Adopt error code and message into Window Manager
[apps/agl-service-windowmanager.git] / src / app.cpp
index c09081e..cedf70c 100644 (file)
@@ -35,7 +35,7 @@
 #include <regex>
 #include <thread>
 
-#include "windowmanager-client.hpp"
+#include "wm-client.hpp"
 #include "applist.hpp"
 
 extern "C"
@@ -46,7 +46,7 @@ extern "C"
 namespace wm
 {
 
-const unsigned TIME_OUT = 1000000UL; /* 1s */
+const unsigned TIME_OUT = 10000000UL; /* 10s */
 
 /* DrawingArea name used by "{layout}.{area}" */
 const char kNameLayoutNormal[] = "normal";
@@ -123,15 +123,33 @@ processTimerHandler(sd_event_source *s, uint64_t usec, void *userdata)
 void App::timerHandler()
 {
     unsigned seq = app_list.currentSequenceNumber();
-    HMI_SEQ_DEBUG(seq, "Timer expired remove Request");
+    HMI_SEQ_DEBUG(seq, "Timer expired, remove Request");
+    app_list.req_dump();
     app_list.removeRequest(seq);
     app_list.next();
+    app_list.req_dump();
     if (app_list.haveRequest())
     {
         this->process_request();
     }
 }
 
+void App::removeClient(const std::string &appid)
+{
+    HMI_DEBUG("wm", "Remove clinet %s from list", appid.c_str());
+    app_list.removeClient(appid);
+}
+
+bool App::subscribeEventForApp(const std::string &appid, afb_req req, const std::string &evname)
+{
+    if(app_list.contains(appid) != WMError::SUCCESS){
+        HMI_DEBUG("wm", "Client %s is not registered", appid.c_str());
+        return false;
+    }
+    auto client = app_list.lookUpClient(appid);
+    return client->subscribe(req, evname);
+}
+
 /**
  * App Impl
  */
@@ -405,13 +423,14 @@ void App::layout_commit()
     this->display->flush();
 }
 
-void App::set_timer(){
+void App::set_timer()
+{
     HMI_SEQ_DEBUG(app_list.currentSequenceNumber(), "Timer set activate");
-    if (timer_ev_src != nullptr)
+    if (timer_ev_src == nullptr)
     {
         // firsttime set into sd_event
         int ret = sd_event_add_time(afb_daemon_get_event_loop(), &timer_ev_src,
-                                    CLOCK_REALTIME, time(NULL) + TIME_OUT, 0, processTimerHandler, this);
+                                    CLOCK_REALTIME, time(NULL) * (1000000UL) + TIME_OUT, 1, processTimerHandler, this);
         if (ret < 0)
         {
             HMI_ERROR("wm", "Could't set timer");
@@ -420,55 +439,229 @@ void App::set_timer(){
     else
     {
         // update timer limitation after second time
-        sd_event_source_set_time(timer_ev_src, time(NULL) + TIME_OUT);
+        sd_event_source_set_time(timer_ev_src, time(NULL) * (1000000UL) + TIME_OUT);
         sd_event_source_set_enabled(timer_ev_src, SD_EVENT_ONESHOT);
     }
 }
 
-void App::stop_timer(){
+void App::stop_timer()
+{
     unsigned seq = app_list.currentSequenceNumber();
     HMI_SEQ_DEBUG(seq, "Timer stop");
     int rc = sd_event_source_set_enabled(timer_ev_src, SD_EVENT_OFF);
-    if(rc < 0){
+    if (rc < 0)
+    {
         HMI_SEQ_ERROR(seq, "Timer stop failed");
     }
 }
 
