From d8713a567656b1ed616f73d62c68a7485c1ee681 Mon Sep 17 00:00:00 2001
From: wolfycz1 <194477237+wolfycz1@users.noreply.github.com>
Date: Tue, 17 Mar 2026 10:54:25 +0100
Subject: [PATCH] fix: Another another fucking teacher absence
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Co-authored-by: Jakub Žitník <email@jzitnik.dev>
---
 scrape/utils/parseAbsence.ts | 9 ++++++---
 tests/test.ts                | 9 +++++++++
 2 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/scrape/utils/parseAbsence.ts b/scrape/utils/parseAbsence.ts
index 4eae7e5..fbc469c 100644
--- a/scrape/utils/parseAbsence.ts
+++ b/scrape/utils/parseAbsence.ts
@@ -40,6 +40,9 @@ export interface AbsenceResult {
 
 export const parseSpec = (spec: string | null): Spec | null => {
   if (!spec) return null;
+
+  spec = spec.replace(/\s+/g, "");
+
   let m;
 
   // Handle "6,7"
@@ -118,7 +121,7 @@ export default function parseAbsence(input: string, teacherMap: TeacherMap = {})
 
   // 1. Teachers with specific hours (e.g. "Ab 1-4")
   const teacherListThenSpecRe =
-    /([A-Za-z]+(?:[,;]\s?[A-Za-z]+)*)(?:\s*)(\d+(?:\+|-\d+|,\d+)?)(?:\.\s*h)?(?![A-Za-z])/g;
+    /([A-Za-z]+(?:[,;]\s?[A-Za-z]+)*)(?:\s*)(\d+(?:\s*\+|\s*-\s*\d+|\s*,\s*\d+)?)(?:\.\s*h)?(?![A-Za-z])/g;
 
   let m;
   while ((m = teacherListThenSpecRe.exec(s)) !== null) {
@@ -157,7 +160,7 @@ export default function parseAbsence(input: string, teacherMap: TeacherMap = {})
   }
 
   // 1b. Teachers with "-exk" followed by spec (e.g. "Ex-exk. 3+")
-  const teacherExkWithSpecRe = /([A-Za-z]+)-exk(?:\.)?\s*(\d+(?:\+|-\d+|,\d+)?)/gi;
+  const teacherExkWithSpecRe = /([A-Za-z]+)-exk(?:\.)?\s*(\d+(?:\s*\+|\s*-\s*\d+|\s*,\s*\d+)?)/gi;
   while ((m = teacherExkWithSpecRe.exec(s)) !== null) {
     const matchStart = m.index;
     const matchEnd = teacherExkWithSpecRe.lastIndex;
@@ -251,7 +254,7 @@ export default function parseAbsence(input: string, teacherMap: TeacherMap = {})
   }
 
   // 5. Bare specs without teacher → invalid
-  const specOnlyRe = /\b(\d+(?:\+|-\d+|,\d+)?)\b/g;
+  const specOnlyRe = /\b(\d+(?:\s*\+|\s*-\s*\d+|\s*,\s*\d+)?)\b/g;
   while ((m = specOnlyRe.exec(s)) !== null) {
     const matchStart = m.index;
     if (isConsumed(matchStart)) continue;
diff --git a/tests/test.ts b/tests/test.ts
index e4daab5..2f223c4 100644
--- a/tests/test.ts
+++ b/tests/test.ts
@@ -286,6 +286,15 @@ test("Ex-exk. 3", [
   },
 ]);
 
+test("Su 4 - 6", [
+  {
+    teacher: "MUDr. Kristina Studénková",
+    teacherCode: "su",
+    type: "range",
+    hours: {from: 4, to: 6},
+  }
+]);
+
 function test(input: string, expectedOutput: any[]) {
   const res = parseAbsence(input, teachermap);