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User Stories

P0 Stories

  1. Product Definition (B) (Product)
  2. WareHouse Definition (B) (Stock)
  3. Procurement (B) (Stock)
  4. On Shelf (B) (Shelf)
  5. User Purchase (F) (Order)
  6. Delivery: export shipping orders (B) (Delivery)

P1+ Stories

  1. Supplier Definition (B) (Stock)
  2. Procurement：virtual (B) (Stock)
  3. Procurement：proxy (B) (Stock)
  4. Off Shelf (B) (Shelf)
  5. Auto Shelf (P2) (B) (Shelf)
  6. Procurement: real (B) (Shelf)
  7. Delivery:return ticket (B) (Delivery)

Other Stories

  1. Campaigns (BF) (Shelf?)
  2. Order: refund (BF) (Order)
  3. Order: cancel (F) (Order)
  4. Order: change address (F) (Order)
  5. add product to cart (F) (Order)
  6. pay for order -> brokerage calculation , user bill (F) (Order)
  7. User: set promoter level and relations (B) (User)
  8. User: owner change info (F) (User)
  9. User: withdraw brokerage (User)
  10. User: apply to be promoter (User)

Story Detail

0. Product Definition

mall operator create a new product

output entities

  • Product
    • sku

1. Procurement

purchasing clerk procure products from suppier，and put them into warehouse

commands

Procurement(timestamp,warehouse, List[ProcurementItem], origin_ticket_photo, supplier)

ProcurementItem: sku, price, amount

actions

increase the stock

output entities

  • Procurement (ActionTaken) [optional]
  • Stock (Status) product,sku,count,warehouse

2. On Shelf

mall operator make the product on shelf so that the product cound be sold during the specifeid time segment. mall operator also need to set the price of the product/sku. the price including all the price for different level of promoters, shipping fees(freight),

commands:

OnShelf(product,List[OnShelfItem],start_time,end_time)

OnShelfItem: sku,count,Price Price: price for all levels, origin price to show,freight

constraints:

  • count must less than total stock of all warehouse
  • if time is null, onshelf immediately

actions:

  • update OnShelf strategy (take effect at queries for onshelf products)
  • update OnShelfHistory [optional]

input entities

  • Stock

output entities

  • OnShelf (Status,strategy) : product(pk),state,start_time,end_time,location(normal|hot list|activity...),List[OnShelfItem]
    • OnShelfItem: sku,on_shelf_count,stock
  • OnShelfHistory (ActionTaken) [optional]

3. User view products on shelf

queries

products on shelf at this moment

input entities

  • OnShelf
  • Product

4. User click buy to review order

may recalculated by adjust the pay options

commands:

Order ReviewOrder(List[PurchaseItem],...)

PurchaseItem: product,sku,count

constraints

  • product is on shelf
  • onshelf stock is greater than 0
  • sku stock is greater than 0

actions

persist order(per user) to remeber what showed to user,especially prices calculate prices,including: total price,deductions,shipping price,pay price

input entities

  • Stock: product,sku,count,warehouse
  • OnShelf: price info
  • User: brokerage/integral/coupon for deduction

output entities

  • Order: user,address,pay method(wechat/balance),deduction method(brokerage/integral),deliver method,List[PurchaseItem]
    • PurchaseItem: product,sku,count,warehouse,shelf

published events

  • OrderCreated
    • check stock & onshelf (optional)

returns

Calculated order

5. User confirm order

user confirm the order

commands:

ConfirmOrder(orderId)

actions

  • found an warehouse which have enough stock,
  • place an order, link the order and the warehouse
  • decease the onshelf stock (OnShelfItem.stock)
  • decrease the stock of the warehouse
  • note: should do reverse operations when order has been canceled
  • wait user 30 min to pay

published events

  • OrderConfirmed
    • stock & onshelf decrease
    • user conpon,brokerage,integral dedeuction
    • reset cart

6. Delivery

mall operator export shipping orders for one warehouse.

Commands

ExportShippingOrders(warehouse,[carrier],isReExport*)

  • can support: regenerate deliveries when isReExport is true [optional]

actions

  • find paid orders in specfied time segment for one warehouse (and no Delivery already generated for these orders)
  • generate shipping orders(entity:Delivery) for orders, combine when nessesary (same address)

input entities

  • Orders

output entities

  • Delivery: warehouse,List[DeliveryItem],carrier,price,Destination
    • DeliveryItem: product/sku,count,order
    • Destination: address,name,phone

Bounded Contexts

totally using Object Oriented Methodolodge WeChatae29fbaa41b3968c5c736019fcceab8b