feat: enhance ticket draft workflow with new routing and confirmation prompts

internal/ai/runtime/workflow/executor.go

@@ -27,6 +27,7 @@ import (
 const maxWorkflowSteps = 128
 
 var workflowHTMLTagPattern = regexp.MustCompile(`<[^>]+>`)
+var workflowTemplateVariablePattern = regexp.MustCompile(`\{\{\s*([a-zA-Z0-9_]+)\s*\}\}`)
 
 type Input struct {
 	Definition   dsl.Definition
@@ -624,18 +625,28 @@ func (e *Executor) executePrepareTicketDraft(ctx context.Context, state *runStat
 		return err
 	}
 	state.setNodeVars(node.ID, map[string]any{
-		"ticketDraft": map[string]any{
+		"ticketDraft":       ticketDraftWorkflowOutput(result),
-			"ready":             result.Ready,
+		"ready":             result.Ready,
-			"title":             strings.TrimSpace(result.Title),
+		"title":             strings.TrimSpace(result.Title),
-			"description":       strings.TrimSpace(result.Description),
+		"description":       strings.TrimSpace(result.Description),
-			"missingFields":     result.MissingFields,
+		"missingFields":     result.MissingFields,
-			"followUpQuestions": result.FollowUpQuestions,
+		"followUpQuestions": result.FollowUpQuestions,
-			"conversationFacts": result.ConversationFacts,
+		"conversationFacts": result.ConversationFacts,
-		},
 	})
 	return nil
 }
 
+func ticketDraftWorkflowOutput(result graphs.PrepareTicketDraftResult) map[string]any {
+	return map[string]any{
+		"ready":             result.Ready,
+		"title":             strings.TrimSpace(result.Title),
+		"description":       strings.TrimSpace(result.Description),
+		"missingFields":     result.MissingFields,
+		"followUpQuestions": result.FollowUpQuestions,
+		"conversationFacts": result.ConversationFacts,
+	}
+}
+
 func (e *Executor) executeAnalyzeConversation(ctx context.Context, state *runState, node dsl.Node) error {
 	userMessage := strings.TrimSpace(toString(state.resolveInput(node, "userMessage")))
 	input := graphs.AnalyzeConversationInput{
@@ -761,7 +772,7 @@ func (e *Executor) executeAnswerabilityGate(state *runState, node dsl.Node) erro
 
 func (e *Executor) executeLLMReply(ctx context.Context, state *runState, node dsl.Node) error {
 	if staticReply := strings.TrimSpace(readStringConfig(node.Data.Config, "staticReply")); staticReply != "" {
-		state.setNodeVars(node.ID, map[string]any{"replyText": staticReply})
+		state.setNodeVars(node.ID, map[string]any{"replyText": renderWorkflowTemplate(staticReply, state.resolvedInputs(node))})
 		return nil
 	}
 	userPrompt := strings.TrimSpace(toString(state.resolveInput(node, "userMessage")))
@@ -942,11 +953,16 @@ func (s *runState) resolveInput(node dsl.Node, inputName string) any {
 	return s.resolveValue(value)
 }
 
-func (s *runState) nodeInputPreview(node dsl.Node) map[string]any {
+func (s *runState) resolvedInputs(node dsl.Node) map[string]any {
 	inputs := make(map[string]any, len(node.Data.InputsValues))
 	for name, value := range node.Data.InputsValues {
 		inputs[name] = s.resolveValue(value)
 	}
+	return inputs
+}
+
+func (s *runState) nodeInputPreview(node dsl.Node) map[string]any {
+	inputs := s.resolvedInputs(node)
 	ret := map[string]any{
 		"inputs": inputs,
 	}
@@ -961,6 +977,49 @@ func (s *runState) nodeInputPreview(node dsl.Node) map[string]any {
 	return ret
 }
 
