Create EXpert advisor Auto Trade MT4 (personal strategy)

I need an Expert Advisor for MetaTrader4. the market entry signal is based on custom indicator Closing of positions - by the SL, TP, and by a reverse signal. All positions are accompanied by a trailing stop,

(all of the indicator parameters should be adjustable)

Each indicator settings is adjustable in the control panel

Make (stoploss - takeprofet) invisible to the broker

News filter related to Forexfactory to avoid excessive trade movement

Multi-currency / multi-charts, as they will have to check all charts / currencies for the open market , I want to work fully from one chart only, regardless of the time frame.

StopLoss (SL) and TakeProfit (TP) - are fixed, adjustable by the parameters StopLossand TakeProfit:

The levels are specified in points of 4-digit quotes;

The trailing stop feature should be configurable (AllowTrailing = true/false parameter).

If there are any errors, it must print a message describing the error

All details of the expert advisor in the in the attachment

I will need to test  two weeks before making the payment , to ensure that it meets all of the above requirements

If you have read all the details please do a simple calculation (3+4= )