vodacom refuses to repair my phone

Marcolm Gounden store manager at Gateway repair centre refuses to repair my phone which is still under warranty claiming I am the one that damaged the phone at the same time he tells me the damage is on the inside.<br> The phone stepped charging December 2014 took it to them and it has been with them ever since. I am still paying vodacom every month even though I have not had my phone from December.<br>