Add subproduction

__init__.py

@@ -19,6 +19,8 @@ def register():
         production.ProductionDetailedStart,
         production.ProcessProductionAsyncStart,
         production.ProductionCost,
+        production.SubProduction,
+        production.SubProductionIn,
         account.Move,
         stock.Move,
         ir.Cron,

bom.py

@@ -12,6 +12,7 @@ class BOM(metaclass=PoolMeta):
     __name__ = 'production.bom'
     direct_costs = fields.One2Many('production.bom.direct_cost', 'bom',
         'Direct Costs')
+    is_subproduction = fields.Boolean('Is Subproduction')
 
     @classmethod
     def calc_cost_ldm(cls):

production.py

@@ -1,6 +1,7 @@
-# This file is part of Tryton.  The COPYRIGHT file at the top level of
+# 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 decimal import Decimal
+from datetime import date
 
 from trytond.pool import PoolMeta, Pool
 from trytond.model import fields, ModelView, ModelSQL
@@ -23,6 +24,40 @@ def round_dec(number):
     return Decimal(number.quantize(Decimal('.01')))
 
 
+class SubProduction(ModelSQL, ModelView):
+    "Sub Production"
+    __name__ = "production.sub"
+    production = fields.Many2One('production', 'Production', required=True,
+        ondelete='CASCADE')
+    product = fields.Many2One('product.product', 'Product', required=True)
+    effective_date = fields.Date('Effect. Date', required=True)
+    quantity = fields.Float('Quantity', required=True)
+    inputs = fields.One2Many('production.sub.in', 'sub', 'Sub. Inputs')
+    employee = fields.Many2One('company.employee', 'Employee')
+    state = fields.Selection([
+            ('draft', 'Draft'),
+            ('in_progress', 'In progress'),
+            ('finished', 'Finished'),
+            ('cancelled', 'Canceled'),
+        ], 'State', select=True)
+    notes = fields.Char('Notes')
+
+    @staticmethod
+    def default_effective_date():
+        return date.today()
+
+
+class SubProductionIn(ModelSQL, ModelView):
+    "Sub Production In"
+    __name__ = "production.sub.in"
+    sub = fields.Many2One('production.sub', 'Production Sub', required=True,
+        ondelete='CASCADE')
+    product = fields.Many2One('product.product', 'product', required=True)
+    move = fields.Many2One('stock.move', 'Move')
+    quantity = fields.Float('Quantity', required=True)
+    notes = fields.Char('Notes')
+
+
 class Production(metaclass=PoolMeta):
     __name__ = 'production'
     _analytic_dom = [
@@ -42,6 +77,7 @@ class Production(metaclass=PoolMeta):
     warehouse_target = fields.Many2One('stock.location', 'Warehouse Target',
         domain=[('type', '=', 'warehouse')])
     warehouse_moves = fields.One2Many('stock.move', 'origin', 'Warehouse Moves')
+    subs = fields.One2Many('production.sub', 'production', 'Sub Productions')
     costs = fields.One2Many('production.cost', 'production', 'Costs')
     material_costs = fields.Numeric('Material Costs', digits=(16, 2),
         states={'readonly': True})
@@ -68,6 +104,52 @@ class Production(metaclass=PoolMeta):
         'Analytic Account Indirect', domain=_analytic_dom)
     analytic_account_services = fields.Many2One('analytic_account.account',
         'Analytic Account Services', domain=_analytic_dom)
+    subproductions = fields.One2Many('production.sub', 'production',
+        'Sub-Productions')
+
+    @classmethod
+    def __setup__(cls):
+        super(Production, cls).__setup__()
+        cls._buttons.update({
+            'generate_sub': {
+                'invisible': Eval('state').in_(['done']),
+            }
+        })
+
+    @classmethod
+    @ModelView.button
+    def generate_sub(cls, records):
+        pool = Pool()
+        BOMOutput = pool.get('production.bom.output')
+        Sub = pool.get('production.sub')
+        to_create = []
+        for pcc in records:
+            for input in pcc.inputs:
+                outputs = BOMOutput.search([
+                    ('product', '=', input.product.id),
+                    ('bom.is_subproduction', '=', True),
+                ])
+                if not outputs:
+                    continue
+
+                output = outputs[0]
+                to_create = {
+                    'production': pcc.id,
+                    'product': input.product.id,
+                    'quantity': input.quantity,
+                    'state': 'draft',
+                }
+
+                _inputs_to_create = []
+                for _input in output.bom.inputs:
+                    _inputs_to_create.append({
+                        'product': _input.product.id,
+                        'quantity': _input.quantity * input.quantity,
+                    })
+                to_create['inputs'] = [('create', _inputs_to_create)]
+
+                if to_create:
+                    Sub.create([to_create])
 
