feat: pdf

README.md

@@ -0,0 +1 @@
+docker run --rm -p 3030:3000 gotenberg/gotenberg:8

go.mod

@@ -5,18 +5,20 @@ go 1.24.5
 require (
 	code.gitea.io/sdk/gitea v0.21.0
 	github.com/gomarkdown/markdown v0.0.0-20250810172220-2e2c11897d1a
+	github.com/google/uuid v1.6.0
 	github.com/jedib0t/go-pretty/v6 v6.6.8
-	golang.org/x/net v0.21.0
+	github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e
+	github.com/starwalkn/gotenberg-go-client/v8 v8.11.0
 )
 
 require (
-	github.com/42wim/httpsig v1.2.2 // indirect
+	github.com/42wim/httpsig v1.2.3 // indirect
 	github.com/davidmz/go-pageant v1.0.2 // indirect
 	github.com/go-fed/httpsig v1.1.0 // indirect
 	github.com/hashicorp/go-version v1.7.0 // indirect
 	github.com/mattn/go-runewidth v0.0.16 // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect
-	golang.org/x/crypto v0.33.0 // indirect
+	golang.org/x/crypto v0.41.0 // indirect
-	golang.org/x/sys v0.30.0 // indirect
+	golang.org/x/sys v0.35.0 // indirect
-	golang.org/x/text v0.22.0 // indirect
+	golang.org/x/text v0.28.0 // indirect
 )

