feat: enhance lesson plan handling with new parser and color-coded room assignments

test/backoff.test.js

@@ -1,6 +1,7 @@
 import { test, before, after } from "node:test";
 import assert from "node:assert/strict";
 import { setTimeout as sleep } from "node:timers/promises";
+import { readFileSync, writeFileSync } from "node:fs";
 import { startApi } from "./support/nextcloud.js";
 
 // The university is asked politely: every request names the service and its owner, and while
@@ -62,3 +63,17 @@ test("Источник: пока университет не отвечает,
   assert.equal(catalog.failingSince, null);
   assert.ok(!(await (await fetch(api.base + "/api/catalog")).json()).stale);
 });
+
+test("Источник: новый парсер перечитывает сохранённый документ, не обращаясь к университету", async () => {
+  const { files } = await (await fetch(api.base + "/api/catalog")).json();
+  const file = files.find((f) => f.name === "23-ЛГ_23-БА.docx");
+  assert.equal((await fetch(api.base + "/api/schedule/" + file.id)).status, 200);
+  // The cache as an older parser left it.
+  const cache = `${process.env.PSU_DATA_DIR}/parsed/${file.id}.json`;
+  writeFileSync(cache, JSON.stringify({ ...JSON.parse(readFileSync(cache, "utf8")), schemaVersion: 1 }));
+  const requests = api.stats.requests;
+  const schedule = await (await fetch(api.base + "/api/schedule/" + file.id)).json();
+  assert.equal(api.stats.requests, requests);
+  assert.notEqual(schedule.schemaVersion, 1);
+  assert.ok(schedule.lessons.length > 0);
+});

test/formats.test.js

@@ -53,6 +53,19 @@ test("Преподаватель по неделям и аудитория по
   const byColor = peopleAndRooms({ raw: lesson.text, room: "", teacher: "", plan: lesson.plan }, "2026");
   assert.deepEqual(roomsOn(byColor, "2026-11-10", { n: 11, color: "white" }), ["504Н"]);
   assert.deepEqual(roomsOn(byColor, "2026-11-17", { n: 12, color: "green" }), ["524Н"]);
+  // The colour after each room (25-ДО): "ауд.533н-б.н.,420н-з.н.".
+  const [after] = entries("Теоретические основы воспитания и развития речи детей раннего возраста (п.з.) Савейко В.Л. ауд.533н-б.н.,420н-з.н.");
+  assert.deepEqual(after.plan, [
+    { weeks: null, color: "white", rooms: ["533Н"], teachers: ["Савейко В.Л."] },
+    { weeks: null, color: "green", rooms: ["420Н"], teachers: ["Савейко В.Л."] },
+  ]);
+  const roomAfter = peopleAndRooms({ raw: after.text, room: "533н", teacher: "Савейко В.Л.", plan: after.plan }, "2026");
+  assert.deepEqual(roomsOn(roomAfter, "2026-10-30", { n: 9, color: "white" }), ["533Н"]);
+  assert.deepEqual(roomsOn(roomAfter, "2026-10-23", { n: 8, color: "green" }), ["420Н"]);
+  assert.deepEqual(weekPlan("ауд. 420н з.н., 533н б.н.").map((p) => [p.color, p.rooms]), [["white", ["533Н"]], ["green", ["420Н"]]]);
+  assert.equal(onlyPlace("533н-б.н.,420н-з.н."), true);
+  // "32н" before its colour is a room, not week 32.
+  assert.deepEqual(weekPlan("Коррекционная дошкольная педагогика (л.) Остапчук С.В. ауд.64н -б.н., 32н-з.н.").map((p) => [p.color, p.rooms]), [["white", ["64Н"]], ["green", ["32Н"]]]);
   assert.equal(onlyPlace("1-9н. 502н"), true);
   assert.equal(onlyPlace("13,15 н. РБ (л.з) Сивацкий Д.С.209н"), false);
 });