+func renderWorkflowTemplate(template string, values map[string]any) string {
+	if strings.TrimSpace(template) == "" || len(values) == 0 {
+		return template
+	}
+	return workflowTemplateVariablePattern.ReplaceAllStringFunc(template, func(match string) string {
+		parts := workflowTemplateVariablePattern.FindStringSubmatch(match)
+		if len(parts) < 2 {
+			return match
+		}
+		name := strings.TrimSpace(parts[1])
+		value, ok := values[name]
+		if !ok {
+			return ""
+		}
+		return workflowTemplateValueString(value)
+	})
+}
+
+func workflowTemplateValueString(value any) string {
+	switch v := value.(type) {
+	case nil:
+		return ""
+	case string:
+		return strings.TrimSpace(v)
+	case []string:
+		return strings.TrimSpace(strings.Join(v, "\n"))
+	case []any:
+		parts := make([]string, 0, len(v))
+		for _, item := range v {
+			if text := workflowTemplateValueString(item); text != "" {
+				parts = append(parts, text)
+			}
+		}
+		return strings.Join(parts, "\n")
+	default:
+		raw, err := json.Marshal(v)
+		if err != nil {
+			return strings.TrimSpace(fmt.Sprint(v))
+		}
+		return strings.TrimSpace(string(raw))
+	}
+}
+
 func (s *runState) nodeOutputPreview(nodeID string) map[string]any {
 	ret := map[string]any{
 		"outputs": s.vars[nodeID],

internal/ai/runtime/workflow/executor_test.go

@@ -239,6 +239,58 @@ func TestExecutorPrepareTicketDraftOutputsDraftVariable(t *testing.T) {
 	assertPath(t, result.NodePath, []string{"start_1", "draft_1", "draft_route_1", "ready_end"})
 }
 
+func TestExecutorPrepareTicketDraftRoutesIncompleteDraftToFollowUp(t *testing.T) {
+	db := setupWorkflowExecutorHandoffDB(t)
+	aiAgent := createWorkflowExecutorHandoffAIAgent(t, db, "1")
+	conversation := createWorkflowExecutorHandoffConversation(t, db, aiAgent.ID)
+	userMessage := createWorkflowExecutorCustomerMessage(t, db, conversation.ID, "")
+
+	result, err := NewExecutor().Execute(context.Background(), Input{
+		Definition:   ticketDraftReadyWorkflowDefinition(),
+		Conversation: conversation,
+		UserMessage:  userMessage,
+		AIAgent:      aiAgent,
+	})
+	if err != nil {
+		t.Fatalf("execute workflow: %v", err)
+	}
+	if result.Interrupted {
+		t.Fatalf("expected incomplete draft to avoid confirmation interrupt")
+	}
+	if !strings.Contains(result.ReplyText, "Please provide") {
+		t.Fatalf("expected follow-up questions in reply, got %q", result.ReplyText)
+	}
+	assertPath(t, result.NodePath, []string{"start_1", "draft_1", "draft_route_1", "followup_1", "send_followup_1", "end_1"})
+}
+
+func TestExecutorTicketConfirmationPromptIncludesDraftTitleAndDescription(t *testing.T) {
+	db := setupWorkflowExecutorHandoffDB(t)
+	aiAgent := createWorkflowExecutorHandoffAIAgent(t, db, "1")
+	conversation := createWorkflowExecutorHandoffConversation(t, db, aiAgent.ID)
+	userMessage := createWorkflowExecutorCustomerMessage(t, db, conversation.ID, "订单支付失败，请帮我登记工单")
+
+	result, err := NewExecutor().Execute(context.Background(), Input{
+		Definition:   ticketDraftReadyWorkflowDefinition(),
+		Conversation: conversation,
+		UserMessage:  userMessage,
+		AIAgent:      aiAgent,
+	})
+	if err != nil {
+		t.Fatalf("execute workflow: %v", err)
+	}
+	if !result.Interrupted {
+		t.Fatalf("expected ready draft to interrupt for confirmation")
+	}
+	if len(result.Interrupts) != 1 {
+		t.Fatalf("expected one interrupt, got %#v", result.Interrupts)
+	}
+	prompt := result.Interrupts[0].InfoPreview
+	if !strings.Contains(prompt, "订单支付失败") || !strings.Contains(prompt, "Issue: 订单支付失败") {
+		t.Fatalf("expected confirmation prompt to include draft title and description, got %q", prompt)
+	}
+	assertPath(t, result.NodePath, []string{"start_1", "draft_1", "draft_route_1", "prompt_1", "confirm_1"})
+}
+
 func TestExecutorPolicyFirstWorkflowRoutesGreetingToDirectReply(t *testing.T) {
 	result, err := NewExecutor().Execute(context.Background(), Input{
 		Definition: policyFirstWorkflowDefinition(),
@@ -512,6 +564,40 @@ func conditionalReplyDefinition() dsl.Definition {
 	)
 }
 