-bool App::do_allocate_window_resource(unsigned request_seq)
+WMError App::lm_release(const struct WMAction &action)
+{
+    //auto const &surface_id = this->lookup_id(drawing_name);
+    WMError ret = WMError::LAYOUT_CHANGE_FAIL;
+    unsigned req_num = app_list.currentSequenceNumber();
+    auto const &surface_id = this->lookup_id(action.role.c_str());
+    if (!surface_id)
+    {
+        HMI_SEQ_ERROR(req_num, "Surface does not exist");
+        return ret;
+    }
+
+    if (*surface_id == this->layers.main_surface)
+    {
+        HMI_SEQ_ERROR(req_num, "Cannot deactivate main_surface");
+        return ret;
+    }
+
+    auto o_state = *this->layers.get_layout_state(*surface_id);
+
+    if (o_state == nullptr)
+    {
+        HMI_SEQ_ERROR(req_num, "Could not find layer for surface");
+        return ret;
+    }
+
+    struct LayoutState &state = *o_state;
+
+    if (state.main == -1)
+    {
+        HMI_SEQ_ERROR(req_num, "No surface active");
+        return ret;
+    }
+
+    // Check against main_surface, main_surface_name is the configuration item.
+    if (*surface_id == this->layers.main_surface)
+    {
+        HMI_SEQ_DEBUG(req_num, "Refusing to deactivate main_surface %d", *surface_id);
+        //reply(nullptr);
+        return WMError::SUCCESS;
+    }
+    if ((state.main == *surface_id) && (state.sub == *surface_id))
+    {
+        HMI_SEQ_ERROR(req_num, "Surface is not active");
+        return ret;
+    }
+
+    if (state.main == *surface_id)
+    {
+        if (state.sub != -1)
+        {
+            this->try_layout(
+                state, LayoutState{state.sub, -1}, [&](LayoutState const &nl) {
+                    std::string sub = std::move(*this->lookup_name(state.sub));
+
+                    this->deactivate(*surface_id);
+                    this->surface_set_layout(state.sub);
+                    state = nl;
+
+                    this->layout_commit();
+                    std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
+                    compositor::rect area_rect = this->area_info[state.sub];
+                    this->emit_syncdraw(sub.c_str(), str_area.c_str(),
+                                        area_rect.x, area_rect.y, area_rect.w, area_rect.h);
+                    this->enqueue_flushdraw(state.sub);
+                });
+        }
+        else
+        {
+            this->try_layout(state, LayoutState{-1, -1}, [&](LayoutState const &nl) {
+                this->deactivate(*surface_id);
+                state = nl;
+                this->layout_commit();
+            });
+        }
+    }
+    else if (state.sub == *surface_id)
+    {
+        this->try_layout(
+            state, LayoutState{state.main, -1}, [&](LayoutState const &nl) {
+                std::string main = std::move(*this->lookup_name(state.main));
+
+                this->deactivate(*surface_id);
+                this->surface_set_layout(state.main);
+                state = nl;
+
+                this->layout_commit();
+                std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
+                compositor::rect area_rect = this->area_info[state.main];
+                this->emit_syncdraw(main.c_str(), str_area.c_str(),
+                                    area_rect.x, area_rect.y, area_rect.w, area_rect.h);
+                this->enqueue_flushdraw(state.main);
+            });
+    }
+    return WMError::SUCCESS;
+}
+
+WMError App::lm_layout_change(const struct WMAction &action)
+{
+    const char *msg = this->check_surface_exist(action.role.c_str());
+
+    /*
+    lm_.updateLayout(action);
+    TODO: emit syncDraw with application*/
+    if (msg)
+    {
+        HMI_SEQ_DEBUG(app_list.currentSequenceNumber(), msg);
+        //app_list.removeRequest(req_num);
+        return WMError::LAYOUT_CHANGE_FAIL;
+    }
+    this->lm_layout_change(action.role.c_str());
+    return WMError::SUCCESS;
+}
+
+WMError App::do_transition(unsigned req_num)
 {
     /*
     * Check Policy
     */
-   // get current trigger
-    auto trigger = app_list.getRequest(request_seq);
+    // get current trigger
+    auto trigger = app_list.getRequest(req_num);
+    bool is_activate = true;
+
+    /*  get new status from Policy Manager
+
+    (json_object*?) newLayout = checkPolicy(trigger);
+    (vector<struct WMAction>&) auto actions = translator.inputActionFromLayout(newLayout, currentLayout)
+    for(const auto& x : actions){
+        app_list.setAciton(req_num, x)
+    }
+
+    or
+
+    translator.inputActionFromLayout(newLayout, currentLayout, &app_list, req_num);
 
-    // json_object* newState = checkPolicy(role);
     /* The following error check is not necessary because main.cpp will reject the message form not registered object
-   if(client != nullptr){
-       reply("client is not registered");
-       return;
    } */
-    HMI_SEQ_NOTICE(request_seq, "ATM, Policy manager does't exist, then set WMAction as is");
-
-    bool ret = app_list.setAction(request_seq, trigger.appid, trigger.role, trigger.area);
+    HMI_SEQ_NOTICE(req_num, "ATM, Policy manager does't exist, then set WMAction as is");
 
