Add exchange and currency fields to trade imports (#1822)

* Add exchange and currency fields to trade imports

* Add exchange_operating_mic support for trade imports - Added required columns and updated models

* refactor: remove exchange and currency columns

* fix: consolidate import schema and remove redundant columns

* feat: Enhance trade import with exchange_operating_mic support

* Revert changes to existing migration

* Simplify migration to use change method

* Restore previously deleted migration

* Remove unused import_col_labels method

* Update schema.rb after running migrations

* Update trade_import.rb and fix schema.rb with db:migrate:reset

* fix: improve trade import security creation

---------

Signed-off-by: David Anyatonwu <51977119+onyedikachi-david@users.noreply.github.com>

test/models/trade_import_test.rb

@@ -0,0 +1,85 @@
+require "test_helper"
+require "ostruct"
+
+class TradeImportTest < ActiveSupport::TestCase
+  include ActiveJob::TestHelper, ImportInterfaceTest
+
+  setup do
+    @subject = @import = imports(:trade)
+  end
+
+  test "imports trades and accounts" do
+    # Create an existing AAPL security with no exchange_operating_mic
+    aapl = Security.create!(ticker: "AAPL", exchange_operating_mic: nil)
+
+    provider = mock
+
+    # We should only hit the provider for GOOGL since AAPL already exists
+    provider.expects(:search_securities).with(
+      query: "GOOGL",
+      exchange_operating_mic: "XNAS"
+    ).returns(
+      OpenStruct.new(
+        securities: [
+          {
+            ticker: "GOOGL",
+            name: "Google Inc.",
+            country_code: "US",
+            exchange_mic: "XNGS",
+            exchange_operating_mic: "XNAS",
+            exchange_acronym: "NGS"
+          }
+        ],
+        success?: true,
+        raw_response: nil
+      )
+    ).once
+
+    Security.stubs(:security_prices_provider).returns(provider)
+
+    import = <<~CSV
+      date,ticker,qty,price,currency,account,name,exchange_operating_mic
+      01/01/2024,AAPL,10,150.00,USD,TestAccount1,Apple Purchase,
+      01/02/2024,GOOGL,5,2500.00,USD,TestAccount1,Google Purchase,XNAS
+    CSV
+
+    @import.update!(
+      raw_file_str: import,
+      date_col_label: "date",
+      ticker_col_label: "ticker",
+      qty_col_label: "qty",
+      price_col_label: "price",
+      exchange_operating_mic_col_label: "exchange_operating_mic",
+      date_format: "%m/%d/%Y",
+      signage_convention: "inflows_positive"
+    )
+
+    @import.generate_rows_from_csv
+
+    @import.mappings.create! key: "TestAccount1", create_when_empty: true, type: "Import::AccountMapping"
+
+    @import.reload
+
+    assert_difference [
+      -> { Account::Entry.count },
+      -> { Account::Trade.count }
+    ], 2 do
+      assert_difference [
+        -> { Security.count },
+        -> { Account.count }
+      ], 1 do
+        @import.publish
+      end
+    end
+
+    assert_equal "complete", @import.status
+
+    # Verify the securities were created/updated correctly
+    aapl.reload
+    assert_nil aapl.exchange_operating_mic
+
+    googl = Security.find_by(ticker: "GOOGL")
+    assert_equal "XNAS", googl.exchange_operating_mic
+    assert_equal "XNGS", googl.exchange_mic
+  end
+end