+func ticketDraftReadyWorkflowDefinition() dsl.Definition {
+	return wfTestDefinition(
+		[]dsl.Node{
+			wfTestNode("start_1", workflowregistry.NodeTypeStart, "Start", nil, nil),
+			wfTestNode("draft_1", workflowregistry.NodeTypePrepareTicketDraft, "Draft", wfTestInputs("issue", "start_1", "userMessage"), nil),
+			wfTestNode("draft_route_1", workflowregistry.NodeTypeCondition, "Draft Route", nil, dsl.ConditionConfig{Branches: []dsl.ConditionBranch{
+				wfTestConditionBranch("ready", "Ready", "prompt_1", "draft_1", "ready", "is_true", nil),
+				{ID: "default", Name: "Need More Info", TargetNodeID: "followup_1", Default: true},
+			}}),
+			wfTestNode("prompt_1", workflowregistry.NodeTypeLLMReply, "Prompt", map[string]dsl.Value{
+				"userMessage":       dsl.RefValue("start_1", "userMessage"),
+				"ticketTitle":       dsl.RefValue("draft_1", "title"),
+				"ticketDescription": dsl.RefValue("draft_1", "description"),
+			}, map[string]any{"staticReply": "请确认创建工单：\n标题：{{ticketTitle}}\n描述：{{ticketDescription}}"}),
+			wfTestNode("confirm_1", workflowregistry.NodeTypeHumanConfirm, "Confirm", wfTestInputs("prompt", "prompt_1", "replyText"), nil),
+			wfTestNode("followup_1", workflowregistry.NodeTypeLLMReply, "Follow Up", map[string]dsl.Value{
+				"userMessage":       dsl.RefValue("start_1", "userMessage"),
+				"followUpQuestions": dsl.RefValue("draft_1", "followUpQuestions"),
+			}, map[string]any{"staticReply": "{{followUpQuestions}}"}),
+			wfTestNode("send_followup_1", workflowregistry.NodeTypeSendReply, "Send Follow Up", wfTestInputs("replyText", "followup_1", "replyText"), nil),
+			wfTestNode("end_1", workflowregistry.NodeTypeEnd, "End", nil, nil),
+		},
+		[]dsl.Edge{
+			wfTestEdge("start_1", "draft_1", "edge_start_draft"),
+			wfTestEdge("draft_1", "draft_route_1", "edge_draft_route"),
+			wfTestEdge("draft_route_1", "prompt_1", "ready"),
+			wfTestEdge("draft_route_1", "followup_1", "default"),
+			wfTestEdge("prompt_1", "confirm_1", "edge_prompt_confirm"),
+			wfTestEdge("followup_1", "send_followup_1", "edge_followup_send"),
+			wfTestEdge("send_followup_1", "end_1", "edge_followup_end"),
+		},
+	)
+}
+
 func createTicketWorkflowDefinition() dsl.Definition {
 	return wfTestDefinition(
 		[]dsl.Node{

internal/ai/workflow/registry/registry.go

@@ -200,6 +200,11 @@ func DefaultRegistry() *Registry {
 			},
 			OutputSchema: []VariableSpec{
 				output("ticketDraft", "工单草稿", VariableTypeObject, "根据会话内容整理出的待确认工单草稿。"),
+				output("ready", "草稿就绪", VariableTypeBoolean, "工单草稿是否已具备创建所需的关键信息。"),
+				output("title", "工单标题", VariableTypeString, "工单草稿标题。"),
+				output("description", "工单描述", VariableTypeString, "工单草稿描述。"),
+				output("missingFields", "缺失字段", VariableTypeStringArray, "仍需客户补充的字段列表。"),
+				output("followUpQuestions", "追问问题", VariableTypeStringArray, "用于补齐工单信息的追问问题。"),
 			},
 		},
 		NodeSpec{

internal/services/ai_agent_workflow_service_test.go

@@ -2,6 +2,7 @@ package services
 
 import (
 	"encoding/json"
+	"strings"
 	"testing"
 
