refactor: mail templates

packages/server/src/modules/CreditNotes/queries/CreditNoteTransformer.ts

@@ -119,7 +119,6 @@ export class CreditNoteTransformer extends Transformer {
 
   /**
    * Retrieves formatted discount percentage.
-   * @param credit
    * @returns {string}
    */
   protected discountPercentageFormatted = (credit): string => {
@@ -128,7 +127,6 @@ export class CreditNoteTransformer extends Transformer {
 
   /**
    * Retrieves formatted adjustment amount.
-   * @param credit
    * @returns {string}
    */
   protected adjustmentFormatted = (credit): string => {

packages/server/src/modules/MailNotification/dtos/CommonMailOptions.dto.ts

@@ -0,0 +1,37 @@
+import { ArrayMinSize, IsArray, IsNotEmpty, IsObject, IsString } from "class-validator";
+import { AddressItem } from "../MailNotification.types";
+
+export class CommonMailOptionsDto {
+  @IsArray()
+  @ArrayMinSize(1)
+  @IsNotEmpty()
+  from: Array<string>;
+
+  @IsString()
+  @IsNotEmpty()
+  subject: string;
+
+  @IsString()
+  @IsNotEmpty()
+  message: string;
+
+  @IsArray()
+  @ArrayMinSize(1)
+  @IsNotEmpty()
+  to: Array<string>;
+
+  @IsArray()
+  cc?: Array<string>;
+
+  @IsArray()
+  bcc?: Array<string>;
+
+  @IsObject()
+  formatArgs?: Record<string, any>;
+
+  @IsArray()
+  toOptions: Array<AddressItem>;
+
+  @IsArray()
+  fromOptions: Array<AddressItem>;
+}

packages/server/src/modules/PaymentReceived/PaymentReceived.application.ts

@@ -1,6 +1,4 @@
 import {
-  IPaymentReceivedCreateDTO,
-  IPaymentReceivedEditDTO,
   IPaymentsReceivedFilter,
   PaymentReceiveMailOptsDTO,
 } from './types/PaymentReceived.types';
@@ -79,7 +77,9 @@ export class PaymentReceivesApplication {
    * @param {IPaymentsReceivedFilter} filterDTO
    * @returns
    */
-  public async getPaymentsReceived(filterDTO: Partial<IPaymentsReceivedFilter>) {
+  public async getPaymentsReceived(
+    filterDTO: Partial<IPaymentsReceivedFilter>,
+  ) {
     return this.getPaymentsReceivedService.getPaymentReceives(filterDTO);
   }
 
@@ -142,6 +142,17 @@ export class PaymentReceivesApplication {
     );
   }
 
+  /**
+   * Retrieves html content of the given payment receive.
+   * @param {number} paymentReceivedId 
+   * @returns {Promise<string>}
+   */
+  public getPaymentReceivedHtml(paymentReceivedId: number) {
+    return this.getPaymentReceivePdfService.getPaymentReceivedHtml(
+      paymentReceivedId,
+    );
+  }
+
   /**
    * Retrieves the create/edit initial state of the payment received.
    * @returns {Promise<IPaymentReceivedState>}

packages/server/src/modules/PaymentReceived/PaymentsReceived.controller.ts

@@ -144,7 +144,7 @@ export class PaymentReceivesController {
     description:
       'The payment received details have been successfully retrieved.',
   })
-  public getPaymentReceive(
+  public async getPaymentReceive(
     @Param('id', ParseIntPipe) paymentReceiveId: number,
     @Headers('accept') acceptHeader: string,
   ) {
@@ -152,6 +152,12 @@ export class PaymentReceivesController {
       return this.paymentReceivesApplication.getPaymentReceivePdf(
         paymentReceiveId,
       );
+    } else if (acceptHeader.includes(AcceptType.ApplicationTextHtml)) {
+      const htmlContent =
+        await this.paymentReceivesApplication.getPaymentReceivedHtml(
+          paymentReceiveId,
+        );
+      return { htmlContent };
     } else {
       return this.paymentReceivesApplication.getPaymentReceive(
         paymentReceiveId,

packages/server/src/modules/PaymentReceived/constants.ts

@@ -4,19 +4,16 @@ export const SEND_PAYMENT_RECEIVED_MAIL_JOB = 'SEND_PAYMENT_RECEIVED_MAIL_JOB';
 
 export const DEFAULT_PAYMENT_MAIL_SUBJECT =
   'Payment Received for {Customer Name} from {Company Name}';
-export const DEFAULT_PAYMENT_MAIL_CONTENT = `
-<p>Dear {Customer Name}</p>
-<p>Thank you for your payment. It was a pleasure doing business with you. We look forward to work together again!</p>
-<p>
-Payment Date : <strong>{Payment Date}</strong><br />
-Amount   : <strong>{Payment Amount}</strong></br />
-</p>
+export const DEFAULT_PAYMENT_MAIL_CONTENT = `Dear {Customer Name}
 
-<p>
-<i>Regards</i><br />
-<i>{Company Name}</i>
-</p>
-`;
+Thank you for your payment. It was a pleasure doing business with you. We look forward to work together again!
+
+Payment Transaction: {Payment Number}
+Payment Date : {Payment Date}
+Amount : {Payment Amount}
+
+Regards,
+{Company Name}`;
 
 export const ERRORS = {
   PAYMENT_RECEIVE_NO_EXISTS: 'PAYMENT_RECEIVE_NO_EXISTS',

packages/server/src/modules/PaymentReceived/models/PaymentReceived.ts

@@ -76,7 +76,10 @@ export class PaymentReceived extends TenantBaseModel {
     const { Customer } = require('../../Customers/models/Customer');
     const { Account } = require('../../Accounts/models/Account.model');
     const { Branch } = require('../../Branches/models/Branch.model');
-    const { DocumentModel } = require('../../Attachments/models/Document.model');
+    const {
+      DocumentModel,
+    } = require('../../Attachments/models/Document.model');
+    const { PdfTemplateModel } = require('../../PdfTemplate/models/PdfTemplate');
 
     return {
       customer: {
@@ -154,6 +157,18 @@ export class PaymentReceived extends TenantBaseModel {
           query.where('model_ref', 'PaymentReceive');
         },
       },
+
+      /**
+       * Payment received may belongs to pdf branding template.
+       */
+      pdfTemplate: {
+        relation: Model.BelongsToOneRelation,
+        modelClass: PdfTemplateModel,
+        join: {
+          from: 'payment_receives.pdfTemplateId',
+          to: 'pdf_templates.id',
+        },
+      },
     };
   }
 

packages/server/src/modules/PaymentReceived/queries/GetPaymentReceivedMailState.service.ts

@@ -0,0 +1,48 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { TransformerInjectable } from '@/modules/Transformer/TransformerInjectable.service';
+import { GetPaymentReceivedMailStateTransformer } from './GetPaymentReceivedMailState.transformer';
+import { SendPaymentReceiveMailNotification } from '../commands/PaymentReceivedMailNotification';
+import { PaymentReceived } from '../models/PaymentReceived';
+import { TenantModelProxy } from '@/modules/System/models/TenantBaseModel';
+import { PaymentReceiveMailOpts } from '../types/PaymentReceived.types';
+
+@Injectable()
+export class GetPaymentReceivedMailState {
+  constructor(
+    private readonly paymentReceivedMail: SendPaymentReceiveMailNotification,
+    private readonly transformer: TransformerInjectable,
+
+    @Inject(PaymentReceived.name)
+    private readonly paymentReceivedModel: TenantModelProxy<
+      typeof PaymentReceived
+    >,
+  ) {}
+
+  /**
+   * Retrieves the default payment mail options.
+   * @param {number} paymentReceiveId - Payment receive id.
+   * @returns {Promise<PaymentReceiveMailOpts>}
+   */
+  public getMailOptions = async (
+    paymentId: number,
+  ): Promise<PaymentReceiveMailOpts> => {
+    const paymentReceive = await this.paymentReceivedModel()
+      .query()
+      .findById(paymentId)
+      .withGraphFetched('customer')
+      .withGraphFetched('entries.invoice')
+      .withGraphFetched('pdfTemplate')
+      .throwIfNotFound();
+
+    const mailOptions =
+      await this.paymentReceivedMail.getMailOptions(paymentId);
+    const transformed = await this.transformer.transform(
+      paymentReceive,
+      new GetPaymentReceivedMailStateTransformer(),
+      {
+        mailOptions,
+      },
+    );
+    return transformed;
+  };
+}

packages/server/src/modules/PaymentReceived/queries/GetPaymentReceivedMailState.transformer.ts

