From c34f4ee1d1fc4244ddd41a73760664a01551b0ce Mon Sep 17 00:00:00 2001
From: jzitnik-dev <email@jzitnik.dev>
Date: Tue, 13 Jan 2026 09:48:59 +0100
Subject: [PATCH] fix: Duplicates

Idk who tf is duplicating the sheets
---
 scrape/parse/v1_v2.js | 37 +++++++++++++++++++++++++++----------
 1 file changed, 27 insertions(+), 10 deletions(-)

diff --git a/scrape/parse/v1_v2.js b/scrape/parse/v1_v2.js
index 94e1f87..1cd2dd0 100644
--- a/scrape/parse/v1_v2.js
+++ b/scrape/parse/v1_v2.js
@@ -22,8 +22,6 @@ export default async function parseV1V2(downloadedFilePath) {
   await workbook.xlsx.readFile(downloadedFilePath);
   const teacherMap = await parseTeachers();
 
-  const sheetNames = workbook.worksheets.map((sheet) => sheet.name);
-
   const dateRegex = /^(pondělí|úterý|středa|čtvrtek|pátek|po|út|ut|st|čt|ct|pa|pá)\s+(\d{1,2})\.\s*(\d{1,2})\.\s*(20\d{2})/i;
 
   // Get today's date for comparison
@@ -34,18 +32,37 @@ export default async function parseV1V2(downloadedFilePath) {
 
   const today = getCurrentDateObject();
 
-  const upcomingSheets = sheetNames.filter((name) => {
-    const match = name.match(dateRegex);
-    if (!match) return false;
+  const datedSheets = [];
 
-    const day = Number.parseInt(match[2], 10);
-    const month = Number.parseInt(match[3], 10) - 1; // JavaScript months are 0-indexed
-    const year = Number.parseInt(match[4], 10);
+  for (const sheet of workbook.worksheets) {
+    const match = sheet.name.match(dateRegex);
+    if (!match) continue;
+
+    const day = parseInt(match[2], 10);
+    const month = parseInt(match[3], 10) - 1;
+    const year = parseInt(match[4], 10);
 
     const sheetDate = new Date(year, month, day);
+    if (sheetDate < today) continue;
 
-    return sheetDate >= today;
-  })
+    const dateKey = `${year}-${month + 1}-${day}`;
+
+    datedSheets.push({
+      sheet,
+      dateKey,
+    });
+  }
+
+  const sheetsByDate = {};
+  for (const item of datedSheets) {
+    sheetsByDate[item.dateKey] ??= [];
+    sheetsByDate[item.dateKey].push(item.sheet);
+  }
+
+  const upcomingSheets = Object.values(sheetsByDate).map((sheets) => {
+    if (sheets.length === 1) return sheets[0].name;
+    return (sheets.find((s) => s.state !== "hidden") ?? sheets[0]).name;
+  });
 
   const final = [];