 	"agent-desk/internal/ai/workflow/dsl"
@@ -84,12 +85,15 @@ func TestAIAgentServiceCreatesDefaultWorkflow(t *testing.T) {
 	assertConditionBranchToNodeType(t, stored, "policy_route_1", workflowregistry.NodeTypeSendReply, "eq", "direct_reply")
 	assertConditionBranchToNodeType(t, stored, "policy_route_1", workflowregistry.NodeTypeHandoffToHuman, "eq", "handoff_to_human")
 	assertConditionBranchToNodeType(t, stored, "policy_route_1", workflowregistry.NodeTypePrepareTicketDraft, "eq", "prepare_ticket")
+	assertConditionBranchToNodeID(t, stored, "ticket_draft_route_1", "ticket_confirm_prompt_1", "is_true", nil)
+	assertDefaultBranchToNodeID(t, stored, "ticket_draft_route_1", "ticket_followup_reply_1")
 	assertConditionBranchToNodeID(t, stored, "answerability_route_1", "reply_1", "eq", "answerable")
 	assertDefaultBranchToNodeID(t, stored, "answerability_route_1", "fallback_reply_1")
 	if !workflowEdgeExists(stored, "create_ticket_1", "ticket_result_reply_1") {
 		t.Fatalf("expected create_ticket to flow into a customer-visible result reply")
 	}
 	assertConditionBranchesHavePortEdges(t, stored, "policy_route_1")
+	assertConditionBranchesHavePortEdges(t, stored, "ticket_draft_route_1")
 	assertConditionBranchesHavePortEdges(t, stored, "ticket_confirm_route_1")
 	assertConditionBranchesHavePortEdges(t, stored, "answerability_route_1")
 	assertConditionBranchOrder(t, stored, "policy_route_1", []string{
@@ -135,6 +139,25 @@ func TestAIWorkflowServiceDefaultAgentWorkflowDefinitionIsValid(t *testing.T) {
 	}
 }
 
+func TestAIWorkflowServiceDefaultAgentWorkflowTicketPromptIncludesDraftFields(t *testing.T) {
+	definition := AIWorkflowService.DefaultAgentWorkflowDefinition()
+	prompt := workflowNodeByID(t, definition, "ticket_confirm_prompt_1")
+	if _, ok := prompt.Data.InputsValues["ticketTitle"]; !ok {
+		t.Fatalf("expected ticket confirm prompt to map ticketTitle")
+	}
+	if _, ok := prompt.Data.InputsValues["ticketDescription"]; !ok {
+		t.Fatalf("expected ticket confirm prompt to map ticketDescription")
+	}
+	config := map[string]any{}
+	if err := json.Unmarshal(prompt.Data.Config, &config); err != nil {
+		t.Fatalf("unmarshal prompt config: %v", err)
+	}
+	staticReply, _ := config["staticReply"].(string)
+	if !strings.Contains(staticReply, "{{ticketTitle}}") || !strings.Contains(staticReply, "{{ticketDescription}}") {
+		t.Fatalf("expected prompt template to include ticket title and description, got %q", staticReply)
+	}
+}
+
 func TestAIWorkflowServiceDefaultAgentWorkflowLayoutDoesNotOverlap(t *testing.T) {
 	definition := AIWorkflowService.DefaultAgentWorkflowDefinition()
 	assertWorkflowLayoutDoesNotOverlap(t, definition)
@@ -273,6 +296,17 @@ func nodeTypeByID(def dsl.Definition, nodeID string) string {
 	return ""
 }
 
+func workflowNodeByID(t *testing.T, def dsl.Definition, nodeID string) dsl.Node {
+	t.Helper()
+	for _, node := range def.Nodes {
+		if node.ID == nodeID {
+			return node
+		}
+	}
+	t.Fatalf("workflow node not found: %s", nodeID)
+	return dsl.Node{}
+}
+
 func assertConditionBranchToNodeType(t *testing.T, def dsl.Definition, sourceID string, targetType string, operator string, right any) {
 	t.Helper()
 	nodeTypes := workflowNodeTypeMap(def)

