feat(oa): add initiator system field to condition branches

Allow __initiator__ contains matching in publish validation and the
flow designer candidate list, excluding it from form useInCondition locks.

Co-authored-by: Cursor <cursoragent@cursor.com>

web-admin/src/components/oa-approval/flow-tree/ConditionRuleEditor.vue

@@ -48,7 +48,7 @@
             />
           </el-select>
           <el-select
-            v-if="isPersonField(rule.field)"
+            v-if="isPersonLikeField(rule.field)"
             :model-value="personValueIds(rule.value)"
             multiple
             filterable
@@ -152,8 +152,9 @@
     return props.candidates.find((c) => c.field === field)
   }
 
-  function isPersonField(field: string) {
-    return meta(field)?.type === 'person'
+  function isPersonLikeField(field: string) {
+    const t = meta(field)?.type
+    return t === 'person' || t === 'initiator'
   }
 
   function personValueIds(v: unknown): string[] {
@@ -163,7 +164,7 @@
   }
 
   function defaultValueForType(type: string, opts?: ConditionCandidate['options']) {
-    if (type === 'person') return [] as string[]
+    if (type === 'person' || type === 'initiator') return [] as string[]
     return opts?.[0]?.value ?? ''
   }
 
@@ -285,13 +286,13 @@
   }
 
   onMounted(() => {
-    if (props.candidates.some((c) => c.type === 'person')) {
+    if (props.candidates.some((c) => c.type === 'person' || c.type === 'initiator')) {
       loadUsers()
     }
   })
 
   watch(
-    () => props.candidates.some((c) => c.type === 'person'),
+    () => props.candidates.some((c) => c.type === 'person' || c.type === 'initiator'),
     (need) => {
       if (need && !userOptions.value.length) loadUsers()
     }

web-admin/src/components/oa-approval/oa-condition-fields.ts

@@ -11,6 +11,15 @@ export const CONDITION_ELIGIBLE_TYPES = new Set([
   'date'
 ])
 
+/** 系统条件伪字段：发起人（非常驻表单控件） */
+export const INITIATOR_CONDITION_FIELD = '__initiator__'
+
+export const INITIATOR_CONDITION_CANDIDATE: ConditionCandidate = {
+  field: INITIATOR_CONDITION_FIELD,
+  title: '发起人',
+  type: 'initiator'
+}
+
 export type ConditionOp = '>' | '>=' | '<' | '<=' | '==' | '!=' | 'contains'
 
 export interface ConditionCandidate {
@@ -22,7 +31,7 @@ export interface ConditionCandidate {
 }
 
 export function opsForFieldType(type: string): Array<{ value: ConditionOp; label: string }> {
-  if (type === 'person') {
+  if (type === 'person' || type === 'initiator') {
     return [{ value: 'contains', label: '包含' }]
   }
   // 单选/下拉为离散选项，仅等于/不等于；输入框常填数字参与区间比较，与数字/金额/日期同套运算符
@@ -66,9 +75,9 @@ export function flattenFormRules(schema: unknown): any[] {
   return out
 }
 
-/** 勾选了 useInCondition 的合格字段 */
+/** 勾选了 useInCondition 的合格字段 + 系统「发起人」 */
 export function listConditionCandidates(schema: unknown): ConditionCandidate[] {
-  const out: ConditionCandidate[] = []
+  const out: ConditionCandidate[] = [INITIATOR_CONDITION_CANDIDATE]
   for (const rule of flattenFormRules(schema)) {
     const type = String(rule.type || '')
     if (!CONDITION_ELIGIBLE_TYPES.has(type)) continue
@@ -115,6 +124,13 @@ export function collectConditionReferencedFields(flow: unknown): Set<string> {
   return refs
 }
 
+/** 会锁定表单「参与条件」勾选的引用字段（排除系统伪字段） */
+export function collectFormConditionReferencedFields(flow: unknown): Set<string> {
+  const refs = collectConditionReferencedFields(flow)
+  refs.delete(INITIATOR_CONDITION_FIELD)
+  return refs
+}
+
 /** 发布/保存前：useInCondition ⇒ $required / required = true；写回顶层 useInCondition */
 export function normalizeSchemaConditionRequired(schema: unknown): {
   rule: unknown[]