SalesOrder.coffee in stockor-0.2

- old
+ new
@@ -1,35 +1,72 @@
 class Skr.Models.SalesOrder extends Skr.Models.Base
 
     props:
-        id:                 {"type":"integer","required":true}
-        visible_id:         {"type":"integer","required":true}
-        customer_id:        {"type":"integer","required":true}
-        location_id:        {"type":"integer","required":true}
-        shipping_address_id:{"type":"integer","required":true}
-        billing_address_id: {"type":"integer","required":true}
-        terms_id:           {"type":"integer","required":true}
-        order_date:         {"type":"any","required":true}
-        state:              {"type":"integer"}
-        is_revised:         {"type":"boolean","required":true,"default":"false"}
-        hash_code:          {"type":"string","required":true}
-        ship_partial:       {"type":"boolean","required":true,"default":"false"}
+        id:                 {type:"integer"}
+        visible_id:         {type:"visible_id"}
+        customer_id:        {type:"integer"}
+        location_id:        {type:"integer", default: ->
+            Skr.Models.Location.default.id
+        }
+        shipping_address_id:{type:"integer"}
+        billing_address_id: {type:"integer"}
+        terms_id:           {type:"integer"}
+        order_date:         {type:"date", default: ->
+            new Date
+        }
+        state:              {type:"integer"}
+        is_revised:         {type:"boolean", default:false}
+        hash_code:          {type:"string"}
+        ship_partial:       {type:"boolean", default:false}
+        form:               "string"
         po_num:             "string"
-        notes:              "string"
+        notes:              {type: "string"}
         options:            "any"
 
+    mixins: [ 'PrintSupport', 'HasVisibleId' ]
+
+    # optional attributes from details view
+    session:
+        customer_code:      {type:"string"}
+        order_total:        {type:"bigdec"}
+
+    derived:
+        total: deps: ['order_total'], fn: ->
+            @order_total or @lines.reduce( (t, l) ->
+                t.plus(l.total)
+            , _.bigDecimal(0))
+
     enums:
         state:
             open: 1
             complete: 5
             canceled: 9
 
     associations:
-        customer:         { model: "Customer" }
-        location:         { model: "Location" }
-        terms:            { model: "PaymentTerm" }
-        billing_address:  { model: "Address" }
-        shipping_address: { model: "Address" }
-        lines:            { collection: "SoLine" }
-        skus:             { collection: "Sku" }
-        pick_tickets:     { collection: "PickTicket" }
-        invoices:         { collection: "Invoice" }
+        customer:         { model: "Customer", required: true }
+        location:         { model: "Location", required: true, default: ->
+            Skr.Models.Location.all.get(@location_id) if @location_id
+        }
+        terms:            { model: "PaymentTerm"  }
+        billing_address:  { model: "Address"      }
+        shipping_address: { model: "Address"      }
+
+        invoices:         { collection: "Invoice",    inverse: 'sales_order' }
+        lines:            { collection: "SoLine",     inverse: 'sales_order', fk: 'sales_order_id',  }
+        pick_tickets:     { collection: "PickTicket", inverse: 'sales_order' }
+
+    events:
+        'change:customer': 'onCustomerChange'
+        'lines add remove change:total': 'onTotalChange'
+
+    onTotalChange: ->
+        @trigger('change', @, {})
+        @unCacheDerived('total')
+        @unset('order_total')
+
+    onCustomerChange: ->
+        return unless @isNew()
+        associations = ['billing_address', 'shipping_address']
+
+        @customer.withAssociations(associations).then =>
+            for name in associations
+                @associations.replace(@, name, @customer[name])