TouhouGD/script/ai/action_blackboard/action_blackboard_check.gd

extends ActionBlackboard
class_name ActionBlackboardCheck

enum Operators {
    EQUAL,
    NOT_EQUAL,
    GREATER,
    LESS,
    GREATER_EQUAL,
    LESS_EQUAL,
}
@export var key: String

@export_enum("==", "!=", ">", "<", ">=", "<=") var operator: int = 0
@export var value: int


func run(character: Character, blackboard: Blackboard) -> int:
    var left: Variant = blackboard.get_value(key, 0)
    var result: bool  = false
    match operator:
        Operators.EQUAL: result = left == value
        Operators.NOT_EQUAL: result = left != value
        Operators.GREATER: result = left > value
        Operators.LESS: result = left < value
        Operators.GREATER_EQUAL: result = left >= value
        Operators.LESS_EQUAL: result = left <= value
    return SUCCESS if result else FAILURE