✨ Update dependencies, enhance NATS consumer configuration, and improve error handling in message processing. Introduce telemetry support with OpenTelemetry for tracing and metrics. Refactor README to include new configuration options and update tests for improved coverage of error scenarios.

internal/parsers/aviation_parser.go

@@ -3,6 +3,7 @@ package parsers
 import (
 	"caatsm/internal/domain"
 	"caatsm/pkg/utils"
+	"errors"
 	"fmt"
 	"regexp"
 	"strings"
@@ -51,6 +52,10 @@ var (
 		performancePattern,
 		regPattern,
 		reroutePattern}
+	// ErrHeaderParse indicates an invalid header section.
+	ErrHeaderParse = errors.New("invalid telegram header")
+	// ErrBodyParse indicates a failure matching the telegram body.
+	ErrBodyParse = errors.New("invalid telegram body")
 )
 
 type BodyParser struct {
@@ -194,27 +199,33 @@ func (parser *BodyParser) createBodyData(data map[string]string) (string, interf
 	}
 }
 
-func Parse(rawText string) *domain.ParsedMessage {
+func Parse(rawText string) (*domain.ParsedMessage, error) {
 	message, err := ParseHeader(rawText)
 	if err != nil {
 		msg := domain.NewParsedMessage()
 		msg.Content = rawText
-		return msg
+		msg.Comments = err.Error()
+		msg.ErrorReason = err.Error()
+		msg.Status = domain.MessageStatusHeaderError
+		return msg, fmt.Errorf("%w: %w", ErrHeaderParse, err)
 	}
 
 	bodyParser := NewBodyParser(message.Body)
-	category, bodyData, err := bodyParser.Parse()
+	category, bodyData, bodyErr := bodyParser.Parse()
 	message.Category = category
 	message.ParsedAt = time.Now()
 
-	if err != nil {
-		message.Comments = err.Error()
-		return &message
+	if bodyErr != nil {
+		message.Comments = bodyErr.Error()
+		message.ErrorReason = bodyErr.Error()
+		message.Status = domain.MessageStatusBodyError
+		return &message, fmt.Errorf("%w: %w", ErrBodyParse, bodyErr)
 	}
 	message.Parsed = true
+	message.Status = domain.MessageStatusParsed
 	message.BodyData = bodyData
 	message.Uuid = uuid.New().String()
-	return &message
+	return &message, nil
 }
 
 func cleanMessage(text string) string {