更新結算表SQL語法,新增pdf模板跟儲存位置

This commit is contained in:
張家睿 2024-01-26 11:35:13 +08:00
parent 61d9b8f2c0
commit 2a89454628
5 changed files with 462 additions and 63 deletions

View File

@ -10,6 +10,17 @@ using static FrontendWebApi.Models.Bill;
using Microsoft.Extensions.Logging;
using System.Text.Json;
using Newtonsoft.Json.Linq;
using System.Security.Cryptography;
using WkHtmlToPdfDotNet.Contracts;
using WkHtmlToPdfDotNet;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.SignalR;
using Microsoft.Extensions.Configuration;
using Serilog.Core;
using static FrontendWebApi.ApiControllers.TenantBillController;
using System.Reflection;
// For more information on enabling Web API for empty projects, visit https://go.microsoft.com/fwlink/?LinkID=397860
@ -22,15 +33,26 @@ namespace FrontendWebApi.ApiControllers
//public class TenantBillController : MyBaseApiController<TenantBillController>
{
private readonly IBackendRepository backendRepository;
private readonly ILogger<TenantBillController> _logger;
private readonly IConfiguration Configuration;
private IWebHostEnvironment _webHostEnvironment;
private readonly IConverter _converter;
const string TenantListtable = "archive_electric_meter_tenant_list";
const string TenantBilltable = "archive_electric_meter_tenant_bill";
public TenantBillController(IBackendRepository backendRepository, IFrontendRepository frontendRepository)
public TenantBillController(IBackendRepository backendRepository, IFrontendRepository frontendRepository, ILogger<TenantBillController> logger,
IConfiguration configuration,
IWebHostEnvironment webHostEnvironment,
IConverter converter)
{
this.backendRepository = backendRepository;
this._logger = logger;
Configuration = configuration;
_webHostEnvironment = webHostEnvironment;
_converter = converter;
}
@ -53,7 +75,7 @@ namespace FrontendWebApi.ApiControllers
catch (Exception exception)
{
apiResult.Code = "9999";
apiResult.Msg = "系統內部錯誤,請聯絡管理者。";
apiResult.Msg = "系統內部錯誤,請聯絡管理者。" + exception.Message;
//Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
}
@ -74,7 +96,7 @@ namespace FrontendWebApi.ApiControllers
var created_at = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
var sqlString = $"INSERT INTO {TenantListtable} (tenant_guid,list_id,tenant_name, bill_perKWH, bill_perRCV, created_by,created_at) " +
$"VALUES ('{tenant_guid}',{tl.list_id},'{tenant_name}', {bill_perKWH}, {bill_perRCV},'{tl.created_by}', '{created_at}')";
$"VALUES ('{tenant_guid}','{tl.list_id}','{tenant_name}', {bill_perKWH}, {bill_perRCV},'{tl.created_by}', '{created_at}')";
await backendRepository.ExecuteSql(sqlString);
@ -85,6 +107,10 @@ namespace FrontendWebApi.ApiControllers
{
apiResult.Code = "9999";
apiResult.Msg = "系統內部錯誤,請聯絡管理者。" + exception.Message;
if (exception.Message.Contains($" for key 'PRIMARY'"))
{
apiResult.Msg = "已有相同使用者。";
}
//Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
}
@ -103,7 +129,6 @@ namespace FrontendWebApi.ApiControllers
$"`tenant_name` = '{tl.tenant_name}', " +
$"`bill_perKWH` = {tl.bill_perKWH}, " +
$"`bill_perRCV` = {tl.bill_perRCV}, " +
$"`updated_by` = '{tl.updated_by}', " +
$"`updated_at` = '{updated_at}' " +
$"WHERE `tenant_guid` = '{tl.tenant_guid}'";
@ -115,7 +140,11 @@ namespace FrontendWebApi.ApiControllers
catch (Exception exception)
{
apiResult.Code = "9999";
apiResult.Msg = "系統內部錯誤,請聯絡管理者。";
apiResult.Msg = "系統內部錯誤,請聯絡管理者。" + exception.Message;
if (exception.Message.Contains($"a foreign key constraint"))
