My macbook pro mid 2012 just shut off.. I cant charge it . It doesnt start .. It seems light short circuit .. Please what can i do ?

My macbook pro core i7 mid 2013.. Just shut down while working with photoshop. But it notified me like services battery 2 hours before. Now i plug charger bt i cant see the green/yellow light . I press the battery status button , bt nothing.. I press switch on button still nothing as if its completely dead .. Please help me with my computer .. What should I do to switch it on ??