feat: generate animal-care quests and render them in the journal

simulation/quests/PlayerQuestSystem.gd

@@ -3,12 +3,77 @@ extends RefCounted
 
 const PANTRY_STANDING_REWARD := 8.0
 const WOOD_STANDING_REWARD := 8.0
+const ANIMAL_CARE_STANDING_REWARD := 6.0
 
 var quests: Array[PlayerQuestRecord] = []
 var next_quest_id := 0
 var standing := PlayerStandingRecord.create()
 
 
+func consider_animal_care(
+	animal_state: AnimalStateRecord,
+	requester_npc_id: int,
+	current_tick: int,
+	pantry: StorageStateRecord
+) -> PlayerQuestRecord:
+	if (
+		animal_state == null
+		or requester_npc_id < 0
+		or current_tick < 0
+		or pantry == null
+		or not animal_state.needs_feed()
+		or not animal_state.can_player_feed_animal()
+	):
+		return null
+	var definition := SimulationDefinitions.get_action(SimulationIds.ACTION_FEED_ANIMAL)
+	if (
+		definition == null
+		or not definition.has_completion_cost()
+		or (
+			pantry.get_amount(definition.completion_cost_resource_id)
+			< definition.completion_cost_amount
+		)
+	):
+		return null
+	if _find_open_quest_for_animal(animal_state.get_animal_id()) != null:
+		return null
+	var quest := PlayerQuestRecord.create(
+		next_quest_id,
+		PlayerQuestRecord.NO_OPPORTUNITY,
+		requester_npc_id,
+		SimulationIds.OPPORTUNITY_FEED_HUNGRY_ANIMAL,
+		definition.completion_cost_resource_id,
+		animal_state.get_animal_id(),
+		definition.completion_cost_amount,
+		current_tick,
+		ANIMAL_CARE_STANDING_REWARD,
+		animal_state.get_animal_id()
+	)
+	next_quest_id += 1
+	quests.append(quest)
+	return quest
+
+
+func on_animal_fed(
+	animal_state: AnimalStateRecord, resolution_event: EconomicEventRecord, current_tick: int
+) -> Dictionary:
+	if animal_state == null or resolution_event == null:
+		return {}
+	var quest := _find_open_quest_for_animal(animal_state.get_animal_id())
+	if quest == null:
+		return {}
+	var event_id := int(resolution_event.data["event_id"])
+	var actor_id := int(resolution_event.data["actor_id"])
+	if actor_id < 0:
+		if not quest.complete(event_id, current_tick):
+			return {}
+		standing.grant_standing(quest.get_standing_reward(), quest.get_requester_npc_id())
+		return {"quest": quest, "completed": true}
+	if quest.expire(current_tick):
+		return {"quest": quest, "completed": false}
+	return {}
+
+
 func consider_opportunity_opened(
 	opportunity: OpportunityStateRecord,
 	player_response: OpportunityPlayerResponseResult,
@@ -108,6 +173,13 @@ func _find_open_quest_for_opportunity(opportunity_id: int) -> PlayerQuestRecord:
 	return null
 
 
+func _find_open_quest_for_animal(animal_id: StringName) -> PlayerQuestRecord:
+	for quest in quests:
+		if quest.is_open() and quest.has_animal_target() and quest.get_animal_id() == animal_id:
+			return quest
+	return null
+
+
 func _standing_reward_for(opportunity: OpportunityStateRecord) -> float:
 	match opportunity.get_opportunity_type():
 		SimulationIds.OPPORTUNITY_RESTOCK_EMPTY_PANTRY: