v1.1.0 — HbA1c Estimation, Medication Tracking, UI Improvements

What's New in v1.1.0

HbA1c Estimation

• Estimate HbA1c from recent glucose records using the Nathan formula
• Display % in range (4.4-7.8 mmol/L) in statistics card
• Color-coded: green (<5.7%), orange (5.7-6.5%), red (>6.5%)

Medication Tracking

• Log medications with name, dosage, and notes
• Edit and delete with confirmation dialog
• Medication timestamps displayed in list
• Redesigned dialog to match Record Blood Sugar style

Improvements

• Smooth bezier curves in trend chart with gradient fill
• mmol/L ↔ mg/dL unit toggle
• Copy summary to clipboard for quick sharing
• 22 unit tests covering all core logic

Full Feature List

• 6 meal segments with automatic time inference
• Statistics summary (HbA1c + % in range + per-segment stats)
• Medication tracking (CRUD)
• PDF export with system share
• Trend chart (bezier curves, gradient fill)
• Chinese/English bilingual
• Fully offline, zero dependencies, WCAG AA accessible

v1.0.0 — Blood Sugar Tracking with Stats & PDF Export

What's New

• Blood sugar recording with 6 meal segments (auto-inferred by time)
• Statistics summary card (avg/max/min per meal segment)
• One-tap PDF report generation with system share (Bluetooth, email, print)
• Trend chart with month/year toggle
• Bilingual: Chinese (default) + English
• Large fonts and high contrast for elderly accessibility
• Fully offline — zero data collection, zero third-party dependencies

Story

My grandmother has diabetes and tracked her glucose in a handwritten notebook. As the pages piled up, finding old records became impossible. I built this app so she can record in one tap and generate a clean PDF report for her doctor.

Tech Stack

Kotlin + Jetpack Compose + Material 3 + Room | Zero third-party deps