105 lines
2.6 KiB
GDScript
105 lines
2.6 KiB
GDScript
class_name WeaponBase
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extends Node2D
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enum WeaponTag {
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CAN_RETURN,
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CAN_BLEED,
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CAN_CHAIN,
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CAN_FORK,
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}
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@export var attack_cd: float
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@export var attack_damage: float
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@export var attack_aoe: float
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@export var attack_duration: float
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@export var attack_range: float
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@export var attack_crit_chance: float = 0.05
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@export var return_chance: float = 0.0
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@export var bleed_chance: float = 0.0
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@export var bleed_duration: float = 5.0
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@export var chain_chance: float = 0.0
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@export var tags: Array[String] = []
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@export var modifiers: Array[WeaponModBase] = []
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@onready var active_cd_timer: Timer = $ActiveCDTimer
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var _player: Player
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func _ready() -> void:
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_player = get_tree().get_first_node_in_group(GlobalConst.GROUP_PLAYER)
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func _on_attack_cd_timer_timeout() -> void:
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do_attack()
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func do_attack() -> void:
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push_error("%s does not implement do_attack" % self)
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func do_active() -> void:
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if not active_cd_timer.is_stopped():
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return
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active_cd_timer.start()
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_do_active()
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func add_mod(mod: WeaponModBase) -> void:
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modifiers.append(mod)
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func _do_active() -> void:
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push_error("%s does not implement do_active" % self)
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func find_target_in_radius() -> EnemyBase:
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var space_state: PhysicsDirectSpaceState2D = get_world_2d().direct_space_state
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var shape := CircleShape2D.new()
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shape.radius = attack_range
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var query := PhysicsShapeQueryParameters2D.new()
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query.shape = shape
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query.transform = Transform2D(0, global_position)
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query.collision_mask = 2
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query.collide_with_bodies = true
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var results := space_state.intersect_shape(query)
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if len(results) < 1:
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return null
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var closest: PhysicsBody2D = results[0]["collider"]
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for r in results:
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var c: PhysicsBody2D = r["collider"]
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if not c.is_in_group(GlobalConst.GROUP_ENEMY):
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continue
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if (
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c.global_position.distance_to(global_position)
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< closest.global_position.distance_to(global_position)
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):
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closest = c
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return closest
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func get_calculated(key: String) -> Variant:
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return WeaponModBase.get_calculated(self, key)
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func has_property(key: String) -> bool:
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for prop in get_property_list():
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if prop.name == key:
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return true
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return false
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func did_crit() -> bool:
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var weapon_crit = get_calculated("attack_crit_chance")
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var player_crit = _player.player_stats.get_final("crit_chance", _player.modifiers)
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return randf() >= 1 - weapon_crit + player_crit
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func did_bleed() -> bool:
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return randf() >= 1 - bleed_chance
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func base_damage() -> Array[Variant]:
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var damage = get_calculated("attack_damage")
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var is_crit := did_crit()
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if is_crit:
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damage *= _player.player_stats.get_final("crit_multiplier", _player.modifiers)
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return [damage, is_crit]
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