Washly

Customer App (Flutter)

• Sign in with OTP by SMS or email (no password)
• Service catalogue: wash & fold
• clean & press
• dry cleaning
• home care
• shoes & bags with per-item prices
• Order with collection/delivery time slots
• address book with map pin
• driver instructions
• Promo codes
• coupons with wallet cashback
• wallet balance and top-up
• Card payment and Apple Pay through hosted payment page
• Live order status
• proof-of-collection and proof-of-delivery photos
• invoices (PDF)
• Push notifications (Firebase)
• support tickets
• FAQ

Driver App (Flutter)

• Jobs for today: collections and deliveries assigned to the driver
• Status updates (collected
• delivered
• attempt failed with reason)
• Proof photos with bag
• hanger and package counts
• Navigation to customer's address (Google Maps)
• Push notifications for new assignments

Admin Panel (ASP.NET Core MVC)

• Dashboard with order and customer statistics (stored procedure DashBoardStatistics)
• Orders: list
• search
• edit
• invoice (PDF)
• receipt
• assign drivers
• bulk item upload from Excel
• Service catalogue: categories
• groups
• items
• bags
• promo codes
• coupons
• Drivers: list
• create
• schedule
• performance reports
• Customers: list
• details
• transaction history
• wallet top-up
• Corporate accounts (Businesses): employees
• orders
• invoices
• Areas
• delivery charges
• time slots
• unavailable days
• Staff users with role-based page access (39 pages
• read/save/update/delete per role)
• Reports: revenue
• sales
• customer
• driver
• payment (Excel export with ClosedXML)
• Push notifications to customers and drivers
• Settings: onboarding screens
• terms & conditions
• FAQ
• landing page HTML

REST API (62 endpoints)

• Public: catalogue (areas
• bags
• items
• service categories
• time slots)
• onboarding screens
• FAQ
• Sign-in: OTP request and verify (SMS/email)
• JWT token issue (30 days)
• Orders: place
• list
• details
• cancel
• rate
• proof photos
• Payments: saved cards
• Apple Pay
• wallet top-up
• hosted payment page ticket issue
• User: profile
• address book
• wallet balance
• transactions
• Driver: assigned jobs
• status update
• proof upload
• schedule
• Business employee: login
• items
• place order
• Ownership guards: every userId
• customerId
• driverId
• orderId checked against caller's identity

Payment Integration

• Mastercard Payment Gateway Services (API v71
• Apple Pay v100)
• Hosted payment pages with signed tickets (JWT
• 30 min
• one user)
• Saved cards (tokenization
• last 4 digits
• brand
• expiry)
• Apple Pay (merchant id in 3 files: Info.plist
• Runner.entitlements
• apple_pay_config.json)
• Wallet top-up and cashback from coupons
• Refunds (PaymentGateWayService.RefundsAndCards.cs)
• Payment reports with Excel export

Database (SQL Server)

• 62 tables
• 38 foreign keys
• 151 indexes (62 primary + 89 others)
• Every foreign key column has an index (verified by query in database/README.md
• Cascade deletes only for owned rows (order logs
• payments
• proof photos
• time slots
• role permissions)
• Soft deletes for business data (Status = 2)
• no hard deletes
• 10 stored procedures for reports and lists (DashBoardStatistics
• GetOrdersByFilter
• GetRevenueReport
• GetSalesReport
• GetUsers
• SearchCustomers
• etc.)
• No dynamic SQL: EF Core LINQ for single-entity work
• Dapper with named parameters for lists
• ORDER BY from fixed dictionary (SqlSort.cs)
• PBKDF2 password hashes with check constraint (CK_Users_Password_IsHash)
• One EF Core migration (InitialCreate)
• schema.sql matches it

Security & Access Control

• Admin panel: cookie sign-in (staff roles only)
• 8-hour session with sliding expiration
• Mobile API: JWT bearer tokens (30 days)
• issued after OTP verification
• OTP: 4 digits
• 5 minutes expiry
• 5 max attempts
• demo codes for testing
• Roles: Super Admin
• Admin
• Driver
• Customer
• Business Employee (AppRoles.cs)
• AdminPageAccessFilter: 39 pages with read/save/update/delete rights per role
• ApiOwnershipFilter: customers and drivers can only access their own records (userId
• orderId checked)
• OwnershipGuard: service methods verify caller's identity before data access
• Rate limiting: 10 sign-in attempts per minute per client address
• PBKDF2 password hashing (PasswordService.cs)
• app users sign in by OTP and have NULL password

Notifications & Communication

• Firebase Cloud Messaging for push notifications (customer and driver apps)
• SMS gateway integration (configurable
• disabled by default
• Sms:Enabled in appsettings)
• Email (SMTP
• configurable
• Smtp:Enabled
• templates in Areas/Admin/Views/Email/
• Push notification screens in admin panel (CustomerPushNotification
• DriverPushNotification)
• Order status change notifications (OrderService.cs)
• Support tickets (UserReportsAndHelp)

Reports & Analytics

• Dashboard statistics: orders
• customers
• revenue (stored procedure DashBoardStatistics)
• Revenue report: date range
• area
• service category
• Excel export (GetRevenueReport)
• Sales report: date range
• customer
• driver
• Excel export (GetSalesReport)
• Customer report: orders
• spending
• last order date (GetUsers)
• Driver report: collections
• deliveries
• performance
• Payment report: transactions
• gateway
• wallet
• Excel export
• Order report: combined report with filters OrderReport/Index.cshtml
• Excel export with ClosedXML (ClosedXML 0.105.1)

Configuration & Deployment

• Docker Compose: web (ASP.NET Core)
• db (SQL Server 2019)
• init-db.sh runs schema.sql and seed.sql
• Environment variables: JWT key
• MSSQL password
• site URL
• OTP log codes (.env.example)
• appsettings.json: JWT
• OTP
• SMS
• SMTP
• payment gateway
• PDF
• branding
• CORS
• Flutter build-time config: API_BASE_URL
• GOOGLE_MAPS_API_KEY
• SUPPORT_WHATSAPP
• SUPPORT_EMAIL (--dart-define)
• Firebase setup: google-services.json (Android)
• GoogleService-Info.plist (iOS) for both apps
• Release signing: key.properties (Android)
• Xcode team (iOS)
• Launcher icons: flutter_launcher_icons.yaml
• source images in assets/