feat(relation): 显示名可点 → 跳目标模块并过滤到该 _id(单行)

- VueAdmin: 记录 moduleKey→IRouteInfo(moduleRoutes)，加 routeForModule(判已注册+非子模块)
- FieldRelation.display: 目标可达时名字渲成链接，点击 router.push 到目标模块
  + ?filter={_id}，落成过滤到单条的列表(框架无详情页，单项查看即此形态)
- 子模块目标/无权限目标不可点(routeForModule 返回 undefined)

package.json

@@ -1,6 +1,6 @@
 {
     "name": "shrimp-admin",
-    "version": "0.3.2",
+    "version": "0.3.3",
     "private": true,
     "description": "Shrimp 框架前端 — 消费 ShrimpServer + ShrimpTable 契约的经典 Vue3 + Element Plus 实现",
     "main": "src/index.ts",

src/VueAdmin.ts

@@ -123,11 +123,19 @@ export class VueAdmin extends ShrimpClient {
     userName = ''
     config: ShrimpAdminConfig
     langList: { lang: string; name: string }[]
+    /** 已注册成功的模块路由(moduleKey → IRouteInfo)，供 relation 跳转/单项查看解析路由 */
+    moduleRoutes = new Map<string, IRouteInfo>()
 
     getFieldComponent(_moduleKey: string, type: string, _fieldKey?: string): Component {
         return fieldRegistry.get(type) || fieldRegistry.get('string')!
     }
 
+    /** 目标模块能否作为「单项查看」跳转目标:已按权限注册路由 且 非子模块。返回其路由信息或 undefined(不可跳) */
+    routeForModule(moduleKey: string): IRouteInfo | undefined {
+        if (this.moduleInfo.find(m => m.moduleKey === moduleKey)?.parent) return undefined
+        return this.moduleRoutes.get(moduleKey)
+    }
+
     state = reactive({ isMobile: false })
 
     private _token: string | null = null
@@ -256,6 +264,7 @@ export class VueAdmin extends ShrimpClient {
             props: { moduleKey: info.moduleKey, events: info.events },
             meta: { title: info.label }
         })
+        this.moduleRoutes.set(info.moduleKey, info)
     }
 
     initRouter() {

src/components/fields/FieldRelation.vue

@@ -1,7 +1,13 @@
 <template>
     <template v-if="mode === 'display'">
-        <template v-if="field.multiple">{{ displayNames.join('、') || '-' }}</template>
+        <template v-if="field.multiple">
-        <template v-else>{{ displayName || '-' }}</template>
+            <span v-if="!displayItems.length">-</span>
+            <template v-for="(it, i) in displayItems" :key="i"><a v-if="jumpable" class="rel-link" @click.stop="goto(it.id)">{{ it.name }}</a><span v-else>{{ it.name }}</span><span v-if="i < displayItems.length - 1">、</span></template>
+        </template>
+        <template v-else>
+            <a v-if="jumpable && modelValue != null" class="rel-link" @click.stop="goto(modelValue)">{{ displayName }}</a>
+            <span v-else>{{ displayName || '-' }}</span>
+        </template>
     </template>
     <el-select
         v-else-if="mode === 'filter'"
@@ -44,12 +50,22 @@ const displayName = computed(() => {
     if (id == null) return ''
     return dict.value[String(id)] ?? String(id)
 })
-const displayNames = computed(() =>
+const displayItems = computed(() =>
     (Array.isArray(props.modelValue) ? props.modelValue : [])
-        .map((id: any) => dict.value[String(id)] ?? String(id))
+        .filter((id: any) => id != null)
-        .filter(Boolean)
+        .map((id: any) => ({ id, name: dict.value[String(id)] ?? String(id) }))
 )
 
+// 单项查看跳转：目标模块可达(已注册路由)且非子模块时，名字可点 → 跳目标模块并过滤到该 _id(单行)
+const jumpable = computed(() =>
+    props.mode === 'display' && !!props.field.relation && !!vueAdmin.routeForModule(props.field.relation.moduleKey)
+)
+function goto(id: any) {
+    const r = props.field.relation && vueAdmin.routeForModule(props.field.relation.moduleKey)
+    if (!r || id == null) return
+    vueAdmin.router.push({ name: r.name, query: { filter: JSON.stringify({ _id: String(id) }) } })
+}
+
 /** 统一转为字符串值，解决 ObjectId 与 el-select 的匹配问题 */
 const stringValue = computed(() => {
     // filter 模式强制 multiple，始终返回数组
@@ -105,3 +121,13 @@ onMounted(async () => {
     }
 })
 </script>
+
+<style scoped>
+.rel-link {
+    color: var(--el-color-primary);
+    cursor: pointer;
+}
+.rel-link:hover {
+    text-decoration: underline;
+}
+</style>