From 533bf9914b4931e86769e5ce34652f3fdb7484e3 Mon Sep 17 00:00:00 2001
From: Lino Schmidt <linoschmidt@lino3d.de>
Date: Thu, 14 Sep 2023 10:08:43 +0200
Subject: [PATCH] Show calendar houers per day

---
 src/getCalendar.py    | 22 ++++++-----------
 src/server.js         | 12 ++++------
 src/static/index.html |  1 +
 src/static/index.js   | 56 ++++++++++++++++++++++++++++++++++++++++++-
 4 files changed, 68 insertions(+), 23 deletions(-)

diff --git a/src/getCalendar.py b/src/getCalendar.py
index 5fd8ecd..4ecf378 100644
--- a/src/getCalendar.py
+++ b/src/getCalendar.py
@@ -1,6 +1,8 @@
 import datetime
+import json
 from caldav.davclient import DAVClient
 import argparse
+import time
 
 # Parse command-line arguments
 parser = argparse.ArgumentParser(description='Retrieve events from a CalDAV calendar.')
@@ -38,21 +40,11 @@ if calendar:
     for result in results:
         event = result.instance.vevent
         summary = event.summary.value if event.summary else None
-        start_time = event.dtstart.value.strftime("%d.%m.%Y %H:%M:%S")
-        events.append((start_time, summary))
+        start_time = time.mktime(event.dtstart.value.timetuple())
+        end_time = time.mktime(event.dtend.value.timetuple())
+        events.append({"stime": start_time, "etime": end_time, "summary": summary})
 
-    # Sort the events by start time
-    events.sort(key=lambda x: datetime.datetime.strptime(x[0], "%d.%m.%Y %H:%M:%S"))
-    
-    # Remove Events with same summary
-    summarys = []
-    for summary in events:
-        if summary[1] not in summarys:
-            summarys.append(summary[1])
-
-    # Print the sorted events
-    for summary in summarys:
-        print('-', summary)
+    print(json.dumps(events))
 
 else:
-    print('Calendar not found.')
\ No newline at end of file
+    print(json.dumps('CalendarNotFound'))
diff --git a/src/server.js b/src/server.js
index fc278eb..293f57f 100644
--- a/src/server.js
+++ b/src/server.js
@@ -48,14 +48,12 @@ function getCalendarEntries(weekDate) {
         endDateStr
     ];
     
-    // Skript ausführen und Output in einer Variable speichern
-    const result = spawnSync(command, [scriptPath, ...args], { encoding: 'utf-8' }).stdout;
-    
-    if (result === "") {
-        return "Keine Termine gefunden";
+    // Skript ausführen und Output als JSON ausgeben
+    try {
+        return JSON.parse(spawnSync(command, [scriptPath, ...args], { encoding: 'utf-8' }).stdout);
+    } catch (error) {
+        return [];
     }
-    
-    return result;
 }
 
 async function getUntisServer(school) {
diff --git a/src/static/index.html b/src/static/index.html
index eea2860..169cee0 100644
--- a/src/static/index.html
+++ b/src/static/index.html
@@ -21,6 +21,7 @@
             <button id="calendar-copy-button" onclick="copyToClipboard(calendarcalendarCopyButton, calendarTextarea)">Kopieren</button>
         </div>
         <textarea id="calendar-textarea"></textarea>
+        <table id="stunden-table"></table>
     </div>
     
     <div id="untis-div">
diff --git a/src/static/index.js b/src/static/index.js
index acc5896..283868b 100644
--- a/src/static/index.js
+++ b/src/static/index.js
@@ -12,6 +12,8 @@ const untisDiv = document.getElementById('untis-div');
 
 const exportStatus = document.getElementById('export-status');
 
+const stundenTable = document.getElementById('stunden-table');
+
 fetch('/show')
     .then(response => {
         if (response.ok) {
@@ -77,6 +79,7 @@ function loading() {
     exportStatus.innerHTML = 'Wird geladen';
     calendarTextarea.value = '';
     untisTextarea.value = '';
+    stundenTable.innerHTML = '';
     loadingInterval = setInterval(() => {
         if (exportStatus.innerHTML != 'Wird geladen...') {
             exportStatus.innerHTML += '.';
@@ -111,7 +114,58 @@ function exportReport() {
             // parse json
             const json = JSON.parse(text);
             
-            calendarTextarea.value = json.calendar;
+            let calendarSTR = '';
+            if (json.calendar == "CalendarNotFound") {
+                calendarSTR = 'Kalender nicht gefunden';
+            } else if (json.calendar.length == 0) {
+                calendarSTR = 'Keine Einträge im Kalender';
+            } else {
+                let calendarTime = [];
+                const calendarSorted = [];
+                json.calendar.forEach((day) => {
+                    const startTime = new Date(day.stime * 1000);
+                    const date = startTime.toLocaleDateString();
+                    const push = [date, startTime, day.summary];
+                    if (!calendarSorted.includes(push)) {
+                        calendarSorted.push(push);
+                    }
+                    
+                    const endTime = new Date(day.etime * 1000);
+                    const dateLength = endTime - startTime;
+                    
+                    let found = false;
+                    calendarTime.forEach((time) => {
+                        if (time[0] == date) {
+                            time[1] += dateLength;
+                            found = true;
+                        }
+                    });
+                    
+                    if (!found) {
+                        calendarTime.push([date, dateLength]);
+                    }
+                });
+                
+                // Sort by date
+                calendarSorted.sort(function(a, b) {
+                    return a[1] - b[1];
+                });
+                
+                calendarTime.forEach((time) => {
+                    stundenTable.innerHTML += '<tr><td>' + time[0] + ':</td><td>' + Math.round(time[1] / 1000 / 60 / 60 * 10) / 10 + 'h</td></tr>';
+                });
+                
+                calendarSorted.forEach((day) => {
+                    if (!calendarSTR.includes(day[2])) {
+                        if (calendarSTR != '') {
+                            calendarSTR += '\n';
+                        }
+                        calendarSTR += '- ' + day[2];
+                    }
+                });
+            }
+            
+            calendarTextarea.value = calendarSTR;
             calendarTextarea.style.height = "auto";
             calendarTextarea.style.height = calendarTextarea.scrollHeight + "px";