@@ -0,0 +1,185 @@
+import { PaymentReceiveTransfromer } from './PaymentReceivedTransformer';
+import { PaymentReceivedEntryTransfromer } from './PaymentReceivedEntryTransformer';
+
+export class GetPaymentReceivedMailStateTransformer extends PaymentReceiveTransfromer {
+  /**
+   * Exclude these attributes from user object.
+   * @returns {Array}
+   */
+  public excludeAttributes = (): string[] => {
+    return ['*'];
+  };
+
+  /**
+   * Included attributes.
+   * @returns {Array}
+   */
+  public includeAttributes = (): string[] => {
+    return [
+      'paymentDate',
+      'paymentDateFormatted',
+
+      'paymentAmount',
+      'paymentAmountFormatted',
+
+      'total',
+      'totalFormatted',
+
+      'subtotal',
+      'subtotalFormatted',
+
+      'paymentNumber',
+
+      'entries',
+
+      'companyName',
+      'companyLogoUri',
+
+      'primaryColor',
+
+      'customerName',
+    ];
+  };
+
+  /**
+   * Retrieves the customer name of the payment.
+   * @returns {string}
+   */
+  protected customerName = (payment) => {
+    return payment.customer.displayName;
+  };
+
+  /**
+   * Retrieves the company name.
+   * @returns {string}
+   */
+  protected companyName = () => {
+    return this.context.organization.name;
+  };
+
+  /**
+   * Retrieves the company logo uri.
+   * @returns {string | null}
+   */
+  protected companyLogoUri = (payment) => {
+    return payment.pdfTemplate?.companyLogoUri;
+  };
+
+  /**
+   * Retrieves the primary color.
+   * @returns {string}
+   */
+  protected primaryColor = (payment) => {
+    return payment.pdfTemplate?.attributes?.primaryColor;
+  };
+
+  /**
+   * Retrieves the formatted payment date.
+   * @returns {string}
+   */
+  protected paymentDateFormatted = (payment) => {
+    return this.formatDate(payment.paymentDate);
+  };
+
+  /**
+   * Retrieves the payment amount.
+   * @param payment
+   * @returns {number}
+   */
+  protected total = (payment) => {
+    return this.formatNumber(payment.amount, {
+      money: false,
+    });
+  };
+
+  /**
+   * Retrieves the formatted payment amount.
+   * @returns {string}
+   */
+  protected totalFormatted = (payment) => {
+    return this.formatMoney(payment.amount);
+  };
+
+  /**
+   * Retrieves the payment amount.
+   * @param payment
+   * @returns {number}
+   */
+  protected subtotal = (payment) => {
+    return this.formatNumber(payment.amount, {
+      money: false,
+    });
+  };
+
+  /**
+   * Retrieves the formatted payment amount.
+   * @returns {string}
+   */
+  protected subtotalFormatted = (payment) => {
+    return this.formatMoney(payment.amount);
+  };
+
+  /**
+   * Retrieves the payment number.
+   * @param payment
+   * @returns {string}
+   */
+  protected paymentNumber = (payment) => {
+    return payment.paymentReceiveNo;
+  };
+
+  /**
+   * Retrieves the payment entries.
+   * @param {IPaymentReceived} payment
+   * @returns {IPaymentReceivedEntry[]}
+   */
+  protected entries = (payment) => {
+    return this.item(payment.entries, new GetPaymentReceivedEntryMailState());
+  };
+
+  /**
+   * Merges the mail options with the invoice object.
+   */
+  public transform = (object: any) => {
+    return {
+      ...this.options.mailOptions,
+      ...object,
+    };
+  };
+}
+
+export class GetPaymentReceivedEntryMailState extends PaymentReceivedEntryTransfromer {
+  /**
+   * Include these attributes to payment receive entry object.
+   * @returns {Array}
+   */
+  public includeAttributes = (): string[] => {
+    return ['paidAmount', 'invoiceNumber'];
+  };
+
+  /**
+   * Exclude these attributes from user object.
+   * @returns {Array}
+   */
+  public excludeAttributes = (): string[] => {
+    return ['*'];
+  };
+
+  /**
+   * Retrieves the paid amount.
+   * @param entry
+   * @returns {string}
+   */
+  public paidAmount = (entry) => {
+    return this.paymentAmountFormatted(entry);
+  };
+
+  /**
+   * Retrieves the invoice number.
+   * @param entry
+   * @returns {string}
+   */
+  public invoiceNumber = (entry) => {
+    return entry.invoice.invoiceNo;
+  };
+}

packages/server/src/modules/PaymentReceived/queries/GetPaymentReceivedMailTemplate.service.ts

@@ -0,0 +1,62 @@
+import {
+  PaymentReceivedEmailTemplateProps,
+  renderPaymentReceivedEmailTemplate,
+} from '@bigcapital/email-components';
+import { Injectable } from '@nestjs/common';
+import { TransformerInjectable } from '@/modules/Transformer/TransformerInjectable.service';
+import { GetPdfTemplateService } from '@/modules/PdfTemplate/queries/GetPdfTemplate.service';
+import { GetPaymentReceivedService } from './GetPaymentReceived.service';
+import { GetPaymentReceivedMailTemplateAttrsTransformer } from './GetPaymentReceivedMailTemplateAttrs.transformer';
+
+@Injectable()
+export class GetPaymentReceivedMailTemplate {
+  constructor(
+    private readonly getPaymentReceivedService: GetPaymentReceivedService,
+    private readonly getBrandingTemplate: GetPdfTemplateService,
+    private readonly transformer: TransformerInjectable,
+  ) {}
+
+  /**
+   * Retrieves the mail template attributes of the given payment received.
+   * @param {number} paymentReceivedId - Payment received id.
+   * @returns {Promise<PaymentReceivedEmailTemplateProps>}
+   */
+  public async getMailTemplateAttributes(
+    paymentReceivedId: number,
+  ): Promise<PaymentReceivedEmailTemplateProps> {
+    const paymentReceived =
+      await this.getPaymentReceivedService.getPaymentReceive(paymentReceivedId);
+    const brandingTemplate = await this.getBrandingTemplate.getPdfTemplate(
+      paymentReceived.pdfTemplateId,
+    );
+    const mailTemplateAttributes = await this.transformer.transform(
+      paymentReceived,
+      new GetPaymentReceivedMailTemplateAttrsTransformer(),
+      {
+        paymentReceived,
+        brandingTemplate,
+      },
+    );
+    return mailTemplateAttributes;
+  }
+
+  /**
+   * Retrieves the mail template html content.
+   * @param {number} tenantId
+   * @param {number} paymentReceivedId
+   * @param {Partial<PaymentReceivedEmailTemplateProps>} overrideAttributes
+   * @returns
+   */
+  public async getMailTemplate(
+    paymentReceivedId: number,
+    overrideAttributes?: Partial<PaymentReceivedEmailTemplateProps>,
+  ): Promise<string> {
+    const mailTemplateAttributes =
+      await this.getMailTemplateAttributes(paymentReceivedId);
+    const mergedAttributes = {
+      ...mailTemplateAttributes,
+      ...overrideAttributes,
+    };
+    return renderPaymentReceivedEmailTemplate(mergedAttributes);
+  }
+}

packages/server/src/modules/PaymentReceived/queries/GetPaymentReceivedMailTemplateAttrs.transformer.ts

@@ -0,0 +1,149 @@
+import { Transformer } from "@/modules/Transformer/Transformer";
+
+export class GetPaymentReceivedMailTemplateAttrsTransformer extends Transformer {
+  /**
+   * Included attributes.
+   * @returns {Array}
+   */
+  public includeAttributes = (): string[] => {
+    return [
+      'companyLogoUri',
+      'companyName',
+      'primaryColor',
+      'total',
+      'totalLabel',
+      'subtotal',
+      'subtotalLabel',
+      'paymentNumberLabel',
+      'paymentNumber',
+      'items',
+    ];
+  };
+
+  /**
+   * Exclude all attributes.
+   * @returns {string[]}
+   */
+  public excludeAttributes = (): string[] => {
+    return ['*'];
+  };
+
+  /**
+   * Company logo uri.
+   * @returns {string}
+   */
+  public companyLogoUri(): string {
+    return this.options.brandingTemplate?.companyLogoUri;
+  }
+
+  /**
+   * Company name.
+   * @returns {string}
+   */
+  public companyName(): string {
+    return this.context.organization.name;
+  }
+
+  /**
+   * Primary color
+   * @returns {string}
+   */
+  public primaryColor(): string {
+    return this.options?.brandingTemplate?.attributes?.primaryColor;
+  }
+
+  /**
+   * Total.
+   * @returns {string}
+   */
+  public total(): string {
+    return this.options.paymentReceived.formattedAmount;
+  }
+
+  /**
+   * Total label.
+   * @returns {string}
+   */
+  public totalLabel(): string {
+    return 'Total';
+  }
+
+  /**
+   * Subtotal.
+   * @returns {string}
+   */
+  public subtotal(): string {
+    return this.options.paymentReceived.formattedAmount;
+  }
+
+  /**
+   * Subtotal label.
+   * @returns {string}
+   */
+  public subtotalLabel(): string {
+    return 'Subtotal';
+  }
+
+  /**
+   * Payment number label.
+   * @returns {string}
+   */
+  public paymentNumberLabel(): string {
+    return 'Payment # {paymentNumber}';
+  }
+
+  /**
+   * Payment number.
+   * @returns {string}
+   */
+  public paymentNumber(): string {
+    return this.options.paymentReceived.paymentReceiveNumber;
+  }
+
+  /**
+   * Items.
+   * @returns
+   */
+  public items() {
+    return this.item(
+      this.options.paymentReceived.entries,
+      new GetPaymentReceivedMailTemplateItemAttrsTransformer()
+    );
+  }
+}
+
+class GetPaymentReceivedMailTemplateItemAttrsTransformer extends Transformer {
+  /**
+   * Included attributes.
+   * @returns {Array}
+   */
+  public includeAttributes = () => {
+    return ['label', 'total'];
+  };
+
+  /**
+   * Excluded attributes.
+   * @returns {string[]}
+   */
+  public excludeAttributes = () => {
+    return ['*'];
+  };
+
+  /**
+   *
+   * @param entry
+   * @returns
+   */
+  public label(entry) {
+    return entry.invoice.invoiceNo;
+  }
+
+  /**
+   *
+   * @param entry
+   * @returns
+   */
+  public total(entry) {
+    return entry.paymentAmountFormatted;
+  }
+}

packages/server/src/modules/PaymentReceived/queries/GetPaymentReceivedPdf.service.ts

@@ -1,22 +1,20 @@
 import { Inject, Injectable } from '@nestjs/common';
+import { EventEmitter2 } from '@nestjs/event-emitter';
+import { renderPaymentReceivedPaperTemplateHtml } from '@bigcapital/pdf-templates';
 import { GetPaymentReceivedService } from './GetPaymentReceived.service';
 import { PaymentReceivedBrandingTemplate } from './PaymentReceivedBrandingTemplate.service';
 import { transformPaymentReceivedToPdfTemplate } from '../utils';
-
 import { PaymentReceived } from '../models/PaymentReceived';
 import { PdfTemplateModel } from '@/modules/PdfTemplate/models/PdfTemplate';
 import { ChromiumlyTenancy } from '@/modules/ChromiumlyTenancy/ChromiumlyTenancy.service';
-import { EventEmitter2 } from '@nestjs/event-emitter';
-import { TemplateInjectable } from '@/modules/TemplateInjectable/TemplateInjectable.service';
 import { PaymentReceivedPdfTemplateAttributes } from '../types/PaymentReceived.types';
-import { events } from '@/common/events/events';
 import { TenantModelProxy } from '@/modules/System/models/TenantBaseModel';
+import { events } from '@/common/events/events';
 
 @Injectable()
 export class GetPaymentReceivedPdfService {
   constructor(
     private chromiumlyTenancy: ChromiumlyTenancy,
-    private templateInjectable: TemplateInjectable,
     private getPaymentService: GetPaymentReceivedService,
     private paymentBrandingTemplateService: PaymentReceivedBrandingTemplate,
     private eventPublisher: EventEmitter2,
@@ -28,23 +26,31 @@ export class GetPaymentReceivedPdfService {
     private pdfTemplateModel: TenantModelProxy<typeof PdfTemplateModel>,
   ) {}
 
