I want to merge 3 trading view indicators.

Hi I am using 3 trading view indicators, published on public forum, I want to merge them all in to 1 and create 1 simple layout . which can help me in learning . 1 is to change Candle color to heikinashi style keeping normal candle patter, 2.use Range filter 3. use trend bars or trnd indicator . thats all . I have source code of all the scripts, I have all the settings . just merge 3 of them .