{
apiResult.Msg = "水電報表仍有該用戶,無法修改名稱。";
}
//Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
}
@ -138,18 +167,17 @@ namespace FrontendWebApi.ApiControllers
catch (Exception exception)
{
apiResult.Code = "9999";
apiResult.Msg = "系統內部錯誤,請聯絡管理者。";
apiResult.Msg = "系統內部錯誤,請聯絡管理者。" + exception.Message;
if (exception.Message.Contains($"a foreign key constraint"))
{
apiResult.Msg = "水電報表仍有該用戶,無法刪除。";
}
//Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
}
return apiResult;
}
public class MyJsonData
{
public string Name { get; set; }
public int Age { get; set; }
}
[HttpPost]
public async Task<ApiResult<List<TenantBill>>> GetTenantBill([FromBody] TenantBill tb)
@ -165,21 +193,21 @@ namespace FrontendWebApi.ApiControllers
if (building_tag == "ALL")
{
sqlString =
$"SELECT bill_id,a.device_number,a.full_name,start_timestamp,end_timestamp,result,bill,tenant_name " +
$"SELECT bill_id,a.device_number,a.full_name,start_timestamp,end_timestamp,result,bill,tenant_name,tenant_guid " +
$"from {TenantBilltable} a join device b on a.device_number =b.device_number" +
$"where a.device_name_tag = '{ElecOrWater}' ";
}
else if (building_tag == "D2")
{
sqlString =
$"SELECT bill_id,a.device_number,a.full_name,start_timestamp,end_timestamp,result,bill,tenant_name " +
$"SELECT bill_id,a.device_number,a.full_name,start_timestamp,end_timestamp,result,bill,tenant_name,tenant_guid " +
$"from {TenantBilltable} a join device b on a.device_number =b.device_number " +
$"where device_building_tag = 'D1' and a.device_name_tag = '{ElecOrWater}' || device_building_tag = 'D2' and a.device_name_tag = '{ElecOrWater}'";
}
else
{
sqlString =
$"SELECT bill_id,a.device_number,a.full_name,start_timestamp,end_timestamp,result,bill,tenant_name " +
$"SELECT bill_id,a.device_number,a.full_name,start_timestamp,end_timestamp,result,bill,tenant_name,tenant_guid " +
$"from {TenantBilltable} a join device b on a.device_number =b.device_number " +
$"where device_building_tag = '{building_tag}' and a.device_name_tag = '{ElecOrWater}' ";
}
@ -194,7 +222,7 @@ namespace FrontendWebApi.ApiControllers
catch (Exception exception)
{
apiResult.Code = "9999";
apiResult.Msg = "系統內部錯誤,請聯絡管理者。";
apiResult.Msg = "系統內部錯誤,請聯絡管理者。" + exception.Message;
//Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
}
@ -213,14 +241,25 @@ namespace FrontendWebApi.ApiControllers
var start_timestamp = tb.start_timestamp;
var end_timestamp = tb.end_timestamp;
string sqlString = null;
string startMonth = "";
string endMonth = "";
if (start_timestamp != "" && end_timestamp != "")
{
startMonth = tb.start_timestamp.Split("-")[0] + tb.start_timestamp.Split("-")[1];
endMonth = tb.end_timestamp.Split("-")[0] + tb.end_timestamp.Split("-")[1];
}
else
{
apiResult.Code = "9999";
apiResult.Msg = "請選擇日期。";
return apiResult;
}
string startMonth = tb.start_timestamp.Split("-")[0] + tb.start_timestamp.Split("-")[1];
string endMonth = tb.end_timestamp.Split("-")[0] + tb.end_timestamp.Split("-")[1];
if (startMonth == endMonth)
{
sqlString =
$"UPDATE {TenantBilltable} " +
$"set bill_id = {tb.bill_id} ,tenant_name = '{tb.tenant_name}', start_timestamp = '{start_timestamp}',end_timestamp = '{end_timestamp}' , " +
$"set tenant_name = (SELECT tenant_name from archive_electric_meter_tenant_list WHERE tenant_guid = '{tb.tenant_guid}'), start_timestamp = '{start_timestamp}',end_timestamp = '{end_timestamp}' , " +
$"result= " +
$"(select sum(sub_result) " +
