/*********************************************************************
 *
 *  $Id: svn_id $
 *
 *  Implements yFindMultiSensController(), the high-level API for MultiSensController functions
 *
 *  - - - - - - - - - License information: - - - - - - - - -
 *
 *  Copyright (C) 2011 and beyond by Yoctopuce Sarl, Switzerland.
 *
 *  Yoctopuce Sarl (hereafter Licensor) grants to you a perpetual
 *  non-exclusive license to use, modify, copy and integrate this
 *  file into your software for the sole purpose of interfacing
 *  with Yoctopuce products.
 *
 *  You may reproduce and distribute copies of this file in
 *  source or object form, as long as the sole purpose of this
 *  code is to interface with Yoctopuce products. You must retain
 *  this notice in the distributed source file.
 *
 *  You should refer to Yoctopuce General Terms and Conditions
 *  for additional information regarding your rights and
 *  obligations.
 *
 *  THE SOFTWARE AND DOCUMENTATION ARE PROVIDED 'AS IS' WITHOUT
 *  WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING
 *  WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, FITNESS
 *  FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO
 *  EVENT SHALL LICENSOR BE LIABLE FOR ANY INCIDENTAL, SPECIAL,
 *  INDIRECT OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA,
 *  COST OF PROCUREMENT OF SUBSTITUTE GOODS, TECHNOLOGY OR
 *  SERVICES, ANY CLAIMS BY THIRD PARTIES (INCLUDING BUT NOT
 *  LIMITED TO ANY DEFENSE THEREOF), ANY CLAIMS FOR INDEMNITY OR
 *  CONTRIBUTION, OR OTHER SIMILAR COSTS, WHETHER ASSERTED ON THE
 *  BASIS OF CONTRACT, TORT (INCLUDING NEGLIGENCE), BREACH OF
 *  WARRANTY, OR OTHERWISE.
 *
 *********************************************************************/


using System;
using System.Collections;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Diagnostics;
using System.Text;
using YDEV_DESCR = System.Int32;
using YFUN_DESCR = System.Int32;

#pragma warning disable 1591
//--- (YMultiSensController return codes)
//--- (end of YMultiSensController return codes)
//--- (YMultiSensController dlldef_core)
//--- (end of YMultiSensController dlldef_core)
//--- (YMultiSensController dll_core_map)
//--- (end of YMultiSensController dll_core_map)
//--- (YMultiSensController dlldef)
//--- (end of YMultiSensController dlldef)
//--- (YMultiSensController yapiwrapper)
//--- (end of YMultiSensController yapiwrapper)
//--- (YMultiSensController class start)
/**
 * <summary>
 *   The <c>YMultiSensController</c> class allows you to set up a customized
 *   sensor chain on devices featuring that functionality.
 * <para>
 * </para>
 * <para>
 * </para>
 * </summary>
 */
public class YMultiSensController : YFunction
{
//--- (end of YMultiSensController class start)
    //--- (YMultiSensController definitions)
    public new delegate void ValueCallback(YMultiSensController func, string value);
    public new delegate void TimedReportCallback(YMultiSensController func, YMeasure measure);

    public const int NSENSORS_INVALID = YAPI.INVALID_UINT;
    public const int MAXSENSORS_INVALID = YAPI.INVALID_UINT;
    public const int MAINTENANCEMODE_FALSE = 0;
    public const int MAINTENANCEMODE_TRUE = 1;
    public const int MAINTENANCEMODE_INVALID = -1;
    public const int LASTADDRESSDETECTED_INVALID = YAPI.INVALID_UINT;
    public const string COMMAND_INVALID = YAPI.INVALID_STRING;
    protected int _nSensors = NSENSORS_INVALID;
    protected int _maxSensors = MAXSENSORS_INVALID;
    protected int _maintenanceMode = MAINTENANCEMODE_INVALID;
    protected int _lastAddressDetected = LASTADDRESSDETECTED_INVALID;
    protected string _command = COMMAND_INVALID;
    protected ValueCallback _valueCallbackMultiSensController = null;
    //--- (end of YMultiSensController definitions)

    public YMultiSensController(string func)
        : base(func)
    {
        _className = "MultiSensController";
        //--- (YMultiSensController attributes initialization)
        //--- (end of YMultiSensController attributes initialization)
    }

