feat(widget-demo): add direct chat URL generation and copy functionality

internal/services/customer_service.go

@@ -121,10 +121,21 @@ func (s *customerService) EnsureExternalCustomer(db *gorm.DB, externalUser openi
 	}
 	now := time.Now()
 	if identity := repositories.CustomerIdentityRepository.GetBy(db, externalSource, externalID); identity != nil {
-		_ = repositories.CustomerRepository.Updates(db, identity.CustomerID, map[string]any{
+		updates := map[string]any{
 			"last_active_at": now,
 			"updated_at":     now,
-		})
+		}
+		if strs.IsNotBlank(externalUser.ExternalName) {
+			updates["name"] = externalUser.ExternalName
+		}
+		if err := repositories.CustomerRepository.Updates(db, identity.CustomerID, updates); err != nil {
+			return 0, err
+		}
+		if strs.IsNotBlank(externalUser.ExternalName) {
+			if err := s.syncConversationCustomerName(db, identity.CustomerID, externalUser.ExternalName, nil, now); err != nil {
+				return 0, err
+			}
+		}
 		return identity.CustomerID, nil
 	}
 
@@ -255,7 +266,7 @@ func (s *customerService) syncConversationCustomerName(db *gorm.DB, customerID i
 		return nil
 	}
 	updates := map[string]any{
-		"customer_name": strings.TrimSpace(name),
+		"customer_name": name,
 		"updated_at":    now,
 	}
 	if operator != nil {

internal/services/customer_service_test.go

@@ -0,0 +1,92 @@
+package services_test
+
+import (
+	"testing"
+	"time"
+
+	"cs-agent/internal/models"
+	"cs-agent/internal/pkg/enums"
+	"cs-agent/internal/pkg/openidentity"
+	"cs-agent/internal/services"
+
+	"github.com/glebarez/sqlite"
+	"github.com/mlogclub/simple/sqls"
+	"gorm.io/gorm"
+	"gorm.io/gorm/schema"
+)
+
+func TestEnsureExternalCustomerUpdatesNameFromExternalIdentity(t *testing.T) {
+	db := setupCustomerServiceTestDB(t)
+
+	firstID, err := services.CustomerService.EnsureExternalCustomer(db, openidentity.ExternalUser{
+		ExternalSource: enums.ExternalSourceUser,
+		ExternalID:     "user-1",
+		ExternalName:   "张三",
+	})
+	if err != nil {
+		t.Fatalf("EnsureExternalCustomer() first error = %v", err)
+	}
+
+	conversation := &models.Conversation{
+		CustomerID:   firstID,
+		CustomerName: "张三",
+		Status:       enums.IMConversationStatusActive,
+		AuditFields:  models.AuditFields{CreatedAt: time.Now(), UpdatedAt: time.Now()},
+	}
+	if err := db.Create(conversation).Error; err != nil {
+		t.Fatalf("create conversation error = %v", err)
+	}
+
+	secondID, err := services.CustomerService.EnsureExternalCustomer(db, openidentity.ExternalUser{
+		ExternalSource: enums.ExternalSourceUser,
+		ExternalID:     "user-1",
+		ExternalName:   "李四",
+	})
+	if err != nil {
+		t.Fatalf("EnsureExternalCustomer() second error = %v", err)
+	}
+	if secondID != firstID {
+		t.Fatalf("expected same customer id, got %d and %d", firstID, secondID)
+	}
+
+	customer := services.CustomerService.Get(firstID)
+	if customer == nil {
+		t.Fatalf("expected customer to exist")
+	}
+	if customer.Name != "李四" {
+		t.Fatalf("expected customer name updated, got %q", customer.Name)
+	}
+
+	var updatedConversation models.Conversation
+	if err := db.First(&updatedConversation, conversation.ID).Error; err != nil {
+		t.Fatalf("get conversation error = %v", err)
+	}
+	if updatedConversation.CustomerName != "李四" {
+		t.Fatalf("expected conversation customer name updated, got %q", updatedConversation.CustomerName)
+	}
+}
+
+func setupCustomerServiceTestDB(t *testing.T) *gorm.DB {
+	t.Helper()
+
+	db, err := gorm.Open(sqlite.Open("file::memory:?cache=shared"), &gorm.Config{
+		NamingStrategy: schema.NamingStrategy{
+			TablePrefix:   "t_",
+			SingularTable: true,
+		},
+	})
+	if err != nil {
+		t.Fatalf("open sqlite error = %v", err)
+	}
+	t.Cleanup(func() {
+		sqlDB, err := db.DB()
+		if err == nil {
+			_ = sqlDB.Close()
+		}
+	})
+	if err := db.AutoMigrate(&models.Customer{}, &models.CustomerIdentity{}, &models.Conversation{}); err != nil {
+		t.Fatalf("auto migrate error = %v", err)
+	}
+	sqls.SetDB(db)
+	return db
+}