feat: Enhance session handling in timetable and UI

- Introduced session types (exams, credits, consultations, coursework defenses) with distinct icons and colors for better visibility in the UI.
- Updated PlansScreen, ScheduleScreen, and WeekGrid to display session information appropriately.
- Modified CalendarView and PlansView to include session indicators in the calendar and plans.
- Enhanced LessonCard and CompactLesson to show session details and adjust styling based on session presence.
- Added new SessionMark component for consistent session representation across Android and iOS.
- Updated server logic to handle session entries from external documents, ensuring accurate timetable representation.
- Improved date parsing to accommodate session-related dates in various formats.
- Added tests to verify session handling and date parsing functionality.

server/parser.js

@@ -6,9 +6,9 @@ import { mkdtemp, readFile, writeFile, rm } from "node:fs/promises";
 import { tmpdir } from "node:os";
 import { join } from "node:path";
 import { createHash } from "node:crypto";
-import { parseWeekRanges, parseTextDates } from "../shared/weeks.js";
+import { parseWeekRanges, parseTextDates, DATE_LIST } from "../shared/weeks.js";
 const run = promisify(execFile);
-export const PARSER_VERSION = 10;
+export const PARSER_VERSION = 11;
 const days = [
   "понедельник",
   "вторник",
@@ -86,6 +86,8 @@ export function details(raw) {
     .trim()
     .replace(/[–—,\-]+$/, "")
     .trim();
+  // A typo'd date before the subject ("19,11, 03.12 Физика") leaves a stray comma behind.
+  subject = subject.replace(/^[\s,;.]+/, "");
   if (!subject) subject = rest;
   const defence = /^защита/i.test(leading?.[1] || "");
   const token =
@@ -408,7 +410,8 @@ export function parseDocx(buffer, source = {}) {
           cell.merge === "restart" &&
           rows[i + 1]?.find((c) => c.col === cell.col)?.merge === "continue";
         for (const alternative of alternatives(raw)) {
-          const data = details(alternative);
+          // "Единый день информирования 10.09;15.10;19.11;17.12": the dates are not part of the subject.
+          const data = details(alternative.replace(DATE_LIST, "").replace(/[ \t]{2,}/g, " ").trim());
           if (credits && data.type === "Занятие") data.type = "Зачёт";
           const dateCandidate = alternative.match(
             /^(\d{2})[.](\d{2})(?:[.](\d{4}))?\s/,