fix(需求池): 修复列表换行和版本解绑状态

apps/web/lib/requirement-version-link.ts

@@ -0,0 +1,29 @@
+import type { Requirement } from './requirement';
+
+type RequirementVersionPatch = Pick<Partial<Requirement>, 'versionId' | 'addedToVersionBy' | 'status'>;
+const VERSION_SCOPED_REQUIREMENT_STATUSES = new Set<Requirement['status']>(['planned', 'developing', 'testing', 'released']);
+
+export function getRequirementVersionUnlinkPatch(
+  requirement: Pick<Requirement, 'status'>,
+): RequirementVersionPatch {
+  return {
+    versionId: undefined,
+    addedToVersionBy: undefined,
+    ...(VERSION_SCOPED_REQUIREMENT_STATUSES.has(requirement.status) ? { status: 'adopted' as const } : {}),
+  };
+}
+
+export function getRequirementVersionSelectionPatch(
+  requirement: Pick<Requirement, 'status' | 'addedToVersionBy'>,
+  versionId?: string,
+  addedBy?: string,
+): RequirementVersionPatch {
+  if (!versionId) {
+    return getRequirementVersionUnlinkPatch(requirement);
+  }
+
+  return {
+    versionId,
+    addedToVersionBy: addedBy || requirement.addedToVersionBy,
+  };
+}