (
+				"Resolved village need\n"
+				+ "◆ %s supplied the woodpile\n" % actor_name
+				+ "%s target %.0f\n\n" % [resource_name, opportunity.get_target_amount()]
+			)
+		SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER:
+			return (
+				"Resolved village need\n"
+				+ (
+					"◆ %s ate the supplied food\n"
+					% _get_npc_name(opportunity.get_interested_npc_id())
+				)
+				+ "%s target %.0f\n\n" % [resource_name, opportunity.get_target_amount()]
+			)
+		SimulationIds.OPPORTUNITY_REPAIR_HOME_ROOF:
+			return (
+				"Resolved village need\n"
+				+ "◆ %s repaired the roof\n" % actor_name
+				+ "%s target %.0f\n\n" % [resource_name, opportunity.get_target_amount()]
+			)
 	return (
 		"Resolved village need\n"
 		+ "◆ %s restocked the pantry\n" % actor_name

world/ui/village_whisper_hud.gd

@@ -201,6 +201,11 @@ func _on_state_restored() -> void:
 
 func _build_need_message(opportunity: OpportunityStateRecord) -> String:
 	var interested_name := _get_npc_name(opportunity.get_interested_npc_id())
+	match opportunity.get_opportunity_type():
+		SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER:
+			return "%s is too weak to gather food." % interested_name
+		SimulationIds.OPPORTUNITY_REPAIR_HOME_ROOF:
+			return "%s's roof needs wood." % interested_name
 	if opportunity.get_resource_id() == SimulationIds.RESOURCE_FOOD:
 		return "%s worries over the empty pantry." % interested_name
 	var trigger: EconomicEventRecord = simulation_manager.get_opportunity_trigger_event(opportunity)
@@ -227,6 +232,11 @@ func _get_destination_name(target_id: StringName) -> String:
 
 
 func _get_need_name(opportunity: OpportunityStateRecord) -> String:
+	match opportunity.get_opportunity_type():
+		SimulationIds.OPPORTUNITY_FEED_WEAK_VILLAGER:
+			return "weak-villager plea"
+		SimulationIds.OPPORTUNITY_REPAIR_HOME_ROOF:
+			return "damaged-roof report"
 	return (
 		"empty-pantry worry"
 		if opportunity.get_resource_id() == SimulationIds.RESOURCE_FOOD