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authorScott Murray <scott.murray@konsulko.com>2020-01-14 15:52:49 -0500
committerScott Murray <scott.murray@konsulko.com>2020-01-14 15:52:49 -0500
commit754a92db4fac110a62ddb5549fd50dd001d1a859 (patch)
tree576fb69829ece13873b93f0caac13c5eae78969c
parentf567ef6ddec3390bf0c9546b246e8e2a35389fbe (diff)
Add code to pull in the voice capabilities binding, subscribe to the existing setDestination and cancelNavigation events, and use the data that comes from them to set/clear the destination waypoint. Bug-AGL: SPEC-3107 Signed-off-by: Scott Murray <scott.murray@konsulko.com> Change-Id: Iaeb0283492cc89e8cff1a1558cab7554e32e3142
-rw-r--r--binding/navigation-api.c136
-rw-r--r--conf.d/wgt/config.xml.in4
2 files changed, 129 insertions, 11 deletions
diff --git a/binding/navigation-api.c b/binding/navigation-api.c
index e2aa6b1..1774e29 100644
--- a/binding/navigation-api.c
+++ b/binding/navigation-api.c
@@ -33,9 +33,17 @@
#include "navigation-api.h"
-struct navigation_state *navigation_get_userdata(afb_req_t request) {
- afb_api_t api = afb_req_get_api(request);
- return afb_api_get_userdata(api);
+afb_api_t g_api;
+
+static const char *vshl_capabilities_events[] = {
+ "setDestination",
+ "cancelNavigation",
+ NULL,
+};
+
+struct navigation_state *navigation_get_userdata(void)
+{
+ return afb_api_get_userdata(g_api);
}
static afb_event_t get_event_from_value(struct navigation_state *ns,
@@ -71,7 +79,7 @@ static json_object **get_storage_from_value(struct navigation_state *ns,
static void navigation_subscribe_unsubscribe(afb_req_t request,
gboolean unsub)
{
- struct navigation_state *ns = navigation_get_userdata(request);
+ struct navigation_state *ns = navigation_get_userdata();
json_object *jresp = json_object_new_object();
const char *value;
afb_event_t event;
@@ -128,12 +136,11 @@ static void unsubscribe(afb_req_t request)
navigation_subscribe_unsubscribe(request, TRUE);
}
-static void broadcast(afb_req_t request, const char *name, gboolean cache)
+static void broadcast(json_object *jresp, const char *name, gboolean cache)
{
- struct navigation_state *ns = navigation_get_userdata(request);
+ struct navigation_state *ns = navigation_get_userdata();
afb_event_t event = get_event_from_value(ns, name);
- json_object *jresp = afb_req_json(request), *tmp = NULL;
-
+ json_object *tmp = NULL;
if (json_object_deep_copy(jresp, (json_object **) &tmp, NULL))
return;
@@ -167,9 +174,14 @@ static void broadcast(afb_req_t request, const char *name, gboolean cache)
static void broadcast_status(afb_req_t request)
{
- broadcast(request, "status", TRUE);
+ json_object *jresp = afb_req_json(request);
+ broadcast(jresp, "status", TRUE);
afb_req_success(request, NULL, "Broadcast status send");
+
+ // NOTE: If the Alexa SDK API for pushing local navigation
+ // updates gets exposed, send update to vshl-capabilities
+ // here.
}
static void broadcast_position(afb_req_t request)
@@ -181,21 +193,99 @@ static void broadcast_position(afb_req_t request)
if (position && !g_strcmp0(position, "car"))
cache = TRUE;
- broadcast(request, "position", cache);
+ json_object *jresp = afb_req_json(request);
+ broadcast(jresp, "position", cache);
afb_req_success(request, NULL, "Broadcast position send");
+
+ // NOTE: If the Alexa SDK API for pushing local navigation
+ // updates gets exposed, send update to vshl-capabilities
+ // here.
}
static void broadcast_waypoints(afb_req_t request)
{
- broadcast(request, "waypoints", TRUE);
+ json_object *jresp = afb_req_json(request);
+ broadcast(jresp, "waypoints", TRUE);
afb_req_success(request, NULL, "Broadcast waypoints send");
+
+ // NOTE: If the Alexa SDK API for pushing local navigation
+ // updates gets exposed, send update to vshl-capabilities
+ // here.
