d8bca16362
- RabbitMQ 结构体移除共享 Ch 字段，仅管理 Connection - 每个MQ组件(Like/Comment/Social/Popularity/Timeline)持有独立 Channel - Timeline Consumer 使用独立 Channel 并加入自动重连机制 - Redis 操作超时从 50ms 调整为 500ms，避免 NACK 循环 - router.go 中 notification 相关逻辑适配新 API
75 lines
1.8 KiB
Go
75 lines
1.8 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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amqp "github.com/rabbitmq/amqp091-go"
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)
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type SocialMQ struct {
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ch *amqp.Channel
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}
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const (
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socialExchange = "social.events"
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socialQueue = "social.events"
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socialBindingKey = "social.*"
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socialFollowRK = "social.follow"
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socialUnfollowRK = "social.unfollow"
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)
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type SocialEvent struct {
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EventID string `json:"event_id"`
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Action string `json:"action"`
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FollowerID uint `json:"follower_id"`
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VloggerID uint `json:"vlogger_id"`
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OccurredAt time.Time `json:"occurred_at"`
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}
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func NewSocialMQ(base *RabbitMQ) (*SocialMQ, 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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ch, err := base.NewChannel()
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if err != nil {
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return nil, err
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}
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if err := DeclareTopic(ch, socialExchange, socialQueue, socialBindingKey); err != nil {
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ch.Close()
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return nil, err
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}
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return &SocialMQ{ch: ch}, nil
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}
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func (s *SocialMQ) Follow(ctx context.Context, followerID, vloggerID uint) error {
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return s.publish(ctx, "follow", socialFollowRK, followerID, vloggerID)
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}
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func (s *SocialMQ) UnFollow(ctx context.Context, followerID, vloggerID uint) error {
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return s.publish(ctx, "unfollow", socialUnfollowRK, followerID, vloggerID)
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}
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func (s *SocialMQ) publish(ctx context.Context, action, routingKey string, followerID, vloggerID uint) error {
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if s == nil || s.ch == nil {
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return errors.New("social mq is not initialized")
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}
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if followerID == 0 || vloggerID == 0 {
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return errors.New("followerID and vloggerID 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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evt := SocialEvent{
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EventID: id,
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Action: action,
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FollowerID: followerID,
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VloggerID: vloggerID,
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OccurredAt: time.Now().UTC(),
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}
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return PublishJSON(ctx, s.ch, socialExchange, routingKey, evt)
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}
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