Not enough stock
- Trigger
- The customer tries to add or order more units than are available.
- System response
- Shows a clear warning with the available quantity and does not allow exceeding it – in the cart and again at checkout.
Business processes
From the first click to delivery
The main sales process of EDEM BEAUTY, who performs each step, how information moves between participants and what happens when something goes wrong.
Main sales process
Step-by-step flowchart
Colours show which participant performs the step.
- Customer
- System
- Payment Provider
- Order Manager
- Delivery Service
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Customer
Opens the catalog
Visits the store from a computer, tablet or smartphone.
-
Customer
Searches and filters
By name, brand, category or other characteristics.
-
System
Shows description, price and stock
Data comes from the database and is always current.
-
Customer
Adds items to the cart
The total is recalculated; stock limits apply.
-
Customer
Enters contact details and address
Name, phone, email and delivery address.
-
Customer
Chooses delivery and payment, confirms
Courier, post or pickup; online card or cash on delivery.
-
System
Saves the order with a unique number
Checks stock and data again, reserves items and shows the status.
-
Payment Provider
Processes the online payment
Returns the confirmed result, which the system stores.
-
Order Manager
Checks and processes the order
Verifies items, contact data and payment status.
-
Order Manager
Prepares the shipment
Picks, packs and labels the parcel.
-
Delivery Service
Receives data and delivers
Brings the parcel to the customer’s address.
-
System
Shows the latest saved status
The customer always sees the last confirmed status.
Decision point after step 7: step 8 happens only for online payment. With cash on delivery, the order goes straight to the order manager and is paid when the parcel is received.
Information flow
Who sends what to whom
Each message spans the lanes of its sender and receiver. The system sits in the middle of every exchange.
- Customer → System Search query, selected products, cart contents
- System → Customer Prices, descriptions, live stock, cart total
- Customer → System Contact data, address, delivery and payment method
- System → Customer Unique order number and status “Created”
- System → Payment Provider Payment request: order number and amount
- Payment Provider → System Confirmed result: paid, declined or cancelled
- System → Order Manager New order with items and payment status
- Order Manager → System Status updates: Processing, Shipped
- Order Manager → Delivery Service Parcel and delivery data
- Delivery Service → System Delivery confirmation
- System → Customer Latest confirmed status: “Delivered”
Alternative scenarios
When something does not go as planned
Payment declined or cancelled
- Trigger
- The payment provider returns “declined”, or the customer cancels the payment.
- System response
- The order is saved but not shown as paid. The customer is offered to retry or choose another payment method.
No delivery information
- Trigger
- The delivery service does not send a status update.
- System response
- Keeps the last confirmed status and never creates unconfirmed updates, so the customer sees reliable information.
Order statuses
Interactive status tracker
Select a status to see who sets it and what it means for the customer.
Created
Select a status above to see its details.
Development lifecycle
Seven stages of the system’s life
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Analysis
Study the store’s processes, users and requirements.
-
Design
Architecture, database model, interface prototypes.
-
Development
Build modules and integrate payment and delivery.
-
Testing
Check every goal against its acceptance criterion.
-
Deployment
Launch on the cloud server with HTTPS and backups.
-
Maintenance
Fix errors, update content, add improvements.
-
Retirement
Archive data securely and migrate to a successor.
Walk an order through this process
Place an order as a customer, then switch to the Order Manager view and move it all the way to “Delivered”.