+}
+
+static void handle_setDestination_event(struct json_object *object)
+{
+ json_object *jdest = NULL;
+ json_object_object_get_ex(object, "destination", &jdest);
+ if(!jdest) {
+ AFB_WARNING("setDestination event missing destination element");
+ return;
+ }
+
+ json_object *jcoord = NULL;
+ json_object_object_get_ex(jdest, "coordinate", &jcoord);
+ if(!jcoord) {
+ AFB_WARNING("setDestination event missing coordinate element");
+ return;
+ }
+
+ json_object *jlat = NULL;
+ json_object_object_get_ex(jcoord, "latitudeInDegrees", &jlat);
+ if(!jlat)
+ return;
+ errno = 0;
+ double lat = json_object_get_double(jlat);
+ if(errno != 0)
+ return;
+
+ json_object *jlon = NULL;
+ json_object_object_get_ex(jcoord, "longitudeInDegrees", &jlon);
+ if(!jlon)
+ return;
+ double lon = json_object_get_double(jlon);
+ if(errno != 0)
+ return;
+
+ json_object *jobj = json_object_new_object();
+ json_object *jpoints = json_object_new_array();
+ json_object *jpoint = json_object_new_object();
+ jlat = json_object_new_double(lat);
+ jlon = json_object_new_double(lon);
+ json_object_object_add(jpoint, "latitude", jlat);
+ json_object_object_add(jpoint, "longitude", jlon);
+ json_object_array_add(jpoints, jpoint);
+ json_object_object_add(jobj, "points", jpoints);
+ broadcast(jobj, "waypoints", TRUE);
+}
+
+static void handle_cancelNavigation_event(struct json_object *object)
+{
+ json_object *jobj = json_object_new_object();
+ json_object *jstate = json_object_new_string("stop");
+ json_object_object_add(jobj, "state", jstate);
+ broadcast(jobj, "status", TRUE);
+}
+
+static void onevent(afb_api_t api, const char *event, struct json_object *object)
+{
+ if(!event)
+ return;
+
+ if(strcmp(event, "vshl-capabilities/setDestination") == 0) {
+ handle_setDestination_event(object);
+ } else if(strcmp(event, "vshl-capabilities/cancelNavigation") == 0) {
+ handle_cancelNavigation_event(object);
+ } else {
+ AFB_WARNING("Unhandled vshl-capabilities event");
+ }
}
static int init(afb_api_t api)
{
struct navigation_state *ns;
+ int rc;
ns = g_try_malloc0(sizeof(*ns));
if (!ns) {
@@ -203,6 +293,28 @@ static int init(afb_api_t api)
return -ENOMEM;
}
+ rc = afb_daemon_require_api("vshl-capabilities", 1);
+ if (!rc) {
+ const char **tmp = vshl_capabilities_events;
+ json_object *args = json_object_new_object();
+ json_object *actions = json_object_new_array();
+
+ while (*tmp) {
+ json_object_array_add(actions, json_object_new_string(*tmp++));
+ }
+ json_object_object_add(args, "actions", actions);
+ if(json_object_array_length(actions)) {
+ rc = afb_api_call_sync(api, "vshl-capabilities", "navigation/subscribe",
+ args, NULL, NULL, NULL);
+ if(rc != 0)
+ AFB_WARNING("afb_api_call_sync returned %d", rc);
+ } else {
+ json_object_put(args);
+ }
+ } else {
+ AFB_WARNING("unable to initialize vshl-capabilities binding");
+ }
+
ns->status_event = afb_daemon_make_event("status");
ns->position_event = afb_daemon_make_event("position");
ns->waypoints_event = afb_daemon_make_event("waypoints");
@@ -215,6 +327,7 @@ static int init(afb_api_t api)
}
afb_api_set_userdata(api, ns);
+ g_api = api;
g_rw_lock_init(&ns->rw_lock);
@@ -252,5 +365,6 @@ static const afb_verb_t binding_verbs[] = {
const afb_binding_t afbBindingV3 = {
.api = "navigation",
.verbs = binding_verbs,
+ .onevent = onevent,
.init = init,
};
diff --git a/conf.d/wgt/config.xml.in b/conf.d/wgt/config.xml.in
index 485407e..c0c1cfd 100644
--- a/conf.d/wgt/config.xml.in
+++ b/conf.d/wgt/config.xml.in
@@ -17,6 +17,10 @@
</feature>
<feature name="urn:AGL:widget:required-api">
+ <param name="vshl-capabilities" value="ws" />
+ </feature>
+
+ <feature name="urn:AGL:widget:required-binding">
<param name="@WIDGET_ENTRY_POINT@" value="local" />
</feature>
</widget>