vald.extractor 0.1.0

Initial Release

First CRAN submission of vald.extractor package.

Core Features

• Fault-Tolerant Data Extraction
  • fetch_vald_batch(): Chunked trial extraction with configurable batch sizes
  • Automatic error logging without halting entire extraction
  • Support for large datasets (5000+ tests)
• Metadata Management
  • fetch_vald_metadata(): OAuth2 authentication for profiles and groups
  • standardize_vald_metadata(): Unnest group memberships and create unified athlete records
  • classify_sports(): Automated sports taxonomy with 15+ sport patterns
  • patch_metadata(): Import corrections from Excel/CSV files
• Data Transformation
  • split_by_test(): Split wide-format data by test type with suffix removal
  • Generic programming support for DRY analysis code
  • Automatic handling of multiple test types (CMJ, DJ, ISO, etc.)
• Analysis & Visualization
  • summary_vald_metrics(): Generate grouped summary statistics
  • plot_vald_trends(): Longitudinal trend visualization
  • plot_vald_compare(): Cross-sectional group comparisons
  • Professional ggplot2 themes

Documentation

• Comprehensive vignette: “End-to-End Pipeline: From API to Multi-Sport Analysis”
• Complete roxygen2 documentation for all exported functions
• Detailed README with use cases and comparison to manual workflow

Package Infrastructure

• CRAN-compliant DESCRIPTION with proper dependencies
• MIT license
• .Rbuildignore and .gitignore configurations
• Modular code structure (fetch.R, metadata.R, transform.R, visualize.R, utils.R)