$"from archive_electric_water_meter_day_{startMonth} " +
@ -228,7 +267,6 @@ namespace FrontendWebApi.ApiControllers
$"GROUP BY device_number) , " +
$"bill = " +
$"ROUND(result *(SELECT {bill_per} from {TenantListtable} WHERE tenant_guid = '{tb.tenant_guid}') ), " +
$"updated_by = '{tb.updated_by}', " +
$"updated_at = '{updated_at}', " +
$"tenant_guid = '{tb.tenant_guid}' " +
$"WHERE device_number = '{tb.device_number}'";
@ -237,7 +275,7 @@ namespace FrontendWebApi.ApiControllers
{
sqlString =
$"UPDATE {TenantBilltable} " +
$"set bill_id = {tb.bill_id} ,tenant_name = '{tb.tenant_name}', start_timestamp = '{start_timestamp}',end_timestamp = '{end_timestamp}' , " +
$"set tenant_name = (SELECT tenant_name from archive_electric_meter_tenant_list WHERE tenant_guid = '{tb.tenant_guid}'), start_timestamp = '{start_timestamp}',end_timestamp = '{end_timestamp}' , " +
$"result= " +
$"(SELECT sum(sub_result) " +
$"FROM ( " +
@ -253,7 +291,6 @@ namespace FrontendWebApi.ApiControllers
$"GROUP BY device_number) ," +
$"bill = " +
$"ROUND(result *(SELECT {bill_per} from {TenantListtable} WHERE tenant_guid = '{tb.tenant_guid}') ), " +
$"updated_by = '{tb.updated_by}', " +
$"updated_at = '{updated_at}', " +
$"tenant_guid = '{tb.tenant_guid}' " +
$"WHERE device_number = '{tb.device_number}'";
@ -270,40 +307,187 @@ namespace FrontendWebApi.ApiControllers
catch (Exception exception)
{
apiResult.Code = "9999";
apiResult.Msg = "系統內部錯誤,請聯絡管理者。";
apiResult.Msg = "系統內部錯誤,請聯絡管理者。" + exception.Message;
//Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
}
return apiResult;
}
[HttpPost]
public async Task<ApiResult<List<OutputBill>>> OutputTenantBill()
public async Task<IActionResult> OutputTenantBill()
{
ApiResult<List<OutputBill>> apiResult = new ApiResult<List<OutputBill>>();
List<OutputBill> outputBill = new List<OutputBill>();
try
{
string sqlString =
$"SELECT distinct a.tenant_guid,b.tenant_name,start_timestamp,end_timestamp,bill_perKWH,bill_perRCV,sum(result) as name_result,sum(bill) as name_bill " +
$"from archive_electric_meter_tenant_bill a join archive_electric_meter_tenant_list b on a.tenant_guid = b.tenant_guid " +
$"WHERE a.tenant_guid = '37639e92-20ce-4064-956b-b6b0eaa7d7d2' " +
$"group by a.device_name_tag";
$@"SELECT
a.tenant_name,a.start_timestamp,a.end_timestamp,bill_perKWH,bill_perRCV,
SUM(CASE WHEN device_name_tag = 'E4' THEN result ELSE 0 END) AS elec_result,
SUM(CASE WHEN device_name_tag = 'W1' THEN result ELSE 0 END) AS water_result,
SUM(CASE WHEN device_name_tag = 'E4' THEN bill ELSE 0 END) AS elec_bill,
SUM(CASE WHEN device_name_tag = 'W1' THEN bill ELSE 0 END) AS water_bill,
SUM(bill) AS total_bill
FROM archive_electric_meter_tenant_bill a
JOIN archive_electric_meter_tenant_list b on a.tenant_guid = b.tenant_guid
GROUP BY a.tenant_name
HAVING SUM(bill) != 0";
outputBill = await backendRepository.GetAllAsync<OutputBill>(sqlString);
string filePath = CreateOutputForm(outputBill);
apiResult.Code = "0000";
apiResult.Data = outputBill;
byte[] file = System.IO.File.ReadAllBytes(filePath);
return new FileContentResult(file, "application/pdf")
{
FileDownloadName = "水電報表.pdf"
};
}
catch (Exception exception)
{
_logger.LogError(exception.ToString());
}
return new FileContentResult(new byte[0], "application/pdf")
{
apiResult.Code = "9999";
apiResult.Msg = "系統內部錯誤,請聯絡管理者。";
//Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
FileDownloadName = "Empty.pdf"
};
}
public string CreateOutputForm(List<OutputBill> outputBill)
