Need covert OC code to swift and modify it

And modify it to achieve following goals: Create two button: “to previous” and “to next” By default. First 10 sentence will be hight automatic, and when “to next” button pressed , the next 10 sentences will be hight, and current sentence will be back to normal. More details will be discuss with the bid winner.:-) Remarks： This demo must be build with the latest version of swift Try to modify codes or projects already exists on GitHub is not allowed. Please implement it from scratch. Please read ours requirement carefully. And bid with: “I have been read yours requirement and I can complete it in several days with high quality.” If you can share your Linkedin info. That would be a plus. We are also looking for long-term relationship with talent developers. We need one or two day to test the code to ensure every things going fine and then we will release our payment. If you can accept all the requirement which I mention above, please bid!