48 lines
1.1 KiB
Go
48 lines
1.1 KiB
Go
package consumer
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import (
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"context"
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"github.com/wormhole-foundation/wormhole-explorer/parser/processor"
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"github.com/wormhole-foundation/wormhole-explorer/parser/queue"
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"go.uber.org/zap"
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)
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// Consumer consumer struct definition.
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type Consumer struct {
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consume queue.VAAConsumeFunc
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process processor.ProcessorFunc
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logger *zap.Logger
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}
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// New creates a new vaa consumer.
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func New(consume queue.VAAConsumeFunc, process processor.ProcessorFunc, logger *zap.Logger) *Consumer {
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return &Consumer{consume: consume, process: process, logger: logger}
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}
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// Start consumes messages from VAA queue, parse and store those messages in a repository.
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func (c *Consumer) Start(ctx context.Context) {
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go func() {
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for msg := range c.consume(ctx) {
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event := msg.Data()
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// check id message is expired.
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if msg.IsExpired() {
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c.logger.Warn("Message with vaa expired", zap.String("id", event.ID))
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msg.Failed()
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continue
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}
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_, err := c.process(ctx, event.Vaa)
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if err != nil {
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c.logger.Error("Error processing parsed vaa",
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zap.String("id", event.ID),
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zap.Error(err))
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msg.Failed()
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continue
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}
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msg.Done()
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}
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}()
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}
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