Add autocomplete attribute to forms

pkg/httpx/field/field.go

@@ -0,0 +1,40 @@
+package field
+
+import (
+	"html/template"
+	"io"
+)
+
+// DefaultFieldTemplate is the default template to render fields.
+var DefaultFieldTemplate = template.Must(template.New("").Parse(`<input type="{{.Type}}" value="{{.Value}}" name="{{.Name}}" placeholder={{.Placeholder}}{{if .Autocomplete }} autocomplete="{{.Autocomplete}}{{end}}>`))
+var PureCSSFieldTemplate = template.Must(template.New("").Parse(`
+<div class="pure-control-group"><label for="{{.Name}}">{{.Label}}</label><input type="{{.Type}}" value="{{.Value}}" name="{{.Name}}" id="{{.Name}}" placeholder="{{.Placeholder}}"{{if .Autocomplete }} autocomplete="{{.Autocomplete}}" {{end}}></div>`))
+
+// Field represents a field inside a form.
+type Field struct {
+	Name string    // Name is the name of the field
+	Type InputType // Type is the type of the field. It corresponds to the "name" attribute in html.
+
+	Placeholder string // Value for the "placeholder" attribute
+	Label       string // (External) Label for the field. Not used by the default template.
+
+	Autocomplete Autocomplete
+
+	EmptyOnError bool // indicates if the field should be reset on error
+}
+
+// fieldContext is passed to the template context
+type fieldContext struct {
+	Field
+	Value string
+}
+
+func (field Field) WriteTo(w io.Writer, template *template.Template, value string) {
+	if template == nil {
+		template = DefaultFieldTemplate
+	}
+	template.Execute(w, fieldContext{Field: field, Value: value})
+}
+
+// CheckboxChecked is the default value of a checked checkbox
+const CheckboxChecked = "on"