Add current date to transaction extraction process

The extraction process now incorporates the current date as input, enhancing context for transaction parsing. Updated all relevant method signatures and usage to support this change. Additionally, i18n properties were amended to include a new transaction type field.

Author: gjong

fintrack-api/src/main/resources/i18n/messages.properties

@@ -104,6 +104,7 @@ Transaction.failureCode.POSSIBLE_DUPLICATE=Transaction is a possible duplicate a
 Transaction.source=Source account
 Transaction.tags=Tags
 Transaction.to=To account
+Transaction.type=Type
 TransactionRule.Change=Change
 TransactionRule.Column.AMOUNT=Amount
 TransactionRule.Column.BUDGET=Change to budget

learning/learning-module-llm/src/main/java/com/jongsoft/finance/llm/AiSuggestionEngine.java

@@ -11,6 +11,7 @@
 import jakarta.inject.Singleton;
 import org.slf4j.Logger;
 
+import java.time.LocalDate;
 import java.time.format.DateTimeFormatter;
 import java.util.Optional;
 import java.util.UUID;
@@ -56,7 +57,7 @@ public SuggestionResult makeSuggestions(SuggestionInput transactionInput) {
 
     @Override
     public Optional<TransactionResult> extractTransaction(String transactionInput) {
-        var extracted = transactionExtractorAgent.extractTransaction(UUID.randomUUID(), transactionInput);
+        var extracted = transactionExtractorAgent.extractTransaction(UUID.randomUUID(), LocalDate.now(), transactionInput);
         return Optional.of(new TransactionResult(
                 extracted.type(),
                 extracted.date(),

learning/learning-module-llm/src/main/java/com/jongsoft/finance/llm/agent/TransactionExtractorAgent.java

@@ -6,6 +6,7 @@
 import dev.langchain4j.service.UserMessage;
 import dev.langchain4j.service.V;
 
+import java.time.LocalDate;
 import java.util.UUID;
 
 @SystemMessage({
@@ -43,10 +44,12 @@ public interface TransactionExtractorAgent {
             """
                     Please extract the transaction details from the following text and return them in the format of a TransactionDTO as described.
                     Only include fields that can be confidently identified.
+                    The date of today is {{date}}.
                     Here's the text: {{input}}"""
     })
     TransactionDTO extractTransaction(
             @MemoryId UUID chat,
+            @V("date") LocalDate date,
             @V("input") String input);
 
 }