From 19afdf36154810d4bc381e828fb6a65b632a5c6d Mon Sep 17 00:00:00 2001
From: wc24 <wc24@qq.com>
Date: Wed, 29 Jul 2026 15:34:13 +0800
Subject: [PATCH] =?UTF-8?q?fix(relation=20refs):=20buildRefs=20=E8=B7=B3?=
 =?UTF-8?q?=E8=BF=87=E7=A9=BA=E4=B8=B2=E5=85=B3=E8=81=94=20id=EF=BC=8C?=
 =?UTF-8?q?=E9=81=BF=E5=85=8D=E5=8F=AF=E9=80=89=20Relation=20=E5=AD=98=20"?=
 =?UTF-8?q?"=20=E6=97=B6=20$in=20=E8=BD=AC=20ObjectId=20=E6=8A=9B=20CastEr?=
 =?UTF-8?q?ror=20=E6=95=B4=E9=A1=B5=20500?=
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v0.7.11 误改在废弃的 _label/populateItems（无调用方）上：列表实际走 list()->buildRefs()。
本次回退 populateItems，改在真正活路径 collectOne。bump 0.7.12
---
 package.json                    | 2 +-
 src/Shrimp/ShrimpTableModule.ts | 3 ++-
 src/forMongo/MongoShrimpCrud.ts | 5 ++---
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/package.json b/package.json
index 74f8286..481869d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "shrimp-server",
-    "version": "0.7.11",
+    "version": "0.7.12",
     "description": "Shrimp 框架后端 — 声明式字段驱动的 Node.js 管理后台框架(Express + Mongoose + JWT)",
     "main": "dist/main/index.js",
     "types": "dist/main/index.d.ts",
diff --git a/src/Shrimp/ShrimpTableModule.ts b/src/Shrimp/ShrimpTableModule.ts
index 4b8703e..9dfa870 100644
--- a/src/Shrimp/ShrimpTableModule.ts
+++ b/src/Shrimp/ShrimpTableModule.ts
@@ -292,7 +292,8 @@ export class ShrimpTableModule<T, P extends ITableCrudProto<T> = ITableCrudProto
     private collectOne(f: IFieldConfig, v: any, add: (moduleKey: string, labelKey: string, id: any) => void): void {
         if (v == null) return
         if (f.type === "relation" && f.relation) {
-            ;(Array.isArray(v) ? v : [v]).forEach((id: any) => id != null && add(f.relation!.moduleKey, f.relation!.labelKey, id))
+            // 跳过空串：可选 Relation 常存 ""，混进 { _id: { $in } } 会让 Mongoose 转 ObjectId 抛 CastError、整页 500。
+            ;(Array.isArray(v) ? v : [v]).forEach((id: any) => id != null && id !== "" && add(f.relation!.moduleKey, f.relation!.labelKey, id))
         } else if (f.type === ShrimpFieldTypes.Tab && Array.isArray(f.tabs) && typeof v === "object") {
             const branch = f.tabs.find(t => t.key === v.type)
             if (branch) for (const c of branch.fields) this.collectOne(c, v[c.key], add)
diff --git a/src/forMongo/MongoShrimpCrud.ts b/src/forMongo/MongoShrimpCrud.ts
index b69d044..cc7ff29 100644
--- a/src/forMongo/MongoShrimpCrud.ts
+++ b/src/forMongo/MongoShrimpCrud.ts
@@ -79,10 +79,9 @@ export class MongoShrimpCrud<T> implements ShrimpCrud<T> {
             const allRefIds = new Set<string>()
             for (const item of items) {
                 const val = (item as any)[pop.key]
-                // 跳过空串：可选 Relation 常存 ""，混进 { _id: { $in } } 会让 Mongoose 转 ObjectId 抛 CastError、整页 500。
                 if (Array.isArray(val)) {
-                    val.forEach((id: any) => { if (id != null && id !== "") allRefIds.add(String(id)) })
-                } else if (val != null && val !== "") {
+                    val.forEach((id: any) => { if (id != null) allRefIds.add(String(id)) })
+                } else if (val != null) {
                     allRefIds.add(String(val))
                 }
             }