IPSAssignment

Features

Show list of lessons from remote
Show cachedlist when you are offline
When open app first time and you don't have internet connection show error view with the specified error [also there is pull to refresh so when the intnet back you can refresh without closing the app and re open it ]
Show lesson Details screen
When click downlaod button the video start downloading
During the downloading the progress appears indecate the acual video downlaoded bits
When click cancel download the downlaoding process terminated you can notice that also on xcode logs
When click on video open the video player with full options
Screen rotatation works well
Next lesson button show next lesson in the list [ when you reach the last lesson the next button disappears ]

The logic i followed when lauching the app i fetch lesson list from remote and save it in coredata First then fetch from code data, when open app seconde time i fetch from remote first then if there is any update [ i save the updated lessons only in coredata ] , when the app is offline i get fetch from coredata
Opening the video every time i open th video i chech [if it's cached ot not even if there is intenet connection] if cached open from cache if not open using intenet connection data , if the video not cached an no internet i show message please connect to intenet