    //--- (YMultiSensController implementation)

    protected override void _parseAttr(YAPI.YJSONObject json_val)
    {
        if (json_val.has("nSensors"))
        {
            _nSensors = json_val.getInt("nSensors");
        }
        if (json_val.has("maxSensors"))
        {
            _maxSensors = json_val.getInt("maxSensors");
        }
        if (json_val.has("maintenanceMode"))
        {
            _maintenanceMode = json_val.getInt("maintenanceMode") > 0 ? 1 : 0;
        }
        if (json_val.has("lastAddressDetected"))
        {
            _lastAddressDetected = json_val.getInt("lastAddressDetected");
        }
        if (json_val.has("command"))
        {
            _command = json_val.getString("command");
        }
        base._parseAttr(json_val);
    }


    /**
     * <summary>
     *   Returns the number of sensors to poll.
     * <para>
     * </para>
     * <para>
     * </para>
     * </summary>
     * <returns>
     *   an integer corresponding to the number of sensors to poll
     * </returns>
     * <para>
     *   On failure, throws an exception or returns <c>YMultiSensController.NSENSORS_INVALID</c>.
     * </para>
     */
    public int get_nSensors()
    {
        int res;
        lock (_thisLock) {
            if (this._cacheExpiration <= YAPI.GetTickCount()) {
                if (this.load(YAPI._yapiContext.GetCacheValidity()) != YAPI.SUCCESS) {
                    return NSENSORS_INVALID;
                }
            }
            res = this._nSensors;
        }
        return res;
    }

    /**
     * <summary>
     *   Changes the number of sensors to poll.
     * <para>
     *   Remember to call the
     *   <c>saveToFlash()</c> method of the module if the
     *   modification must be kept. It is recommended to restart the
     *   device with  <c>module->reboot()</c> after modifying
     *   (and saving) this settings.
     * </para>
     * <para>
     * </para>
     * </summary>
     * <param name="newval">
     *   an integer corresponding to the number of sensors to poll
     * </param>
     * <para>
     * </para>
     * <returns>
     *   <c>YAPI.SUCCESS</c> if the call succeeds.
     * </returns>
     * <para>
     *   On failure, throws an exception or returns a negative error code.
     * </para>
     */
    public int set_nSensors(int newval)
    {
        string rest_val;
        lock (_thisLock) {
            rest_val = (newval).ToString();
            return _setAttr("nSensors", rest_val);
        }
    }


    /**
     * <summary>
     *   Returns the maximum configurable sensor count allowed on this device.
     * <para>
     * </para>
     * <para>
     * </para>
     * </summary>
     * <returns>
     *   an integer corresponding to the maximum configurable sensor count allowed on this device
     * </returns>
     * <para>
     *   On failure, throws an exception or returns <c>YMultiSensController.MAXSENSORS_INVALID</c>.
     * </para>
     */
    public int get_maxSensors()
    {
        int res;
        lock (_thisLock) {
            if (this._cacheExpiration <= YAPI.GetTickCount()) {
                if (this.load(YAPI._yapiContext.GetCacheValidity()) != YAPI.SUCCESS) {
                    return MAXSENSORS_INVALID;
                }
            }
            res = this._maxSensors;
        }
        return res;
    }


