[new] Leader board
diff --git a/erpnext/utilities/page/leaderboard/leaderboard.py b/erpnext/utilities/page/leaderboard/leaderboard.py
index 6e7eabc..6db40ab 100644
--- a/erpnext/utilities/page/leaderboard/leaderboard.py
+++ b/erpnext/utilities/page/leaderboard/leaderboard.py
@@ -13,135 +13,145 @@
 def get_leaderboard(doctype, timespan, field, start=0):
 	"""return top 10 items for that doctype based on conditions"""
 
-	filters = {"modified":(">=", get_date_from_string(timespan))}
+	filters = get_date_from_string(timespan)
 	items = []
 	if doctype == "Customer":
-		items = get_all_customers(doctype, filters, [], field)
+		items = get_all_customers(filters, [], field)
 	elif  doctype == "Item":
-		items = get_all_items(doctype, filters, [], field)
+		items = get_all_items(filters, [], field)
 	elif  doctype == "Supplier":
-		items = get_all_suppliers(doctype, filters, [], field)
+		items = get_all_suppliers(filters, [], field)
 	elif  doctype == "Sales Partner":
-		items = get_all_sales_partner(doctype, filters, [], field)
+		items = get_all_sales_partner(filters, [], field)
+	elif doctype == "Sales Person":
+		items = get_all_sales_person(filters, [], field)
 
 	if len(items) > 0:
 		return items
 	return []
 
-def get_all_customers(doctype, filters, items, field, start=0, limit=20):
+def get_all_customers(filters, items,  field, start=0, limit=20):
 	"""return all customers"""
+	if field == "total_sales_amount":
+		select_field = "sum(sales_order_item.base_net_amount)"
+	elif field == "total_item_purchased_qty":
+		select_field = "count(sales_order_item.name)"
+	elif field == "receivable_amount_outstanding_amount":
+		return frappe.db.sql("""
+			select sales_invoice.customer as name, sum(sales_invoice.outstanding_amount) as value
+	        FROM `tabSales Invoice` as sales_invoice
+	        where sales_invoice.docstatus = 1 and sales_invoice.modified >= "{0}"
+	        group by sales_invoice.customer
+	        order by value DESC
+	        limit {1}""".format(filters, limit), as_dict=1)
 
-	x = frappe.get_list(doctype, filters=filters, limit_start=start, limit_page_length=limit)
+	return frappe.db.sql("""
+		select sales_order.customer as name, {0} as value
+        FROM `tabSales Order` as sales_order LEFT JOIN `tabSales Order Item`
+        	as sales_order_item ON sales_order.name = sales_order_item.parent
+        where sales_order.docstatus = 1  and sales_order.modified >= "{1}"
+        group by sales_order.customer
+        order by value DESC
+        limit {2}""".format(select_field, filters, limit), as_dict=1)
 
-	for val in x:
-		y = dict(frappe.db.sql('''select name, grand_total from `tabSales Invoice` where customer = %s''', (val.name)))
-		invoice_list = y.keys()
-		if len(invoice_list) > 0:
-			item_count = frappe.db.sql('''select count(name) from `tabSales Invoice Item` where parent in (%s)''' % ", ".join(
-				['%s'] * len(invoice_list)), tuple(invoice_list))
 
-			value = 0
-			if(field=="total_amount"):
-				value = sum(y.values())
-			elif(field=="total_item_purchased"):
-				value = sum(destructure_tuple_of_tuples(item_count))
 
-			item_obj = {"name": val.name,
-				"total_amount": get_formatted_value(sum(y.values())),
-				"total_item_purchased": sum(destructure_tuple_of_tuples(item_count)),
-				"href":"#Form/Customer/" + val.name,
-				"value": value}
-			items.append(item_obj)
 