go.sum

@@ -1,7 +1,7 @@
 code.gitea.io/sdk/gitea v0.21.0 h1:69n6oz6kEVHRo1+APQQyizkhrZrLsTLXey9142pfkD4=
 code.gitea.io/sdk/gitea v0.21.0/go.mod h1:tnBjVhuKJCn8ibdyyhvUyxrR1Ca2KHEoTWoukNhXQPA=
-github.com/42wim/httpsig v1.2.2 h1:ofAYoHUNs/MJOLqQ8hIxeyz2QxOz8qdSVvp3PX/oPgA=
+github.com/42wim/httpsig v1.2.3 h1:xb0YyWhkYj57SPtfSttIobJUPJZB9as1nsfo7KWVcEs=
-github.com/42wim/httpsig v1.2.2/go.mod h1:P/UYo7ytNBFwc+dg35IubuAUIs8zj5zzFIgUCEl55WY=
+github.com/42wim/httpsig v1.2.3/go.mod h1:nZq9OlYKDrUBhptd77IHx4/sZZD+IxTBADvAPI9G/EM=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davidmz/go-pageant v1.0.2 h1:bPblRCh5jGU+Uptpz6LgMZGD5hJoOt7otgT454WvHn0=
@@ -10,6 +10,8 @@ github.com/go-fed/httpsig v1.1.0 h1:9M+hb0jkEICD8/cAiNqEB66R87tTINszBRTjwjQzWcI=
 github.com/go-fed/httpsig v1.1.0/go.mod h1:RCMrTZvN1bJYtofsG4rd5NaO5obxQ5xBkdiS7xsT7bM=
 github.com/gomarkdown/markdown v0.0.0-20250810172220-2e2c11897d1a h1:l7A0loSszR5zHd/qK53ZIHMO8b3bBSmENnQ6eKnUT0A=
 github.com/gomarkdown/markdown v0.0.0-20250810172220-2e2c11897d1a/go.mod h1:JDGcbDT52eL4fju3sZ4TeHGsQwhG9nbDV21aMyhwPoA=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/hashicorp/go-version v1.7.0 h1:5tqGy27NaOTB8yJKUZELlFAS/LTKJkrmONwQKeRZfjY=
 github.com/hashicorp/go-version v1.7.0/go.mod h1:fltr4n8CU8Ke44wwGCBoEymUuxUHl09ZGVZPK5anwXA=
 github.com/jedib0t/go-pretty/v6 v6.6.8 h1:JnnzQeRz2bACBobIaa/r+nqjvws4yEhcmaZ4n1QzsEc=
@@ -21,29 +23,31 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
 github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
+github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e h1:MRM5ITcdelLK2j1vwZ3Je0FKVCfqOLp5zO6trqMLYs0=
+github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e/go.mod h1:XV66xRDqSt+GTGFMVlhk3ULuV0y9ZmzeVGR4mloJI3M=
+github.com/starwalkn/gotenberg-go-client/v8 v8.11.0 h1:9hKCcoWegZ0yrZ0tEl5gKlMyH2YraYO0R7zDyL0ZL/U=
+github.com/starwalkn/gotenberg-go-client/v8 v8.11.0/go.mod h1:5q9nAJ3/lub4hSCT6QYl8cOjnfQ/B+spEzC4TAPVXd8=
 github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
 github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20210513164829-c07d793c2f9a/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
-golang.org/x/crypto v0.33.0 h1:IOBPskki6Lysi0lo9qQvbxiQ+FvsCC/YWOecCHAixus=
+golang.org/x/crypto v0.41.0 h1:WKYxWedPGCTVVl5+WHSSrOBT0O8lx32+zxmHxijgXp4=
-golang.org/x/crypto v0.33.0/go.mod h1:bVdXmD7IV/4GdElGPozy6U7lWdRXA4qyRVGJV57uQ5M=
+golang.org/x/crypto v0.41.0/go.mod h1:pO5AFd7FA68rFak7rOAGVuygIISepHftHnr8dr6+sUc=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
-golang.org/x/net v0.21.0 h1:AQyQV4dYCvJ7vGmJyKki9+PBdyvhkSd8EIx/qb0AYv4=
-golang.org/x/net v0.21.0/go.mod h1:bIjVDfnllIU7BJ2DNgfnXvpSvtn8VRwhlsaeUTyUS44=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.30.0 h1:QjkSwP/36a20jFYWkSue1YwXzLmsV5Gfq7Eiy72C1uc=
+golang.org/x/sys v0.35.0 h1:vz1N37gP5bs89s7He8XuIYXpyY0+QlsKmzipCbUtyxI=
-golang.org/x/sys v0.30.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.35.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/term v0.29.0 h1:L6pJp37ocefwRRtYPKSWOWzOtWSxVajvz2ldH/xi3iU=
+golang.org/x/term v0.34.0 h1:O/2T7POpk0ZZ7MAzMeWFSg6S5IpWd/RXDlM9hgM3DR4=
-golang.org/x/term v0.29.0/go.mod h1:6bl4lRlvVuDgSf3179VpIxBF0o10JUpXWOnI7nErv7s=
+golang.org/x/term v0.34.0/go.mod h1:5jC53AEywhIVebHgPVeg0mj8OD3VO9OzclacVrqpaAw=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.22.0 h1:bofq7m3/HAFvbF51jz3Q9wLg3jkvSPuiZu/pD1XwgtM=
+golang.org/x/text v0.28.0 h1:rhazDwis8INMIwQ4tpjLDzUhx6RlXqZNPEM0huQojng=
-golang.org/x/text v0.22.0/go.mod h1:YRoo4H8PVmsu+E3Ou7cqLVH8oXWIHVoX0jqUWALQhfY=
+golang.org/x/text v0.28.0/go.mod h1:U8nCwOR8jO/marOQ0QbDiOngZVEBB7MAiitBuMjXiNU=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