    /**
     * <summary>
     *   Returns true when the device is in maintenance mode.
     * <para>
     * </para>
     * <para>
     * </para>
     * </summary>
     * <returns>
     *   either <c>YMultiSensController.MAINTENANCEMODE_FALSE</c> or <c>YMultiSensController.MAINTENANCEMODE_TRUE</c>,
     *   according to true when the device is in maintenance mode
     * </returns>
     * <para>
     *   On failure, throws an exception or returns <c>YMultiSensController.MAINTENANCEMODE_INVALID</c>.
     * </para>
     */
    public int get_maintenanceMode()
    {
        int res;
        lock (_thisLock) {
            if (this._cacheExpiration <= YAPI.GetTickCount()) {
                if (this.load(YAPI._yapiContext.GetCacheValidity()) != YAPI.SUCCESS) {
                    return MAINTENANCEMODE_INVALID;
                }
            }
            res = this._maintenanceMode;
        }
        return res;
    }

    /**
     * <summary>
     *   Changes the device mode to enable maintenance and to stop sensor polling.
     * <para>
     *   This way, the device does not automatically restart when it cannot
     *   communicate with one of the sensors.
     * </para>
     * <para>
     * </para>
     * </summary>
     * <param name="newval">
     *   either <c>YMultiSensController.MAINTENANCEMODE_FALSE</c> or <c>YMultiSensController.MAINTENANCEMODE_TRUE</c>,
     *   according to the device mode to enable maintenance and to stop sensor polling
     * </param>
     * <para>
     * </para>
     * <returns>
     *   <c>YAPI.SUCCESS</c> if the call succeeds.
     * </returns>
     * <para>
     *   On failure, throws an exception or returns a negative error code.
     * </para>
     */
    public int set_maintenanceMode(int newval)
    {
        string rest_val;
        lock (_thisLock) {
            rest_val = (newval > 0 ? "1" : "0");
            return _setAttr("maintenanceMode", rest_val);
        }
    }


    /**
     * <summary>
     *   Returns the I2C address of the most recently detected sensor.
     * <para>
     *   This method can
     *   be used to in case of I2C communication error to determine what is the
     *   last sensor that can be reached, or after a call to <c>setupAddress</c>
     *   to make sure that the address change was properly processed.
     * </para>
     * <para>
     * </para>
     * </summary>
     * <returns>
     *   an integer corresponding to the I2C address of the most recently detected sensor
     * </returns>
     * <para>
     *   On failure, throws an exception or returns <c>YMultiSensController.LASTADDRESSDETECTED_INVALID</c>.
     * </para>
     */
    public int get_lastAddressDetected()
    {
        int res;
        lock (_thisLock) {
            if (this._cacheExpiration <= YAPI.GetTickCount()) {
                if (this.load(YAPI._yapiContext.GetCacheValidity()) != YAPI.SUCCESS) {
                    return LASTADDRESSDETECTED_INVALID;
                }
            }
            res = this._lastAddressDetected;
        }
        return res;
    }


    public string get_command()
    {
        string res;
        lock (_thisLock) {
            if (this._cacheExpiration <= YAPI.GetTickCount()) {
                if (this.load(YAPI._yapiContext.GetCacheValidity()) != YAPI.SUCCESS) {
                    return COMMAND_INVALID;
                }
            }
            res = this._command;
        }
        return res;
    }

    public int set_command(string newval)
    {
        string rest_val;
        lock (_thisLock) {
            rest_val = newval;
            return _setAttr("command", rest_val);
        }
    }


