1 files changed, 76 insertions, 0 deletions
diff --git a/utils.go b/utils.go
new file mode 100644
index 0000000..0ae24c4
--- /dev/null
+++ b/utils.go
@@ -0,0 +1,76 @@
+package tamtam
+
+type KeyboardBuilder struct {
+	rows []*KeyboardRow
+}
+
+func NewKeyboardBuilder() *KeyboardBuilder {
+	return &KeyboardBuilder{
+		rows: make([]*KeyboardRow, 0),
+	}
+}
+
+func (k *KeyboardBuilder) AddRow() *KeyboardRow {
+	kr := &KeyboardRow{}
+	k.rows = append(k.rows, kr)
+	return kr
+}
+
+func (k *KeyboardBuilder) Build() Keyboard {
+	buttons := make([][]interface{}, 0, len(k.rows))
+	for _, r := range k.rows {
+		buttons = append(buttons, r.Build())
+	}
+	return Keyboard{Buttons: buttons}
+}
+
+type KeyboardRow struct {
+	cols []interface{}
+}
+
+func (k *KeyboardRow) Build() []interface{} {
+	return k.cols
+}
+
+func (k *KeyboardRow) AddLink(text string, intent Intent, url string) *KeyboardRow {
+	b := LinkButton{
+		Text:   text,
+		Url:    url,
+		Intent: intent,
+		Type:   LINK,
+	}
+	k.cols = append(k.cols, b)
+	return k
+}
+
+func (k *KeyboardRow) AddCallback(text string, intent Intent, payload string) *KeyboardRow {
+	b := CallbackButton{
+		Text:    text,
+		Payload: payload,
+		Intent:  intent,
+		Type:    CALLBACK,
+	}
+	k.cols = append(k.cols, b)
+	return k
+}
+
+func (k *KeyboardRow) AddContact(text string, intent Intent, url string) *KeyboardRow {
+	b := RequestContactButton{
+		Text:   text,
+		Intent: intent,
+		Type:   CONTACT,
+	}
+	k.cols = append(k.cols, b)
+	return k
+}
+
+func (k *KeyboardRow) AddGeolocation(text string, intent Intent, quick bool) *KeyboardRow {
+	b := RequestGeoLocationButton{
+		Text:   text,
+		Quick:  quick,
+		Intent: intent,
+		Type:   GEOLOCATION,
+	}
+	k.cols = append(k.cols, b)
+	return k
+}