fix: bill of payment generation refactoring

services/billing.py

@@ -1,16 +1,15 @@
 from io import BytesIO
-from pathlib import Path
 from typing import List
 
 from fastapi import HTTPException
-from jinja2 import Environment, FileSystemLoader
 from number_to_string import get_string_by_number
 from sqlalchemy import select
 from sqlalchemy.orm import selectinload
 from starlette import status
-from weasyprint import HTML
+from weasyprint import HTML, CSS
 
 import backend.config
+import constants
 from constants import MONTHS, ENV
 from external.billing import BillingClient, CreateBillingRequestValue, CreateBillRequestSchema, CreateBillRequestItems, \
     BillStatusUpdateRequest, NotificationChannel, NotifyReceivedBillRequestSchema, DeleteBillRequestSchema
@@ -195,6 +194,6 @@ class BillingService(BaseService):
     async def create_billing_document_pdf(self, deal_id) -> BytesIO:
         doc = await self._create_billing_document_html(deal_id)
         pdf_file = BytesIO()
-        HTML(string=doc).write_pdf(pdf_file)
+        HTML(string=doc).write_pdf(pdf_file, stylesheets=[CSS(constants.APP_PATH + '/static/css/bill-of-payment.css')])
 
         return pdf_file

static/css/bill-of-payment.css

@@ -0,0 +1,122 @@
+@media print {
+    #header,
+    #footer,
+    #nav {
+        display: none !important;
+    }
+}
+
+.doc-container {
+    padding: 10px 15px;
+    font-size: 13px;
+    font-family: sans-serif;
+}
+
+.info-line {
+    padding-bottom: 6px;
+}
+
+.title {
+    font-size: 16px;
+    margin-top: 20px;
+    margin-bottom: 2px;
+}
+
+.footer {
+    margin-top: 8px;
+    display: flex;
+    justify-content: space-between;
+}
+
+.footer-block {
+    justify-content: space-between;
+
+}
+
+.footer-line {
+    font-size: medium;
+    font-weight: bolder;
+    margin: 2px 0;
+}
+
+table {
+    width: 100%;
+    border-collapse: separate;
+    border-spacing: 0;
+    border: solid black 2px;
+    border-radius: 15px;
+}
+
+thead {
+    display: table-header-group;
+}
+
+tfoot {
+    display: table-footer-group;
+}
+
+td:nth-child(5) {
+    border-right: 1px solid white;
+}
+
+table tbody tr:nth-child(odd) {
+    background-color: #dbdbdb;
+}
+
+tr {
+    page-break-inside: avoid;
+}
+
+td, th {
+    padding: 16px 13px;
+}
+
+td:first-child, th:first-child {
+    padding-left: 50px;
+}
+
+td:last-child, th:last-child {
+    padding-right: 50px;
+}
+
+td:first-child, th:first-child {
+    text-align: left;
+}
+
+td:first-child {
+    white-space: normal;
+    word-wrap: break-word;
+}
+
+td:not(:first-child), th:not(:first-child) {
+    text-align: right;
+}
+
+td:not(:first-child) {
+    white-space: nowrap;
+    overflow: hidden;
+    text-overflow: ellipsis;
+}
+
+img {
+    width: 170px;
+    margin-bottom: 15px;
+}
+
+table tfoot {
+    border-top: 2px solid black;
+}
+
+.footer-line-right {
+    font-size: medium;
+    font-weight: bolder;
+    margin: 2px 0;
+    width: 100%;
+    text-align: right;
+}
+
+.footer-words {
+    width: 100%;
+    flex-direction: column-reverse;
+    justify-content: flex-end;
+}