refactor: 将客服后端重构为宿主可嵌入模块

- 注入数据库、运行时配置、统一响应、文件存储和平台 AI 能力，补充业务读写工具与客户快捷操作契约。 - 移除模块内重复的组织、客户、工单、标签、技能、旧工作流、MCP 和迁移实现，将身份权限与业务主体交由宿主管理。 - 使用 libSQL 重构向量存储，并完善图片消息、访客身份、排队调度、企业微信和支持聊天页面。 - 统一 HTTP、DTO 与 WebSocket 的 snake_case 协议，补齐模块初始化、业务动作和公共载荷等回归测试。
2026-08-28 22:23:13 +08:00
parent 6845c728f8
commit 18c9354095
377 changed files with 13199 additions and 22881 deletions
@@ -1,6 +1,7 @@
 package services

 import (
+	"context"
 	"fmt"
 	"strings"
 	"sync"
@@ -64,8 +65,6 @@ func setupMessageWelcomeTestDB(t *testing.T) *gorm.DB {
 		&models.AIAgent{},
 		&models.Channel{},
 		&models.ChannelMessageOutbox{},
-		&models.Customer{},
-		&models.CustomerIdentity{},
 		&models.Conversation{},
 		&models.ConversationParticipant{},
 		&models.ConversationReadState{},
@@ -378,38 +377,6 @@ func TestUnreadCountUsesLastReadMessageID(t *testing.T) {
 	}
 }

-func TestSendAIMessageStoresWorkflowRunID(t *testing.T) {
-	db := setupMessageWelcomeTestDB(t)
-	aiAgent := createWelcomeTestAIAgent(t, db, "")
-	conversation := createMessageTestConversation(t, db, aiAgent.ID)
-
-	message, err := MessageService.SendAIMessageWithRequestIDAndWorkflowRunID(
-		conversation.ID,
-		aiAgent.ID,
-		"ai-reply-workflow-1",
-		enums.IMMessageTypeText,
-		"AI reply",
-		"",
-		workflowTestAIPrincipal(),
-		"trace-workflow-1",
-		9988,
-	)
-	if err != nil {
-		t.Fatalf("SendAIMessageWithRequestIDAndWorkflowRunID() error = %v", err)
-	}
-	if message.WorkflowRunID != 9988 {
-		t.Fatalf("message.WorkflowRunID=%d want 9988", message.WorkflowRunID)
-	}
-
-	var stored models.Message
-	if err := db.First(&stored, message.ID).Error; err != nil {
-		t.Fatalf("find message: %v", err)
-	}
-	if stored.WorkflowRunID != 9988 {
-		t.Fatalf("stored.WorkflowRunID=%d want 9988", stored.WorkflowRunID)
-	}
-}
-
 func TestConversationCreateDoesNotDuplicateWelcomeMessageForExistingConversation(t *testing.T) {
 	db := setupMessageWelcomeTestDB(t)
 	aiAgent := createWelcomeTestAIAgent(t, db, "欢迎咨询")
@@ -436,6 +403,88 @@ func TestConversationCreateDoesNotDuplicateWelcomeMessageForExistingConversation
 	}
 }

