56 lines
1.3 KiB
Go
56 lines
1.3 KiB
Go
package rabbitmq
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import (
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"context"
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"errors"
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"time"
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)
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type TimelineMQ struct {
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*RabbitMQ
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}
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const (
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timelineExchange = "video.timeline.events"
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timelineQueue = "video.timeline.update.queue"
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timelineBindingKey = "video.timeline.*"
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timelinePublishRK = "video.timeline.publish"
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)
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type TimelineEvent struct {
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EventID string `json:"event_id"`
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VideoID uint `json:"video_id"`
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CreateTime int64 `json:"create_time"`
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OccurredAt time.Time `json:"occurred_at"`
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}
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func NewTimelineMQ(base *RabbitMQ) (*TimelineMQ, error) {
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if base == nil {
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return nil, errors.New("rabbitmq base is nil")
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}
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if err := base.DeclareTopic(timelineExchange, timelineQueue, timelineBindingKey); err != nil {
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return nil, err
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}
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return &TimelineMQ{RabbitMQ: base}, nil
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}
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func (t *TimelineMQ) PublishVideo(ctx context.Context, videoID uint, createTime time.Time) error {
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if t == nil || t.RabbitMQ == nil {
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return errors.New("timeline mq is not initialized")
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}
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if videoID == 0 {
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return errors.New("videoID are required")
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}
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id, err := newEventID(16)
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if err != nil {
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return err
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}
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timeline := TimelineEvent{
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EventID: id,
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VideoID: videoID,
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CreateTime: createTime.UnixMilli(),
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OccurredAt: time.Now(),
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}
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return t.PublishJSON(ctx, timelineExchange, timelinePublishRK, timeline)
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}
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