+  /**
+   * Retrieves payment received html content.
+   * @param {number} paymentReceivedId
+   * @returns {Promise<string>}
+   */
+  public async getPaymentReceivedHtml(
+    paymentReceivedId: number,
+  ): Promise<string> {
+    const brandingAttributes =
+      await this.getPaymentBrandingAttributes(paymentReceivedId);
+
+    return renderPaymentReceivedPaperTemplateHtml(brandingAttributes);
+  }
+
   /**
    * Retrieve sale invoice pdf content.
-   * @param {number} tenantId -
-   * @param {IPaymentReceived} paymentReceive -
+   * @param {number} paymentReceivedId - Payment received id.
    * @returns {Promise<Buffer>}
    */
   async getPaymentReceivePdf(
     paymentReceivedId: number,
   ): Promise<[Buffer, string]> {
-    const brandingAttributes =
-      await this.getPaymentBrandingAttributes(paymentReceivedId);
-
-    const htmlContent = await this.templateInjectable.render(
-      'modules/payment-receive-standard',
-      brandingAttributes,
-    );
+    const htmlContent = await this.getPaymentReceivedHtml(paymentReceivedId);
     const filename = await this.getPaymentReceivedFilename(paymentReceivedId);
+
     // Converts the given html content to pdf document.
     const content =
       await this.chromiumlyTenancy.convertHtmlContent(htmlContent);
@@ -98,7 +104,6 @@ export class GetPaymentReceivedPdfService {
       await this.paymentBrandingTemplateService.getPaymentReceivedPdfTemplate(
         templateId,
       );
-
     return {
       ...brandingTemplate.attributes,
       ...transformPaymentReceivedToPdfTemplate(paymentReceived),

packages/server/src/modules/PaymentReceived/types/PaymentReceived.types.ts

@@ -130,23 +130,9 @@ export enum PaymentReceiveAction {
   NotifyBySms = 'NotifyBySms',
 }
 
-// export type IPaymentReceiveGLCommonEntry = Pick<
-//   ILedgerEntry,
-//   | 'debit'
-//   | 'credit'
-//   | 'currencyCode'
-//   | 'exchangeRate'
-//   | 'transactionId'
-//   | 'transactionType'
-//   | 'transactionNumber'
-//   | 'referenceNumber'
-//   | 'date'
-//   | 'userId'
-//   | 'createdAt'
-//   | 'branchId'
-// >;
-
-export interface PaymentReceiveMailOpts extends CommonMailOptions {}
+export interface PaymentReceiveMailOpts extends CommonMailOptions {
+  attachPdf?: boolean;
+}
 export interface PaymentReceiveMailOptsDTO extends CommonMailOptionsDTO {}
 export interface PaymentReceiveMailPresendEvent {
   paymentReceivedId: number;

packages/server/src/modules/SaleEstimates/SaleEstimates.application.ts

@@ -18,6 +18,7 @@ import {
   CreateSaleEstimateDto,
   EditSaleEstimateDto,
 } from './dtos/SaleEstimate.dto';
+import { GetSaleEstimateMailStateService } from './queries/GetSaleEstimateMailState.service';
 
 @Injectable()
 export class SaleEstimatesApplication {
@@ -33,6 +34,7 @@ export class SaleEstimatesApplication {
     private readonly sendEstimateMailService: SendSaleEstimateMail,
     private readonly getSaleEstimateStateService: GetSaleEstimateState,
     private readonly saleEstimatesPdfService: GetSaleEstimatePdf,
+    private readonly getSaleEstimateMailStateService: GetSaleEstimateMailStateService,
   ) {}
 
   /**
@@ -172,4 +174,23 @@ export class SaleEstimatesApplication {
   public getSaleEstimateState() {
     return this.getSaleEstimateStateService.getSaleEstimateState();
   }
+
+  /**
+   * Retrieves the sale estimate mail state.
+   * @param {number} saleEstimateId
+   * @returns {Promise<SaleEstimateMailOptions>}
+   */
+  public getSaleEstimateMailState(saleEstimateId: number) {
+    return this.getSaleEstimateMailStateService.getEstimateMailState(
+      saleEstimateId,
+    );
+  }
+
+  /**
+   * Retrieve the HTML content of the given sale estimate.
+   * @param {number} saleEstimateId
+   */
+  public getSaleEstimateHtml(saleEstimateId: number) {
+    return this.saleEstimatesPdfService.saleEstimateHtml(saleEstimateId);
+  }
 }

packages/server/src/modules/SaleEstimates/SaleEstimates.controller.ts

@@ -208,7 +208,7 @@ export class SaleEstimatesController {
   }
 
   @Get(':id/mail')
-  @ApiOperation({ summary: 'Retrieves the sale estimate mail details.' })
+  @ApiOperation({ summary: 'Retrieves the sale estimate mail state.' })
   @ApiParam({
     name: 'id',
     required: true,
@@ -218,7 +218,9 @@ export class SaleEstimatesController {
   public getSaleEstimateMail(
     @Param('id', ParseIntPipe) saleEstimateId: number,
   ) {
-    return this.saleEstimatesApplication.getSaleEstimateMail(saleEstimateId);
+    return this.saleEstimatesApplication.getSaleEstimateMailState(
+      saleEstimateId,
+    );
   }
 
   @Get(':id')
@@ -243,6 +245,11 @@ export class SaleEstimatesController {
         'Content-Length': pdfContent.length,
       });
       res.send(pdfContent);
+    } else if (acceptHeader.includes(AcceptType.ApplicationTextHtml)) {
+      const htmlContent =
+        await this.saleEstimatesApplication.getSaleEstimateHtml(estimateId);
+
+      return { htmlContent };
     } else {
       return this.saleEstimatesApplication.getSaleEstimate(estimateId);
     }

packages/server/src/modules/SaleEstimates/SaleEstimates.module.ts

@@ -37,6 +37,8 @@ import { PdfTemplatesModule } from '../PdfTemplate/PdfTemplates.module';
 import { SendSaleEstimateMailQueue } from './types/SaleEstimates.types';
 import { SaleEstimatesExportable } from './SaleEstimatesExportable';
 import { SaleEstimatesImportable } from './SaleEstimatesImportable';
+import { GetSaleEstimateMailStateService } from './queries/GetSaleEstimateMailState.service';
+import { GetSaleEstimateMailTemplateService } from './queries/GetSaleEstimateMailTemplate.service';
 
 @Module({
   imports: [
@@ -78,11 +80,15 @@ import { SaleEstimatesImportable } from './SaleEstimatesImportable';
     GetSaleEstimatePdf,
     SaleEstimatePdfTemplate,
     SaleEstimatesExportable,
-    SaleEstimatesImportable
+    SaleEstimatesImportable,
+    GetSaleEstimateMailStateService,
+    GetSaleEstimateMailTemplateService
   ],
   exports: [
     SaleEstimatesExportable,
-    SaleEstimatesImportable
+    SaleEstimatesImportable,
+    GetSaleEstimateMailStateService,
+    GetSaleEstimateMailTemplateService
   ]
 })
 export class SaleEstimatesModule {}

packages/server/src/modules/SaleEstimates/commands/SendSaleEstimateMail.ts

@@ -23,6 +23,7 @@ import { SaleEstimateMailOptions } from '../types/SaleEstimates.types';
 import { Mail } from '@/modules/Mail/Mail';
 import { MailTransporter } from '@/modules/Mail/MailTransporter.service';
 import { TenantModelProxy } from '@/modules/System/models/TenantBaseModel';
+import { GetSaleEstimateMailTemplateService } from '../queries/GetSaleEstimateMailTemplate.service';
 
 @Injectable()
 export class SendSaleEstimateMail {
@@ -38,6 +39,7 @@ export class SendSaleEstimateMail {
     private readonly estimatePdf: GetSaleEstimatePdf,
     private readonly getSaleEstimateService: GetSaleEstimate,
     private readonly contactMailNotification: ContactMailNotification,
+    private readonly getEstimateMailTemplate: GetSaleEstimateMailTemplateService,
     private readonly eventPublisher: EventEmitter2,
     private readonly mailTransporter: MailTransporter,
 
@@ -78,7 +80,12 @@ export class SendSaleEstimateMail {
    */
   public formatterArgs = async (estimateId: number) => {
     const estimate = await this.getSaleEstimateService.getEstimate(estimateId);
-    return transformEstimateToMailDataArgs(estimate);
+    const commonArgs = await this.contactMailNotification.getCommonFormatArgs();
+
+    return {
+      ...commonArgs,
+      ...transformEstimateToMailDataArgs(estimate),
+    };
   };
 
   /**
@@ -129,9 +136,35 @@ export class SendSaleEstimateMail {
         mailOptions,
         formatterArgs,
       );
-    return { ...formattedOptions };
+    // Retrieves the estimate mail template.
+    const message = await this.getEstimateMailTemplate.getMailTemplate(
+      saleEstimateId,
+      {
+        message: formattedOptions.message,
+        preview: formattedOptions.message,
+      },
+    );
+    return { ...formattedOptions, message };
   };
 
+  /**
+   * Retrieves the formatted mail options.
+   * @param {number} saleEstimateId
+   * @param {SaleEstimateMailOptionsDTO} messageOptions
+   * @returns {Promise<SaleEstimateMailOptions>}
+   */
+  public async getFormattedMailOptions(
+    saleEstimateId: number,
+    messageOptions: SaleEstimateMailOptionsDTO,
+  ): Promise<SaleEstimateMailOptions> {
+    const defaultMessageOptions = await this.getMailOptions(saleEstimateId);
+    const parsedMessageOptions = mergeAndValidateMailOptions(
+      defaultMessageOptions,
+      messageOptions,
+    );
+    return this.formatMailOptions(saleEstimateId, parsedMessageOptions);
+  }
+
   /**
    * Sends the mail notification of the given sale estimate.
    * @param {number} saleEstimateId - Sale estimate id.
@@ -142,16 +175,9 @@ export class SendSaleEstimateMail {
     saleEstimateId: number,
     messageOptions: SaleEstimateMailOptionsDTO,
   ): Promise<void> {
-    const localMessageOpts = await this.getMailOptions(saleEstimateId);
-    // Overrides and validates the given mail options.
-    const parsedMessageOptions = mergeAndValidateMailOptions(
-      localMessageOpts,
-      messageOptions,
-    ) as SaleEstimateMailOptions;
-
-    const formattedOptions = await this.formatMailOptions(
+    const formattedOptions = await this.getFormattedMailOptions(
       saleEstimateId,
-      parsedMessageOptions,
+      messageOptions,
     );
     const mail = new Mail()
       .setSubject(formattedOptions.subject)
@@ -173,7 +199,6 @@ export class SendSaleEstimateMail {
         },
       ]);
     }
-
     const eventPayload = {
       saleEstimateId,
       messageOptions,

packages/server/src/modules/SaleEstimates/constants.ts

@@ -1,18 +1,17 @@
 export const DEFAULT_ESTIMATE_REMINDER_MAIL_SUBJECT =
   'Estimate {Estimate Number} is awaiting your approval';
-export const DEFAULT_ESTIMATE_REMINDER_MAIL_CONTENT = `<p>Dear {Customer Name}</p>
-<p>Thank you for your business, You can view or print your estimate from attachements.</p>
-<p>
-Estimate <strong>#{Estimate Number}</strong><br />
-Expiration Date : <strong>{Estimate Expiration Date}</strong><br />
-Amount   : <strong>{Estimate Amount}</strong></br />
-</p>
+export const DEFAULT_ESTIMATE_REMINDER_MAIL_CONTENT = `Hi {Customer Name},
 
