feat(asset-ai): add contextual analysis and unmet-demand feedback

src/server/routes/asset-assistant/gaps.test.ts

@@ -0,0 +1,26 @@
+import assert from "node:assert/strict";
+import test from "node:test";
+import pool from "../../db.js";
+import { gapStore } from "./gaps.js";
+test("demand storage reuses a precreated table, deduplicates, binds ownership and purges expired records", async (t) => {
+  const calls: { sql: string; params: unknown[] }[] = [];
+  t.mock.method(pool, "query", async (sql: string, params: unknown[] = []) => {
+    calls.push({ sql, params });
+    return [[], []];
+  });
+  await gapStore.record("user-A", "预测 库存", "unsupported");
+  await gapStore.record("user-A", "预测 库存", "unsupported");
+  const writes = calls.filter((c) => c.sql.includes("INSERT INTO"));
+  assert.equal(writes.length, 2);
+  assert.deepEqual(writes[0].params, writes[1].params);
+  assert.match(writes[0].sql, /ON DUPLICATE KEY UPDATE/);
+  assert.match(writes[0].sql, /status='resolved'/);
+  assert.ok(!calls.some((c) => c.sql.includes("CREATE TABLE")));
+  await gapStore.list("user-A");
+  const list = calls.find((c) => c.sql.includes("ORDER BY"))!;
+  assert.match(list.sql, /WHERE user_id = \?/);
+  assert.deepEqual(list.params, ["user-A"]);
+  assert.ok(calls.some((c) => c.sql.includes("INTERVAL 90 DAY")));
+  await gapStore.update(1, "planned");
+  assert.deepEqual(calls.at(-1)?.params, ["planned", 1]);
+});