moving devices implementations to js to get simulator support (#403)

libs/devices/devices.ts

@@ -0,0 +1,55 @@
+
+namespace devices {
+    /**
+     * Sends a ``camera`` command to the parent device.
+     * @param event event description
+     */
+    //% weight=30 help=devices/tell-camera-to
+    //% blockId=devices_camera icon="\uf030" block="tell camera to|%property" blockGap=8
+    export function tellCameraTo(event: MesCameraEvent) {
+        control.raiseEvent(DAL.MES_CAMERA_ID, event);
+    }
+
+    /**
+     * Sends a ``remote control`` command to the parent device.
+     * @param event event description
+     */
+    //% weight=29 help=devices/tell-remote-control-to
+    //% blockId=devices_remote_control block="tell remote control to|%property" blockGap=14 icon="\uf144"
+    export function tellRemoteControlTo(event: MesRemoteControlEvent) {
+        control.raiseEvent(DAL.MES_REMOTE_CONTROL_ID, event);
+    }
+
+    /**
+     * Sends an ``alert`` command to the parent device.
+     * @param event event description
+     */
+    //% weight=27 help=devices/raise-alert-to
+    //% blockId=devices_alert block="raise alert to|%property" icon="\uf0f3"
+    export function raiseAlertTo(event: MesAlertEvent) {
+        control.raiseEvent(DAL.MES_ALERTS_ID, event);
+    }
+
+    /**
+     * Registers code to run when the device notifies about a particular event.
+     * @param event event description
+     * @param body code handler when event is triggered
+     */
+    //% help=devices/on-notified weight=26
+    //% blockId=devices_device_info_event block="on notified|%event" icon="\uf10a"
+    export function onNotified(event: MesDeviceInfo, body: Action) {
+        control.onEvent(DAL.MES_DEVICE_INFO_ID, event, body);
+    }
+
+    /**
+     * Register code to run when the micro:bit receives a command from the paired gamepad.
+     * @param name button name
+     * @param body code to run when button is pressed
+     */
+    //% help=devices/on-gamepad-button weight=40
+    //% weight=25
+    //% blockId=devices_gamepad_event block="on gamepad button|%NAME" icon="\uf11b"
+    export function onGamepadButton(name: MesDpadButtonInfo, body: Action) {
+        control.onEvent(DAL.MES_DPAD_CONTROLLER_ID, name, body);
+    }
+}