<ProgramScreen>:
    name: "program"
    on_enter: self.config_loader = root.load_config()
    FloatLayout:
        MDGridLayout:
            cols: 1
            pos_hint: {'x': 0, 'y': 0.4}
            MDLabel:
                text: "Configuration"
                font_size: 40
                halign: 'center'
                valign: 'center'
                pos_hint: {'center_x': 0, 'center_y': 0}
                bold: True

        MDGridLayout:
            cols: 1
            pos_hint: {'x': 0, 'y': 0.33}
            MDLabel:
                text: "Change the configuration of the microcontroller"
                font_size: 18
                halign: 'center'
                valign: 'center'
                pos_hint: {'center_x': 0, 'center_y': 0}
                italic: True

        MDGridLayout:
            cols: 1
            pos_hint: {'x': 0, 'y': 0.25}
            MDLabel:
                id: status
                text: "Loading..."
                font_size: 17
                halign: 'center'
                bold: True

        MDGridLayout:
            size_hint: 0.9, 0.5
            spacing: 10
            pos_hint: {"x":0.05, "y":0.2}
            cols: 4
            MDTextField:
                id: s1_a
                hint_text: 'Sensor 1 a'
                on_text: root.validate_float(self)
            MDTextField:
                id: s1_b
                hint_text: 'Sensor 1 b'
                on_text: root.validate_float(self)
            MDTextField:
                id: s1_c
                hint_text: 'Sensor 1 c'
                on_text: root.validate_float(self)
            MDTextField:
                id: s1_t
                hint_text: 'Sensor 1 Temperature'
                on_text: root.validate_float(self)

            MDTextField:
                id: s2_a
                hint_text: 'Sensor 2 a'
                on_text: root.validate_float(self)
            MDTextField:
                id: s2_b
                hint_text: 'Sensor 2 b'
                on_text: root.validate_float(self)
            MDTextField:
                id: s2_c
                hint_text: 'Sensor 2 c'
                on_text: root.validate_float(self)
            MDTextField:
                id: s2_t
                hint_text: 'Sensor 2 Temperature'
                on_text: root.validate_float(self)
                
            MDTextField:
                id: s3_a
                hint_text: 'Sensor 3 a'
                on_text: root.validate_float(self)
            MDTextField:
                id: s3_b
                hint_text: 'Sensor 3 b'
                on_text: root.validate_float(self)
            MDTextField:
                id: s3_c
                hint_text: 'Sensor 3 c'
                on_text: root.validate_float(self)
            MDTextField:
                id: s3_t
                hint_text: 'Sensor 3 Temperature'
                on_text: root.validate_float(self)

            MDTextField:
                id: s4_a
                hint_text: 'Sensor 4 a'
                on_text: root.validate_float(self)
            MDTextField:
                id: s4_b
                hint_text: 'Sensor 4 b'
                on_text: root.validate_float(self)
            MDTextField:
                id: s4_c
                hint_text: 'Sensor 4 c'
                on_text: root.validate_float(self)
            MDTextField:
                id: s4_t
                hint_text: 'Sensor 4 Temperature'
                on_text: root.validate_float(self)

        MDFillRoundFlatButton:
            size_hint: 0.1, 0.07
            text: "Back"
            pos_hint: {"x":0.1, "y":0.1}
            background_color: (255, 0, 0, 0.6)
            on_release:
                app.root.current = "main"
                root.manager.transition.direction = "up"
        MDFillRoundFlatButton:
            size_hint: 0.15, 0.09
            text: "Save"
            pos_hint: {"x":0.6, "y":0.1}
            on_release:
                root.save()