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prozentwerte begonnen

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Frederik Jaeckel 2022-11-24 23:17:44 +01:00
parent 5587bfea3a
commit 57cb06d60e
5 changed files with 255 additions and 4 deletions
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129
asset.py
View file

@ -10,8 +10,9 @@ from trytond.pyson import Eval, Bool, And
from trytond.report import Report
from decimal import Decimal
from datetime import time
from sql.functions import CurrentTime
from sql.functions import CurrentTime, CurrentDate
from sql.conditionals import Case
from sql import Literal
class Asset(ModelSQL, ModelView):
@ -79,6 +80,28 @@ class Asset(ModelSQL, ModelView):
readonly=True),
'on_change_with_updtneeded', searcher='search_updtneeded')
# percentage change
change_today = fields.Function(fields.Numeric(string='Previous Day',
help='percentage change in value compared to the previous day',
readonly=True, digits=(16,1)),
'get_percentage_change')
change_month = fields.Function(fields.Numeric(string='1 Month',
help='percentage change in value compared to last month',
readonly=True, digits=(16,1)),
'get_percentage_change')
change_3month = fields.Function(fields.Numeric(string='3 Months',
help='percentage change in value during 3 months',
readonly=True, digits=(16,1)),
'get_percentage_change')
change_6month = fields.Function(fields.Numeric(string='6 Months',
help='percentage change in value during 6 months',
readonly=True, digits=(16,1)),
'get_percentage_change')
change_12month = fields.Function(fields.Numeric(string='1 Year',
help='percentage change in value during 1 year',
readonly=True, digits=(16,1)),
'get_percentage_change')
@classmethod
def default_currency(cls):
""" currency of company
@ -101,6 +124,105 @@ class Asset(ModelSQL, ModelView):
"""
return 4
@classmethod
def get_percentage_sql(cls, table_asset):
""" get table for percentages and dates
"""
pool = Pool()
Rate = pool.get('investment.rate')
tab_rate_today = Rate.__table__()
tab_rate_1day = Rate.__table__()
tab_rate_1month = Rate.__table__()
tab_rate_3month = Rate.__table__()
context = Transaction().context
query_date = context.get('qdate', CurrentDate())
query_today = table_asset.join(tab_rate_today,
condition=table_asset.id==tab_rate_today.asset,
).select(
table_asset.id,
tab_rate_today.date,
tab_rate_today.rate,
distinct_on=[table_asset.id],
order_by=[table_asset.id, tab_rate_today.date.desc],
where=tab_rate_today.date <= query_date,
)
query = query_today.join(tab_rate_1day,
# select newest date from yesterday until 3 days old
condition=(query_today.id==tab_rate_1day.asset) & \
(query_today.date > tab_rate_1day.date) & \
(query_today.date < tab_rate_1day.date + Literal(3)),
type_ = 'LEFT OUTER',
).join(tab_rate_1month,
# select newest date from 1 month ago until +3 days old
condition=(query_today.id==tab_rate_1month.asset) & \
(query_today.date > tab_rate_1month.date + Literal(30)) & \
(query_today.date < tab_rate_1month.date + Literal(33)),
type_ = 'LEFT OUTER',
).select(
query_today.id,
query_today.date,
Case(
((tab_rate_1day.rate != None) & (query_today.rate != None) & \
(tab_rate_1day.rate != Literal(0.0)),
query_today.rate * Literal(100.0) / tab_rate_1day.rate - Literal(100.0)),
else_ = None,
).as_('day1'),
Case(
((tab_rate_1month.rate != None) & (query_today.rate != None) & \
(tab_rate_1month.rate != Literal(0.0)),
query_today.rate * Literal(100.0) / tab_rate_1month.rate - Literal(100.0)),
else_ = None,
).as_('month1'),
distinct_on=[query_today.id],
order_by=[
query_today.id,
tab_rate_1day.date.desc,
tab_rate_1month.date.desc,
],
)
return query
@classmethod
def get_percentage_change(cls, assets, names):
""" get percentage per period
"""
pool = Pool()
Asset = pool.get('investment.asset')
tab_asset = Asset.__table__()
cursor = Transaction().connection.cursor()
tab_percent = cls.get_percentage_sql(tab_asset)
query = tab_percent.select(
tab_percent.id,
tab_percent.day1,
tab_percent.month1,
where=tab_percent.id.in_([x.id for x in assets]),
)
cursor.execute(*query)
records = cursor.fetchall()
result = {x:{y.id: None for y in assets} for x in names}
for record in records:
values = {
'change_today': record[1].quantize(Decimal('0.1')) \
if record[1] is not None else None,
'change_month': record[2].quantize(Decimal('0.1')) \
if record[2] is not None else None,
'change_3month': None,
'change_6month': None,
'change_12month': None,
}
for name in names:
result[name][record[0]] = values[name]
print('-- result:', result)
return result
@classmethod
def get_rate_data(cls, assets, names):
""" get date and rate of asset
@ -219,13 +341,12 @@ class Asset(ModelSQL, ModelView):
pool = Pool()
Asset2 = pool.get('investment.asset')
Rate = pool.get('investment.rate')
IrDate = pool.get('ir.date')
tab_asset = Asset2.__table__()
tab_rate = Rate.__table__()
Operator = fields.SQL_OPERATORS[clause[1]]
context = Transaction().context
query_date = context.get('qdate', IrDate.today())
query_date = context.get('qdate', CurrentDate())
query_time = context.get('qtime', CurrentTime())
query = tab_asset.join(tab_rate,
@ -330,7 +451,7 @@ class Asset(ModelSQL, ModelView):
"""
return '%(prod)s - %(rate)s %(curr)s/%(unit)s [%(date)s]' % {
'prod': getattr(self.product, 'rec_name', '-'),
'curr': getattr(self.currency, 'rec_name', '-'),
'curr': getattr(self.currency, 'symbol', '-'),
'unit': getattr(self.uom, 'rec_name', '-'),
'rate': Report.format_number(self.rate, lang=None,
digits=self.currency_digits or 4) \

