Coffee Tracker

Coffee Tracker helps you maintain healthy caffeine habits through real-time tracking and intelligent insights. Built with clean MVVM architecture, it tracks caffeine from coffee, tea, energy drinks, and other sources while providing warnings based on WHO's recommended 400mg daily limit.

Preview

Use Cases

• 📊 Real-time daily caffeine tracking with visual progress
• ⚠️ Smart health warnings (400mg limit)
• 📈 Weekly statistics and trend analysis
• ☕ 21 pre-configured drinks across 4 categories
• ⭐ Favorites system for quick logging
• 🎯 Clean MVVM architecture for performance

Technology

Stack

Languages: ArkTS, ArkUI
Frameworks: HarmonyOS SDK 5.1.0
Tools: DevEco Studio 6.0.0
Libraries/Kits:

• @ohos.data.preferences
• @ohos.events.emitter

Directory Structure

entry/src/main/
 ├── ets
 │   ├── model/
 │   │   ├── CaffeineModels.ets
 │   ├── pages/
 │   │   ├── Index.ets
 │   │   ├── CustomCaffeine.ets 
 │   │   ├── StatisticsPage.ets
 │   │   └── AddCaffeine.ets
 │   ├── repository
 │   │   ├── CaffeineRepository.ets
 │   ├── viewmodel/
 │   │   ├── CaffeineViewModel.ets
 │   └── resources/
 │       └── module.json5
 │   
 └── resources/base/profile/route_map.json

Constraints and Restrictions

Supported Device

• Huawei Watch 5

License

Coffee Tracker is distributed under the terms of the MIT License.
See the LICENSE file for more information.