NEW VAT by state (SQL) (#31627)

* NEW VAT by state (SQL)

* Revert fk_tva column in department table

* NEW department in vat rates dict

htdocs/install/mysql/migration/20.0.0-21.0.0.sql

@@ -310,3 +310,8 @@ ALTER TABLE llx_propaldet ADD COLUMN subprice_ttc double(24,8) DEFAULT 0 after s
 ALTER TABLE llx_propaldet ADD COLUMN multicurrency_subprice_ttc double(24,8) DEFAULT 0 after multicurrency_subprice;
 ALTER TABLE llx_supplier_proposaldet ADD COLUMN subprice_ttc double(24,8) DEFAULT 0 after subprice;
 ALTER TABLE llx_supplier_proposaldet ADD COLUMN multicurrency_subprice_ttc double(24,8) DEFAULT 0 after multicurrency_subprice;
+
+-- Add VAT by department
+ALTER TABLE llx_c_tva ADD COLUMN fk_department_buyer integer DEFAULT NULL AFTER fk_pays;
+ALTER TABLE llx_c_tva ADD INDEX idx_tva_fk_department_buyer (fk_department_buyer);
+ALTER TABLE llx_c_tva ADD CONSTRAINT fk_tva_fk_department_buyer FOREIGN KEY (fk_department_buyer) REFERENCES llx_c_departements (rowid);

htdocs/install/mysql/tables/llx_c_tva.key.sql

@@ -20,3 +20,6 @@
 ALTER TABLE llx_c_tva ADD UNIQUE INDEX uk_c_tva_id (entity, fk_pays, code, taux, recuperableonly);
 
 -- ALTER TABLE llx_c_tva ADD UNIQUE INDEX uk_c_tva_id (fk_pays, code, recuperableonly); -- Not yet possible for compatibility reason, where old code is ''
+
+ALTER TABLE llx_c_tva ADD INDEX idx_tva_fk_department_buyer (fk_department_buyer);
+ALTER TABLE llx_c_tva ADD CONSTRAINT fk_tva_fk_department_buyer FOREIGN KEY (fk_department_buyer) REFERENCES llx_c_departements (rowid);

htdocs/install/mysql/tables/llx_c_tva.sql

@@ -23,6 +23,7 @@ create table llx_c_tva
   rowid                 integer NOT NULL AUTO_INCREMENT PRIMARY KEY,
   entity                integer DEFAULT 1 NOT NULL,
   fk_pays               integer NOT NULL,
+  fk_department_buyer   integer DEFAULT NULL,                       -- Id of department for VAT rule or NULL to keep rule on country
   code                  varchar(10) DEFAULT '',                     -- a key to describe vat entry, for example FR20
   type_vat              smallint NOT NULL DEFAULT 0,                -- 0: all, 1: sell, 2: purchase
   taux                  double  NOT NULL,