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// Copyright (c) 2017, Intel Corporation.
// C includes
#include <string.h>
// ZJS includes
#include "zjs_common.h"
#include "zjs_sensor.h"
#include "zjs_sensor_light.h"
#include "zjs_util.h"
static sensor_instance_t *g_instance = NULL;
static void onchange(void *h, const void *argv)
{
sensor_handle_t *handle = (sensor_handle_t *)h;
jerry_value_t obj = handle->sensor_obj;
double d;
// reading is a ptr to double
d = *((double *)argv);
zjs_obj_add_readonly_number(obj, "illuminance", d);
zjs_sensor_trigger_change(obj);
}
static void onstop(void *h, const void *argv)
{
sensor_handle_t *handle = (sensor_handle_t *)h;
jerry_value_t obj = handle->sensor_obj;
jerry_value_t null_val = jerry_create_null();
zjs_set_readonly_property(obj, "illuminance", null_val);
}
static ZJS_DECL_FUNC(zjs_sensor_constructor)
{
ZJS_VALIDATE_ARGS(Z_OBJECT);
jerry_value_t sensor_obj =
ZJS_CHAIN_FUNC_ARGS(zjs_sensor_create, g_instance, SENSOR_CHAN_LIGHT,
ADC_DEVICE_NAME, -1, 100, onchange, NULL, onstop);
if (!jerry_value_is_error(sensor_obj)) {
ZVAL null_val = jerry_create_null();
zjs_set_readonly_property(sensor_obj, "illuminance", null_val);
}
return sensor_obj;
}
sensor_instance_t *zjs_sensor_light_init()
{
if (g_instance)
return g_instance;
g_instance = zjs_sensor_create_instance("AmbientLightSensor",
zjs_sensor_constructor);
return g_instance;
}
void zjs_sensor_light_cleanup()
{
if (g_instance) {
zjs_sensor_free_instance(g_instance);
g_instance = NULL;
}
}
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