Marked as 'AdvertsingProfitControl' but located in a 'projects' folder. Added a new 'Add Record' form with a completely neww interface. This is the start of the final look of the the form that'd allow the user to add, update and remove records.

2021-01-28 20:00:16 -06:00
parent 75061c9d51
commit 21eaae4d67
21 changed files with 1613 additions and 9813 deletions
@@ -1185,5 +1185,105 @@ namespace AdvertsingProfitControl

            return wasSuccessful;
        }
+
+        public bool RemoveAdItem(string adItemName)
+        {
+            var success = false;
+            var oleDbCommand = new OleDbCommand
+            {
+                CommandText = "DELETE FROM AdItem WHERE AdItem = ?"
+            };
+            oleDbCommand.Parameters.AddWithValue("AdItemName", adItemName);
+            oleDbCommand.Connection = _connectionobject;
+
+            try
+            {
+                _connectionobject.Open();
+                var rowsEffected = oleDbCommand.ExecuteNonQuery();
+
+                if(rowsEffected == 1)
+                {
+                    success = true;
+                }
+                else if(rowsEffected > 1)
+                {
+                    _logConsole.WriteToLog(FrmLogConsole.Level.Info, "Removed redundant entry " + adItemName + " from the database successfully.");
+                    success = true;
+                }
+                else
+                {
+
+                }
+            }
+            catch (OleDbException e)
+            {
+                _logConsole.WriteToLog(FrmLogConsole.Level.Error, "Failed to delete the ad item " + adItemName + " from the database.");
+                _logConsole.WriteToLog(FrmLogConsole.Level.Error, e.Message);
+            }
+            finally
+            {
+                _connectionobject.Close();
+            }
+
+            return success;
+        }
+
+        public bool AddNewItem(string adItemName)
+        {
+            var success = false;
+            var oleDbCommand = new OleDbCommand
+            {
+                CommandText = "INSERT INTO AdItem (AdItem) VALUES (?)"
+            };
+            oleDbCommand.Parameters.AddWithValue("AdItemName", adItemName);
+            oleDbCommand.Connection = _connectionobject;
+            var redundantancyCheck = new OleDbCommand
+            {
+                CommandText = "SELECT AdItem FROM AdItem WHERE AdItem = ?"
+            };
+            redundantancyCheck.Parameters.AddWithValue("AdItemName", adItemName);
+            redundantancyCheck.Connection = _connectionobject;
+
+            try
+            {
+                _connectionobject.Open();
+                using(var reader = redundantancyCheck.ExecuteReader())
+                {
+                    var rows = 0;
+                    while(reader != null && reader.Read())
+                    {
+                        rows++;
+                    }
+                    if(rows == 0)
+                    {
+                        var rowsEffected = oleDbCommand.ExecuteNonQuery();
+                        if (rowsEffected == 1)
+                        {
+                            success = true;
+                        }
+                        else
+                        {
+                            _logConsole.WriteToLog(FrmLogConsole.Level.Error, "Failed to insert new ad item " + adItemName + ".");
+                        }
+                    }
+                    else
+                    {
+                        success = true;
+                        _logConsole.WriteToLog(FrmLogConsole.Level.Debug, "Ad Item " + adItemName + " found with " + rows + " row(s).");
+                    }
+                }
+            }
+            catch (OleDbException e)
+            {
+                _logConsole.WriteToLog(FrmLogConsole.Level.Error, "Failed to add the new ad item " + adItemName + " to the database.");
+                _logConsole.WriteToLog(FrmLogConsole.Level.Error, e.Message);
+            }
+            finally
+            {
+                _connectionobject.Close();
+            }
+
+            return success;
+        }
    }
 }