-<p>
-<i>Regards</i><br />
-<i>{Company Name}</i>
-</p>
-`;
+Here's estimate # {Estimate Number} for {Estimate Amount}
+
+This estimate is valid until {Estimate Expiration Date}, and we’re happy to discuss any adjustments you or questions may have.
+
+Please find your estimate attached to this email for your reference.
+
+If you have any questions, please let us know.
+
+Thanks,
+{Company Name}`;
 
 export const ERRORS = {
   SALE_ESTIMATE_NOT_FOUND: 'SALE_ESTIMATE_NOT_FOUND',

packages/server/src/modules/SaleEstimates/models/SaleEstimate.ts

@@ -1,6 +1,5 @@
 import * as moment from 'moment';
 import { Model } from 'objection';
-import { Injectable } from '@nestjs/common';
 import { TenantBaseModel } from '@/modules/System/models/TenantBaseModel';
 import { ExportableModel } from '@/modules/Export/decorators/ExportableModel.decorator';
 import { ImportableModel } from '@/modules/Import/decorators/Import.decorator';
@@ -307,12 +306,6 @@ export class SaleEstimate extends TenantBaseModel {
       },
     };
   }
-  /**
-   * Model settings.
-   */
-  // static get meta() {
-  // return SaleEstimateSettings;
-  // }
 
   /**
    * Retrieve the default custom views, roles and columns.

packages/server/src/modules/SaleEstimates/queries/GetEstimateMailTemplateAttributes.transformer.ts

@@ -0,0 +1,167 @@
+import { Transformer } from '@/modules/Transformer/Transformer';
+
+export class GetEstimateMailTemplateAttributesTransformer extends Transformer {
+  public includeAttributes = (): string[] => {
+    return [
+      'companyLogoUri',
+      'companyName',
+
+      'estimateAmount',
+
+      'primaryColor',
+
+      'estimateAmount',
+      'estimateMessage',
+
+      'dueDate',
+      'dueDateLabel',
+
+      'estimateNumber',
+      'estimateNumberLabel',
+
+      'total',
+      'totalLabel',
+
+      'subtotal',
+      'subtotalLabel',
+
+      'dueAmount',
+      'dueAmountLabel',
+
+      'viewEstimateButtonLabel',
+      'viewEstimateButtonUrl',
+
+      'items',
+    ];
+  };
+
+  /**
+   * Exclude all attributes.
+   * @returns {string[]}
+   */
+  public excludeAttributes = (): string[] => {
+    return ['*'];
+  };
+
+  /**
+   * Company logo uri.
+   * @returns {string}
+   */
+  public companyLogoUri(): string {
+    return this.options.brandingTemplate?.companyLogoUri;
+  }
+
+  /**
+   * Company name.
+   * @returns {string}
+   */
+  public companyName(): string {
+    return this.context.organization.name;
+  }
+
+  /**
+   * Primary color.
+   * @returns {string}
+   */
+  public primaryColor(): string {
+    return this.options?.brandingTemplate?.attributes?.primaryColor;
+  }
+
+  /**
+   * Estimate number.
+   * @returns {string}
+   */
+  public estimateNumber(): string {
+    return this.options.estimate.estimateNumber;
+  }
+
+  /**
+   * Estimate number label.
+   * @returns {string}
+   */
+  public estimateNumberLabel(): string {
+    return 'Estimate No: {estimateNumber}';
+  }
+
+  /**
+   * Expiration date.
+   * @returns {string}
+   */
+  public expirationDate(): string {
+    return this.options.estimate.formattedExpirationDate;
+  }
+
+  /**
+   * Expiration date label.
+   * @returns {string}
+   */
+  public expirationDateLabel(): string {
+    return 'Expiration Date: {expirationDate}';
+  }
+
+  /**
+   * Estimate total.
+   */
+  public total(): string {
+    return this.options.estimate.formattedAmount;
+  }
+
+  /**
+   * Estimate total label.
+   * @returns {string}
+   */
+  public totalLabel(): string {
+    return 'Total';
+  }
+
+  /**
+   * Estimate subtotal.
+   */
+  public subtotal(): string {
+    return this.options.estimate.formattedAmount;
+  }
+
+  /**
+   * Estimate subtotal label.
+   * @returns {string}
+   */
+  public subtotalLabel(): string {
+    return 'Subtotal';
+  }
+
+  /**
+   * Estimate mail items attributes.
+   */
+  public items(): any[] {
+    return this.item(
+      this.options.estimate.entries,
+      new GetEstimateMailTemplateEntryAttributesTransformer(),
+    );
+  }
+}
+
+class GetEstimateMailTemplateEntryAttributesTransformer extends Transformer {
+  public includeAttributes = (): string[] => {
+    return ['label', 'quantity', 'rate', 'total'];
+  };
+
+  public excludeAttributes = (): string[] => {
+    return ['*'];
+  };
+
+  public label(entry): string {
+    return entry?.item?.name;
+  }
+
+  public quantity(entry): string {
+    return entry?.quantity;
+  }
+
+  public rate(entry): string {
+    return entry?.rateFormatted;
+  }
+
+  public total(entry): string {
+    return entry?.totalFormatted;
+  }
+}

packages/server/src/modules/SaleEstimates/queries/GetSaleEstimateMailState.service.ts

@@ -0,0 +1,46 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { TenantModelProxy } from '@/modules/System/models/TenantBaseModel';
+import { SaleEstimate } from '../models/SaleEstimate';
+import { SendSaleEstimateMail } from '../commands/SendSaleEstimateMail';
+import { TransformerInjectable } from '@/modules/Transformer/TransformerInjectable.service';
+import { GetSaleEstimateMailStateTransformer } from './GetSaleEstimateMailState.transformer';
+
+@Injectable()
+export class GetSaleEstimateMailStateService {
+  constructor(
+    private readonly estimateMail: SendSaleEstimateMail,
+    private readonly transformer: TransformerInjectable,
+
+    @Inject(SaleEstimate.name)
+    private readonly saleEstimateModel: TenantModelProxy<typeof SaleEstimate>
+  ) {}
+
+  /**
+   * Retrieves the estimate mail state of the given sale estimate.
+   * Estimate mail state includes the mail options, branding attributes and the estimate details.
+   * @param {number} saleEstimateId
+   * @returns {Promise<SaleEstimateMailState>}
+   */
+  async getEstimateMailState(
+    saleEstimateId: number
+  ) {
+    const saleEstimate = await this.saleEstimateModel().query()
+      .findById(saleEstimateId)
+      .withGraphFetched('customer')
+      .withGraphFetched('entries.item')
+      .withGraphFetched('pdfTemplate')
+      .throwIfNotFound();
+
+    const mailOptions = await this.estimateMail.getMailOptions(
+      saleEstimateId
+    );
+    const transformed = await this.transformer.transform(
+      saleEstimate,
+      new GetSaleEstimateMailStateTransformer(),
+      {
+        mailOptions,
+      }
+    );
+    return transformed;
+  }
+}

packages/server/src/modules/SaleEstimates/queries/GetSaleEstimateMailState.transformer.ts

@@ -0,0 +1,171 @@
+import { ItemEntryTransformer } from '@/modules/TransactionItemEntry/ItemEntry.transformer';
+import { SaleEstimateTransfromer } from './SaleEstimate.transformer';
+
+export class GetSaleEstimateMailStateTransformer extends SaleEstimateTransfromer {
+  public excludeAttributes = (): string[] => {
+    return ['*'];
+  };
+
+  public includeAttributes = (): string[] => {
+    return [
+      'estimateDate',
+      'estimateDateFormatted',
+
+      'expirationDate',
+      'expirationDateFormatted',
+
+      'total',
+      'totalFormatted',
+
+      'subtotal',
+      'subtotalFormatted',
+
+      'estimateNumber',
+      'entries',
+
+      'companyName',
+      'companyLogoUri',
+
+      'primaryColor',
+      'customerName',
+    ];
+  };
+
+  /**
+   * Retrieves the customer name of the invoice.
+   * @returns {string}
+   */
+  protected customerName = (invoice) => {
+    return invoice.customer.displayName;
+  };
+
+  /**
+   * Retrieves the company name.
+   * @returns {string}
+   */
+  protected companyName = () => {
+    return this.context.organization.name;
+  };
+
+  /**
+   * Retrieves the company logo uri.
+   * @returns {string | null}
+   */
+  protected companyLogoUri = (invoice) => {
+    return invoice.pdfTemplate?.companyLogoUri || null;
+  };
+
+  /**
+   * Retrieves the primary color.
+   * @returns {string}
+   */
+  protected primaryColor = (invoice) => {
+    return invoice.pdfTemplate?.attributes?.primaryColor || null;
+  };
+
+  /**
+   * Retrieves the estimate number.
+   */
+  protected estimateDateFormatted = (estimate) => {
+    return this.formattedEstimateDate(estimate);
+  };
+
+  /**
+   * Retrieves the expiration date of the estimate.
+   * @param estimate
+   * @returns {string}
+   */
+  protected expirationDateFormatted = (estimate) => {
+    return this.formattedExpirationDate(estimate);
+  };
+
+  /**
+   * Retrieves the total amount of the estimate.
+   * @param estimate
+   * @returns
+   */
+  protected total(estimate) {
+    return estimate.amount;
+  }
+
+  /**
+   * Retrieves the subtotal amount of the estimate.
+   * @param estimate
+   * @returns {number}
+   */
+  protected subtotal(estimate) {
+    return estimate.amount;
+  }
+
+  /**
+   * Retrieves the formatted total of the estimate.
+   * @param estimate
+   * @returns {string}
+   */
+  protected totalFormatted(estimate) {
+    return this.formatMoney(estimate.amount, {
+      currencyCode: estimate.currencyCode,
+      money: true,
+    });
+  }
+
+  /**
+   * Retrieves the formatted subtotal of the estimate.
+   * @param estimate
+   * @returns {string}
+   */
+  protected subtotalFormatted = (estimate) => {
+    return this.formatNumber(estimate.amount, { money: false });
+  };
+
+  /**
+   * Retrieves the estimate entries.
+   * @param invoice
+   * @returns {Array}
+   */
+  protected entries = (invoice) => {
+    return this.item(
+      invoice.entries,
+      new GetSaleEstimateMailStateEntryTransformer(),
+      {
+        currencyCode: invoice.currencyCode,
+      },
+    );
+  };
+
+  /**
+   * Merges the mail options with the invoice object.
+   */
+  public transform = (object: any) => {
+    return {
+      ...this.options.mailOptions,
+      ...object,
+    };
+  };
+}
+
+class GetSaleEstimateMailStateEntryTransformer extends ItemEntryTransformer {
+  public excludeAttributes = (): string[] => {
+    return ['*'];
+  };
+
+  /**
+   * Item name.
+   * @param entry
+   * @returns
+   */
+  public name = (entry) => {
+    return entry.item.name;
+  };
+
+  public includeAttributes = (): string[] => {
+    return [
+      'name',
+      'quantity',
+      'unitPrice',
+      'unitPriceFormatted',
+      'total',
+      'totalFormatted',
+    ];
+  };
+}

packages/server/src/modules/SaleEstimates/queries/GetSaleEstimateMailTemplate.service.ts

