Use Case: Search Polls

Primary Actor: User

Goal in Context: The user wants to search for polls by tag, username, or keyword.

Preconditions:

• No preconditions are required for this use case.

Trigger: The user decides to look for a poll.

Main Success Scenario:

• The user selects the search option from the Prediction Polls app.
• The app displays the search page, which includes options to search by tag, username, or keyword.
• The user selects the desired search option.
• The user enters the search query into the search bar.
• The app searches the database for polls that match the search query.
• If a poll matches the search query, the app displays the poll as a result.
• If no polls match the search query, the app displays an empty result message.

Exceptions:

• If the user enters an invalid search query, the app displays an error message and prompts the user to try again.
• If the search function is temporarily unavailable, the app displays an error message and prompts the user to try again later.

Priority: Medium

Frequency of use: Frequent

Channels to Actor: The user interacts with the Prediction Polls app via a PC, smartphone, or tablet.