The code has been removed. However, the huge code base still remains at your disposal allowing you to find a suitable code.
Slightly improved version of the previous one.
This script is to get the last deal history data, for example : profit, deal type, etc, and put the Comment on the chart.
Provide a surrogate or placeholder for another object to control access to it
Use sharing to support large numbers of fine-grained objects efficiently
Provide a unified interface to a set of interfaces in a subsystem; facade defines a higher-level interface that makes the subsystem easier to use