fix(demo): fix invalid input parsing error on text field

[scardanzan]

Summary by CodeRabbit

• New Features

  • Enhanced error handling for user input in the timer application.
  • Added notifications for invalid number entries, improving user experience.

• Improvements

  • Enforced immutability for certain UI components to prevent unintended modifications.

[coderabbitai]

Walkthrough

The changes in the SimpletimerDemo class focus on improving error handling for user input in the TextField event listener and enforcing immutability for the timerTitle variable. The modifications include implementing a try-catch block to manage invalid number inputs and ensuring that certain UI components remain immutable.

Changes

Files	Change Summary
src/test/java/com/flowingcode/vaadin/addons/simpletimer/SimpletimerDemo.java	Enhanced error handling in TextField event listener to manage invalid input and declared timerTitle as final for immutability.

Possibly related issues

• Handle invalid input in the TextField event listener in SimpletimerDemo #38: The changes directly address the issue of handling invalid input in the TextField event listener, which was previously not managed properly.

Poem

In a field where timers tick,
A rabbit hops, oh so quick!
With numbers now, no need to fret,
For errors caught, we won't forget.
Immutability brings a cheer,
A robust app, we hold dear! 🐇✨

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[coderabbitai]

Actionable comments posted: 0

Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

Commits

Files that changed from the base of the PR and between 6e52645 and c5d04a8.

Files selected for processing (1)

• src/test/java/com/flowingcode/vaadin/addons/simpletimer/SimpletimerDemo.java (2 hunks)

Additional context used

Learnings (1)

src/test/java/com/flowingcode/vaadin/addons/simpletimer/SimpletimerDemo.java (1)

Learnt from: javier-godoy
PR: FlowingCode/SimpleTimerAddon#37
File: src/test/java/com/flowingcode/vaadin/addons/simpletimer/SimpletimerDemo.java:57-60
Timestamp: 2024-07-01T16:30:45.825Z
Learning: When a user requests to create a new issue for an existing bug, include relevant context such as PR and comment links, a description of the issue, and a suggested fix if available.

Additional comments not posted (3)

src/test/java/com/flowingcode/vaadin/addons/simpletimer/SimpletimerDemo.java (3)

54-54: LGTM!

Declaring timerTitle as final enforces immutability, which is a good practice to prevent unintended modifications.

The code changes are approved.

---

58-63: LGTM!

The try-catch block captures exceptions that may arise when parsing the input value into a BigDecimal. If an exception occurs, a notification is displayed to the user, prompting them to enter a valid number. This improves the user experience by providing immediate feedback on input errors.

The code changes are approved.

---

118-120: LGTM!

The doubleDigitHours checkbox allows users to set double-digit hours on the timer. This addition enhances the functionality of the timer.

The code changes are approved.