@@ -0,0 +1,61 @@
+import { TransformerInjectable } from '@/modules/Transformer/TransformerInjectable.service';
+import {
+  renderEstimateEmailTemplate,
+  EstimatePaymentEmailProps,
+} from '@bigcapital/email-components';
+import { Injectable } from '@nestjs/common';
+import { GetSaleEstimate } from './GetSaleEstimate.service';
+import { GetPdfTemplateService } from '@/modules/PdfTemplate/queries/GetPdfTemplate.service';
+import { GetEstimateMailTemplateAttributesTransformer } from './GetEstimateMailTemplateAttributes.transformer';
+
+@Injectable()
+export class GetSaleEstimateMailTemplateService {
+  constructor(
+    private readonly getEstimateService: GetSaleEstimate,
+    private readonly transformer: TransformerInjectable,
+    private readonly getBrandingTemplate: GetPdfTemplateService,
+  ) {}
+
+  /**
+   * Retrieves the mail template attributes of the given estimate.
+   * Estimate template attributes are composed of the estimate and branding template attributes.
+   * @param {number} estimateId - Estimate id.
+   * @returns {Promise<EstimatePaymentEmailProps>}
+   */
+  public async getMailTemplateAttributes(
+    estimateId: number,
+  ): Promise<EstimatePaymentEmailProps> {
+    const estimate = await this.getEstimateService.getEstimate(estimateId);
+    const brandingTemplate = await this.getBrandingTemplate.getPdfTemplate(
+      estimate.pdfTemplateId,
+    );
+    const mailTemplateAttributes = await this.transformer.transform(
+      estimate,
+      new GetEstimateMailTemplateAttributesTransformer(),
+      {
+        estimate,
+        brandingTemplate,
+      },
+    );
+    return mailTemplateAttributes;
+  }
+
+  /**
+   * Rertieves the mail template html content.
+   * @param {number} tenantId
+   * @param {number} estimateId
+   * @param overrideAttributes
+   * @returns
+   */
+  public async getMailTemplate(
+    estimateId: number,
+    overrideAttributes?: Partial<any>,
+  ): Promise<string> {
+    const attributes = await this.getMailTemplateAttributes(estimateId);
+    const mergedAttributes = {
+      ...attributes,
+      ...overrideAttributes,
+    };
+    return renderEstimateEmailTemplate(mergedAttributes);
+  }
+}

packages/server/src/modules/SaleEstimates/queries/GetSaleEstimatePdf.ts

@@ -4,18 +4,17 @@ import { GetSaleEstimate } from './GetSaleEstimate.service';
 import { transformEstimateToPdfTemplate } from '../utils';
 import { EstimatePdfBrandingAttributes } from '../constants';
 import { SaleEstimatePdfTemplate } from '@/modules/SaleInvoices/queries/SaleEstimatePdfTemplate.service';
-import { TemplateInjectable } from '@/modules/TemplateInjectable/TemplateInjectable.service';
 import { ChromiumlyTenancy } from '@/modules/ChromiumlyTenancy/ChromiumlyTenancy.service';
 import { PdfTemplateModel } from '@/modules/PdfTemplate/models/PdfTemplate';
 import { events } from '@/common/events/events';
 import { SaleEstimate } from '../models/SaleEstimate';
 import { TenantModelProxy } from '@/modules/System/models/TenantBaseModel';
+import { renderEstimatePaperTemplateHtml } from '@bigcapital/pdf-templates';
 
 @Injectable()
 export class GetSaleEstimatePdf {
   constructor(
     private readonly chromiumlyTenancy: ChromiumlyTenancy,
-    private readonly templateInjectable: TemplateInjectable,
     private readonly getSaleEstimate: GetSaleEstimate,
     private readonly estimatePdfTemplate: SaleEstimatePdfTemplate,
     private readonly eventPublisher: EventEmitter2,
@@ -29,22 +28,29 @@ export class GetSaleEstimatePdf {
     private readonly saleEstimateModel: TenantModelProxy<typeof SaleEstimate>,
   ) {}
 
+  /**
+   * Retrieve sale estimate html content.
+   * @param {number} invoiceId -
+   */
+  public async saleEstimateHtml(estimateId: number): Promise<string> {
+    const brandingAttributes =
+      await this.getEstimateBrandingAttributes(estimateId);
+
+    return renderEstimatePaperTemplateHtml({ ...brandingAttributes });
+  }
+
   /**
    * Retrieve sale invoice pdf content.
-   * @param {number} tenantId -
-   * @param {ISaleInvoice} saleInvoice -
+   * @param {ISaleInvoice} saleInvoice - Sale estimate id.
    */
   public async getSaleEstimatePdf(
     saleEstimateId: number,
   ): Promise<[Buffer, string]> {
     const filename = await this.getSaleEstimateFilename(saleEstimateId);
-    const brandingAttributes =
-      await this.getEstimateBrandingAttributes(saleEstimateId);
 
-    const htmlContent = await this.templateInjectable.render(
-      'modules/estimate-regular',
-      brandingAttributes,
-    );
+    // Retrieves the sale estimate html.
+    const htmlContent = await this.saleEstimateHtml(saleEstimateId);
+
     const content =
       await this.chromiumlyTenancy.convertHtmlContent(htmlContent);
     const eventPayload = { saleEstimateId };
@@ -72,7 +78,6 @@ export class GetSaleEstimatePdf {
 
   /**
    * Retrieves the given estimate branding attributes.
-   * @param {number} tenantId - Tenant id.
    * @param {number} estimateId - Estimate id.
    * @returns {Promise<EstimatePdfBrandingAttributes>}
    */

packages/server/src/modules/SaleInvoices/SaleInvoices.controller.ts

@@ -171,6 +171,9 @@ export class SaleInvoicesController {
         'Content-Length': pdfContent.length,
       });
       res.send(pdfContent);
+    } else if (acceptHeader.includes(AcceptType.ApplicationTextHtml)) {
+      const htmlContent = await this.saleInvoiceApplication.saleInvoiceHtml(id);
+      return { htmlContent };
     } else {
       return this.saleInvoiceApplication.getSaleInvoice(id);
     }
@@ -270,7 +273,7 @@ export class SaleInvoicesController {
     return this.saleInvoiceApplication.saleInvoiceHtml(id);
   }
 
-  @Get(':id/mail-state')
+  @Get(':id/mail')
   @ApiOperation({ summary: 'Retrieves the sale invoice mail state.' })
   @ApiResponse({
     status: 200,

packages/server/src/modules/SaleInvoices/queries/GetInvoicePaymentMail.service.ts

@@ -39,7 +39,7 @@ export class GetInvoicePaymentMail {
 
   /**
    * Retrieves the mail template html content.
-   * @param {number} invoiceId - Invoice id.
+   * @param {number} invoiceId - Sale invoice id.
    */
   public async getMailTemplate(
     invoiceId: number,

packages/server/src/modules/SaleInvoices/queries/GetInvoicePaymentMailAttributes.transformer.ts

@@ -1,4 +1,4 @@
-import { Transformer } from "@/modules/Transformer/Transformer";
+import { Transformer } from '@/modules/Transformer/Transformer';
 
 export class GetInvoicePaymentMailAttributesTransformer extends Transformer {
   /**
@@ -26,6 +26,15 @@ export class GetInvoicePaymentMailAttributesTransformer extends Transformer {
       'total',
       'totalLabel',
 
+      'subtotal',
+      'subtotalLabel',
+
+      'discount',
+      'discountLabel',
+
+      'adjustment',
+      'adjustmentLabel',
+
       'dueAmount',
       'dueAmountLabel',
 
@@ -76,6 +85,30 @@ export class GetInvoicePaymentMailAttributesTransformer extends Transformer {
     return 'Invoice # {invoiceNumber}';
   }
 
+  public subtotal(): string {
+    return this.options.invoice?.subtotalFormatted;
+  }
+
+  public subtotalLabel(): string {
+    return 'Subtotal';
+  }
+
+  public discount(): string {
+    return this.options.invoice?.discountAmountFormatted;
+  }
+
+  public discountLabel(): string {
+    return 'Discount';
+  }
+
+  public adjustment(): string {
+    return this.options.invoice?.adjustmentFormatted;
+  }
+
+  public adjustmentLabel(): string {
+    return 'Adjustment';
+  }
+
   public total(): string {
     return this.options.invoice?.totalFormatted;
   }
@@ -103,7 +136,7 @@ export class GetInvoicePaymentMailAttributesTransformer extends Transformer {
   public items(): Array<any> {
     return this.item(
       this.options.invoice?.entries,
-      new GetInvoiceMailTemplateItemAttrsTransformer()
+      new GetInvoiceMailTemplateItemAttrsTransformer(),
     );
   }
 }

packages/server/src/modules/SaleInvoices/queries/GetSaleInvoiceMailState.transformer.ts

@@ -31,6 +31,15 @@ export class GetSaleInvoiceMailStateTransformer extends SaleInvoiceTransformer {
       'subtotal',
       'subtotalFormatted',
 
