1 files changed, 77 insertions, 0 deletions
diff --git a/keyboard.go b/keyboard.go
new file mode 100644
index 0000000..7d79042
--- /dev/null
+++ b/keyboard.go
@@ -0,0 +1,77 @@
+// Package tamtam implements TamTam Bot API
+// Copyright (c) 2019 Alexander Kiryukhin <a.kiryukhin@mail.ru>
+package tamtam
+
+type KeyboardBuilder struct {
+	rows []*KeyboardRow
+}
+
+func (k *KeyboardBuilder) AddRow() *KeyboardRow {
+	kr := &KeyboardRow{}
+	k.rows = append(k.rows, kr)
+	return kr
+}
+
+func (k *KeyboardBuilder) Build() Keyboard {
+	buttons := make([][]ButtonInterface, 0, len(k.rows))
+	for _, r := range k.rows {
+		buttons = append(buttons, r.Build())
+	}
+	return Keyboard{Buttons: buttons}
+}
+
+type KeyboardRow struct {
+	cols []ButtonInterface
+}
+
+func (k *KeyboardRow) Build() []ButtonInterface {
+	return k.cols
+}
+
+func (k *KeyboardRow) AddLink(text string, intent Intent, url string) *KeyboardRow {
+	b := LinkButton{
+		Url: url,
+		Button: Button{
+			Text: text,
+			Type: LINK,
+		},
+	}
+	k.cols = append(k.cols, b)
+	return k
+}
+
+func (k *KeyboardRow) AddCallback(text string, intent Intent, payload string) *KeyboardRow {
+	b := CallbackButton{
+		Payload: payload,
+		Intent:  intent,
+		Button: Button{
+			Text: text,
+			Type: CALLBACK,
+		},
+	}
+	k.cols = append(k.cols, b)
+	return k
+}
+
+func (k *KeyboardRow) AddContact(text string) *KeyboardRow {
+	b := RequestContactButton{
+		Button: Button{
+			Text: text,
+			Type: CONTACT,
+		},
+	}
+	k.cols = append(k.cols, b)
+	return k
+}
+
+func (k *KeyboardRow) AddGeolocation(text string, quick bool) *KeyboardRow {
+	b := RequestGeoLocationButton{
+		Quick: quick,
+		Button: Button{
+			Text: text,
+			Type: GEOLOCATION,
+		},
+	}
+	k.cols = append(k.cols, b)
+	return k
+}