invoice/invoice.go

@@ -0,0 +1,118 @@
+package invoice
+
+import (
+	"bytes"
+	"encoding/base64"
+	"fmt"
+	"html/template"
+	"strings"
+
+	"github.com/skip2/go-qrcode"
+)
+
+// Invoice contains all necessary information for the generation of an invoice.
+type Invoice struct {
+	ReceiverIBAN    string `yaml:"receiver_iban" default:"CH44 3199 9123 0008 8901 2"`
+	IsQrIBAN        bool   `yaml:"is_qr_iban" default:"true"`
+	ReceiverName    string `yaml:"receiver_name" default:"Robert Schneider AG"`
+	ReceiverStreet  string `yaml:"receiver_street" default:"Rue du Lac"`
+	ReceiverNumber  string `yaml:"receiver_number" default:"12"`
+	ReceiverZIPCode string `yaml:"receiver_zip_code" default:"2501"`
+	ReceiverPlace   string `yaml:"receiver_place" default:"Biel"`
+	ReceiverCountry string `yaml:"receiver_country" default:"CH"`
+	PayeeName       string `yaml:"payee_name" default:"Pia-Maria Rutschmann-Schnyder"`
+	PayeeStreet     string `yaml:"payee_street" default:"Grosse Marktgasse"`
+	PayeeNumber     string `yaml:"payee_number" default:"28"`
+	PayeeZIPCode    string `yaml:"payee_zip_code" default:"9400"`
+	PayeePlace      string `yaml:"payee_place" default:"Rorschach"`
+	PayeeCountry    string `yaml:"payee_country" default:"CH"`
+	Reference       string `yaml:"reference" default:"21 00000 00003 13947 14300 09017"`
+	AdditionalInfo  string `yaml:"additional_info" default:"Rechnung Nr. 3139 für Gartenarbeiten"`
+	Amount          string `yaml:"amount" default:"3 949.75"`
+	Currency        string `yaml:"currency" default:"CHF"`
+}
+
+func (i Invoice) GetQR() (src string, err error) {
+	content, err := i.qrContent()
+	if err != nil {
+		return
+	}
+	qr, err := qrcode.New(content, qrcode.Medium)
+	if err != nil {
+		return
+	}
+	qr.DisableBorder = true
+	png, err := qr.PNG(512)
+	if err != nil {
+		return
+	}
+	b64 := base64.StdEncoding.EncodeToString(png)
+	src = fmt.Sprintf(`data:image/png;base64,%s`, b64)
+	return
+}
+
+// noPayee returns true if no fields of the payee are set
+func (i Invoice) noPayee() bool {
+	return i.PayeeName == "" && i.PayeeStreet == "" && i.PayeeZIPCode == "" && i.PayeePlace == ""
+}
+
+func (i Invoice) qrContent() (string, error) {
+	qrTpl := `SPC\r
+0200\r
+1\r
+{{ .iban }}\r
+S\r
+{{ .inv.ReceiverName }}\r
+{{ .inv.ReceiverStreet }}\r
+{{ .inv.ReceiverNumber }}\r
+{{ .inv.ReceiverZIPCode }}\r
+{{ .inv.ReceiverPlace }}\r
+{{ .inv.ReceiverCountry }}\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+{{ .amount }}\r
+{{ .inv.Currency }}\r
+{{ .payeeAdrType }}\r
+{{ .inv.PayeeName }}\r
+{{ .inv.PayeeStreet }}\r
+{{ .inv.PayeeNumber }}\r
+{{ .inv.PayeeZIPCode }}\r
+{{ .inv.PayeePlace }}\r
+{{ .inv.PayeeCountry }}\r
+{{ .refType }}\r
+{{ .reference }}\r
+{{ .inv.AdditionalInfo }}\r
+EPD
+`
+	refType := "QRR"
+	if !i.IsQrIBAN {
+		refType = "SCOR"
+	}
+	payeeAdrType := "S"
+	if i.noPayee() {
+		payeeAdrType = ""
+	}
+	data := map[string]any{
+		"inv":          i,
+		"iban":         strings.ReplaceAll(i.ReceiverIBAN, " ", ""),
+		"amount":       strings.ReplaceAll(i.Amount, " ", ""),
+		"payeeAdrType": payeeAdrType,
+		"reference":    strings.ReplaceAll(i.Reference, " ", ""),
+		"refType":      refType,
+	}
+	tpl, err := template.New("qr-content").Parse(qrTpl)
+	if err != nil {
+		return "", fmt.Errorf("error while creating qr template: %s", err)
+	}
+	var buf bytes.Buffer
+	if err := tpl.Execute(&buf, data); err != nil {
+		return "", fmt.Errorf("error while applying data to qr template: %s", err)
+	}
+	rsl := strings.ReplaceAll(buf.String(), "\\r", "\r")
+	return rsl, nil
+}

main.go

@@ -1,11 +1,13 @@
 package main
 
 import (
-	"fmt"
+	"io"
+	"os"
 	"time"
 