+      'discountAmount',
+      'discountAmountFormatted',
+      'discountPercentage',
+      'discountPercentageFormatted',
+      'discountLabel',
+
+      'adjustment',
+      'adjustmentFormatted',
+
       'invoiceNo',
 
       'entries',
@@ -76,6 +85,17 @@ export class GetSaleInvoiceMailStateTransformer extends SaleInvoiceTransformer {
     return invoice.pdfTemplate?.attributes?.primaryColor;
   };
 
+  /**
+   * Retrieves the discount label of the estimate.
+   * @param estimate
+   * @returns {string}
+   */
+  protected discountLabel(invoice) {
+    return invoice.discountType === 'percentage'
+      ? `Discount [${invoice.discountPercentageFormatted}]`
+      : 'Discount';
+  }
+
   /**
    *
    * @param invoice
@@ -87,7 +107,7 @@ export class GetSaleInvoiceMailStateTransformer extends SaleInvoiceTransformer {
       new GetSaleInvoiceMailStateEntryTransformer(),
       {
         currencyCode: invoice.currencyCode,
-      }
+      },
     );
   };
 

packages/server/src/modules/SaleInvoices/queries/SaleInvoice.transformer.ts

@@ -3,6 +3,7 @@ import { SaleInvoice } from '../models/SaleInvoice';
 import { ItemEntryTransformer } from '../../TransactionItemEntry/ItemEntry.transformer';
 import { AttachmentTransformer } from '../../Attachments/Attachment.transformer';
 import { SaleInvoiceTaxEntryTransformer } from './SaleInvoiceTaxEntry.transformer';
+import { DiscountType } from '@/common/types/Discount';
 
 export class SaleInvoiceTransformer extends Transformer {
   /**
@@ -25,6 +26,9 @@ export class SaleInvoiceTransformer extends Transformer {
       'taxAmountWithheldLocalFormatted',
       'totalFormatted',
       'totalLocalFormatted',
+      'discountAmountFormatted',
+      'discountPercentageFormatted',
+      'adjustmentFormatted',
       'taxes',
       'entries',
       'attachments',
@@ -180,6 +184,39 @@ export class SaleInvoiceTransformer extends Transformer {
     });
   };
 
+  /**
+   * Retrieves formatted discount amount.
+   * @param invoice
+   * @returns {string}
+   */
+  protected discountAmountFormatted = (invoice: SaleInvoice): string => {
+    return this.formatNumber(invoice.discountAmount, {
+      currencyCode: invoice.currencyCode,
+    });
+  };
+
+  /**
+   * Retrieves formatted discount percentage.
+   * @param invoice
+   * @returns {string}
+   */
+  protected discountPercentageFormatted = (invoice: SaleInvoice): string => {
+    return invoice.discountType === DiscountType.Percentage
+      ? `${invoice.discount}%`
+      : '';
+  };
+
+  /**
+   * Retrieves formatted adjustment amount.
+   * @param invoice 
+   * @returns {string}
+   */
+  protected adjustmentFormatted = (invoice: SaleInvoice): string => {
+    return this.formatMoney(invoice.adjustment, {
+      currencyCode: invoice.currencyCode,
+    })
+  }
+
   /**
    * Retrieve the taxes lines of sale invoice.
    * @param {ISaleInvoice} invoice

packages/server/src/modules/SaleInvoices/queries/SaleInvoicePdf.service.ts

@@ -47,7 +47,6 @@ export class SaleInvoicePdf {
    */
   public async getSaleInvoicePdf(invoiceId: number): Promise<[Buffer, string]> {
     const filename = await this.getInvoicePdfFilename(invoiceId);
-
     const htmlContent = await this.getSaleInvoiceHtml(invoiceId);
 
     // Converts the given html content to pdf document.

packages/server/src/modules/SaleInvoices/utils.ts

@@ -44,7 +44,10 @@ export const transformInvoiceToPdfTemplate = (
       label: tax.name,
       amount: tax.taxRateAmountFormatted,
     })),
-
+    discount: invoice.discountAmountFormatted,
+    discountLabel: invoice.discountPercentageFormatted
+      ? `Discount [${invoice.discountPercentageFormatted}]`
+      : 'Discount',
     customerAddress: contactAddressTextFormat(invoice.customer),
   };
 };

packages/server/src/modules/SaleReceipts/SaleReceiptApplication.service.ts

@@ -17,7 +17,11 @@ import { GetSaleReceiptsService } from './queries/GetSaleReceipts.service';
 import { SaleReceipt } from './models/SaleReceipt';
 import { IFilterMeta, IPaginationMeta } from '@/interfaces/Model';
 import { SaleReceiptMailNotification } from './commands/SaleReceiptMailNotification';
-import { CreateSaleReceiptDto, EditSaleReceiptDto } from './dtos/SaleReceipt.dto';
+import {
+  CreateSaleReceiptDto,
+  EditSaleReceiptDto,
+} from './dtos/SaleReceipt.dto';
+import { GetSaleReceiptMailStateService } from './queries/GetSaleReceiptMailState.service';
 
 @Injectable()
 export class SaleReceiptApplication {
@@ -31,6 +35,7 @@ export class SaleReceiptApplication {
     private getSaleReceiptPdfService: SaleReceiptsPdfService,
     private getSaleReceiptStateService: GetSaleReceiptState,
     private saleReceiptNotifyByMailService: SaleReceiptMailNotification,
+    private getSaleReceiptMailStateService: GetSaleReceiptMailStateService,
   ) {}
 
   /**
@@ -172,4 +177,23 @@ export class SaleReceiptApplication {
   public getSaleReceiptState(): Promise<ISaleReceiptState> {
     return this.getSaleReceiptStateService.getSaleReceiptState();
   }
+
+  /**
+   * Retrieves the given sale receipt html.
+   * @param {number} saleReceiptId
+   * @returns {Promise<string>}
+   */
+  public getSaleReceiptHtml(saleReceiptId: number) {
+    return this.getSaleReceiptPdfService.saleReceiptHtml(saleReceiptId);
+  }
+
+  /**
+   * Retrieves the mail state of the given sale receipt.
+   * @param {number} saleReceiptId
+   */
+  public getSaleReceiptMailState(
+    saleReceiptId: number,
+  ): Promise<ISaleReceiptState> {
+    return this.getSaleReceiptMailStateService.getMailState(saleReceiptId);
+  }
 }

packages/server/src/modules/SaleReceipts/SaleReceipts.controller.ts

@@ -107,6 +107,11 @@ export class SaleReceiptsController {
         'Content-Length': pdfContent.length,
       });
       res.send(pdfContent);
+    } else if (acceptHeader.includes(AcceptType.ApplicationTextHtml)) {
+      const htmlContent =
+        await this.saleReceiptApplication.getSaleReceiptHtml(id);
+
+      return { htmlContent };
     } else {
       return this.saleReceiptApplication.getSaleReceipt(id);
     }

packages/server/src/modules/SaleReceipts/SaleReceipts.module.ts

@@ -37,6 +37,8 @@ import { MailModule } from '../Mail/Mail.module';
 import { SendSaleReceiptMailQueue } from './constants';
 import { SaleReceiptsExportable } from './commands/SaleReceiptsExportable';
 import { SaleReceiptsImportable } from './commands/SaleReceiptsImportable';
+import { GetSaleReceiptMailStateService } from './queries/GetSaleReceiptMailState.service';
+import { GetSaleReceiptMailTemplateService } from './queries/GetSaleReceiptMailTemplate.service';
 
 @Module({
   controllers: [SaleReceiptsController],
@@ -79,6 +81,8 @@ import { SaleReceiptsImportable } from './commands/SaleReceiptsImportable';
     SendSaleReceiptMailProcess,
     SaleReceiptsExportable,
     SaleReceiptsImportable,
+    GetSaleReceiptMailStateService,
+    GetSaleReceiptMailTemplateService
   ],
 })
 export class SaleReceiptsModule {}

packages/server/src/modules/SaleReceipts/commands/SaleReceiptMailNotification.ts

@@ -23,8 +23,9 @@ import {
 import { SaleReceipt } from '../models/SaleReceipt';
 import { MailTransporter } from '@/modules/Mail/MailTransporter.service';
 import { Mail } from '@/modules/Mail/Mail';
-import { TenancyContext } from '@/modules/Tenancy/TenancyContext.service';
 import { TenantModelProxy } from '@/modules/System/models/TenantBaseModel';
+import { GetSaleReceiptMailTemplateService } from '../queries/GetSaleReceiptMailTemplate.service';
+import { TenancyContext } from '@/modules/Tenancy/TenancyContext.service';
 
 @Injectable()
 export class SaleReceiptMailNotification {
@@ -42,6 +43,7 @@ export class SaleReceiptMailNotification {
     private readonly eventEmitter: EventEmitter2,
     private readonly mailTransporter: MailTransporter,
     private readonly tenancyContext: TenancyContext,
+    private readonly getReceiptMailTemplateService: GetSaleReceiptMailTemplateService,
 
     @Inject(SaleReceipt.name)
     private readonly saleReceiptModel: TenantModelProxy<typeof SaleReceipt>,
@@ -119,8 +121,12 @@ export class SaleReceiptMailNotification {
     receiptId: number,
   ): Promise<Record<string, string>> => {
     const receipt = await this.getSaleReceiptService.getSaleReceipt(receiptId);
+    const commonArgs = await this.contactMailNotification.getCommonFormatArgs();
 
-    return transformReceiptToMailDataArgs(receipt);
+    return {
+      ...commonArgs,
+      ...transformReceiptToMailDataArgs(receipt),
+    };
   };
 
   /**
@@ -139,7 +145,14 @@ export class SaleReceiptMailNotification {
         mailOptions,
         formatterArgs,
       )) as SaleReceiptMailOpts;
-    return formattedOptions;
+
+    const message = await this.getReceiptMailTemplateService.getMailTemplate(
+      receiptId,
+      {
+        message: formattedOptions.message,
+      },
+    );
+    return { ...formattedOptions, message };
   }
 
   /**

packages/server/src/modules/SaleReceipts/constants.ts

@@ -1,18 +1,18 @@
 export const DEFAULT_RECEIPT_MAIL_SUBJECT =
   'Receipt {Receipt Number} from {Company Name}';
-export const DEFAULT_RECEIPT_MAIL_CONTENT = `
-<p>Dear {Customer Name}</p>
-<p>Thank you for your business, You can view or print your receipt from attachements.</p>
-<p>
-Receipt <strong>#{Receipt Number}</strong><br />
-Amount  : <strong>{Receipt Amount}</strong></br />
-</p>
+  
+export const DEFAULT_RECEIPT_MAIL_CONTENT = `Hi {Customer Name},
 