{
try
{
string htmlStr = this.getOutputFormHtmlStr(outputBill);
string filepath = Configuration.GetValue<string>("FilePath:OutputForm");
if (!Directory.Exists(filepath))
{
Directory.CreateDirectory(filepath);
_logger.LogInformation("file CreateOutputForm path: " + filepath);
}
var nowString = DateTime.UtcNow.AddHours(8).ToString("yyyyMMdd_HHmmss");
//Random r1 = new System.Random();
//string r2 = r1.Next(0, 999).ToString("0000");
//string r2 = RandomNumberGenerator.GetInt32(0, 999).ToString("0000");
filepath += $"{nowString}_水電報表.pdf";
var doc = new HtmlToPdfDocument()
{
GlobalSettings = {
ColorMode = ColorMode.Color,
//Orientation = Orientation.Landscape,
PaperSize = PaperKind.A4,
Out = filepath,
Margins = new MarginSettings
{
Unit = Unit.Millimeters,
Top = 10,
Bottom = 10,
Right = 0,
Left = 0
},
},
Objects = {
new ObjectSettings() {
HtmlContent=htmlStr,
WebSettings = { DefaultEncoding = "utf-8"},
FooterSettings = new FooterSettings() {
Center = "第 [page] 頁 共 [topage] 頁",
FontName = "DFKai-sb",
},
LoadSettings = new LoadSettings() {
JSDelay = 1000,
StopSlowScript = false,
BlockLocalFileAccess = false,
DebugJavascript = true
}
//HeaderSettings = { FontSize = 9, Right = "Page [page] of [toPage]", Line = true, Spacing = 2.812 }
}
}
};
// _converter.Warning += ConvertWarning;
_converter.Convert(doc);
//IntPtr converter = _converter.CreateConverter(doc);
//_converter.Tools.DestroyConverter();
return filepath;
}
catch (Exception ex)
{
throw new Exception(ex.ToString());
}
}
private string getOutputFormHtmlStr(List<OutputBill> outputBill)
{
try
{
string path = Configuration.GetValue<string>("FilePath:OutputFormTemplate");
//string path = _webHostEnvironment.ContentRootPath + "\\StaticFiles\\import.html";
if (!File.Exists(path))
{
return "";
}
//string cssroot = _webHostEnvironment.ContentRootPath + "\\StaticFiles\\css\\";
string htmlStr = System.IO.File.ReadAllText(path);
//string vendorscss = System.IO.File.ReadAllText(cssroot + "vendors.bundle.css");
//string appBundelCss = System.IO.File.ReadAllText(cssroot + "app.bundle.css");
//string skinmasterCss = System.IO.File.ReadAllText(cssroot + "skins\\skin-master.css");
string bill = "";
foreach (var item in outputBill)
{
bill += $" <div class=\"container a4-page\"> " +
$" <div class=\"header\"> " +
$" <img src=\"/img/dome.png\" alt=\"Taipei Dome Logo\" width=\"200\"> " +
$" <h2>水電費用明細</h2> " +
$" </div> " +
$" <div class=\"statistics\"> " +
$" <h3>費用資訊</h3> " +
$" <p><strong>用戶: </strong>{item.tenant_name}</p> " +
$" <p><strong>起訖時間: </strong>{item.start_timestamp} ~ {item.end_timestamp}</p> " +
$" <table class=\"br\"> " +
$" <tr> " +
$" <td><strong>用電量: </strong>{item.elec_result}度</td> " +
$" <td><strong>單價: </strong>{item.bill_perKWH}元/度</td> " +
$" <td><strong>電費總計: </strong>{item.elec_bill}元</td> " +
$" </tr> " +
$" <tr> " +
$" <td><strong>用水量: </strong>{item.water_result}度</td> " +
$" <td><strong>單價: </strong>{item.bill_perRCV}元/度</td> " +
$" <td><strong>水費總計: </strong>{item.water_bill}元</td> " +
$" </tr> " +
$" </table> " +
$" </div> " +
$" <div class=\"total\"> " +
$" <div class=\"total-area\"> " +
$" <p>總計金額</p> " +
$" <div class=\"total-box\"> " +
$" <span class=\"total-money\">{item.total_bill}</span>元 " +
$" </div> " +
$" </div> " +
$" </div> " +
$" </div>";
}
htmlStr = htmlStr.Replace("{{bill}}", bill);
return htmlStr;
}
catch (Exception ex)
{
throw new Exception(ex.ToString());
}
return apiResult;
}
}
}

