refactor: 收口平台钱包余额 delta

src/components/platform-entry/platformProfileWalletDeltaModel.ts

@@ -0,0 +1,61 @@
+import type { ProfileDashboardSummary } from '../../../packages/shared/src/contracts/runtime';
+
+type ProfileWalletBalanceSource =
+  | Pick<ProfileDashboardSummary, 'walletBalance'>
+  | { walletBalance?: number | null }
+  | null
+  | undefined;
+
+export function resolveProfileWalletBalance(
+  dashboard: ProfileWalletBalanceSource,
+) {
+  const walletBalance = dashboard?.walletBalance;
+  return typeof walletBalance === 'number' && Number.isFinite(walletBalance)
+    ? Math.max(0, Math.floor(walletBalance))
+    : 0;
+}
+
+export function adjustProfileDashboardWalletBalance(
+  dashboard: ProfileDashboardSummary | null,
+  delta: number,
+): ProfileDashboardSummary | null {
+  if (!dashboard || !Number.isFinite(delta) || delta === 0) {
+    return dashboard;
+  }
+
+  return {
+    ...dashboard,
+    walletBalance: Math.max(
+      0,
+      resolveProfileWalletBalance(dashboard) + Math.trunc(delta),
+    ),
+    updatedAt: new Date().toISOString(),
+  };
+}
+
+export function reconcileProfileWalletLocalDeltaWithServerDashboard(
+  previousDashboard: ProfileDashboardSummary | null,
+  latestDashboard: ProfileDashboardSummary | null,
+  localDelta: number,
+) {
+  if (
+    !previousDashboard ||
+    !latestDashboard ||
+    !Number.isFinite(localDelta) ||
+    localDelta === 0
+  ) {
+    return Number.isFinite(localDelta) ? Math.trunc(localDelta) : 0;
+  }
+
+  const previousBalance = resolveProfileWalletBalance(previousDashboard);
+  const latestBalance = resolveProfileWalletBalance(latestDashboard);
+  const normalizedDelta = Math.trunc(localDelta);
+
+  if (normalizedDelta < 0) {
+    const reflectedDebit = Math.max(0, previousBalance - latestBalance);
+    return Math.min(0, normalizedDelta + reflectedDebit);
+  }
+
+  const reflectedCredit = Math.max(0, latestBalance - previousBalance);
+  return Math.max(0, normalizedDelta - reflectedCredit);
+}