-<p>
-<i>Regards</i><br />
-<i>{Company Name}</i>
-</p>
-`;
+Here's receipt # {Receipt Number} for Receipt {Receipt Amount}
+
+The receipt paid on {Receipt Date}, and the total amount paid is {Receipt Amount}.
+
+Please find your sale receipt attached to this email for your reference
+
+If you have any questions, please let us know.
+
+Thanks,
+{Company Name}`;
 
 export const SendSaleReceiptMailQueue = 'SendSaleReceiptMailQueue';
 export const SendSaleReceiptMailJob = 'SendSaleReceiptMailJob';

packages/server/src/modules/SaleReceipts/queries/GetSaleReceiptMailState.service.ts

@@ -0,0 +1,37 @@
+import { TransformerInjectable } from '@/modules/Transformer/TransformerInjectable.service';
+import { Inject, Injectable } from '@nestjs/common';
+import { SaleReceiptMailNotification } from '../commands/SaleReceiptMailNotification';
+import { TenantModelProxy } from '@/modules/System/models/TenantBaseModel';
+import { SaleReceipt } from '../models/SaleReceipt';
+import { GetSaleReceiptMailStateTransformer } from './GetSaleReceiptMailState.transformer';
+
+@Injectable()
+export class GetSaleReceiptMailStateService {
+  constructor(
+    private readonly transformer: TransformerInjectable,
+    private readonly receiptMail: SaleReceiptMailNotification,
+
+    @Inject(SaleReceipt.name)
+    private readonly saleReceiptModel: TenantModelProxy<typeof SaleReceipt>
+  ) {}
+
+  /**
+   * Retrieves the sale receipt mail state of the given sale receipt.
+   * @param {number} saleReceiptId
+   */
+  public async getMailState(saleReceiptId: number) {
+    const saleReceipt = await this.saleReceiptModel().query()
+      .findById(saleReceiptId)
+      .withGraphFetched('entries.item')
+      .withGraphFetched('customer')
+      .throwIfNotFound();
+
+    const mailOptions = await this.receiptMail.getMailOptions(saleReceiptId);
+
+    return this.transformer.transform(
+      saleReceipt,
+      new GetSaleReceiptMailStateTransformer(),
+      { mailOptions },
+    );
+  }
+}

packages/server/src/modules/SaleReceipts/queries/GetSaleReceiptMailState.transformer.ts

@@ -0,0 +1,216 @@
+import { DiscountType } from '@/common/types/Discount';
+import { ItemEntryTransformer } from '@/modules/TransactionItemEntry/ItemEntry.transformer';
+import { Transformer } from '@/modules/Transformer/Transformer';
+
+export class GetSaleReceiptMailStateTransformer extends Transformer {
+  /**
+   * Exclude these attributes from user object.
+   * @returns {Array}
+   */
+  public excludeAttributes = (): string[] => {
+    return ['*'];
+  };
+
+  /**
+   * Included attributes.
+   * @returns {Array}
+   */
+  public includeAttributes = (): string[] => {
+    return [
+      'companyName',
+      'companyLogoUri',
+      'primaryColor',
+      'customerName',
+      'total',
+      'totalFormatted',
+      'subtotal',
+      'subtotalFormatted',
+      'receiptDate',
+      'receiptDateFormatted',
+      'closedAtDate',
+      'closedAtDateFormatted',
+      'receiptNumber',
+
+      'discountAmount',
+      'discountAmountFormatted',
+      'discountPercentage',
+      'discountPercentageFormatted',
+      'discountLabel',
+
+      'adjustment',
+      'adjustmentFormatted',
+
+      'entries',
+    ];
+  };
+
+  /**
+   * Retrieves the customer name of the invoice.
+   * @returns {string}
+   */
+  protected customerName = (receipt) => {
+    return receipt.customer.displayName;
+  };
+
+  /**
+   * Retrieves the company name.
+   * @returns {string}
+   */
+  protected companyName = () => {
+    return this.context.organization.name;
+  };
+
+  /**
+   * Retrieves the company logo uri.
+   * @returns {string | null}
+   */
+  protected companyLogoUri = (receipt) => {
+    return receipt.pdfTemplate?.companyLogoUri;
+  };
+
+  /**
+   * Retrieves the primary color.
+   * @returns {string}
+   */
+  protected primaryColor = (receipt) => {
+    return receipt.pdfTemplate?.attributes?.primaryColor;
+  };
+
+  /**
+   *
+   * @param receipt
+   * @returns
+   */
+  protected total = (receipt) => {
+    return receipt.amount;
+  };
+
+  /**
+   *
+   * @param receipt
+   * @returns
+   */
+  protected totalFormatted = (receipt) => {
+    return this.formatMoney(receipt.amount, {
+      currencyCode: receipt.currencyCode,
+    });
+  };
+
+  /**
+   *
+   * @param receipt
+   * @returns
+   */
+  protected subtotal = (receipt) => {
+    return receipt.amount;
+  };
+
+  /**
+   *
+   * @param receipt
+   * @returns
+   */
+  protected subtotalFormatted = (receipt) => {
+    return this.formatMoney(receipt.amount, {
+      currencyCode: receipt.currencyCode,
+    });
+  };
+
+  /**
+   *
+   * @param receipt
+   * @returns
+   */
+  protected receiptDate = (receipt): string => {
+    return receipt.receiptDate;
+  };
+
+  /**
+   *
+   * @param {ISaleReceipt} invoice
+   * @returns {string}
+   */
+  protected receiptDateFormatted = (receipt): string => {
+    return this.formatDate(receipt.receiptDate);
+  };
+
+  /**
+  * Retrieves the discount label of the estimate.
+  * @param estimate
+  * @returns {string}
+  */
+ protected discountLabel(receipt) {
+   return receipt.discountType === DiscountType.Percentage
+     ? `Discount [${receipt.discountPercentageFormatted}]`
+     : 'Discount';
+ }
+
+  /**
+   *
+   * @param receipt
+   * @returns
+   */
+  protected closedAtDate = (receipt): string => {
+    return receipt.closedAt;
+  };
+
+  /**
+   * Retrieve formatted estimate closed at date.
+   * @param {ISaleReceipt} invoice
+   * @returns {String}
+   */
+  protected closedAtDateFormatted = (receipt): string => {
+    return this.formatDate(receipt.closedAt);
+  };
+
+  /**
+   *
+   * @param invoice
+   * @returns
+   */
+  protected entries = (receipt) => {
+    return this.item(
+      receipt.entries,
+      new GetSaleReceiptEntryMailStateTransformer(),
+      {
+        currencyCode: receipt.currencyCode,
+      },
+    );
+  };
+
+  /**
+   * Merges the mail options with the invoice object.
+   */
+  public transform = (object: any) => {
+    return {
+      ...this.options.mailOptions,
+      ...object,
+    };
+  };
+}
+
+class GetSaleReceiptEntryMailStateTransformer extends ItemEntryTransformer {
+  /**
+   * Exclude these attributes from user object.
+   * @returns {Array}
+   */
+  public excludeAttributes = (): string[] => {
+    return ['*'];
+  };
+
+  public name = (entry) => {
+    return entry.item.name;
+  };
+
+  public includeAttributes = (): string[] => {
+    return [
+      'name',
+      'quantity',
+      'quantityFormatted',
+      'rate',
+      'rateFormatted',
+      'total',
+      'totalFormatted',
+    ];
+  };
+}

packages/server/src/modules/SaleReceipts/queries/GetSaleReceiptMailTemplate.service.ts

@@ -0,0 +1,60 @@
+import {
+  ReceiptEmailTemplateProps,
+  renderReceiptEmailTemplate,
+} from '@bigcapital/email-components';
+import { Injectable } from '@nestjs/common';
+import { GetSaleReceipt } from './GetSaleReceipt.service';
+import { TransformerInjectable } from '@/modules/Transformer/TransformerInjectable.service';
+import { GetPdfTemplateService } from '@/modules/PdfTemplate/queries/GetPdfTemplate.service';
+import { GetSaleReceiptMailTemplateAttributesTransformer } from './GetSaleReceiptMailTemplate.transformer';
+
+@Injectable()
+export class GetSaleReceiptMailTemplateService {
+  constructor(
+    private readonly getReceiptService: GetSaleReceipt,
+    private readonly transformer: TransformerInjectable,
+    private readonly getBrandingTemplate: GetPdfTemplateService,
+  ) {}
+
+  /**
+   * Retrieves the mail template attributes of the given estimate.
+   * Estimate template attributes are composed of the estimate and branding template attributes.
+   * @param {number} receiptId - Receipt id.
+   * @returns {Promise<EstimatePaymentEmailProps>}
+   */
+  public async getMailTemplateAttributes(
+    receiptId: number,
+  ): Promise<ReceiptEmailTemplateProps> {
+    const receipt = await this.getReceiptService.getSaleReceipt(receiptId);
+    const brandingTemplate = await this.getBrandingTemplate.getPdfTemplate(
+      receipt.pdfTemplateId,
+    );
+    const mailTemplateAttributes = await this.transformer.transform(
+      receipt,
+      new GetSaleReceiptMailTemplateAttributesTransformer(),
+      {
+        receipt,
+        brandingTemplate,
+      },
+    );
+    return mailTemplateAttributes;
+  }
+
+  /**
+   * Retrieves the mail template html content.
+   * @param {number} receiptId
+   * @param overrideAttributes
+   * @returns
+   */
+  public async getMailTemplate(
+    receiptId: number,
+    overrideAttributes?: Partial<any>,
+  ): Promise<string> {
+    const attributes = await this.getMailTemplateAttributes(receiptId);
+    const mergedAttributes = {
+      ...attributes,
+      ...overrideAttributes,
+    };
+    return renderReceiptEmailTemplate(mergedAttributes);
+  }
+}

packages/server/src/modules/SaleReceipts/queries/GetSaleReceiptMailTemplate.transformer.ts