internal/services/ai_workflow_service.go

@@ -446,19 +446,32 @@ func defaultAgentWorkflowDefinition() dsl.Definition {
 			workflowNode("policy_reply_1", workflowregistry.NodeTypeSendReply, "发送策略回复", 4320, 98.5, workflowInputs("replyText", "policy_1", "replyText"), nil),
 			workflowNode("handoff_end_1", workflowregistry.NodeTypeEnd, "结束", 2480, 0, nil, nil),
 			workflowNode("draft_ticket_1", workflowregistry.NodeTypePrepareTicketDraft, "整理工单草稿", 2020, 379, workflowInputs("issue", "start_1", "userMessage"), nil),
-			workflowNode("ticket_confirm_prompt_1", workflowregistry.NodeTypeLLMReply, "建单确认文案", 2480, 379, workflowInputs("userMessage", "start_1", "userMessage"), map[string]any{"staticReply": "我已整理工单草稿。请回复“确认”创建工单，或回复“取消”放弃。"}),
+			workflowNode("ticket_draft_route_1", workflowregistry.NodeTypeCondition, "草稿就绪分流", 2480, 329, nil, dsl.ConditionConfig{Branches: []dsl.ConditionBranch{
-			workflowNode("ticket_confirm_1", workflowregistry.NodeTypeHumanConfirm, "确认建单", 2940, 379, workflowInputs("prompt", "ticket_confirm_prompt_1", "replyText"), nil),
+				workflowConditionBranch("ready", "草稿完整", "ticket_confirm_prompt_1", "draft_ticket_1", "ready", "is_true", nil),
-			workflowNode("ticket_confirm_route_1", workflowregistry.NodeTypeCondition, "建单确认分流", 3400, 329, nil, dsl.ConditionConfig{Branches: []dsl.ConditionBranch{
+				{ID: "default", Name: "补充信息", TargetNodeID: "ticket_followup_reply_1", Default: true},
+			}}),
+			workflowNode("ticket_confirm_prompt_1", workflowregistry.NodeTypeLLMReply, "建单确认文案", 2940, 285.5, map[string]dsl.Value{
+				"userMessage":       dsl.RefValue("start_1", "userMessage"),
+				"ticketTitle":       dsl.RefValue("draft_ticket_1", "title"),
+				"ticketDescription": dsl.RefValue("draft_ticket_1", "description"),
+			}, map[string]any{"staticReply": "我已整理工单草稿，请确认是否创建：\n标题：{{ticketTitle}}\n描述：{{ticketDescription}}\n请回复“确认”创建工单，或回复“取消”放弃。"}),
+			workflowNode("ticket_confirm_1", workflowregistry.NodeTypeHumanConfirm, "确认建单", 3400, 285.5, workflowInputs("prompt", "ticket_confirm_prompt_1", "replyText"), nil),
+			workflowNode("ticket_confirm_route_1", workflowregistry.NodeTypeCondition, "建单确认分流", 3860, 235.5, nil, dsl.ConditionConfig{Branches: []dsl.ConditionBranch{
 				workflowConditionBranch("confirmed", "已确认", "create_ticket_1", "ticket_confirm_1", "confirmed", "is_true", nil),
 				{ID: "default", Name: "取消或未确认", TargetNodeID: "ticket_cancel_reply_1", Default: true},
 			}}),
-			workflowNode("create_ticket_1", workflowregistry.NodeTypeCreateTicket, "创建工单", 3860, 285.5, map[string]dsl.Value{
+			workflowNode("create_ticket_1", workflowregistry.NodeTypeCreateTicket, "创建工单", 4780, 192, map[string]dsl.Value{
 				"ticketDraft": dsl.RefValue("draft_ticket_1", "ticketDraft"),
 				"confirmed":   dsl.RefValue("ticket_confirm_1", "confirmed"),
 			}, nil),
-			workflowNode("ticket_result_reply_1", workflowregistry.NodeTypeSendReply, "发送建单结果", 4320, 285.5, workflowInputs("replyText", "create_ticket_1", "message"), nil),
+			workflowNode("ticket_result_reply_1", workflowregistry.NodeTypeSendReply, "发送建单结果", 5240, 192, workflowInputs("replyText", "create_ticket_1", "message"), nil),
-			workflowNode("ticket_cancel_reply_1", workflowregistry.NodeTypeLLMReply, "取消建单提示", 3860, 472.5, workflowInputs("userMessage", "start_1", "userMessage"), map[string]any{"staticReply": "已取消创建工单。你可以继续补充问题，我会继续帮你处理。"}),
