* Add discount_amount and base_discount_amount in Sales Invoice Item
* Add patch for existing documents
* Discount amount field in all child tables of Purchase and Selling
* Remove console statements
* [IMPROVEMENT] Item Price New Fields and Features
* [IMPROVEMENT] Item Price
- Item Price insert against Qty, Supplier/Customer, Validup/Validfrom
- Stock Setting to accept Default Price List for Purchase or Sales Item
- Move Item Section in Item Price
* Fetch default Item Price based on Customer as null
* test fixes
* Code cleanup and fixed the issue of incorrect item price fetched against the customer
* Removed min qty from packing_increment calculation
* Removed auto_update_price_list_rate from the stock settings
* Revert sales_order.json changes
* Removed sales, purchase price list from stock settings because this fields are already available in selling, buying settings
* Removed unnecessory file
* Fixed item price validation code
* fetch batch_no in `get_basic_details`
* PEP8 changes and docstring
* only auto-fetch batch number for Sales documents:
otherwise, automatic batch creation will not work properly because all new
stock will be added to old batch
* new function to fetch batch number using FEFO:
FEFO - First Expiring First Out
* fetch batch number in `get_basic_details` using FEFO
* add new function - `set_batch_number`
* `set_batch_number` when `qty` is triggered
* `set_batch_number` when `uom` is triggered
* whitelist `get_batch_no_fefo`
* code clean up
* move `set_batch_number` to conversion_factor instead of uom
* rename `get_batch_no_fefo` to `get_batch_no`
* fix test case
* final cleanup
* Revert "fetch batch_no in `get_basic_details`"
This reverts commit dd024b1eb369eaeafab28165d523fb7a9f8ab8d3.
* fix test case
* update Sales Invoice manual
* move changes away from `transaction.js`
* query should not fetch expired batches
* refactor `get_batch_no`:
add new function `get_batches`
* Update batch.py
* [minor] added filter for batch no field in purchase transaction
* [minor] filter the batch based on item_code instead of get_batch_no method
* [minor] filter based on item_code for Purchase Invoice with update stock
'Is Service Item' checkbox only worked for filtering Items in Maintenance Schedule and Maintenance Visit, and validating that Items in a Maintenance type Order were of type 'Service'. However, it doesn't fit an actual use case where any Sales Item could be given for Maintenance, making the checkbox an unnecessary addition.
