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Merge pull request #32304 from s-aga-r/refactor/report/exponential-smoothing-forecasting

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refactor: rewrite `Exponential Smoothing Forecasting` queries in `QB`
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Sagar Sharma 2022-09-21 11:47:39 +05:30 committed by GitHub
commit 07f87b9147
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1 changed files with 28 additions and 27 deletions
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erpnext/manufacturing/report/exponential_smoothing_forecasting/exponential_smoothing_forecasting.py
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@ -96,38 +96,39 @@ class ForecastingReport(ExponentialSmoothingForecast):
value["avg"] = flt(sum(list_of_period_value)) / flt(sum(total_qty))
def get_data_for_forecast(self):
cond = ""
if self.filters.item_code:
cond = " AND soi.item_code = %s" % (frappe.db.escape(self.filters.item_code))
warehouses = []
if self.filters.warehouse:
warehouses = get_child_warehouses(self.filters.warehouse)
cond += " AND soi.warehouse in ({})".format(",".join(["%s"] * len(warehouses)))
input_data = [self.filters.from_date, self.filters.company]
if warehouses:
input_data.extend(warehouses)
parent = frappe.qb.DocType(self.doctype)
child = frappe.qb.DocType(self.child_doctype)
date_field = "posting_date" if self.doctype == "Delivery Note" else "transaction_date"
return frappe.db.sql(
"""
SELECT
so.{date_field} as posting_date, soi.item_code, soi.warehouse,
soi.item_name, soi.stock_qty as qty, soi.base_amount as amount
FROM
`tab{doc}` so, `tab{child_doc}` soi
WHERE
so.docstatus = 1 AND so.name = soi.parent AND
so.{date_field} < %s AND so.company = %s {cond}
""".format(
doc=self.doctype, child_doc=self.child_doctype, date_field=date_field, cond=cond
),
tuple(input_data),
as_dict=1,
query = (
frappe.qb.from_(parent)
.from_(child)
.select(
parent[date_field].as_("posting_date"),
child.item_code,
child.warehouse,
child.item_name,
child.stock_qty.as_("qty"),
child.base_amount.as_("amount"),
)
.where(
(parent.docstatus == 1)
& (parent.name == child.parent)
& (parent[date_field] < self.filters.from_date)
& (parent.company == self.filters.company)
)
)
if self.filters.item_code:
query = query.where(child.item_code == self.filters.item_code)
if self.filters.warehouse:
warehouses = get_child_warehouses(self.filters.warehouse) or []
query = query.where(child.warehouse.isin(warehouses))
return query.run(as_dict=True)
def prepare_final_data(self):
self.data = []