go get github.com/mayur-tolexo/mold

//Todo model
type Todo struct {
	Title string
	Done  bool
}

//TodoPageData model
type TodoPageData struct {
	PageTitle string
	Todos     []Todo
}

func main() {

	tmpl := `
	<h1>{{.PageTitle}}<h1>
	<ul>
	    {{range .Todos}}
	        {{if .Done}}
	            <li class="done">{{.Title}}</li>
	        {{else}}
	            <li>{{.Title}}</li>
	        {{end}}
	    {{end}}
	</ul>
	`
	
	mold, _ := mold.NewHTMLTemplate(tmpl)

	data := TodoPageData{
		PageTitle: "My TODO list",
		Todos: []Todo{
			{Title: "Task 1", Done: false},
			{Title: "Task 2", Done: true},
			{Title: "Task 3", Done: true},
			{Title: "Task 4", Done: true},
		},
	}

	if err := mold.Execute(data); err == nil {
		mold.PDF(".", "tmp.pdf")
	} else {
		fmt.Println(err)
	}
}

//Invoice details
type Invoice struct {
	InvoiceNo   string
	InvoiceDate string
	Currency    string
	AmountDue   float64
	Items       []ItemDetail
	Total       float64
}

//ItemDetail : Item details
type ItemDetail struct {
	Name     string
	Desc     string
	Amount   float64
	Qty      int
	Total    float64
}

func main() {
	mold, _ := mold.NewHTMLTemplate()
	mold.HTMLPath = "invoice.html"

	item := []ItemDetail{
		{
			Name:     "Front End Consultation",
			Desc:     "Experience Review",
			Amount:   150,
			Qty:      4,
			Total:    600,
		},
	}

	data := Invoice{
		InvoiceNo:   "Invoice",
		InvoiceDate: "January 1, 2019",
		Currency:    "Rs.",
		AmountDue:   600,
		Items:       item,
		Total:       600,
	}

	if err := mold.Execute(data); err == nil {
		mold.PDF(".", "invoice.pdf")
	} else {
		fmt.Println(err)
	}
}