A cooker device including: a main body having a cooking chamber defined therein, wherein the body has an open front; a door configured to open and close the open front; an automatic opening assembly configured to apply a pushing force to the door to pivot the door relative to the main body; an opening command input interface configured to receive a door-opening command; a proximity sensor configured to sense a proximity state of a person thereto in front of the cooker device; a control unit configured, based on the door-opening command, to control the assembly to apply the pushing force to the door; and a display configured to indicate an operating state of the cooker device and to receive an operation control command; characterized in that: wherein the opening command input interface receives the door-opening command while being activated and does not receive the door-opening command while being inactivated, wherein the control unit is configured to turn on an illumination unit of the command input interface and to activate the opening command input interface, upon detection by the proximity sensor that a person is proximal to the cooking device, and the control unit is configured to control the assembly to apply the pushing force to the door upon input of the door-opening command by a person while the opening command input interface being activated, wherein the control unit is configured to deactivate the proximity sensor when the door is at least partially opened and to activate the proximity sensor when the door is closed. a main body having a cooking chamber defined therein, wherein the body has an open front; a door configured to open and close the open front; an automatic opening assembly configured to apply a pushing force to the door to pivot the door relative to the main body; an opening command input interface configured to receive a door-opening command; a proximity sensor configured to sense a proximity state of a person thereto in front of the cooker device; a control unit configured, based on the door-opening command, to control the assembly to apply the pushing force to the door; and a display configured to indicate an operating state of the cooker device and to receive an operation control command; characterized in that: wherein the opening command input interface receives the door-opening command while being activated and does not receive the door-opening command while being inactivated, wherein the control unit is configured to turn on an illumination unit of the command input interface and to activate the opening command input interface, upon detection by the proximity sensor that a person is proximal to the cooking device, and the control unit is configured to control the assembly to apply the pushing force to the door upon input of the door-opening command by a person while the opening command input interface being activated, wherein the control unit is configured to deactivate the proximity sensor when the door is at least partially opened and to activate the proximity sensor when the door is closed. wherein the opening command input interface receives the door-opening command while being activated and does not receive the door-opening command while being inactivated, wherein the control unit is configured to turn on an illumination unit of the command input interface and to activate the opening command input interface, upon detection by the proximity sensor that a person is proximal to the cooking device, and the control unit is configured to control the assembly to apply the pushing force to the door upon input of the door-opening command by a person while the opening command input interface being activated, wherein the control unit is configured to deactivate the proximity sensor when the door is at least partially opened and to activate the proximity sensor when the door is closed.