-	items.sort(key=lambda k: k['value'], reverse=True)
-	return items
-
-def get_all_items(doctype, filters, items, field, start=0, limit=20):
+def get_all_items(filters, items, field, start=0, limit=20):
 	"""return all items"""
+	if field == "total_sales_amount":
+		select_field = "sum(B.amount)"
+		select_doctype = "`tabSales Order Item`"
+	if field == "total_purchase_amount":
+		select_field = "sum(B.amount)"
+		select_doctype = "`tabPurchase Order Item`"
+	if field == "total_sold_qty":
+		select_field = "sum(B.qty)"
+		select_doctype = "`tabSales Order Item`"
+	if field == "total_purchased_qty":
+		select_field = "sum(B.qty)"
+		select_doctype = "`tabPurchase Order Item`"
+	if field == "available_stock_qty":
+		select_field = "sum(B.actual_qty)"
+		select_doctype = "`tabBin`"
+	return frappe.db.sql("""select
+			item.name as name , {0} as value
+		from `tabItem` as item  join {1} as B on item.name = B.item_code and item.modified >= "{2}"
+		group by item.name""".format(select_field, select_doctype, filters), as_dict=1)
 
-	x = frappe.get_list(doctype, filters=filters, limit_start=start, limit_page_length=limit)
-	for val in x:
-		data = frappe.db.sql('''select item_code from `tabMaterial Request Item` where item_code = %s''', (val.name), as_list=1)
-		requests = destructure_tuple_of_tuples(data)
-		data = frappe.db.sql('''select price_list_rate from `tabItem Price` where item_code = %s''', (val.name), as_list=1)
-		avg_price = get_avg(destructure_tuple_of_tuples(data))
-		data = frappe.db.sql('''select item_code from `tabPurchase Invoice Item` where item_code = %s''', (val.name), as_list=1)
-		purchases = destructure_tuple_of_tuples(data)
-
-		value = 0
-		if(field=="total_request"):
-			value = len(requests)
-		elif(field=="total_purchase"):
-			value = len(purchases)
-		elif(field=="avg_price"):
-			value=avg_price
-		item_obj = {"name": val.name,
-			"total_request":len(requests),
-			"total_purchase": len(purchases),
-			"avg_price": get_formatted_value(avg_price),
-			"href":"#Form/Item/" + val.name,
-			"value": value}
-		items.append(item_obj)
-
-	items.sort(key=lambda k: k['value'], reverse=True)
-	return items
-
-def get_all_suppliers(doctype, filters, items, field, start=0, limit=20):
+def get_all_suppliers(filters, items, field, start=0, limit=20):
 	"""return all suppliers"""
 
-	x = frappe.get_list(doctype, filters=filters, limit_start=start, limit_page_length=limit)
+	if field == "total_purchase_amount":
+		select_field = "sum(purchase_order_item.base_net_amount)"
+	elif field == "total_item_sold_qty":
+		select_field = "count(purchase_order_item.name)"
+	elif field == "payable_amount_outstanding_amount":
+		return frappe.db.sql("""
+			select purchase_invoice.supplier as name, sum(purchase_invoice.outstanding_amount) as value
+	        FROM `tabPurchase Invoice` as purchase_invoice
+	        where purchase_invoice.docstatus = 1 and purchase_invoice.modified >= "{0}"
+	        group by purchase_invoice.supplier
+	        order by value DESC
+	        limit {1}""".format(filters, limit), as_dict=1)
 
-	for val in x:
+	return frappe.db.sql("""
+		select purchase_order.supplier as name, {0} as value
+        FROM `tabPurchase Order` as purchase_order LEFT JOIN `tabPurchase Order Item`
+        	as purchase_order_item ON purchase_order.name = purchase_order_item.parent
+        where purchase_order.docstatus = 1 and  purchase_order.modified >= "{1}"
+        group by purchase_order.supplier
+        order by value DESC
+        limit {2}""".format(select_field, filters, limit), as_dict=1)
 
-		info = get_dashboard_info(doctype, val.name)
-		value = 0
-		if(field=="annual_billing"):
-			value = info["billing_this_year"]
-		elif(field=="total_unpaid"):
-			value = abs(info["total_unpaid"])
 
-		item_obj = {"name": val.name,
-			"annual_billing":  get_formatted_value(info["billing_this_year"]),
-			"total_unpaid": get_formatted_value(abs(info["total_unpaid"])),
-			"href":"#Form/Supplier/" + val.name,
-			"value": value}
-		items.append(item_obj)
 
-	items.sort(key=lambda k: k['value'], reverse=True)
-	return items
-
-def get_all_sales_partner(doctype, filters, items, field, start=0, limit=20):
+def get_all_sales_partner(filters, items, field, start=0, limit=20):
 	"""return all sales partner"""
 