 	"code.gitea.io/sdk/gitea"
 	"git.schreifuchs.ch/lou-taylor/accounting/issue"
+	"git.schreifuchs.ch/lou-taylor/accounting/pdf"
 	"git.schreifuchs.ch/lou-taylor/accounting/report"
 )
 
@@ -27,7 +29,7 @@ func main() {
 	for _, repo := range []Repo{
 		{"lou-taylor", "lou-taylor-web"},
 		{"lou-taylor", "lou-taylor-api"},
-		// {"lou-taylor", "accounting"},
+		{"lou-taylor", "accounting"},
 	} {
 		iss, _, err := client.ListRepoIssues(
 			repo.owner,
@@ -53,8 +55,44 @@ func main() {
 		},
 	)
 	issues := issue.FromGiteas(is, time.Minute*15)
-	r := report.Report{Issues: issues}
+	r := report.New(
-	fmt.Print(r.ToHTML())
+		issues,
+		report.Entity{
+			Name: "schreifuchs.ch",
+			IBAN: "CH06 0079 0042 5877 0443 7",
+			Address: report.Address{
+				Street:  "Kilchbergerweg",
+				Number:  "1",
+				ZIPCode: "3052",
+				Place:   "Zollikofen",
+				Country: "Schweiz",
+			},
+			Contact: "Niklas Breitenstein",
+		},
+		report.Entity{
+			Name: "Lou Taylor",
+			Address: report.Address{
+				Street:  "Alpenstrasse",
+				Number:  "22",
+				ZIPCode: "4950",
+				Place:   "Huttwil",
+				Country: "Schweiz",
+			},
+			Contact: "Loana Groux",
+		},
+		16,
+	)
+	html := r.ToHTML()
+
+	// fmt.Print(html)
+	pdfs, err := pdf.New("http://localhost:3030")
+	if err != nil {
+		panic(err)
+	}
+
+	ducument, err := pdfs.HtmlToPdf(html)
+
+	io.Copy(os.Stdout, ducument)
 }
 
 func Filter[T any](slice []T, ok func(T) bool) []T {

pdf/resource.go

@@ -0,0 +1,44 @@
+package pdf
+
+import (
+	"context"
+	"io"
+	"net/http"
+
+	"github.com/starwalkn/gotenberg-go-client/v8"
+	"github.com/starwalkn/gotenberg-go-client/v8/document"
+)
+
+type Service struct {
+	gotenberg *gotenberg.Client
+}
+
+func New(hostname string) (service Service, err error) {
+	service.gotenberg, err = gotenberg.NewClient(hostname, http.DefaultClient)
+	return
+}
+
+func (s Service) HtmlToPdf(html string) (pdf io.ReadCloser, err error) {
+	index, err := document.FromString("index.html", html)
+	if err != nil {
+		return
+	}
+	req := gotenberg.NewHTMLRequest(index)
+	req.PaperSize(gotenberg.A4)
+	req.Margins(gotenberg.PageMargins{
+		Top:    0.5,
+		Bottom: 0.5,
+		Left:   0.5,
+		Right:  0.6,
+		Unit:   gotenberg.IN,
+	})
+
+	// Skips the IDLE events for faster PDF conversion.
+	req.SkipNetworkIdleEvent(true)
+	req.EmulatePrintMediaType()
+
+	resp, err := s.gotenberg.Send(context.Background(), req)
+	pdf = resp.Body
+
+	return
+}

report/html.go

@@ -38,5 +38,6 @@ func offsetHTags(amount int, html template.HTML) template.HTML {
 
 		return fmt.Sprintf("<%sh%d%s>", closingSlash, newLevel, attrs)
 	})
+
 	return template.HTML(result)
 }

report/invoice.go

@@ -0,0 +1,25 @@
+package report
+
+import (
+	"html/template"
+
+	"git.schreifuchs.ch/lou-taylor/accounting/invoice"
+)
+
+func (r Report) QRInvoice() template.URL {
+	i := invoice.Invoice{
+		ReceiverIBAN:    r.Company.IBAN,
+		IsQrIBAN:        false,
+		ReceiverName:    r.Company.Name,
+		ReceiverStreet:  r.Company.Address.Street,
+		ReceiverNumber:  r.Company.Address.Number,
+		ReceiverZIPCode: r.Company.Address.ZIPCode,
+		ReceiverPlace:   r.Company.Address.Place,
+		ReceiverCountry: r.Company.Address.Country,
+		Reference:       "21 00000 00003 13947 14300 09017",
+		Amount:          "25",
+		Currency:        "CHF",
+	}
+	src, _ := i.GetQR()
+	return template.URL(src)
+}

report/resource.go

@@ -5,11 +5,39 @@ import (
 	"time"
 
