51 lines
1.3 KiB
TypeScript
51 lines
1.3 KiB
TypeScript
import {
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IsInt,
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IsNotEmpty
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} from "class-validator";
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import { Column, Entity, ManyToOne, PrimaryGeneratedColumn, TableInheritance } from "typeorm";
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import { ResponseDonation } from '../responses/ResponseDonation';
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import { Donor } from './Donor';
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/**
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* Defines the Donation entity.
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* A donation just associates a donor with a donation amount.
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* The specifics of the amoun's determination has to be implemented in child classes.
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*/
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@Entity()
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@TableInheritance({ column: { name: "type", type: "varchar" } })
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export abstract class Donation {
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/**
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* Autogenerated unique id (primary key).
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*/
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@PrimaryGeneratedColumn()
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@IsInt()
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id: number;
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/**
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* The donations's donor.
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*/
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@IsNotEmpty()
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@ManyToOne(() => Donor, donor => donor.donations)
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donor: Donor;
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/**
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* The donation's amount in cents (or whatever your currency's smallest unit is.).
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* The exact implementation may differ for each type of donation.
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*/
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public abstract get amount(): number;
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/**
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* The donation's paid amount in cents (or whatever your currency's smallest unit is.).
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* Used to mark donations as paid.
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*/
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@Column({ nullable: true })
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@IsInt()
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paidAmount: number;
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/**
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* Turns this entity into it's response class.
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*/
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public toResponse(): ResponseDonation {
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return new ResponseDonation(this);
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}
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} |