-	x = frappe.get_list(doctype, fields=["name", "commission_rate", "modified"], filters=filters, limit_start=start, limit_page_length=limit)
-	for val in x:
-		y = frappe.db.sql('''select target_qty, target_amount from `tabTarget Detail` where parent = %s''', (val.name), as_dict=1)
-		target_qty = sum([f["target_qty"] for f in y])
-		target_amount = sum([f["target_amount"] for f in y])
+	if field == "commission_rate":
+		select_field = "sales_partner.commission_rate"
+	elif field == "target_qty":
+		select_field = "target_detail.target_qty"
+	elif field == "target_amount":
+		select_field = "target_detail.target_amount"
+	elif field == "total_sales_amount":
+		select_field = "sum(sales_invoice.total_commission)"
 
-		value = 0
-		if(field=="commission_rate"):
-			value = val.commission_rate
-		elif(field=="target_qty"):
-			value = target_qty
-		elif(field=="target_amount"):
-			value = target_qty
-
-		item_obj = {"name": val.name,
-			"commission_rate": get_formatted_value(val.commission_rate, False),
-			"target_qty": target_qty,
-			"target_amount": get_formatted_value(target_qty),
-			"href":"#Form/Sales Partner/" + val.name,
-			"value": value}
-		items.append(item_obj)
-
-	items.sort(key=lambda k: k['value'], reverse=True)
-	return items
+	return frappe.db.sql("""select sales_partner.partner_name as name, {0} as value
+		from 
+			`tabSales Partner` as sales_partner inner join `tabTarget Detail` as target_detail ON sales_partner.name = target_detail.parent 
+		inner join 
+			`tabSales Invoice` as sales_invoice ON sales_invoice.sales_partner = sales_partner.name
+	 	where 
+	 		sales_invoice.docstatus = 1 and  sales_invoice.modified >= "{1}"
+	 	group by 
+	 		sales_partner.partner_name
+	 	order by value DESC
+	 	limit {2}""".format(select_field, filters, limit), as_dict=1)
 
 
-def destructure_tuple_of_tuples(tup_of_tup):
-	"""return tuple(tuples) as list"""
-	return [y for x in tup_of_tup for y in x]
+def get_all_sales_person(filters, items, field, start=0, limit=20):
+	"""return all sales partner"""
+	if field == "target_qty":
+		select_field = "target_detail.target_qty"
+	elif field == "target_amount":
+		select_field = "target_detail.target_amount"
+	elif field == "total_sales_amount":
+		select_field = "sum(sales_team.allocated_amount)"
+
+	return frappe.db.sql("""select sales_person.name as name, {0} as value
+		from 
+			`tabSales Person` as sales_person
+		inner join 
+			`tabTarget Detail` as target_detail ON sales_person.name = target_detail.parent 
+		inner join 
+			`tabSales Team` as sales_team ON sales_team.sales_person = sales_person.name 
+		where sales_person.is_group = 0 and sales_team.modified >= "{1}"
+		group by sales_person.name
+	 	order by value DESC
+	 	limit {2}""".format(select_field,filters,limit), as_dict=1)
+
 
 def get_date_from_string(seleted_timespan):
 	"""return string for ex:this week as date:string"""
@@ -155,24 +165,4 @@
 	else:
 		days = -7
 
-	return add_to_date(None, years=years, months=months, days=days, as_string=True, as_datetime=True)
-
-def get_filter_list(selected_filter):
-	"""return list of keys"""
-	return map((lambda y : y["field"]), filter(lambda x : not (x["field"] == "name" or x["field"] == "modified"), selected_filter))
-
-def get_avg(items):
-	"""return avg of list items"""
-	length = len(items)
-	if length > 0:
-		return sum(items) / length
-	return 0
-
-def get_formatted_value(value, add_symbol=True):
-	"""return formatted value"""
-	if not add_symbol:
-		return '{:.{pre}f}'.format(value, pre=(get_currency_precision() or 2))
-	currency_precision = get_currency_precision() or 2
-	company = frappe.db.get_default("company")
-	currency = frappe.get_doc("Company", company).default_currency or frappe.boot.sysdefaults.currency
-	return fmt_money(value, currency_precision, currency)
+	return add_to_date(None, years=years, months=months, days=days, as_string=True, as_datetime=True)
\ No newline at end of file