40
locale/de.po
View file

@ -194,6 +194,46 @@ msgctxt "field:investment.asset,updtneeded:"
msgid "Course update needed"
msgstr "Kursaktualisierung nötig"
msgctxt "field:investment.asset,change_today:"
msgid "Previous Day"
msgstr "Vortag"
msgctxt "help:investment.asset,change_today:"
msgid "percentage change in value compared to the previous day"
msgstr "prozentuale Wertänderung zum Vortag"
msgctxt "field:investment.asset,change_month:"
msgid "1 Month"
msgstr "1 Monat"
msgctxt "help:investment.asset,change_month:"
msgid "percentage change in value compared to last month"
msgstr "prozentuale Wertänderung zum letzten Monat"
msgctxt "field:investment.asset,change_3month:"
msgid "3 Months"
msgstr "3 Monate"
msgctxt "help:investment.asset,change_3month:"
msgid "percentage change in value during 3 months"
msgstr "Prozentuale Wertänderung während 3 Monate"
msgctxt "field:investment.asset,change_6month:"
msgid "6 Months"
msgstr "6 Monate"
msgctxt "help:investment.asset,change_6month:"
msgid "percentage change in value during 6 months"
msgstr "Prozentuale Wertänderung während 6 Monate"
msgctxt "field:investment.asset,change_12month:"
msgid "1 Year"
msgstr "1 Jahr"
msgctxt "help:investment.asset,change_12month:"
msgid "percentage change in value during 1 year"
msgstr "Prozentuale Wertänderung während 1 Jahr"
#####################
# investment.source #

40
locale/en.po
View file

@ -166,6 +166,46 @@ msgctxt "field:investment.asset,updtneeded:"
msgid "Course update needed"
msgstr "Course update needed"
msgctxt "field:investment.asset,change_today:"
msgid "Previous Day"
msgstr "Previous Day"
msgctxt "help:investment.asset,change_today:"
msgid "percentage change in value compared to the previous day"
msgstr "percentage change in value compared to the previous day"
msgctxt "field:investment.asset,change_month:"
msgid "1 Month"
msgstr "1 Month"
msgctxt "help:investment.asset,change_month:"
msgid "percentage change in value compared to last month"
msgstr "percentage change in value compared to last month"
msgctxt "field:investment.asset,change_3month:"
msgid "3 Months"
msgstr "3 Months"
msgctxt "help:investment.asset,change_3month:"
msgid "percentage change in value during 3 months"
msgstr "percentage change in value during 3 months"
msgctxt "field:investment.asset,change_6month:"
msgid "6 Months"
msgstr "6 Months"
msgctxt "help:investment.asset,change_6month:"
msgid "percentage change in value during 6 months"
msgstr "percentage change in value during 6 months"
msgctxt "field:investment.asset,change_12month:"
msgid "1 Year"
msgstr "1 Year"
msgctxt "help:investment.asset,change_12month:"
msgid "percentage change in value during 1 year"
msgstr "percentage change in value during 1 year"
msgctxt "model:investment.source,name:"
msgid "Online Source"
msgstr "Online Source"

48
tests/test_asset.py
View file

@ -111,6 +111,54 @@ class AssetTestCase(ModuleTestCase):
}])
self.assertEqual(asset.rec_name, 'Product 1 - 2.4500 usd/Unit [05/15/2022]')
@with_transaction()
def test_asset_percentges(self):
""" create asset, add rates, check percentages
"""
Asset = Pool().get('investment.asset')
company = self.prep_asset_company()
product = self.prep_asset_product(
name='Product 1',
description='some asset')
asset1 = self.prep_asset_item(
company=company,
product = product)
asset2 = self.prep_asset_item(
company=company,
product = product)
self.assertEqual(asset1.rec_name, 'Product 1 - - usd/Unit [-]')
self.assertEqual(asset2.rec_name, 'Product 1 - - usd/Unit [-]')
Asset.write(*[
[asset1],
{
'rates': [('create', [{
'date': date(2022, 5, 15),
'rate': Decimal('2.45'),
}, {
'date': date(2022, 5, 16),
'rate': Decimal('2.6'),
}])],
},
[asset2],
{
'rates': [('create', [{
'date': date(2022, 5, 14),
'rate': Decimal('5.75'),
}, {
'date': date(2022, 5, 15),
'rate': Decimal('5.25'),
}])],
},
])
self.assertEqual(asset1.rec_name, 'Product 1 - 2.6000 usd/Unit [05/16/2022]')
self.assertEqual(asset2.rec_name, 'Product 1 - 5.2500 usd/Unit [05/15/2022]')
self.assertEqual(asset1.change_today, Decimal('6.1'))
self.assertEqual(asset2.change_today, Decimal('-8.7'))
@with_transaction()
def test_asset_check_onlinesource_onoff(self):
""" create asset, switch online-source on/off

2
view/asset_list.xml
View file

@ -10,4 +10,6 @@ full copyright notices and license terms. -->
<field name="rate" expand="1"/>
<field name="currency"/>
<field name="uom" />
<field name="change_today" />
</tree>