    /**
     * <summary>
     *   Retrieves a multi-sensor controller for a given identifier.
     * <para>
     *   The identifier can be specified using several formats:
     * </para>
     * <para>
     * </para>
     * <para>
     *   - FunctionLogicalName
     * </para>
     * <para>
     *   - ModuleSerialNumber.FunctionIdentifier
     * </para>
     * <para>
     *   - ModuleSerialNumber.FunctionLogicalName
     * </para>
     * <para>
     *   - ModuleLogicalName.FunctionIdentifier
     * </para>
     * <para>
     *   - ModuleLogicalName.FunctionLogicalName
     * </para>
     * <para>
     * </para>
     * <para>
     *   This function does not require that the multi-sensor controller is online at the time
     *   it is invoked. The returned object is nevertheless valid.
     *   Use the method <c>YMultiSensController.isOnline()</c> to test if the multi-sensor controller is
     *   indeed online at a given time. In case of ambiguity when looking for
     *   a multi-sensor controller by logical name, no error is notified: the first instance
     *   found is returned. The search is performed first by hardware name,
     *   then by logical name.
     * </para>
     * <para>
     *   If a call to this object's is_online() method returns FALSE although
     *   you are certain that the matching device is plugged, make sure that you did
     *   call registerHub() at application initialization time.
     * </para>
     * <para>
     * </para>
     * </summary>
     * <param name="func">
     *   a string that uniquely characterizes the multi-sensor controller, for instance
     *   <c>YTEMPIR1.multiSensController</c>.
     * </param>
     * <returns>
     *   a <c>YMultiSensController</c> object allowing you to drive the multi-sensor controller.
     * </returns>
     */
    public static YMultiSensController FindMultiSensController(string func)
    {
        YMultiSensController obj;
        lock (YAPI.globalLock) {
            obj = (YMultiSensController) YFunction._FindFromCache("MultiSensController", func);
            if (obj == null) {
                obj = new YMultiSensController(func);
                YFunction._AddToCache("MultiSensController", func, obj);
            }
        }
        return obj;
    }


    /**
     * <summary>
     *   Registers the callback function that is invoked on every change of advertised value.
     * <para>
     *   The callback is then invoked only during the execution of <c>ySleep</c> or <c>yHandleEvents</c>.
     *   This provides control over the time when the callback is triggered. For good responsiveness,
     *   remember to call one of these two functions periodically. The callback is called once juste after beeing
     *   registered, passing the current advertised value  of the function, provided that it is not an empty string.
     *   To unregister a callback, pass a null pointer as argument.
     * </para>
     * <para>
     * </para>
     * </summary>
     * <param name="callback">
     *   the callback function to call, or a null pointer. The callback function should take two
     *   arguments: the function object of which the value has changed, and the character string describing
     *   the new advertised value.
     * @noreturn
     * </param>
     */
    public int registerValueCallback(ValueCallback callback)
    {
        string val;
        if (callback != null) {
            YFunction._UpdateValueCallbackList(this, true);
        } else {
            YFunction._UpdateValueCallbackList(this, false);
        }
        this._valueCallbackMultiSensController = callback;
        // Immediately invoke value callback with current value
        if (callback != null && this.isOnline()) {
            val = this._advertisedValue;
            if (!(val == "")) {
                this._invokeValueCallback(val);
            }
        }
        return 0;
    }


    public override int _invokeValueCallback(string value)
    {
        if (this._valueCallbackMultiSensController != null) {
            this._valueCallbackMultiSensController(this, value);
        } else {
            base._invokeValueCallback(value);
        }
        return 0;
    }


    /**
     * <summary>
     *   Configures the I2C address of the only sensor connected to the device.
     * <para>
     *   It is recommended to put the the device in maintenance mode before
     *   changing sensor addresses.  This method is only intended to work with a single
     *   sensor connected to the device. If several sensors are connected, the result
     *   is unpredictable.
     * </para>
     * <para>
     *   Note that the device is expecting to find a sensor or a string of sensors with specific
     *   addresses. Check the device documentation to find out which addresses should be used.
     * </para>
     * </summary>
     * <param name="addr">
     *   new address of the connected sensor
     * </param>
     * <returns>
     *   <c>YAPI.SUCCESS</c> if the call succeeds.
     *   On failure, throws an exception or returns a negative error code.
     * </returns>
     */
    public virtual int setupAddress(int addr)
    {
        string cmd;
        int res;
        cmd = "A"+Convert.ToString(addr);
        res = this.set_command(cmd);
        if (!(res == YAPI.SUCCESS)) {
            this._throw(YAPI.IO_ERROR, "unable to trigger address change");
            return YAPI.IO_ERROR;
        }
        {string ignore=""; YAPI.Sleep(1500, ref ignore);};
        res = this.get_lastAddressDetected();
        if (!(res > 0)) {
            this._throw(YAPI.IO_ERROR, "IR sensor not found");
            return YAPI.IO_ERROR;
        }
        if (!(res == addr)) {
            this._throw(YAPI.IO_ERROR, "address change failed");
            return YAPI.IO_ERROR;
        }
        return YAPI.SUCCESS;
    }


