add Timer service

internal/services/timer.go

@@ -0,0 +1,69 @@
+package services
+
+import (
+	ws "saml.dev/gome-assistant/internal/websocket"
+)
+
+/* Structs */
+
+type Timer struct {
+	conn *ws.WebsocketWriter
+}
+
+/* Public API */
+
+// See https://www.home-assistant.io/integrations/timer/#action-timerstart
+func (t Timer) Start(entityId string, duration string) error {
+	req := NewBaseServiceRequest(entityId)
+	req.Domain = "timer"
+	req.Service = "start"
+	req.ServiceData = map[string]any{
+		"duration": duration,
+	}
+
+	return t.conn.WriteMessage(req)
+}
+
+// See https://www.home-assistant.io/integrations/timer/#action-timerstart
+func (t Timer) Change(entityId string, duration string) error {
+	req := NewBaseServiceRequest(entityId)
+	req.Domain = "timer"
+	req.Service = "change"
+	req.ServiceData = map[string]any{
+		"duration": duration,
+	}
+
+	return t.conn.WriteMessage(req)
+}
+
+// See https://www.home-assistant.io/integrations/timer/#action-timerpause
+func (t Timer) Pause(entityId string) error {
+	req := NewBaseServiceRequest(entityId)
+	req.Domain = "timer"
+	req.Service = "pause"
+	return t.conn.WriteMessage(req)
+}
+
+// See https://www.home-assistant.io/integrations/timer/#action-timercancel
+func (t Timer) Cancel() error {
+	req := NewBaseServiceRequest("")
+	req.Domain = "timer"
+	req.Service = "cancel"
+	return t.conn.WriteMessage(req)
+}
+
+// See https://www.home-assistant.io/integrations/timer/#action-timerfinish
+func (t Timer) Finish(entityId string) error {
+	req := NewBaseServiceRequest(entityId)
+	req.Domain = "timer"
+	req.Service = "finish"
+	return t.conn.WriteMessage(req)
+}
+
+// See https://www.home-assistant.io/integrations/timer/#action-timerreload
+func (t Timer) Reload() error {
+	req := NewBaseServiceRequest("")
+	req.Domain = "timer"
+	req.Service = "reload"
+	return t.conn.WriteMessage(req)
+}