Odoo Indian GST Module development

GSTR1(Sales), GSTR2(Purchase), GSTR3B(Net tax payable). [login to view URL] Summary [login to view URL], B2CS, B2CL [login to view URL] We need to consolidate all documents of a catagory(GSTR1/GSTR2/GSTR3B) in to a single excel book with multiple [login to view URL] should be some more fields needed to be updated and the order of the coloumns and contents should be maintained as such recommended by the government. Additional sheet of documents needed to be developed n GSTR1 is 1. Comparison of Original & Revised details (expa) 2. Details of Advance received (at) 3. Summary of ammended tax liability in advance (ata) 4. Summary of advance adjusted (atadj) 5. Summary of ammended of advance adjustments (atadja) 6. Summary of Nil rated, Exempted & Non GST supplies (exemp) 7. Summary of documents issued during the tax period (docs) 8. Master document constitutes of productwise tax details (master) Additional sheet of documents needed to be developed n GSTR2 is 1. B2B unregistered (b2bur) 2. Summary of IMPS (imps) 3. Summary of IMPG (impg) 4. Summary of CDNR (cdnr) 5. Summary of CDNUR (cdnur) 6. Details of advance received under reverse charge (at) 7. Summary of advance adjusted (atadj) 8. Summary of Nil rated, Exempted & Non GST supplies (exemp) 9. Total ITC integrated tax amount (itcr) 10. Master document constitutes of productwise tax details (master) Also we need to develop GSTR3B constitutes the net tax details to be paid.