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GameServer/Entity/CaliumStorage/DbQuery/DBQContentCaliumCreate.cs

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+using Amazon.DynamoDBv2.DocumentModel;
+using Amazon.DynamoDBv2.Model;
+
+
+using ServerCore;
+using ServerBase;
+using ServerCommon;
+
+
+namespace GameServer;
+
+public class DBQContentCaliumCreate : QueryExecutorBase
+{
+    private readonly string m_contentId;
+    private readonly double m_calium;
+
+    public DBQContentCaliumCreate(string contentId, double calium) : base(nameof(DBQContentCaliumCreate))
+    {
+        m_contentId = contentId;
+        m_calium = calium;
+    }
+
+    //=====================================================================================
+    // DB 쿼리 직전에 준비해야 할 로직들을 작성한다.
+    //=====================================================================================
+    public override async Task<Result> onPrepareQuery() => await Task.FromResult(new Result());
+
+    //=====================================================================================
+    // onPrepareQuery()를 성공할 경우 호출된다.
+    //=====================================================================================
+    public override async Task<Result> onQuery()
+    {
+        var owner = getOwner();
+        
+        var query_batch = getQueryBatch() as QueryBatch<QueryRunnerWithItemRequest>;
+        NullReferenceCheckHelper.throwIfNull(query_batch, () => $"query_batch is null !!! - {owner.toBasicString()}");
+
+        var query_runner_with_item_request = query_batch.getQueryRunner();
+        NullReferenceCheckHelper.throwIfNull(query_runner_with_item_request, () => $"query_runner_with_item_request is null !!! - {owner.toBasicString()}");
+
+        var db_connector = query_batch.getDynamoDbConnector();
+        var create = await makeCreateItemRequestCaliumContentStorage(db_connector);
+        if (create.result.isFail()) return create.result;
+        NullReferenceCheckHelper.throwIfNull(create.putItemRequest, () => $"create_request is null !!! - {owner.toBasicString()}");
+
+        var query_context = create.putItemRequest.createItemRequestQueryContext(QueryType.Insert);
+        var result = await query_runner_with_item_request.tryRegisterQueryContext(query_context);
+
+        return result;
+    }
+    
+    //=====================================================================================
+    // DB 쿼리를 성공하고, doFnCommit()가 QueryResultType.NotCalledQueryFunc를 반환할 경우 호출된다.
+    //=====================================================================================
+    public override async Task onQueryResponseCommit()
+    {
+        await Task.CompletedTask;
+        return;
+    }
+
+    //=====================================================================================
+    // DB 쿼리를 실패하고, doFnRollback()가 QueryResultType.NotCalledQueryFunc를 반환할 경우 호출된다.
+    //=====================================================================================
+    public override async Task onQueryResponseRollback(Result errorResult)
+    {
+        await Task.CompletedTask;
+        return;
+    }
+
+    private async Task<(Result result, PutItemRequest? putItemRequest)> makeCreateItemRequestCaliumContentStorage(DynamoDbClient dbClient)
+    {
+        var target_doc = new CaliumContentDoc(m_contentId);
+        var attrib = target_doc.getAttrib<CaliumContentAttrib>();
+        NullReferenceCheckHelper.throwIfNull(attrib, () => $"calium_content_attrib is null !!! - {getOwner().toBasicString()}");
+
+        attrib.ContentId = m_contentId;
+        attrib.TotalCalium = m_calium;
+
+        var (result, document) = await target_doc.onCopyToDocument();
+        if (result.isFail()) return (result, null);
+
+        var put_item_request = new PutItemRequest();
+        put_item_request.TableName = dbClient.getTableFullName(ServerBase.DynamoDbDefine.TableNames.Main);
+        put_item_request.Item = document.ToAttributeMap();
+
+        return (result, put_item_request);
+    }
+}