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chore: apply discount on plan

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This commit is contained in:
Matin
2025-02-18 10:10:23 +03:30
parent 6014da7e73
commit ff96fd6c32
4 changed files with 66 additions and 25 deletions
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src/modules/invoices/invoices.controller.ts
-5
View File
@@ -59,9 +59,4 @@ export class InvoicesController {
async applyDiscount(@Param() paramDto: ParamDto, @Body() applyDiscountDto: ApplyDiscountDto) {
return this.invoiceService.applyDiscount(paramDto.id, applyDiscountDto);
}
@Get(":id/final-price")
async getFinalPrice(@Param() paramDto: ParamDto) {
return this.invoiceService.calculateFinalPrice(paramDto.id);
}
}
src/modules/invoices/providers/invoices.service.ts
+16 -16
View File
@@ -4,7 +4,7 @@ import dayjs from "dayjs";
import Decimal from "decimal.js";
import { QueryRunner } from "typeorm";
import { InvoiceMessage } from "../../../common/enums/message.enum";
import { DiscountMessage, InvoiceMessage } from "../../../common/enums/message.enum";
import { DiscountRepository } from "../../discounts/repositories/discount.repository";
import { SubscriptionPlan } from "../../subscriptions/entities/subscription.entity";
import { PaginationUtils } from "../../utils/providers/pagination.utils";
@@ -207,7 +207,7 @@ export class InvoicesService {
relations: ["subscriptionPlans", "users"],
});
if (!discount) {
throw new BadRequestException(`Discount with code ${applyDiscountDto.discountCode} not found or inactive`);
throw new BadRequestException(DiscountMessage.NOT_FOUND);
}
if (discount.subscriptionPlans && discount.subscriptionPlans.length > 0) {
@@ -217,7 +217,7 @@ export class InvoicesService {
return discount.subscriptionPlans.some((plan) => plan.id === subscriptionPlan.id);
});
if (!isApplicable) {
throw new BadRequestException("This discount is not applicable to any subscription plan in the invoice.");
throw new BadRequestException(DiscountMessage.CAN_NOT_APPLICABLE);
}
}
@@ -233,18 +233,18 @@ export class InvoicesService {
return { invoice };
}
async calculateFinalPrice(invoiceId: string): Promise<Decimal> {
const invoice = await this.invoiceRepository.findOneBy({ id: invoiceId });
if (!invoice) throw new BadRequestException(InvoiceMessage.NOT_FOUND_BY_ID);
// async calculateFinalPrice(invoiceId: string): Promise<Decimal> {
// const invoice = await this.invoiceRepository.findOneBy({ id: invoiceId });
// if (!invoice) throw new BadRequestException(InvoiceMessage.NOT_FOUND_BY_ID);
let discountValue = new Decimal(0);
if (invoice.discount) {
if (invoice.discount.calculationType === "PERCENTAGE") {
discountValue = invoice.totalPrice.mul(invoice.discount.amount).div(100);
} else if (invoice.discount.calculationType === "FIXED") {
discountValue = new Decimal(invoice.discount.amount);
}
}
return invoice.totalPrice.minus(discountValue);
}
// let discountValue = new Decimal(0);
// if (invoice.discount) {
// if (invoice.discount.calculationType === "PERCENTAGE") {
// discountValue = invoice.totalPrice.mul(invoice.discount.amount).div(100);
// } else if (invoice.discount.calculationType === "FIXED") {
// discountValue = new Decimal(invoice.discount.amount);
// }
// }
// return invoice.totalPrice.minus(discountValue);
// }
}