feat: add local auth billing and usage management

app/api/admin/billing/prices/[id]/route.ts

@@ -0,0 +1,45 @@
+import { jsonError, jsonOk, readJsonBody } from "@/lib/server/api";
+import { requireSuperAdminSession } from "@/lib/server/auth/current-user";
+import { getBillingPriceRule, updateBillingPriceRule, updateBillingPriceTierMultiplier } from "@/lib/server/billing-store";
+
+export const runtime = "nodejs";
+
+export async function PATCH(request: Request, context: { params: Promise<{ id: string }> }) {
+  try {
+    await requireSuperAdminSession();
+    const { id } = await context.params;
+    const body = await readJsonBody<Record<string, unknown>>(request);
+    const unsupportedFields = Object.keys(body).filter((key) => !["markupMultiplier", "dimensionKey", "tierValue"].includes(key));
+    if (unsupportedFields.length) throw badRequest("平台标准价格与参数由系统维护，超管仅可调整上浮倍率。");
+    const multiplier = Number(body.markupMultiplier);
+    if (!Number.isFinite(multiplier) || multiplier < 1 || multiplier > 1000) {
+      throw badRequest("上浮倍率必须在 1.00 至 1000.00 之间。");
+    }
+    const dimensionKey = typeof body.dimensionKey === "string" ? body.dimensionKey.trim() : "";
+    const tierValue = typeof body.tierValue === "string" ? body.tierValue : "";
+    if ((dimensionKey && !tierValue) || (!dimensionKey && tierValue)) {
+      throw badRequest("参数档位倍率更新必须同时提供参数维度和档位。");
+    }
+    const existing = await getBillingPriceRule(id);
+    if (!existing) return jsonError("计费规则不存在", 404);
+    if (!dimensionKey && existing.parameterDimensions?.length) {
+      throw badRequest("当前服务包含参数档位，请指定要调整的参数档位倍率。");
+    }
+    const rule = dimensionKey || tierValue
+      ? await updateBillingPriceTierMultiplier({
+        ruleId: id,
+        dimensionKey,
+        tierValue,
+        markupMultiplier: Number(multiplier.toFixed(4))
+      })
+      : await updateBillingPriceRule(id, { markupMultiplier: Number(multiplier.toFixed(4)) });
+    if (!rule) return jsonError("计费规则不存在", 404);
+    return jsonOk({ rule });
+  } catch (error) {
+    return jsonError(error, 500, { request, source: "api.admin.billing.prices.updateMultiplier" });
+  }
+}
+
+function badRequest(message: string): Error & { status: number } {
+  return Object.assign(new Error(message), { status: 400 });
+}

app/api/admin/billing/prices/route.ts

@@ -0,0 +1,16 @@
+import { jsonError, jsonOk } from "@/lib/server/api";
+import { requireSuperAdminSession } from "@/lib/server/auth/current-user";
+import { listBillingPriceRules } from "@/lib/server/billing-store";
+import { ensureDefaultBillingPriceRules } from "@/lib/server/billing-catalog";
+
+export const runtime = "nodejs";
+
+export async function GET() {
+  try {
+    await requireSuperAdminSession();
+    await ensureDefaultBillingPriceRules();
+    return jsonOk({ priceRules: await listBillingPriceRules({ includeDisabled: true }) });
+  } catch (error) {
+    return jsonError(error, 500, { source: "api.admin.billing.prices" });
+  }
+}