+    if (TASK_RELEASE == trigger.task)
+    {
+        is_activate = false;
+    }
+    WMError ret = app_list.setAction(req_num, trigger.appid, trigger.role, trigger.area, is_activate);
     app_list.req_dump();
-    // TODO: Tasks will be changed according to policy manager result
-    // do task(onTransition (activate))
 
-    // lm_.updateLayout(jobj);
-    // TODO: emit syncDraw with application
+    if (ret != WMError::SUCCESS)
+    {
+        HMI_SEQ_ERROR(req_num, "Failed to set action");
+        return ret;
+    }
 
-    //client->emit_syncdraw(role);
-    if (ret) {
-        this->set_timer();
-    } else {
+    // layer manager task
+    bool sync_draw_happen = false;
+    for (const auto &y : app_list.getActions(req_num))
+    {
+        /*
+        do_task(y);
+        */
+        /*  TODO
+           but current we can't do do_task,
+           so divide the processing into lm_layout_change and lm_release
+        */
+        if (y.visible)
+        {
+            sync_draw_happen = true;
+            ret = lm_layout_change(y);
+            if (ret != WMError::SUCCESS)
+            {
+                HMI_SEQ_ERROR(req_num, "%s: appid: %s, role: %s, area: %s",
+                    errorDescription(ret), y.appid.c_str(), y.role.c_str(), y.area.c_str());
+                app_list.removeRequest(req_num);
+                break;
+                // TODO: if transition fails, what should we do?
+            }
+            /* app_list.lookUpClient(y.appid)->emit_syncdraw(y.role, y.area); */
+        }
+        else
+        {
+            ret = lm_release(y);
+            if (!ret)
+            {
+                HMI_SEQ_ERROR(req_num, "Failed release resource: %s", y.appid.c_str());
+                app_list.removeRequest(req_num);
+                break;
+                // TODO: if transition fails, what should we do?
+            }
+            /* app_list.lookUpClient(y.appid)->emit_invisible(y.role, y.area); */
+        }
+    }
+
+    if (ret != WMError::SUCCESS)
+    {
         //this->emit_error(request_seq, 0 /*error_num*/, "error happens"); // test
     }
+    else if (sync_draw_happen)
+    {
+        this->set_timer();
+    }
+    else
+    {
+        app_list.removeRequest(req_num); // HACK!!!
+    }
     return ret;
 }
 
-void App::lm_layout_change(unsigned req_num, const char* drawing_name)
+void App::lm_layout_change(const char *drawing_name)
 {
     auto const &surface_id = this->lookup_id(drawing_name);
     auto layer_id = this->layers.get_layer_id(*surface_id);
@@ -613,7 +806,7 @@ void App::lm_layout_change(unsigned req_num, const char* drawing_name)
     }
 }
 
-const char* App::check_surface_exist(unsigned req_num, const char* drawing_name)
+const char *App::check_surface_exist(const char *drawing_name)
 {
     auto const &surface_id = this->lookup_id(drawing_name);
     if (!surface_id)
@@ -661,7 +854,8 @@ void App::api_activate_surface(char const *appid, char const *drawing_name, char
     std::string role = drawing_name;
     std::string area = drawing_area;
 
-    if(!app_list.contains(id)){
+    if (app_list.contains(id) != WMError::SUCCESS)
+    {
         reply("app doesn't request 'requestSurface' yet");
         return;
     }
@@ -686,33 +880,24 @@ void App::api_activate_surface(char const *appid, char const *drawing_name, char
 
     HMI_SEQ_DEBUG(current, "%s start sequence with %s, %s", id.c_str(), role.c_str(), area.c_str());
 
+    reply(nullptr);
     if (new_req != current)
     {
         // Add request, then invoked after the previous task is finished
         HMI_SEQ_DEBUG(new_req, "request is accepted");
-        reply(nullptr);
         return;
     }
 
     /*
     * Do allocate tasks
     */
-    bool ret = this->do_allocate_window_resource(new_req);
+    WMError ret = this->do_transition(new_req);
 
