Factory faults Cellphone

On the 4th February 2015 i bought a Samsung S4 mini for my wife as a gift ,the next day when she charge the cellphone it was overheating the battery and the charger itself we tried with another charger it did the same ,we called Edgars MENLYN where we bought the phone they told us to take it to Vodacare it was booked for repairs within 7 days of purchase the next day we receive an sms to collect phone they told us if it continue we must take it to Edgars MENLYN for replacement of a new cellphone ,when we charge it the problem continued when my wife went to Edgars MENLYN for assistance they told her to take the cellphone to Vodacom for a new phone because they cant help her its not their fault its Vodacom device she should deal with them not them but we bought the cellphone at Edgars our money is in Edgars not Vodacom if we wanted to buy a phone in Vodacom we should have gone to them but we choice Edgars not knowing we will receive bad attitude agents (Tshepiso and Hilda) and experiencing horrible service they must be booked for customer service courses even today my wife does\nt have a cellphone because of Edgars they dont want to refund or exchange the phone"