Need SKU updated for Magento 2 products

We need our SKUs to be updated ina format like this:

For configurable product: B-PC-( 5 DIGIT ALPHANUMERIC ID)
For the simple product of the configurable: B-PC-( 5 DIGIT ALPHANUMERIC ID)-(COLOR CODE)

We have 19 colours available so we can give these abbreviations(Check magento attributes for "color"):

Blank - BLA
Light Grey - LGRY
Red - RED
Dark Purple - DPPL
Dark Green - DGRN
Grey - GRY
Orange - ORN
Purple - PPL
Green - GRN
Dark Grey - DGRY
Light Orange - LORN
Wave Blue - BLU
Brown - BRN
Light(Black) - BLK
Yellow - YLW
Baby Blue - LBLU
Fuchsia Pink - PNK
Bamboo - BAM
American Walnut - AWLT

so if its baby blue iphone 11 clear duality itll be:

B-PC-1AH3B-LBLU

If configurable and only iPhone 11 clear duality itll be:

B-PC-1AH3B

Please see explanation here: https://drive.google.com/file/d/1SzlODZkB6p8xn1Ey_CpZcevY5fmvtJsa/view