# Use Case 9.7 Log out of the app

## Overview

| Aspect                       | Description                                                                                                                                                                                                                                                                                                                                                                                                            |
|------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| **Summary**                  | The user logs out manually from the app or is logged out due to inactivity.                                                                                                                                                                                                                                                                                                                                            |
| **Goal**                     | Logging out of the app.                                                                                                                                                                                                                                                                                                                                                                                                |
| **Preconditions**            | *None*                                                                                                                                                                                                                                                                                                                                                                                                                 |
| **Postconditions**           | <ul><li>User is logged out of the app.</li></ul>                                                                                                                                                                                                                                                                                                                                                                       |
| **Triggered by**             | <ul><li>User selects 'Logout' in [UC9.1 Show app menu](UC9.1_ShowAppMenu.md)</li><li>Inactivity monitoring runs continuously</li></ul>                                                                                                                                                                                                                                                                                 |
| **Additional Documentation** | *None*                                                                                                                                                                                                                                                                                                                                                                                                                 |
| **Possible errors**          | *None*                                                                                                                                                                                                                                                                                                                                                                                                                 |
| **Logical test cases**       | <ul><li>[LTC69 Manual logout from menu](../logical-test-cases.md#ltc69)</li><li>[LTC70 Logout due to inactivity](../logical-test-cases.md#ltc70)</li><li>[LTC71 Logout due to background timeout](../logical-test-cases.md#ltc71)</li><li>[LTC72 User confirms logout on inactivity prompt](../logical-test-cases.md#ltc72)</li><li>[LTC73 User dismisses inactivity prompt](../logical-test-cases.md#ltc73)</li></ul> |

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## Flow

| #       | Description                                                                                                                   | Next                                                 |
|---------|-------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------|
| **1**   | **PRIMARY SCENARIO**                                                                                                          |                                                      |
| **1.1** | **System determines (continuously) whether the user is (in)active**                                                           |                                                      |
| 1.1a    | Case: User is active within inactive_timeout (initially: 5 minutes)                                                           | End                                                  |
| 1.1b    | Case: User is inactive for more than inactive_timeout                                                                         | Go to: [UC2.3 Unlock the app](UC2.3_UnlockTheApp.md) |
| 1.1c    | Case: User is inactive for more than warning_timeout (initially: 40 seconds)                                                  | 1.2                                                  |
| 1.1d    | Case: App is backgrounded for less than background_timeout (initially: 5 minutes)                                             | End                                                  |
| 1.1e    | Case: App is backgrounded for more than background_timeout                                                                    | Go to: [UC2.3 Unlock the app](UC2.3_UnlockTheApp.md) |
| **1.2** | **System displays prompt 'Inactivity warning'**<ul><li>Are you still there?</li><li>Actions: Yes, continue & Logout</li></ul> |                                                      |
| 1.2a    | User selects Yes, continue                                                                                                    | End                                                  |
| 1.2b    | User selects Logout                                                                                                           | Go to: [UC2.3 Unlock the app](UC2.3_UnlockTheApp.md) |
| 1.2c    | Event: User does not respond within inactive_timeout                                                                          | Go to: [UC2.3 Unlock the app](UC2.3_UnlockTheApp.md) |
| **2**   | **USER LOGS OUT MANUALLY**                                                                                                    | Go to: [UC2.3 Unlock the app](UC2.3_UnlockTheApp.md) |