/* Copyright (C) 2024 Manuel Bustillo*/

import { Serializable } from "../api/abstract-api";
import { Entity } from "./definitions";

export const pricingTypes = ['fixed', 'per_person'] as const;
export type PricingType = typeof pricingTypes[number];

export class Expense implements Entity {
  id?: string;
  name?: string;
  amount?: number;
  pricingType?: PricingType;

  constructor(id?: string, name?: string, amount?: number, pricingType?: PricingType) {
    this.id = id;
    this.name = name || '';
    this.amount = amount || 0;
    this.pricingType = pricingType || 'fixed';
  }
}

export class ExpenseSerializer implements Serializable<Expense>{
  fromJson(data: any): Expense {
    return new Expense(data.id, data.name, data.amount, data.pricing_type);
  }

  toJson(expense: Expense): string {
    return JSON.stringify({
      expense: {
        name: expense.name,
        amount: expense.amount,
        pricing_type: expense.pricingType
      }
    });
  }

  apiPath(): string {
    return 'expenses';
  }
}