Rijad Zuzo
82 lines
2.3 KiB
GDScript
82 lines
2.3 KiB
GDScript
class_name CombatantFactory
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extends RefCounted
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var _occupied_ids: Dictionary = {}
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var _next_suffix_by_prefix: Dictionary = {}
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func reset_allocator() -> void:
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_occupied_ids.clear()
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_next_suffix_by_prefix.clear()
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func restore_allocator(records: Array[CombatantStateRecord]) -> void:
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reset_allocator()
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for record in records:
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if record != null:
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reserve_id(record.get_combatant_id())
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func reserve_id(combatant_id: StringName) -> bool:
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if combatant_id.is_empty() or _occupied_ids.has(combatant_id):
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return false
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_occupied_ids[combatant_id] = true
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_observe_numeric_suffix(combatant_id)
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return true
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func create_enemy(enemy_definition_id: StringName, position: Vector3) -> CombatantStateRecord:
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return create_from_definition(SimulationEnemies.get_enemy(enemy_definition_id), position)
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func create_from_definition(definition: EnemyDefinition, position: Vector3) -> CombatantStateRecord:
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if definition == null or not definition.validate().is_empty() or not position.is_finite():
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return null
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var combatant_id := _allocate_id(definition.combatant_id_prefix)
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return CombatantStateRecord.create(
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combatant_id,
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definition.kind,
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definition.faction_id,
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definition.display_name,
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position,
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definition.health,
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definition.weapon_id,
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CombatantStateRecord.NO_NPC_ID,
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definition.hostile,
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definition.enemy_id
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)
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func get_next_suffix(prefix: String) -> int:
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return int(_next_suffix_by_prefix.get(prefix, 0))
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func is_reserved(combatant_id: StringName) -> bool:
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return _occupied_ids.has(combatant_id)
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func _allocate_id(prefix: String) -> StringName:
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var suffix := get_next_suffix(prefix)
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var candidate := StringName("%s_%d" % [prefix, suffix])
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while _occupied_ids.has(candidate):
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suffix += 1
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candidate = StringName("%s_%d" % [prefix, suffix])
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_occupied_ids[candidate] = true
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_next_suffix_by_prefix[prefix] = suffix + 1
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return candidate
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func _observe_numeric_suffix(combatant_id: StringName) -> void:
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var text_id := String(combatant_id)
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var separator_index := text_id.rfind("_")
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if separator_index <= 0 or separator_index >= text_id.length() - 1:
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return
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var suffix_text := text_id.substr(separator_index + 1)
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if not suffix_text.is_valid_int():
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return
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var suffix := int(suffix_text)
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if suffix < 0:
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return
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var prefix := text_id.substr(0, separator_index)
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_next_suffix_by_prefix[prefix] = maxi(get_next_suffix(prefix), suffix + 1)
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