 	"git.schreifuchs.ch/lou-taylor/accounting/issue"
+	"github.com/google/uuid"
 )
 
+func New(issues []issue.Issue, company, client Entity, rate float64) *Report {
+	return &Report{
+		Date:    time.Now(),
+		Issues:  issues,
+		Rate:    rate,
+		Company: company,
+		Client:  client,
+		ID:      uuid.NewString(),
+	}
+}
+
 type Report struct {
 	Date    time.Time
 	Issues  []issue.Issue
 	Style   template.CSS
-	Total  string
+	Rate    float64
+	ID      string
+	Company Entity
+	Client  Entity
+}
+type Entity struct {
+	Name    string
+	Address Address
+	Contact string
+	IBAN    string
+}
+type Address struct {
+	Street  string
+	Number  string
+	ZIPCode string
+	Place   string
+	Country string
 }

report/style.css

@@ -14,6 +14,10 @@ header {
   display: flex;
   justify-content: space-between;
   margin-bottom: 40px;
+
+  h2 {
+    margin-top: 0;
+  }
 }
 h1 {
   margin: 0;
@@ -70,3 +74,49 @@ footer {
   padding: 5px 10px;
   text-align: right;
 }
+
+@media print {
+  .page,
+  .page-break {
+    break-after: page;
+  }
+}
+.qr-section {
+  position: absolute;
+  bottom: 0;
+
+  display: grid;
+  grid-template-columns: 250px 1fr;
+  grid-template-rows: 1fr;
+  gap: 1em;
+
+  width: 100%;
+  /* border-top: 2px solid #000; */
+  /* padding-top: 1rem; */
+
+  h4 {
+    margin-bottom: 0.1em;
+  }
+
+  .qr-code {
+    display: flex;
+    flex-direction: column;
+    justify-content: space-between;
+
+    img {
+      width: 100%;
+    }
+
+    div {
+      display: grid;
+      grid-template-columns: 1fr 1fr;
+      grid-template-rows: 1fr 1fr;
+      justify-items: center;
+    }
+  }
+
+  .payment-details {
+    font-size: 0.9rem;
+    line-height: 1.4;
+  }
+}

report/template.go

@@ -5,6 +5,8 @@ import (
 	_ "embed"
 	"fmt"
 	"html/template"
+	"math"
+	"strings"
 	"time"
 )
 
@@ -19,27 +21,46 @@ func (r Report) ToHTML() string {
 		template.New("report").Funcs(template.FuncMap{
 			"md":       mdToHTML,
 			"oh":       offsetHTags,
-			"price":    applyRate,
+			"price":    r.applyRate,
-			"time":     fmtTime,
+			"time":     fmtDateTime,
+			"date":     fmtDate,
 			"duration": fmtDuration,
+			"brakes": func(text string) template.HTML {
+				return template.HTML(strings.ReplaceAll(template.HTMLEscapeString(text), "\n", "<br>"))
+			},
 		}).Parse(htmlTemplate))
 
 	r.Style = style
 
 	buf := new(bytes.Buffer)
-	tmpl.Execute(buf, r)
+	_ = tmpl.Execute(buf, r)
 	return buf.String()
 }
 
-func applyRate(dur time.Duration) string {
+func (r Report) applyRate(dur time.Duration) string {
-	cost := dur.Hours() * 16
+	cost := dur.Hours() * r.Rate
+	cost = math.Round(cost/0.05) * 0.05
 	return fmt.Sprintf("%.2f", cost)
 }
 
-func fmtTime(t time.Time) string {
+func fmtDateTime(t time.Time) string {
 	return t.Format("02.08.2006 15:04")
 }
 