View File

@ -7,7 +7,7 @@ namespace FrontendWebApi.Models
public class TenantList
{
public string tenant_guid { get; set; }
public int list_id { get; set; }
public string list_id { get; set; }
public string tenant_name { get; set; }
public decimal bill_perKWH { get; set; }
public decimal bill_perRCV { get; set; }
@ -42,15 +42,18 @@ namespace FrontendWebApi.Models
public class OutputBill
{
public string tenant_name { get; set; }
public string device_name_tag { get; set; }
public string start_timestamp { get; set; }
public string end_timestamp { get; set; }
public decimal kwh_total { get; set; }
public decimal elec_result { get; set; }
public int elec_bill { get; set; }
public decimal water_result { get; set; }
public int water_bill { get; set; }
public decimal bill_perKWH { get; set; }
public int electric_total { get; set; }
public decimal rcv_total { get; set; }
public decimal bill_perRCV { get; set; }
public int water_total { get; set; }
public int all_total { get; set; }
public int total_bill { get; set; }
}

View File

@ -0,0 +1,104 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>費用明細</title>
</head>
<style>
body {
font-family: Arial, sans-serif;
zoom:2;
}
.container {
width: 80%;
margin: auto;
padding: 20px;
}
.header {
position: relative;
padding: 10px;
}
.header img {
position: absolute;
left: 0;
top: 50%;
transform: translateY(-50%);
}
.header h2 {
text-align: center;
font-size: 35px;
font-weight: normal;
}
.statistics {
position: relative;
padding: 30px 10px;
border-top: 1px solid #ccc;
border-bottom: 1px solid #ccc;
}
.statistics h3 {
margin-top: 0;
}
.statistics table {
width:700px;
}
.statistics p {
margin: 20px 0;
}
.total {
display: flex;
align-items: end;
justify-content: flex-start;
padding: 20px 10px;
}
.total .total-area p {
font-size: 1.2rem;
margin: 20px 0;
}
.total-box {
width: 400px;
height: 180px;
display: flex;
align-items: flex-start;
justify-content: flex-start;
padding: 20px;
border: 1px solid #ccc;
}
.total-box .total-money {
font-size: 40px;
padding-right: 8px;
}
@page {
size: A4;
margin: 0;
}
body {
margin: 1cm;
}
.a4-page {
page-break-before: always;
page-break-after: always;
}
.br {
border-spacing: 0px 20px;
}
</style>
<body>
{{bill}}
</body>
</html>

