Confirmed

modules/purchase_trade/purchase.py

@@ -1,7 +1,7 @@
 # This file is part of Tryton.  The COPYRIGHT file at the top level of
 # this repository contains the full copyright notices and license terms.
 from functools import wraps
-from trytond.model import ModelSingleton, ModelSQL, ModelView, fields
+from trytond.model import ModelSingleton, ModelSQL, ModelView, Workflow, fields
 from trytond.i18n import gettext
 from trytond.report import Report
 from trytond.pool import Pool, PoolMeta
@@ -264,11 +264,32 @@ class PurchaseCrop(ModelSQL,ModelView):
 class Purchase(metaclass=PoolMeta):
     __name__ = 'purchase.purchase'
 
+    @classmethod
+    def __setup__(cls):
+        super().__setup__()
+        cls._transitions.discard(('confirmed', 'processing'))
+        cls._buttons['process'] = {
+            'invisible': True,
+            'depends': ['state'],
+            }
+
     @classmethod
     @ModelView.button
+    @Workflow.transition('confirmed')
     def confirm(cls, purchases):
-        # Confirm is disabled in Trad'ON; keep the record in quotation.
+        pool = Pool()
-        pass
+        Line = pool.get('purchase.line')
+        cls.set_purchase_date(purchases)
+        lines = list(sum((p.lines for p in purchases), ()))
+        Line._validate(lines, ['unit_price'])
+        cls.store_cache(purchases)
+
+    @classmethod
+    @ModelView.button
+    def process(cls, purchases):
+        purchases = [p for p in purchases if p.state != 'confirmed']
+        if purchases:
+            super().process(purchases)
 
     btb = fields.Many2One('back.to.back',"Back to back")
     charter_conditions = fields.One2Many(

modules/purchase_trade/sale.py

@@ -1,6 +1,6 @@
 # This file is part of Tryton.  The COPYRIGHT file at the top level of
 # this repository contains the full copyright notices and license terms.
-from trytond.model import fields
+from trytond.model import fields, Workflow
 from trytond.pool import Pool, PoolMeta
 from trytond.pyson import Bool, Eval, Id, If, PYSONEncoder
 from trytond.model import (ModelSQL, ModelView)
@@ -229,11 +229,28 @@ class Lot(metaclass=PoolMeta):
 class Sale(metaclass=PoolMeta):
     __name__ = 'sale.sale'
 
+    @classmethod
+    def __setup__(cls):
+        super().__setup__()
+        cls._transitions.discard(('confirmed', 'processing'))
+        cls._buttons['process'] = {
+            'invisible': True,
+            'depends': ['state'],
+            }
+
     @classmethod
     @ModelView.button
+    @Workflow.transition('confirmed')
     def confirm(cls, sales):
-        # Confirm is disabled in Trad'ON; keep the record in quotation.
+        cls.set_sale_date(sales)
-        pass
+        cls.store_cache(sales)
+
+    @classmethod
+    @ModelView.button
+    def process(cls, sales):
+        sales = [s for s in sales if s.state != 'confirmed']
+        if sales:
+            super().process(sales)
 
     btb = fields.Many2One('back.to.back',"Back to back")
     charter_conditions = fields.One2Many(