package ari

import "encoding/json"

func ParseEvent(data []byte) (Event, error) {
	var base BaseEvent
	if err := json.Unmarshal(data, &base); err != nil {
		return nil, err
	}
	switch base.Type {
	case EventStasisStart:
		var event StasisStartEvent
		if err := json.Unmarshal(data, &event); err != nil {
			return nil, err
		}
		return event, nil
	case EventStasisEnd:
		var event StasisEndEvent
		if err := json.Unmarshal(data, &event); err != nil {
			return nil, err
		}
		return event, nil
	case EventChannelStateChange:
		var event ChannelStateChangeEvent
		if err := json.Unmarshal(data, &event); err != nil {
			return nil, err
		}
		return event, nil
	case EventChannelHangupRequest:
		var event ChannelHangupRequestEvent
		if err := json.Unmarshal(data, &event); err != nil {
			return nil, err
		}
		return event, nil
	case EventChannelDestroyed:
		var event ChannelDestroyedEvent
		if err := json.Unmarshal(data, &event); err != nil {
			return nil, err
		}
		return event, nil
	case EventApplicationReplaced:
		var event ApplicationReplacedEvent
		if err := json.Unmarshal(data, &event); err != nil {
			return nil, err
		}
		return event, nil
	default:
		var raw map[string]any
		if err := json.Unmarshal(data, &raw); err != nil {
			return nil, err
		}
		return GenericEvent{BaseEvent: base, Raw: raw}, nil
	}
}