money

common/proto/table_definition.proto

@@ -14,10 +14,16 @@ service TableDefinition {
   // Also inserts metadata and default validation rules. Entirely transactional.
   rpc PostTableDefinition(PostTableDefinitionRequest) returns (TableDefinitionResponse);
 
+  // Creates a table using the money-aware definition contract.
+  rpc PostMoneyTableDefinition(PostMoneyTableDefinitionRequest) returns (TableDefinitionResponse);
+
   // Appends new user-defined columns to an existing table.
   // Existing columns, links, and table logic are never changed by this call.
   rpc AddTableColumns(AddTableColumnsRequest) returns (TableDefinitionResponse);
 
+  // Adds columns using the money-aware definition contract.
+  rpc AddMoneyTableColumns(AddMoneyTableColumnsRequest) returns (TableDefinitionResponse);
+
   // Lists all profiles (schemas) and their tables with declared dependencies.
   // This provides a tree-like overview of table relationships.
   rpc GetProfileTree(komp_ac.common.Empty) returns (ProfileTreeResponse);
@@ -77,6 +83,13 @@ message PostTableDefinitionRequest {
   // Same naming rules as table_name; cannot collide with reserved schemas
   // like "public", "information_schema", or ones starting with "pg_".
   string profile_name = 5;
+
+}
+
+message PostMoneyTableDefinitionRequest {
+  PostTableDefinitionRequest definition = 1;
+  string base_currency = 2;
+  repeated MoneyColumnOptions money_columns = 3;
 }
 
 // Defines append-only column additions for an existing table.
@@ -92,6 +105,24 @@ message AddTableColumnsRequest {
 
   // Optional indexes for the new columns only.
   repeated string indexes = 4;
+
+}
+
+message AddMoneyTableColumnsRequest {
+  AddTableColumnsRequest definition = 1;
+  repeated MoneyColumnOptions money_columns = 2;
+  string base_currency = 3;
+}
+
+enum MoneyRounding {
+  MONEY_ROUNDING_NONE = 0;
+  MONEY_ROUNDING_HALF_UP = 1;
+}
+
+message MoneyColumnOptions {
+  string column_name = 1;
+  bool immutable = 2;
+  MoneyRounding rounding = 3;
 }
 
 // Describes one user-defined column for a table.
@@ -102,12 +133,12 @@ message ColumnDefinition {
   string name = 1;
 
   // Logical column type. Supported values (case-insensitive):
-  //   TEXT / STRING
+  //   TEXT
   //   BOOLEAN
-  //   TIMESTAMP / TIMESTAMPTZ / TIME
-  //   MONEY (= NUMERIC(14,4))
-  //   INTEGER / INT
-  //   BIGINTEGER / BIGINT
+  //   TIMESTAMPTZ
+  //   MONEY (= unconstrained NUMERIC; currency comes from the table)
+  //   INT
+  //   BIGINT
   //   DATE
   //   DECIMAL(p,s) → NUMERIC(p,s)
   // DECIMAL args must be integers (no sign, no dot, no leading zeros);
@@ -209,6 +240,8 @@ message TableDetail {
   int64 id = 2;
   repeated ColumnDefinition columns = 3;
   repeated ScriptInfo scripts = 4;
+  string base_currency = 5;
+  repeated MoneyColumnOptions money_columns = 6;
 }
 
 // A script that targets a specific column in a table.