import { Type } from "./Type";

export enum ConcreteSystemType {
    LOCK,
    CONDITION,
    AGENT
}

export class SystemType extends Type {
    constructor(readonly concreteSystemType: ConcreteSystemType) {
        super();
    }

    override equals(otherType: Type): boolean {
        return otherType instanceof SystemType && otherType.concreteSystemType == this.concreteSystemType;
    }

    override isAssignableTo(otherType: Type): boolean {
        return this.equals(otherType)
    }

    override toString(): string {
        switch (this.concreteSystemType) {
            case ConcreteSystemType.LOCK:
                return "lock";
            case ConcreteSystemType.CONDITION:
                return "condition";
            case ConcreteSystemType.AGENT:
                return "agent";
        }
    }



    override get isConditionType() : boolean {
        return this.concreteSystemType == ConcreteSystemType.CONDITION;
    }

    override get isLockType() : boolean {
        return this.concreteSystemType == ConcreteSystemType.LOCK;
    }

    override get isAgentType() : boolean {
        return this.concreteSystemType == ConcreteSystemType.AGENT;
    }
    

}


export const SystemTypes = {
    lock: new SystemType(ConcreteSystemType.LOCK),
    condition: new SystemType(ConcreteSystemType.CONDITION),
    agent: new SystemType(ConcreteSystemType.AGENT)
}