View File

@ -12,8 +12,12 @@
"SignKey": "TaipeiDome123456", //ñ<EFBFBD><EFBFBD>//<EFBFBD>̤<EFBFBD>16<EFBFBD>r<EFBFBD><EFBFBD>
"JwtLifeSeconds": 3600
},
"FilePath": {
"OutputForm": "D:\\jay.chang\\FrontendWebApi\\wwwroot\\upload\\OutputForm\\", //
"OutputFormTemplate": "D:\\jay.chang\\FrontendWebApi\\wwwroot\\upload\\OutputFormTemplate\\import.html" //
},
"DBConfig": {
"MySqlDBConfig": {
"MySqlDBConfig": {
"Server": "CYGthbCeGtAXT4s1NOSJHQ==", //0.132
"Port": "mkF51jVbg40V5K5eTh2Ckw==",
//"Database": "VJB2XC+lAtzuHObDGMVOAA==", //30
@ -25,27 +29,27 @@
"Root": "SzdxEgaJJ7tcTCrUl2zKsA==",
"Password": "FVAPxztxpY4gJJKQ/se4bQ=="
}
//"MSSqlDBConfig": {
// "Server": "avZg8PA8C9GVgYZBgEKzCg==",
// "Port": "lJA0KPkG6RvFfTgWiXFyUw==",
// "Database": "VvfWH/59gQguY2eA2xBCug==",
// "Root": "sD8GZ9UPiIQGU6dU011/4A==",
// "Password": "2gi7rOmGha2VdXC5vtHxhg=="
//}
//"MSSqlDBConfig": {
// "Server": "avZg8PA8C9GVgYZBgEKzCg==",
// "Port": "lJA0KPkG6RvFfTgWiXFyUw==",
// "Database": "VvfWH/59gQguY2eA2xBCug==",
// "Root": "sD8GZ9UPiIQGU6dU011/4A==",
// "Password": "2gi7rOmGha2VdXC5vtHxhg=="
//}
//"MSSqlDBConfig": { //172.16.220.250
// "Server": "zp3Nilx0PISEEC4caZWqCg==",
// "Port": "7puf4kd9qJ/q0fq2QASWeQ==",
// "Database": "VvfWH/59gQguY2eA2xBCug==",
// "Root": "sD8GZ9UPiIQGU6dU011/4A==",
// "Password": "Jue6jMFRi11meN6xbdKwDA=="
//}
//"MSSqlDBConfig": {
// "Server": "FPhyer7n0h/pw/yCMzKcPQ==",
// "Port": "7puf4kd9qJ/q0fq2QASWeQ==",
// "Database": "VvfWH/59gQguY2eA2xBCug==",
// "Root": "sD8GZ9UPiIQGU6dU011/4A==",
// "Password": "Jue6jMFRi11meN6xbdKwDA=="
//}
}
//"MSSqlDBConfig": { //172.16.220.250
// "Server": "zp3Nilx0PISEEC4caZWqCg==",
// "Port": "7puf4kd9qJ/q0fq2QASWeQ==",
// "Database": "VvfWH/59gQguY2eA2xBCug==",
// "Root": "sD8GZ9UPiIQGU6dU011/4A==",
// "Password": "Jue6jMFRi11meN6xbdKwDA=="
//}
//"MSSqlDBConfig": {
// "Server": "FPhyer7n0h/pw/yCMzKcPQ==",
// "Port": "7puf4kd9qJ/q0fq2QASWeQ==",
// "Database": "VvfWH/59gQguY2eA2xBCug==",
// "Root": "sD8GZ9UPiIQGU6dU011/4A==",
// "Password": "Jue6jMFRi11meN6xbdKwDA=="
//}
}
}

View File

@ -0,0 +1,104 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>費用明細</title>
</head>
<style>
body {
font-family: Arial, sans-serif;
zoom:2;
}
.container {
width: 80%;
margin: auto;
padding: 20px;
}
.header {
position: relative;
padding: 10px;
}
.header img {
position: absolute;
left: 0;
top: 50%;
transform: translateY(-50%);
}
.header h2 {
text-align: center;
font-size: 35px;
font-weight: normal;
}
.statistics {
position: relative;
padding: 30px 10px;
border-top: 1px solid #ccc;
border-bottom: 1px solid #ccc;
}
.statistics h3 {
margin-top: 0;
}
.statistics table {
width:700px;
}
.statistics p {
margin: 20px 0;
}
.total {
display: flex;
align-items: end;
justify-content: flex-start;
padding: 20px 10px;
}
.total .total-area p {
font-size: 1.2rem;
margin: 20px 0;
}
.total-box {
width: 400px;
height: 180px;
display: flex;
align-items: flex-start;
justify-content: flex-start;
padding: 20px;
border: 1px solid #ccc;
}
.total-box .total-money {
font-size: 40px;
padding-right: 8px;
}
@page {
size: A4;
margin: 0;
}
body {
margin: 1cm;
}
.a4-page {
page-break-before: always;
page-break-after: always;
}
.br {
border-spacing: 0px 20px;
}
</style>
<body>
{{bill}}
</body>
</html>