Acer Laptop Repair

Acer A315-59,2 years old,battery drains very fast and heats upto 60-70 degrees celcius on normal tasks also,when plugging in it makes a beep sound and leds blink and charging stops,,after plugging in and out multiple times it starts charging most of the times,what are the potential issues and how much would be the rough cost to get a full repair/replacement of old faulty parts like battery etc be at official acer service centre