优化结构

internal/biz/integration/integration_config.go

@@ -6,6 +6,7 @@ import (
 	"errors"
 	"fmt"
 	bizpayment "kra/internal/biz/payment"
+	"net"
 	"sort"
 	"strconv"
 	"strings"
@@ -285,6 +286,44 @@ func validateCommunicationIntegrationConfig(kind, provider string, values map[st
 		if integrationInt64(values, "reconnect_interval", 0) <= 0 {
 			return errors.New("rabbitmq reconnect_interval 必须大于 0")
 		}
+	case IntegrationKindMQ + "/kafka":
+		brokers := integrationStrings(values, "brokers")
+		if len(brokers) == 0 {
+			return errors.New("kafka brokers 不能为空")
+		}
+		for _, broker := range brokers {
+			host, portText, err := net.SplitHostPort(broker)
+			port, parseErr := strconv.Atoi(portText)
+			if err != nil || parseErr != nil || strings.TrimSpace(host) == "" || port < 1 || port > 65535 {
+				return fmt.Errorf("kafka broker %q 必须是有效的 host:port 地址", broker)
+			}
+		}
+		username := integrationText(values, "username")
+		password := integrationText(values, "password")
+		if (username == "") != (password == "") {
+			return errors.New("kafka username 和 password 必须同时配置")
+		}
+		startOffset := strings.ToLower(integrationText(values, "start_offset"))
+		if startOffset != "earliest" && startOffset != "latest" {
+			return errors.New("kafka start_offset 必须是 earliest 或 latest")
+		}
+		minBytes := integrationInt64(values, "min_bytes", 0)
+		maxBytes := integrationInt64(values, "max_bytes", 0)
+		if minBytes <= 0 || maxBytes < minBytes {
+			return errors.New("kafka max_bytes 必须大于等于 min_bytes，且二者必须大于 0")
+		}
+		if integrationInt64(values, "max_wait", 0) <= 0 {
+			return errors.New("kafka max_wait 必须大于 0")
+		}
+		if integrationInt64(values, "connect_timeout", 0) <= 0 {
+			return errors.New("kafka connect_timeout 必须大于 0")
+		}
+		if integrationInt64(values, "reconnect_interval", 0) <= 0 {
+			return errors.New("kafka reconnect_interval 必须大于 0")
+		}
+		if integrationBool(values, "tls_skip_verify") && !integrationBool(values, "tls") {
+			return errors.New("kafka tls_skip_verify 仅能在启用 TLS 时使用")
+		}
 	case IntegrationKindWebSocket + "/melody":
 		path := integrationText(values, "path")
 		if !strings.HasPrefix(path, "/") {
@@ -391,6 +430,34 @@ func integrationText(values map[string]any, key string) string {
 	return strings.TrimSpace(fmt.Sprint(value))
 }
 
+func integrationStrings(values map[string]any, key string) []string {
+	switch items := values[key].(type) {
+	case []string:
+		result := make([]string, 0, len(items))
+		for _, item := range items {
+			if item = strings.TrimSpace(item); item != "" {
+				result = append(result, item)
+			}
+		}
+		return result
+	case []any:
+		result := make([]string, 0, len(items))
+		for _, item := range items {
+			if value := strings.TrimSpace(fmt.Sprint(item)); value != "" {
+				result = append(result, value)
+			}
+		}
+		return result
+	default:
+		return nil
+	}
+}
+
+func integrationBool(values map[string]any, key string) bool {
+	value, _ := values[key].(bool)
+	return value
+}
+
 func integrationFirst(values map[string]any, keys ...string) string {
 	for _, key := range keys {
 		if value := integrationText(values, key); value != "" {