fix: restore verification target user ids

server/db/mysql/tests/mysql_test.go

@@ -472,6 +472,55 @@ func TestRegistrationInviteReusableSchema(t *testing.T) {
 	}
 }
 
+func TestVerificationTargetUserRoundTrip(t *testing.T) {
+	tenantAdapter, ok := adp.(adapter.TenantBusinessAdapter)
+	if !ok {
+		t.Fatal("MySQL adapter does not implement TenantBusinessAdapter")
+	}
+	var tenantID types.TenantID
+	if err := db.Get(&tenantID, "SELECT id FROM im_tenant WHERE code='default'"); err != nil {
+		t.Fatal(err)
+	}
+
+	uid := types.ParseUserId("usr" + testData.Users[0].Id)
+	now := types.TimeNow()
+	challengeID := "challenge-roundtrip-target-user"
+	phoneHash := "verification-target-user-phone-hash"
+	_, _ = db.Exec("DELETE FROM im_verification_codes WHERE challenge_id=? OR phone_hash=?", challengeID, phoneHash)
+	vc := &types.VerificationCode{
+		TenantID:    tenantID,
+		ChallengeID: challengeID,
+		Scene:       "reset_password",
+		PhoneHash:   phoneHash,
+		PhoneMask:   "+86******0000",
+		TargetUser:  uid,
+		CodeHash:    strings.Repeat("a", 64),
+		State:       types.VerificationStatePending,
+		MaxAttempts: 5,
+		ExpiresAt:   now.Add(time.Hour),
+		ResendAfter: now.Add(time.Minute),
+	}
+	if err := tenantAdapter.TenantVerificationCreate(tenantID, vc); err != nil {
+		t.Fatal(err)
+	}
+
+	stored, err := tenantAdapter.TenantVerificationGet(tenantID, challengeID)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if stored.TargetUser != uid {
+		t.Fatalf("Get target user: got %s, want %s", stored.TargetUser.UserId(), uid.UserId())
+	}
+
+	active, err := tenantAdapter.TenantVerificationGetActive(tenantID, "reset_password", phoneHash, now)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if active.TargetUser != uid {
+		t.Fatalf("GetActive target user: got %s, want %s", active.TargetUser.UserId(), uid.UserId())
+	}
+}
+
 func TestTopicCreate(t *testing.T) {
 	err := adp.TopicCreate(testData.Topics[0])
 	if err != nil {