import {Entity, Column, PrimaryGeneratedColumn, ManyToOne, CreateDateColumn} from "typeorm"
import { PaymentPlanTemplate, defaultPaymentPlanTemplate } from "./paymentplantemplate.entity"
import { Application } from "./application.entity"
import { HttpException } from "../HttpError"




@Entity()
export class PaymentPlan{

    @PrimaryGeneratedColumn("uuid")
    id!: string

    @CreateDateColumn()
    startDate!:Date

    @Column({nullable: true})
    endDate?:Date

    @Column()
    customMaximum?:number

    @ManyToOne(()=>PaymentPlanTemplate, {eager: true})
    template!:PaymentPlanTemplate;

    @ManyToOne(()=>Application, (app)=>app.paymentPlan)
    application!:Promise<Application>
    
    @Column({default:0})
    countedVolume!:number

    @Column({default:false})
    paymentReceived!:boolean

}

export interface NewPaymentPlanBody{
    customMaximum?:number,
    templateName: string,
    closeOpenPlans: boolean
}
export function isPaymentPlan(instance: any): instance is PaymentPlan{
    return true
}
export function isNewPaymentPlanBody(instance: any): instance is NewPaymentPlanBody{
    if("customMaximum" in instance && typeof instance.customMaximum != "number"){
        return false
    }
    if(typeof instance.templateName != "string"){
        return false
    }
    if(typeof instance.closeOpenPlans != "boolean"){
        return false
    }
    return true;
}