fix(singleagent): error no (#1920)

backend/application/conversation/openapi_agent_run.go

@@ -127,7 +127,7 @@ func (a *OpenapiAgentRunApplication) checkAgent(ctx context.Context, ar *run.Cha
 	}
 
 	if agentInfo == nil {
-		return nil, errors.New("agent info is nil")
+		return nil, errorx.New(errno.ErrAgentNotExists)
 	}
 	return agentInfo, nil
 }

backend/crossdomain/impl/singleagent/single_agent.go

@@ -97,5 +97,8 @@ func (c *impl) ObtainAgentByIdentity(ctx context.Context, identity *model.AgentI
 	if err != nil {
 		return nil, err
 	}
+	if agentInfo == nil {
+		return nil, nil
+	}
 	return agentInfo.SingleAgent, nil
 }

backend/domain/conversation/agentrun/internal/agent_info.go

@@ -21,7 +21,9 @@ import (
 	"github.com/coze-dev/coze-studio/backend/api/model/crossdomain/singleagent"
 	crossagent "github.com/coze-dev/coze-studio/backend/crossdomain/contract/agent"
 	"github.com/coze-dev/coze-studio/backend/domain/conversation/agentrun/entity"
+	"github.com/coze-dev/coze-studio/backend/pkg/errorx"
 	"github.com/coze-dev/coze-studio/backend/pkg/lang/ptr"
+	"github.com/coze-dev/coze-studio/backend/types/errno"
 )
 
 func getAgentHistoryRounds(agentInfo *singleagent.SingleAgent) int32 {
@@ -32,14 +34,18 @@ func getAgentHistoryRounds(agentInfo *singleagent.SingleAgent) int32 {
 	return conversationTurns
 }
 
-func getAgentInfo(ctx context.Context, agentID int64, isDraft bool) (*singleagent.SingleAgent, error) {
+func getAgentInfo(ctx context.Context, agentID int64, isDraft bool, connID int64) (*singleagent.SingleAgent, error) {
 	agentInfo, err := crossagent.DefaultSVC().ObtainAgentByIdentity(ctx, &singleagent.AgentIdentity{
-		AgentID: agentID,
-		IsDraft: isDraft,
+		AgentID:     agentID,
+		IsDraft:     isDraft,
+		ConnectorID: connID,
 	})
 	if err != nil {
 		return nil, err
 	}
+	if agentInfo == nil {
+		return nil, errorx.New(errno.ErrAgentNotExists)
+	}
 
 	return agentInfo, nil
 }

backend/domain/conversation/agentrun/internal/run.go

@@ -107,7 +107,7 @@ func (rd *AgentRuntime) GetHistory() []*msgEntity.Message {
 
 func (art *AgentRuntime) Run(ctx context.Context) (err error) {
 
-	agentInfo, err := getAgentInfo(ctx, art.GetRunMeta().AgentID, art.GetRunMeta().IsDraft)
+	agentInfo, err := getAgentInfo(ctx, art.GetRunMeta().AgentID, art.GetRunMeta().IsDraft, art.GetRunMeta().ConnectorID)
 	if err != nil {
 		return
 	}