From e9292e3f6a93194862a2ba9e95c4673526b0a3ba Mon Sep 17 00:00:00 2001
From: Tomasz <tomekftomekf@gmail.com>
Date: Mon, 1 Feb 2021 23:41:18 +0100
Subject: [PATCH] Timetable

---
 app/views.py                             | 20 +++++++++++++++++++-
 frontend/static/frontend/js/timetable.js | 22 +++++++++++++++++-----
 tests/test_views.py                      |  2 +-
 3 files changed, 37 insertions(+), 7 deletions(-)

diff --git a/app/views.py b/app/views.py
index 053c498..7f539ea 100644
--- a/app/views.py
+++ b/app/views.py
@@ -21,6 +21,7 @@ from .API.school_data import get_school_data
 from .API.dashboard import get_dashboard
 from .API.student_data import get_student_data
 from .decrypt import decrypt_cookies
+import datetime
 
 #API
 def login(request, *args, **kwargs):
@@ -68,13 +69,30 @@ def grades(request, *args, **kwargs):
 def timetable(request, *args, **kwargs):
     if request.session.has_key('is_logged'):
         data = json.loads(request.body)
+        week = data['week']
+        data = json.loads(data['cookies'])
         register_id = data['data']['register_id']
         students = data['data']['students']
         oun = data['data']['oun']
         s = data['data']['s']
         key = bytes(request.session[request.session.session_key], 'utf-8')
         s = decrypt_cookies(s, key)
-        date = data['data']['date']
+        now = datetime.datetime.now()
+        weekday = now.weekday()
+
+        for x in range(7):
+            if weekday == x:
+                now = now - datetime.timedelta(days=x)
+
+        now = now + datetime.timedelta(days=week*7)
+
+        day = now.day
+        month = now.month
+        year = now.year
+
+        date = datetime.date(year, month, day).isoformat()
+
+        date = f'{date}T00:00:00'
         timetable = get_timetable(register_id, students, oun, s, date)
         return JsonResponse(timetable)
     else:
diff --git a/frontend/static/frontend/js/timetable.js b/frontend/static/frontend/js/timetable.js
index da0b6a9..3747689 100644
--- a/frontend/static/frontend/js/timetable.js
+++ b/frontend/static/frontend/js/timetable.js
@@ -1,11 +1,23 @@
 const timetable_ = document.querySelector('#timetable_');
 
 myStorage = window.sessionStorage;
+week = 0
 
-const getTimetable = () => {
-    document.querySelector('#content').innerHTML = 'Here is timetable (in my imagination)';
-    document.querySelector('#content').innerHTML += '<button><i class="material-icons">keyboard_arrow_left</i></button>';
-    document.querySelector('#content').innerHTML += '<button><i class="material-icons">keyboard_arrow_right</i></button>';
+const getTimetable = (event) => {
+    if (event.target.id == 'previous') {
+        week -= 1 
+    }
+    else if (event.target.id == 'next') {
+        week += 1 
+    }
+    else {
+        week = week
+    }
+    document.querySelector('#content').innerHTML = 'Here is timetable (in my imagination)<button id="previous" class="waves-light waves-effect btn red darken-1"><i class="material-icons">keyboard_arrow_left</i></button><button id="next" class="waves-light waves-effect btn red darken-1"><i class="material-icons">keyboard_arrow_right</i></button>';
+    const left_ = document.querySelector('#previous');
+    const right_ = document.querySelector('#next');
+    left_.addEventListener('click', getTimetable);
+    right_.addEventListener('click', getTimetable);
     cookies_data = sessionStorage.getItem('cookies_data');
     csrfcookie_ = sessionStorage.getItem('csrfcookie');
     fetch(url = '../api/timetable', {
@@ -15,7 +27,7 @@ const getTimetable = () => {
             'Content-Type': 'application/json',
             'X-CSRFToken': csrfcookie_
         },
-        body: cookies_data
+        body: JSON.stringify({"cookies": cookies_data, "week": week})
     }).then(response => response.json()).then(data => {
         console.log(data)
     })
diff --git a/tests/test_views.py b/tests/test_views.py
index b4b2a36..43a8828 100644
--- a/tests/test_views.py
+++ b/tests/test_views.py
@@ -57,7 +57,7 @@ def get_data_test(client, cookies_data, assertEquals):
     assertEquals(response.status_code, 200)
 
     #TIMETABLE
-    response = client.post(reverse('timetable'), content_type='application/xml', data=json.dumps(cookies_data))
+    response = client.post(reverse('timetable'), content_type='application/xml', data=json.dumps({'cookies': json.dumps(cookies_data), 'week': 0}))
     assertEquals(response.status_code, 200)
 
     #EXAMS