+			workflowNode("ticket_cancel_reply_1", workflowregistry.NodeTypeLLMReply, "取消建单提示", 4320, 379, workflowInputs("userMessage", "start_1", "userMessage"), map[string]any{"staticReply": "已取消创建工单。你可以继续补充问题，我会继续帮你处理。"}),
-			workflowNode("send_ticket_cancel_1", workflowregistry.NodeTypeSendReply, "发送取消提示", 4320, 472.5, workflowInputs("replyText", "ticket_cancel_reply_1", "replyText"), nil),
+			workflowNode("send_ticket_cancel_1", workflowregistry.NodeTypeSendReply, "发送取消提示", 4780, 379, workflowInputs("replyText", "ticket_cancel_reply_1", "replyText"), nil),
+			workflowNode("ticket_followup_reply_1", workflowregistry.NodeTypeLLMReply, "追问工单信息", 3860, 1033.5, map[string]dsl.Value{
+				"userMessage":       dsl.RefValue("start_1", "userMessage"),
+				"followUpQuestions": dsl.RefValue("draft_ticket_1", "followUpQuestions"),
+			}, map[string]any{"staticReply": "为了创建工单，还需要补充以下信息：\n{{followUpQuestions}}"}),
+			workflowNode("send_ticket_followup_1", workflowregistry.NodeTypeSendReply, "发送工单追问", 4780, 1033.5, workflowInputs("replyText", "ticket_followup_reply_1", "replyText"), nil),
 			workflowNode("retrieve_1", workflowregistry.NodeTypeKnowledgeRetrieve, "知识检索", 2480, 753, workflowInputs("query", "start_1", "userMessage"), nil),
 			workflowNode("answerability_1", workflowregistry.NodeTypeAnswerabilityGate, "可回答判断", 2940, 753, map[string]dsl.Value{
 				"userMessage":    dsl.RefValue("start_1", "userMessage"),
@@ -478,7 +491,7 @@ func defaultAgentWorkflowDefinition() dsl.Definition {
 				"knowledgeItems": dsl.RefValue("retrieve_1", "items"),
 			}, nil),
 			workflowNode("send_fallback_1", workflowregistry.NodeTypeSendReply, "发送兜底", 4320, 846.5, workflowInputs("replyText", "fallback_reply_1", "replyText"), nil),
-			workflowNode("end_1", workflowregistry.NodeTypeEnd, "结束", 4780, 472.5, nil, nil),
+			workflowNode("end_1", workflowregistry.NodeTypeEnd, "结束", 5700, 472.5, nil, nil),
 		},
 		Edges: []dsl.Edge{
 			workflowEdge("start_1", "understanding_1"),
@@ -493,7 +506,9 @@ func defaultAgentWorkflowDefinition() dsl.Definition {
 			workflowPortEdge("policy_route_1", "policy_reply_1", "default"),
 			workflowEdge("policy_reply_1", "end_1"),
 			workflowEdge("handoff_1", "handoff_end_1"),
-			workflowEdge("draft_ticket_1", "ticket_confirm_prompt_1"),
+			workflowEdge("draft_ticket_1", "ticket_draft_route_1"),
+			workflowPortEdge("ticket_draft_route_1", "ticket_confirm_prompt_1", "ready"),
+			workflowPortEdge("ticket_draft_route_1", "ticket_followup_reply_1", "default"),
 			workflowEdge("ticket_confirm_prompt_1", "ticket_confirm_1"),
 			workflowEdge("ticket_confirm_1", "ticket_confirm_route_1"),
 			workflowPortEdge("ticket_confirm_route_1", "create_ticket_1", "confirmed"),
@@ -502,6 +517,8 @@ func defaultAgentWorkflowDefinition() dsl.Definition {
 			workflowEdge("ticket_result_reply_1", "end_1"),
 			workflowEdge("ticket_cancel_reply_1", "send_ticket_cancel_1"),
 			workflowEdge("send_ticket_cancel_1", "end_1"),
+			workflowEdge("ticket_followup_reply_1", "send_ticket_followup_1"),
+			workflowEdge("send_ticket_followup_1", "end_1"),
 			workflowEdge("retrieve_1", "answerability_1"),
 			workflowEdge("answerability_1", "answerability_route_1"),
 			workflowPortEdge("answerability_route_1", "reply_1", "answerable"),