+func fmtDate(t time.Time) string {
+	return t.Format("02.08.2006")
+}
+
 func fmtDuration(d time.Duration) string {
 	return fmt.Sprintf("%.2f h", d.Hours())
 }
+
+func (r Report) Total() string {
+	dur := time.Duration(0)
+
+	for _, i := range r.Issues {
+		dur += i.Duration
+	}
+
+	return r.applyRate(dur)
+}

report/template.html

@@ -3,7 +3,7 @@
   <head>
     <meta charset="UTF-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1" />
-    <title>Rechnung vom {{ .Date }}</title>
+    <title>Rechnung vom {{ .Date | date }}</title>
     <!-- <link href="css/style.css" rel="stylesheet" /> -->
     <style>
       {{ .Style }}
@@ -12,32 +12,34 @@
   <body>
     <header>
       <div class="company">
-        <h2>.CompanyName</h2>
+        <h2>{{ .Company.Name }}</h2>
         <p>
-          .CompanyAddress <br />
+          {{ .Company.Address.Street}} {{.Company.Address.Number}} <br />
-          .CompanyContact
+          {{ .Company.Address.ZIPCode }} {{ .Company.Address.Place }} <br />
+          {{ .Company.Contact }}
         </p>
 
         <p></p>
       </div>
       <div class="invoice-info">
         <p>
-          <strong>Rechnung:</strong> .InvoiceNumber <br />
+          <strong>Rechnung:</strong> {{ .ID }} <br />
-          <strong>Datum:</strong> .Date <br />
+          <strong>Datum:</strong> {{ .Date | date }} <br />
-          <strong>Fällig am:</strong> .DueDate
         </p>
       </div>
     </header>
     <section class="client">
       <h2>Rechnung an:</h2>
       <p>
-        .ClientName <br />
+        {{ .Client.Name }} <br />
-        .ClientAddress <br />
+        {{ .Client.Address.Street}} {{.Client.Address.Number}} <br />
-        .ClientContact
+        {{ .Client.Address.ZIPCode }} {{ .Client.Address.Place }} <br />
+        {{ .Client.Contact }}
       </p>
     </section>
 
-    <section>
+    <section class="page p1">
+      <article>
         <table>
           <thead>
             <tr>
@@ -72,8 +74,43 @@
             </tr>
           </table>
         </div>
+      </article>
+      <article class="qr-section">
+        <div class="qr-code">
+          <!-- Replace with your QR code image or generated SVG -->
+          <image src="{{ .QRInvoice }}"></image>
+          <div>
+            <h4>Währung</h4>
+            <h4>Betrag</h4>
+            <p>CHF</p>
+            <p>{{ .Total}}</p>
+          </div>
+        </div>
+        <div class="payment-details">
+          <div>
+            <h4 style="margin-top: 0">Konto / Zahlbar an</h4>
+            <p>
+              {{ .Company.IBAN }} <br />
+              {{ .Company.Contact }} <br />
+              {{ .Company.Address.Street}} {{.Company.Address.Number}} <br />
+              {{ .Company.Address.ZIPCode }} {{ .Company.Address.Place }}
+            </p>
+          </div>
+          <div>
+            <h4>Referenz</h4>
+            <p></p>
+          </div>
+          <div>
+            <h4>Zahlbar durch</h4>
+            <p>
+              {{ .Client.Contact }} <br />
+              {{ .Client.Address.Street}} {{.Client.Address.Number}} <br />
+              {{ .Client.Address.ZIPCode }} {{ .Client.Address.Place }}
+            </p>
+          </div>
+        </div>
+      </article>
     </section>
-    <hr />
     <section>
       <h2>Details zu den Features</h2>
 
@@ -84,13 +121,5 @@
       </article>
       {{ end }}
     </section>
-    <footer>
-      <p>
-        Bitte überweisen Sie den Gesamtbetrag bis zum Fälligkeitsdatum auf
-        folgendes Konto:
-      </p>
-      <p>.BankDetails</p>
-      <p>Vielen Dank für Ihr Vertrauen!</p>
-    </footer>
   </body>
 </html>