import {IAdvice, IPointcut} from "../../interface"
import {ConstructorType} from "../../type"

export default class AopPointcut implements IPointcut{
    public cost!: ConstructorType
    public name: string
    public execution: RegExp
    public advices: Array<IAdvice> = []

    constructor({cost = AopPointcut, name = '', execution = ''} = {}){
        this.cost = cost
        this.name = name
        this.execution = _match(execution)
    }

    public setAdvices(advices: Array<IAdvice>): void{
        advices && advices.forEach((advice: IAdvice): void => {
            if(advice.cost === this.cost && advice.pointcutName === this.name){
                this.advices.push(advice)
            }
        })
    }
}

function _match(s: string = ''): RegExp{
    s = s.replace(/\.\./g, 'dd')
    s = s.replace(/\*/g, 'xx')
    s = s.replace(/\(/g, 'lk')
    s = s.replace(/\)/g, 'rk')
    s = s.replace(/dd/g, '.*')
    s = s.replace(/xx/g, '(\\w*)')
    s = s.replace(/lk/g, '\\(')
    s = s.replace(/rk/g, '\\)')
    return new RegExp(s)
}