@@ -0,0 +1,201 @@
+import { Transformer } from '@/modules/Transformer/Transformer';
+
+export class GetSaleReceiptMailTemplateAttributesTransformer extends Transformer {
+  public includeAttributes = (): string[] => {
+    return [
+      'companyLogoUri',
+      'companyName',
+
+      'primaryColor',
+
+      'receiptAmount',
+      'receiptMessage',
+
+      'date',
+      'dateLabel',
+
+      'receiptNumber',
+      'receiptNumberLabel',
+
+      'total',
+      'totalLabel',
+
+      'subtotal',
+      'subtotalLabel',
+
+      'paidAmount',
+      'paidAmountLabel',
+
+      'discount',
+      'discountLabel',
+
+      'adjustment',
+      'adjustmentLabel',
+      
+      'items',
+    ];
+  };
+
+  /**
+   * Exclude all attributes.
+   * @returns {string[]}
+   */
+  public excludeAttributes = (): string[] => {
+    return ['*'];
+  };
+
+  /**
+   * Company logo uri.
+   * @returns {string}
+   */
+  public companyLogoUri(): string {
+    return this.options.brandingTemplate?.companyLogoUri;
+  }
+
+  /**
+   * Company name.
+   * @returns {string}
+   */
+  public companyName(): string {
+    return this.context.organization.name;
+  }
+
+  /**
+   * Primary color
+   * @returns {string}
+   */
+  public primaryColor(): string {
+    return this.options?.brandingTemplate?.attributes?.primaryColor;
+  }
+
+  /**
+   * Receipt number.
+   * @returns {string}
+   */
+  public receiptNumber(): string {
+    return this.options.receipt.receiptNumber;
+  }
+
+  /**
+   * Receipt number label.
+   * @returns {string}
+   */
+  public receiptNumberLabel(): string {
+    return 'Receipt # {receiptNumber}';
+  }
+
+  /**
+   * Date.
+   * @returns {string}
+   */
+  public date(): string {
+    return this.options.receipt.date;
+  }
+
+  /**
+   * Date label.
+   * @returns {string}
+   */
+  public dateLabel(): string {
+    return 'Date';
+  }
+
+  /**
+   * Receipt total.
+   */
+  public total(): string {
+    return this.options.receipt.totalFormatted;
+  }
+
+  /**
+   * Receipt total label.
+   * @returns {string}
+   */
+  public totalLabel(): string {
+    return 'Total';
+  }
+
+  /**
+   * Receipt discount.
+   * @returns {string}
+   */
+  public discount(): string {
+    return this.options.receipt?.discountAmountFormatted;
+  }
+
+  /**
+   * Receipt discount label.
+   * @returns {string}
+   */
+  public discountLabel(): string {
+    return 'Discount';
+  }
+
+  /**
+   * Receipt adjustment.
+   * @returns {string}
+   */
+  public adjustment(): string {
+    return this.options.receipt?.adjustmentFormatted;
+  }
+
+  /**
+   * Receipt adjustment label.
+   * @returns {string}
+   */
+  public adjustmentLabel(): string {
+    return 'Adjustment';
+  }
+
+  /**
+   * Receipt subtotal.
+   * @returns {string}
+   */
+  public subtotal(): string {
+    return this.options.receipt.subtotalFormatted;
+  }
+
+  /**
+   * Receipt subtotal label.
+   * @returns {string}
+   */
+  public subtotalLabel(): string {
+    return 'Subtotal';
+  }
+
+  /**
+   * Receipt mail items attributes.
+   */
+  public items(): any[] {
+    return this.item(
+      this.options.receipt.entries,
+      new GetSaleReceiptMailTemplateEntryAttributesTransformer(),
+    );
+  }
+}
+
+class GetSaleReceiptMailTemplateEntryAttributesTransformer extends Transformer {
+  public includeAttributes = (): string[] => {
+    return ['label', 'quantity', 'rate', 'total'];
+  };
+
+  public excludeAttributes = (): string[] => {
+    return ['*'];
+  };
+
+  public label(entry): string {
+    return entry?.item?.name;
+  }
+
+  public quantity(entry): string {
+    return entry?.quantity;
+  }
+
+  public rate(entry): string {
+    return entry?.rateFormatted;
+  }
+
+  public total(entry): string {
+    return entry?.totalFormatted;
+  }
+}

packages/server/src/modules/SaleReceipts/queries/SaleReceiptTransformer.ts

@@ -15,6 +15,10 @@ export class SaleReceiptTransformer extends Transformer {
       'formattedReceiptDate',
       'formattedClosedAtDate',
       'formattedCreatedAt',
+      'subtotalFormatted',
+      'subtotalLocalFormatted',
+      'totalFormatted',
+      'totalLocalFormatted',
       'entries',
       'attachments',
     ];
@@ -47,6 +51,40 @@ export class SaleReceiptTransformer extends Transformer {
     return this.formatDate(receipt.createdAt);
   };
 
+  /**
+   * Retrieves the formatted subtotal.
+   */
+  protected subtotalFormatted = (receipt: SaleReceipt): string => {
+    return this.formatNumber(receipt.subtotal, { money: false });
+  };
+
+  /**
+   * Retrieves the estimate formatted subtotal in local currency.
+   * @param {ISaleReceipt} receipt
+   * @returns {string}
+   */
+  protected subtotalLocalFormatted = (receipt: SaleReceipt): string => {
+    return this.formatNumber(receipt.subtotalLocal, {
+      currencyCode: receipt.currencyCode,
+    });
+  };
+
+  /**
+   * Retrieves the receipt formatted total.
+   * @returns {string}
+   */
+  protected totalFormatted = (receipt: SaleReceipt): string => {
+    return this.formatNumber(receipt.total, { money: false });
+  };
+
+  /**
+   * Retrieves the receipt formatted total in local currency.
+   * @returns {string}
+   */
+  protected totalLocalFormatted = (receipt: SaleReceipt): string => {
+    return this.formatNumber(receipt.totalLocal, { money: false });
+  };
+
   /**
    * Retrieves the estimate formatted subtotal.
    * @param {ISaleReceipt} receipt
@@ -67,6 +105,37 @@ export class SaleReceiptTransformer extends Transformer {
     });
   };
 
+  /**
+   * Retrieves formatted discount amount.
+   * @param receipt
+   * @returns {string}
+   */
+  protected discountAmountFormatted = (receipt: SaleReceipt): string => {
+    return this.formatNumber(receipt.discountAmount, {
+      currencyCode: receipt.currencyCode,
+    });
+  };
+
+  /**
+   * Retrieves formatted discount percentage.
+   * @param receipt
+   * @returns {string}
+   */
+  protected discountPercentageFormatted = (receipt: SaleReceipt): string => {
+    return receipt.discountPercentage ? `${receipt.discountPercentage}%` : '';
+  };
+
+  /**
+   * Retrieves formatted adjustment amount.
+   * @param receipt
+   * @returns {string}
+   */
+  protected adjustmentFormatted = (receipt: SaleReceipt): string => {
+    return this.formatMoney(receipt.adjustment, {
+      currencyCode: receipt.currencyCode,
+    });
+  };
+
   /**
    * Retrieves the entries of the credit note.
    * @param {ISaleReceipt} credit

packages/server/src/modules/SaleReceipts/queries/SaleReceiptsPdf.service.ts

@@ -4,12 +4,12 @@ import { SaleReceiptBrandingTemplate } from './SaleReceiptBrandingTemplate.servi
 import { transformReceiptToBrandingTemplateAttributes } from '../utils';
 import { SaleReceipt } from '../models/SaleReceipt';
 import { ChromiumlyTenancy } from '@/modules/ChromiumlyTenancy/ChromiumlyTenancy.service';
-import { TemplateInjectable } from '@/modules/TemplateInjectable/TemplateInjectable.service';
 import { EventEmitter2 } from '@nestjs/event-emitter';
 import { PdfTemplateModel } from '@/modules/PdfTemplate/models/PdfTemplate';
 import { ISaleReceiptBrandingTemplateAttributes } from '../types/SaleReceipts.types';
 import { events } from '@/common/events/events';
 import { TenantModelProxy } from '@/modules/System/models/TenantBaseModel';
+import { renderReceiptPaperTemplateHtml } from '@bigcapital/pdf-templates';
 
 @Injectable()
 export class SaleReceiptsPdfService {
@@ -24,7 +24,6 @@ export class SaleReceiptsPdfService {
    */
   constructor(
     private readonly chromiumlyTenancy: ChromiumlyTenancy,
-    private readonly templateInjectable: TemplateInjectable,
     private readonly getSaleReceiptService: GetSaleReceipt,
     private readonly saleReceiptBrandingTemplate: SaleReceiptBrandingTemplate,
     private readonly eventPublisher: EventEmitter2,
@@ -38,6 +37,16 @@ export class SaleReceiptsPdfService {
     >,
   ) {}
 
+  /**
+   * Retrieves sale receipt html content.
+   * @param {number} saleReceiptId
+   */
+  public async saleReceiptHtml(saleReceiptId: number) {
+    const brandingAttributes =
+      await this.getReceiptBrandingAttributes(saleReceiptId);
+    return renderReceiptPaperTemplateHtml(brandingAttributes);
+  }
+
   /**
    * Retrieves sale invoice pdf content.
    * @param {number} saleReceiptId - Sale receipt identifier.
@@ -47,14 +56,8 @@ export class SaleReceiptsPdfService {
     saleReceiptId: number,
   ): Promise<[Buffer, string]> {
     const filename = await this.getSaleReceiptFilename(saleReceiptId);
+    const htmlContent = await this.saleReceiptHtml(saleReceiptId);
 
-    const brandingAttributes =
-      await this.getReceiptBrandingAttributes(saleReceiptId);
-    // Converts the receipt template to html content.
-    const htmlContent = await this.templateInjectable.render(
-      'modules/receipt-regular',
-      brandingAttributes,
-    );
     // Renders the html content to pdf document.
     const content =
       await this.chromiumlyTenancy.convertHtmlContent(htmlContent);

packages/server/src/modules/SaleReceipts/utils.ts

@@ -9,8 +9,8 @@ export const transformReceiptToBrandingTemplateAttributes = (
   saleReceipt: ISaleReceipt
 ): Partial<ISaleReceiptBrandingTemplateAttributes> => {
   return {
-    total: saleReceipt.formattedAmount,
-    subtotal: saleReceipt.formattedSubtotal,
+    total: saleReceipt.totalFormatted,
+    subtotal: saleReceipt.subtotalFormatted,
     lines: saleReceipt.entries?.map((entry) => ({
       item: entry.item.name,
       description: entry.description,
@@ -20,6 +20,11 @@ export const transformReceiptToBrandingTemplateAttributes = (
     })),
     receiptNumber: saleReceipt.receiptNumber,
     receiptDate: saleReceipt.formattedReceiptDate,
+    adjustment: saleReceipt.adjustmentFormatted,
+    discount: saleReceipt.discountAmountFormatted,
+    discountLabel: saleReceipt.discountPercentageFormatted
+      ? `Discount [${saleReceipt.discountPercentageFormatted}]`
+      : 'Discount',
     customerAddress: contactAddressTextFormat(saleReceipt.customer),
   };
 };