    /**
     * <summary>
     *   Triggers the I2C address detection procedure for the only sensor connected to the device.
     * <para>
     *   This method is only intended to work with a single sensor connected to the device.
     *   If several sensors are connected, the result is unpredictable.
     * </para>
     * </summary>
     * <returns>
     *   the I2C address of the detected sensor, or 0 if none is found
     * </returns>
     * <para>
     *   On failure, throws an exception or returns a negative error code.
     * </para>
     */
    public virtual int get_sensorAddress()
    {
        int res;
        res = this.set_command("a");
        if (!(res == YAPI.SUCCESS)) {
            this._throw(YAPI.IO_ERROR, "unable to trigger address detection");
            return res;
        }
        {string ignore=""; YAPI.Sleep(1000, ref ignore);};
        res = this.get_lastAddressDetected();
        return res;
    }

    /**
     * <summary>
     *   Continues the enumeration of multi-sensor controllers started using <c>yFirstMultiSensController()</c>.
     * <para>
     *   Caution: You can't make any assumption about the returned multi-sensor controllers order.
     *   If you want to find a specific a multi-sensor controller, use
     *   <c>MultiSensController.findMultiSensController()</c>
     *   and a hardwareID or a logical name.
     * </para>
     * </summary>
     * <returns>
     *   a pointer to a <c>YMultiSensController</c> object, corresponding to
     *   a multi-sensor controller currently online, or a <c>null</c> pointer
     *   if there are no more multi-sensor controllers to enumerate.
     * </returns>
     */
    public YMultiSensController nextMultiSensController()
    {
        string hwid = "";
        if (YAPI.YISERR(_nextFunction(ref hwid)))
            return null;
        if (hwid == "")
            return null;
        return FindMultiSensController(hwid);
    }

    //--- (end of YMultiSensController implementation)

    //--- (YMultiSensController functions)

    /**
     * <summary>
     *   Starts the enumeration of multi-sensor controllers currently accessible.
     * <para>
     *   Use the method <c>YMultiSensController.nextMultiSensController()</c> to iterate on
     *   next multi-sensor controllers.
     * </para>
     * </summary>
     * <returns>
     *   a pointer to a <c>YMultiSensController</c> object, corresponding to
     *   the first multi-sensor controller currently online, or a <c>null</c> pointer
     *   if there are none.
     * </returns>
     */
    public static YMultiSensController FirstMultiSensController()
    {
        YFUN_DESCR[] v_fundescr = new YFUN_DESCR[1];
        YDEV_DESCR dev = default(YDEV_DESCR);
        int neededsize = 0;
        int err = 0;
        string serial = null;
        string funcId = null;
        string funcName = null;
        string funcVal = null;
        string errmsg = "";
        int size = Marshal.SizeOf(v_fundescr[0]);
        IntPtr p = Marshal.AllocHGlobal(Marshal.SizeOf(v_fundescr[0]));
        err = YAPI.apiGetFunctionsByClass("MultiSensController", 0, p, size, ref neededsize, ref errmsg);
        Marshal.Copy(p, v_fundescr, 0, 1);
        Marshal.FreeHGlobal(p);
        if ((YAPI.YISERR(err) | (neededsize == 0)))
            return null;
        serial = "";
        funcId = "";
        funcName = "";
        funcVal = "";
        errmsg = "";
        if ((YAPI.YISERR(YAPI.yapiGetFunctionInfo(v_fundescr[0], ref dev, ref serial, ref funcId, ref funcName, ref funcVal, ref errmsg))))
            return null;
        return FindMultiSensController(serial + "." + funcId);
    }

    //--- (end of YMultiSensController functions)
}
#pragma warning restore 1591

