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[optimization] Stock Projected Qty report

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This commit is contained in:
Anand Doshi 2015-10-23 14:49:09 +05:30
parent 5033e7b431
commit b9bfe6117e
1 changed files with 43 additions and 4 deletions
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47
erpnext/stock/report/stock_projected_qty/stock_projected_qty.py
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@ -4,7 +4,7 @@
from __future__ import unicode_literals
import frappe
from frappe import _
from frappe.utils import flt
from frappe.utils import flt, today
def execute(filters=None):
filters = frappe._dict(filters or {})
@ -19,12 +19,19 @@ def get_columns():
_("Shortage Qty") + ":Float:100"]
def get_data(filters):
item_map = {}
bin_list = get_bin_list(filters)
item_map = get_item_map(filters.get("item_code"))
warehouse_company = {}
data = []
for bin in get_bin_list(filters):
item = item_map.setdefault(bin.item_code, frappe.get_doc("Item", bin.item_code))
for bin in bin_list:
item = item_map.get(bin.item_code)
if not item:
# likely an item that has reached its end of life
continue
# item = item_map.setdefault(bin.item_code, get_item(bin.item_code))
company = warehouse_company.setdefault(bin.warehouse, frappe.db.get_value("Warehouse", bin.warehouse, "company"))
if filters.brand and filters.brand != item.brand:
@ -62,3 +69,35 @@ def get_bin_list(filters):
filters=bin_filters, order_by="item_code, warehouse")
return bin_list
def get_item_map(item_code):
"""Optimization: get only the item doc and re_order_levels table"""
condition = ""
if item_code:
condition = 'and item_code = "{0}"'.format(frappe.db.escape(item_code))
items = frappe.db.sql("""select * from `tabItem` item
where is_stock_item = 1
{condition}
and (end_of_life > %(today)s or end_of_life is null or end_of_life='0000-00-00')
and exists (select name from `tabBin` bin where bin.item_code=item.name)"""\
.format(condition=condition), {"today": today()}, as_dict=True)
condition = ""
if item_code:
condition = 'where parent="{0}"'.format(frappe.db.escape(item_code))
reorder_levels = frappe._dict()
for ir in frappe.db.sql("""select * from `tabItem Reorder` {condition}""".format(condition=condition), as_dict=1):
if ir.parent not in reorder_levels:
reorder_levels[ir.parent] = []
reorder_levels[ir.parent].append(ir)
item_map = frappe._dict()
for item in items:
item["reorder_levels"] = reorder_levels.get(item.name) or []
item_map[item.name] = item
return item_map