Danhai LRT App

Danhai LRT App is a lightweight real-time transit tracker and visitor guide for Taiwan's Danhai Light Rail Transit (Green Mountain & Blue Ocean Lines), available on both the Apple App Store and Google Play. Built with React Native and Expo (SDK 58), the app was developed end-to-end using an AI-assisted development workflow.

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[Key Features]

• Live Train Departures: Real-time countdowns, train positions, and arrival estimates across both directions. Adjusted departure handling for terminal stations (Hongshulin, Kanding, Fisherman's Wharf) to prevent stopped trains from being misidentified as approaching.
• Dynamic Island & Lock Screen Tracking: Supports iOS Live Activities (Dynamic Island & Lock Screen) and Android ongoing notifications, showing departure countdowns at a glance without opening the app.
• Home Screen Widgets: Native iOS WidgetKit and Android widgets (Small, Medium, Large) displaying scheduled departure times and operating status.
• Taipei Metro Transfer: Integrated real-time departure times for Taipei Metro Tamsui-Xinyi Line (R27) at Hongshulin Station.
• Interactive Route Map & Jimmy Liao Art Guide: Interactive map covering all 14 stations, alongside photos and introductions for the 11 Jimmy Liao public art installations along the Green Mountain Line.
• Fare Calculator & Timetable: Integrated fare calculator (regular, concession, child, bus transfer) and first/last train schedules.
• Tablet & Foldable Support: Adaptive two-column layout and map drawer panel for tablets and foldable screens.
• Multilingual Support & Edge Caching: Available in Traditional Chinese, English, Japanese, and Korean, with Cloudflare Workers handling API proxying and caching.