aychew1229/non-cafe

Non-Cafe System (E.C): A modern, mobile-responsive web application designed for university students in Ethiopia to track and split shared meal expenses. Features Ethiopian Calendar support, individual cost summaries, and Excel export. # 🍲 Non-Cafe System (Ethiopian University Edition) A high-performance, mobile-first web application engineered specifically for Ethiopian university students. This system simplifies the complexity of "Non-Cafe" (off-campus) living by managing shared meal expenses, group finances, and local calendar tracking. **Launch Web App** --- ## 🚀 Core Features ### 📅 Cultural Integration * **Ethiopian Calendar (E.C.):** Native support for the local calendar system. All entries are automatically timestamped with the correct Ethiopian date. * **Smart Meal Context:** Detects the time of day to automatically suggest Breakfast, Lunch, or Dinner categories. ### 💰 Financial Management * **Smart Split Engine:** Automatically calculates individual shares down to the cent using a custom rounding-up algorithm. * **Dynamic Group Logic:** Add or remove members on the fly; the system recalculates debts instantly for every meal. * **Monthly Summary Dashboard:** A dedicated section showing individual grand totals and a breakdown of spending by location (e.g., Central, Amazon, Wude). ### 🔒 Privacy & Security * **Private Group Locking:** Create private group IDs with password protection powered by Firebase. * **Admin Controls:** Sensitive actions like deleting records or clearing history are protected by group-specific credentials. ### 📊 Data Portability * **Excel Export (.xlsx):** Generate professional spreadsheets for offline record-keeping. * **PDF Reports:** Download formatted summary reports for easy sharing via Telegram or WhatsApp. --- ## 🛠️ Technical Stack * **Frontend:** HTML5, CSS3 (Modern Flexbox/Grid), JavaScript (ES6+) * **Backend:** Firebase Realtime Database * **Libraries:** * `SheetJS (XLSX)`: Complex spreadsheet generation. * `jsPDF & AutoTable`: PDF report engine. * `QRCode.js`: Instant group sharing logic. * **UI/UX:** Custom modern design with a mobile-first responsive layout. --- ## 📖 How to Use 1. **Join/Create a Group:** Enter a unique Group ID. If it's a …