Add Percentage Calculation

[ancharbo]

✨ Add Percentage Calculation Utility

📄 Description

We need a utility function to calculate percentages within the PowerBI JavaScript library. This utility will streamline scenarios where percentage calculations are needed, such as:

• 📊 Rendering percentage-based visualizations.
• ⏳ Displaying progress indicators.
• 📈 Calculating relative metrics for data processing.

🛠️ Requirements

• Add a function to calculate percentages based on a part and a total.
• Ensure the function:
  • Returns 0 if the total is 0. 🛑
  • Handles edge cases gracefully. ✅
• Place the function in the appropriate utilities or helper file. 📂

✅ Acceptance Criteria

• 🖋️ A fully implemented calculatePercentage utility function.
• 🧪 Comprehensive unit tests validating its functionality written in Jest.
• 📝 Clear and concise documentation accompanying the function.

💡 Rationale

This utility will:

• 🧹 Improve code reusability and readability.
• 🚀 Reduce redundancy in calculating percentages across the codebase.
• 🛡️ Ensure consistent implementation of percentage logic.

🔥 Priority

Medium

🔍 Additional Notes

• Ensure the function adheres to existing code style and patterns within the repository. 🎨
• Maintain clarity and simplicity to support future enhancements. 📈