Use Case 1.3 App tour

Overview

Aspect	Description
Summary	The user watches short videos to learn about the app.
Goal	Learning about app functionalities.
Preconditions	None
Postconditions	None
Triggered by	User completes UC1.2 Open the app User selects Start App Tour in UC9.1 Show app menu User selects Start App Tour in UC7.1 Show all available cards
Additional Documentation	None
Possible errors	No Internet Server Unreachable
Logical test cases	LTC16 User views app tour

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Flow

#	Description	Next
1	PRIMARY SCENARIO
1.1	System displays screen ‘App Tour Overview’ Message: App tour videos Items: Videos Actions: Back
1.1a	User selects Video	1.3
1.1b	User selects Back	Go to: UC7.1 Show all available cards
1.2	System displays screen ‘App Tour Video’ (with selected video) Video starts to play automatically Controls: Play(while paused), Pause(while playing), Controls, Rewind, Forward, Subtitles, Sound, Close
1.2a	User selects Pause → Video pauses
1.2b	User selects Play → Video plays
1.2c	User selects Controls → Controls are toggled on/off
1.2d	User selects Rewind → Video is rewinded 10 seconds
1.2e	User selects Forward → Video is forwarded 10 seconds
1.2f	User selects Sound → Sound is toggled on/off
1.2g	User selects Subtitles → Subtitles are toggled on/off
1.2h	User selects Close	1.2
1.2i	Error: No internet	Error flow: No Internet
1.2j	Error: Server unreachable	Error flow: Server Unreachable