+func TestConversationCreateDoesNotReuseConversationFromAnotherChannel(t *testing.T) {
+	db := setupMessageWelcomeTestDB(t)
+	aiAgent := createWelcomeTestAIAgent(t, db, "")
+	external := welcomeTestExternalUser("channel-isolation-1")
+
+	first, err := ConversationService.Create(external, 11, aiAgent.ID)
+	if err != nil {
+		t.Fatalf("create first channel conversation: %v", err)
+	}
+	second, err := ConversationService.Create(external, 12, aiAgent.ID)
+	if err != nil {
+		t.Fatalf("create second channel conversation: %v", err)
+	}
+	if first.ID == second.ID {
+		t.Fatalf("conversation %d was incorrectly reused across channels", first.ID)
+	}
+	if first.ChannelID != 11 || second.ChannelID != 12 {
+		t.Fatalf("unexpected channel ids: first=%d second=%d", first.ChannelID, second.ChannelID)
+	}
+}
+
+func TestConversationCreateSynchronizesLatestAIAgentForUnassignedExistingConversation(t *testing.T) {
+	db := setupMessageWelcomeTestDB(t)
+	external := welcomeTestExternalUser("sync-agent-1")
+
+	first, err := ConversationService.Create(external, 11, 0)
+	if err != nil {
+		t.Fatalf("create human conversation: %v", err)
+	}
+	aiAgent := createWelcomeTestAIAgent(t, db, "")
+	aiAgent.ServiceMode = enums.IMConversationServiceModeAIFirst
+	if err := db.Model(aiAgent).Update("service_mode", aiAgent.ServiceMode).Error; err != nil {
+		t.Fatalf("update ai agent service mode: %v", err)
+	}
+
+	second, err := ConversationService.Create(external, 11, aiAgent.ID)
+	if err != nil {
+		t.Fatalf("reuse conversation with ai agent: %v", err)
+	}
+	if second.ID != first.ID {
+		t.Fatalf("conversation id = %d, want existing %d", second.ID, first.ID)
+	}
+	if second.ChannelID != 11 || second.AIAgentID != aiAgent.ID {
+		t.Fatalf("channel/agent = %d/%d, want 11/%d", second.ChannelID, second.AIAgentID, aiAgent.ID)
+	}
+	if second.ServiceMode != enums.IMConversationServiceModeAIFirst || second.Status != enums.IMConversationStatusAIServing {
+		t.Fatalf("mode/status = %d/%d, want ai-first/ai-serving", second.ServiceMode, second.Status)
+	}
+}
+
+func TestConversationCreateStartsNewAIConversationWhenAssignedConversationUsesStaleMode(t *testing.T) {
+	db := setupMessageWelcomeTestDB(t)
+	external := welcomeTestExternalUser("keep-human-1")
+
+	conversation, err := ConversationService.Create(external, 11, 0)
+	if err != nil {
+		t.Fatalf("create human conversation: %v", err)
+	}
+	if err := db.Model(conversation).Updates(map[string]any{
+		"current_assignee_id": 9,
+		"status":              enums.IMConversationStatusActive,
+	}).Error; err != nil {
+		t.Fatalf("assign conversation: %v", err)
+	}
+	aiAgent := createWelcomeTestAIAgent(t, db, "")
+
+	reused, err := ConversationService.Create(external, 11, aiAgent.ID)
+	if err != nil {
+		t.Fatalf("create ai conversation: %v", err)
+	}
+	if reused.ID == conversation.ID {
+		t.Fatalf("stale assigned conversation %d was reused", conversation.ID)
+	}
+	if reused.AIAgentID != aiAgent.ID || reused.ServiceMode != aiAgent.ServiceMode || reused.Status != enums.IMConversationStatusAIServing {
+		t.Fatalf("new conversation did not use latest ai config: %#v", reused)
+	}
+	preserved := ConversationService.Get(conversation.ID)
+	if preserved == nil || preserved.CurrentAssigneeID != 9 || preserved.Status != enums.IMConversationStatusActive {
+		t.Fatalf("old assigned conversation state changed: %#v", preserved)
+	}
+}
+
 func TestConversationCreateSkipsBlankWelcomeMessage(t *testing.T) {
 	db := setupMessageWelcomeTestDB(t)
 	aiAgent := createWelcomeTestAIAgent(t, db, "   ")
@@ -474,7 +523,7 @@ func TestConversationCreateWelcomeMessageDoesNotTriggerAIReplyHook(t *testing.T)

 	previousHook := TriggerAIReplyAsyncHook
 	called := false
-	TriggerAIReplyAsyncHook = func(conversation models.Conversation, message models.Message) {
+	TriggerAIReplyAsyncHook = func(_ context.Context, conversation models.Conversation, message models.Message) {
 		called = true
 	}
 	t.Cleanup(func() {