     @staticmethod
     def default_warehouse_origin():
@@ -333,7 +415,7 @@ class Production(metaclass=PoolMeta):
     def on_change_inputs(self, name=None):
         res = []
         for _input in self.inputs:
-            quantity = _input.quantity if _input.quantity else 0
+            quantity = _inputsetup.quantity if _input.quantity else 0
             cost_price = _input.product.cost_price if _input.product else 0
             res.append(Decimal(quantity) * cost_price)
         self.material_costs = sum(res)

production.xml

@@ -4,6 +4,27 @@ this repository contains the full copyright notices and license terms. -->
 <tryton>
     <data>
 
+      <record model="ir.ui.view" id="production_sub_view_tree">
+          <field name="model">production.sub</field>
+          <field name="type">tree</field>
+          <field name="name">production_sub_tree</field>
+      </record>
+      <record model="ir.ui.view" id="production_sub_view_form">
+          <field name="model">production.sub</field>
+          <field name="type">form</field>
+          <field name="name">production_sub_form</field>
+      </record>
+      <record model="ir.ui.view" id="production_sub_in_view_tree">
+          <field name="model">production.sub.in</field>
+          <field name="type">tree</field>
+          <field name="name">production_sub_in_tree</field>
+      </record>
+      <record model="ir.ui.view" id="production_sub_in_view_form">
+          <field name="model">production.sub.in</field>
+          <field name="type">form</field>
+          <field name="name">production_sub_in_form</field>
+      </record>
+
       <record model="ir.ui.view" id="production_view_form">
           <field name="model">production</field>
           <field name="inherit" ref="production.production_view_form"/>

view/bom_form.xml

@@ -2,6 +2,11 @@
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
 this repository contains the full copyright notices and license terms. -->
 <data>
+
+    <xpath expr="/form/field[@name='active']" position="after">
+      <label name="is_subproduction"/>
+      <field name="is_subproduction"/>
+    </xpath>
     <xpath expr="/form/notebook/page[@id='lines']" position="after">
       <page string="Related Costs" id="page_related_costs">
         <field name="direct_costs" colspan="4"/>

view/production_form.xml

@@ -20,6 +20,10 @@ this repository contains the full copyright notices and license terms. -->
         <field name="analytic_account" widget="selection"/>
     </xpath>
     <xpath expr="/form/notebook/page[@id='other']" position="after">
+      <page string="Sub Productions" id="sub_productions">
+        <button name="generate_sub" string="Gen. Subs" icon="tryton-board"/>
+        <field name="subs" colspan="4"/>
+      </page>
       <page string="Stock Moves" id="warehouse_stock_moves">
         <field name="warehouse_moves" colspan="4"/>
       </page>

view/production_sub_form.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0"?>
+<!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
+this repository contains the full copyright notices and license terms. -->
+<form>
+    <label name="effective_date"/>
+    <field name="effective_date"/>
+    <label name="product"/>
+    <field name="product"/>
+    <label name="quantity"/>
+    <field name="quantity"/>
+    <label name="employee"/>
+    <field name="employee"/>
+    <label name="notes"/>
+    <field name="notes"/>
+    <label name="state"/>
+    <field name="state"/>
+    <field name="inputs" colspan="4"/>
+</form>

view/production_sub_in_form.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0"?>
+<!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
+this repository contains the full copyright notices and license terms. -->
+<form>
+    <label name="product"/>
+    <field name="product"/>
+    <label name="quantity"/>
+    <field name="quantity"/>
+    <label name="notes"/>
+    <field name="notes"/>
+    <label name="move"/>
+    <field name="move"/>
+</form>

view/production_sub_in_tree.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0"?>
+<!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
+this repository contains the full copyright notices and license terms. -->
+<tree editable="1">
+  <field name="effective_date" expand="1"/>
+  <field name="product" expand="1"/>
+  <field name="quantity" expand="1"/>
+  <field name="move" expand="1"/>
+  <field name="notes" expand="1"/>
+</tree>

view/production_sub_tree.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0"?>
+<!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
+this repository contains the full copyright notices and license terms. -->
+<tree editable="1">
+  <field name="effective_date" expand="1"/>
+  <field name="product" expand="1"/>
+  <field name="quantity" expand="1"/>
+  <field name="notes" expand="1"/>
+  <field name="employee" expand="1"/>
+  <field name="state" expand="1"/>
+</tree>