IOS小组件/文案

client/src/features/suixinTheme/pickTheme.ts

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+import type { SuixinBaseThemeId, UserProfileScoring } from '@/src/storage/appStorage';
+
+const ALL_NEED_THEME_IDS: ReadonlySet<string> = new Set([
+  'emotional_support',
+  'parenting_pressure',
+  'self_worth',
+  'anxiety_relief',
+  'rest_balance',
+]);
+
+/**
+ * Base Theme 选择（Theme Picking）
+ *
+ * Hard Rules（对齐设计文档）：
+ * - mom_stage = unknown → 强制 Neutral
+ * - need 跳过/缺失 → Neutral
+ */
+export function pickSuixinBaseThemeId(profile: UserProfileScoring | null | undefined): SuixinBaseThemeId {
+  if (!profile) return 'neutral';
+
+  // Hard Rule：unknown → Neutral
+  if (profile.stage?.unknown === 1) return 'neutral';
+
+  const needObj = profile.need ?? {};
+  const keys = Object.keys(needObj);
+  if (keys.length === 0) return 'neutral';
+
+  const needId = keys[0];
+  if (!ALL_NEED_THEME_IDS.has(needId)) return 'neutral';
+  return needId as Exclude<SuixinBaseThemeId, 'neutral'>;
+}
+