-    // layer manager task
-    // this function will be integrated in do_allocate_window_resource()
-    const char* msg = this->check_surface_exist(new_req, drawing_name);
-
-    if(msg){
-        HMI_SEQ_DEBUG(new_req,"surface doesn't exist");
-        reply(msg);
-        app_list.removeRequest(new_req);
-        return;
+    if (ret != WMError::SUCCESS)
+    {
+        HMI_SEQ_ERROR(new_req, errorDescription(ret));
+        //this->emit_error()
     }
-    // this function will be integrated in do_allocate_window_resource()
-    this->lm_layout_change(new_req, drawing_name);
-
-    reply(nullptr);
 }
 
 void App::api_deactivate_surface(char const *appid, char const *drawing_name, const reply_func &reply)
@@ -724,9 +909,10 @@ void App::api_deactivate_surface(char const *appid, char const *drawing_name, co
    */
     std::string id = appid;
     std::string role = drawing_name;
-    std::string area = "";    //drawing_area;
+    std::string area = ""; //drawing_area;
 
-    if(!app_list.contains(id)){
+    if (app_list.contains(id) != WMError::SUCCESS)
+    {
         reply("app doesn't request 'requestSurface' yet");
         return;
     }
@@ -750,108 +936,23 @@ void App::api_deactivate_surface(char const *appid, char const *drawing_name, co
 
     HMI_SEQ_DEBUG(current, "%s start sequence with %s, %s", id.c_str(), role.c_str(), area.c_str());
 
+    reply(nullptr);
     if (new_req != current)
     {
         // Add request, then invoked after the previous task is finished
         HMI_SEQ_DEBUG(new_req, "request is accepted");
-        reply(nullptr);
         return;
     }
 
     /*
     * Do allocate tasks
     */
-    //bool ret = this->do_allocate_window_resource(new_req);
+    WMError ret = this->do_transition(new_req);
 
-    auto const &surface_id = this->lookup_id(drawing_name);
-    if (!surface_id)
+    if (ret != WMError::SUCCESS)
     {
-        reply("Surface does not exist");
-        return;
-    }
-
-    if (*surface_id == this->layers.main_surface)
-    {
-        reply("Cannot deactivate main_surface");
-        return;
-    }
-
-    auto o_state = *this->layers.get_layout_state(*surface_id);
-
-    if (o_state == nullptr)
-    {
-        reply("Could not find layer for surface");
-        return;
-    }
-
-    struct LayoutState &state = *o_state;
-
-    if (state.main == -1)
-    {
-        reply("No surface active");
-        return;
-    }
-
-    // Check against main_surface, main_surface_name is the configuration item.
-    if (*surface_id == this->layers.main_surface)
-    {
-        HMI_DEBUG("wm", "Refusing to deactivate main_surface %d", *surface_id);
-        reply(nullptr);
-        return;
-    }
-    if ((state.main == *surface_id) && (state.sub == *surface_id))
-    {
-        reply("Surface is not active");
-        return;
-    }
-    reply(nullptr);
-
-    if (state.main == *surface_id)
-    {
-        if (state.sub != -1)
-        {
-            this->try_layout(
-                state, LayoutState{state.sub, -1}, [&](LayoutState const &nl) {
-                    std::string sub = std::move(*this->lookup_name(state.sub));
-
-                    this->deactivate(*surface_id);
-                    this->surface_set_layout(state.sub);
-                    state = nl;
-
-                    this->layout_commit();
-                    std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
-                    compositor::rect area_rect = this->area_info[state.sub];
-                    this->emit_syncdraw(sub.c_str(), str_area.c_str(),
-                                        area_rect.x, area_rect.y, area_rect.w, area_rect.h);
-                    this->enqueue_flushdraw(state.sub);
-                });
-        }
-        else
-        {
-            this->try_layout(state, LayoutState{-1, -1}, [&](LayoutState const &nl) {
-                this->deactivate(*surface_id);
-                state = nl;
-                this->layout_commit();
-            });
-        }
-    }
-    else if (state.sub == *surface_id)
-    {
-        this->try_layout(
-            state, LayoutState{state.main, -1}, [&](LayoutState const &nl) {
-                std::string main = std::move(*this->lookup_name(state.main));
-
-                this->deactivate(*surface_id);
-                this->surface_set_layout(state.main);
-                state = nl;
-
-                this->layout_commit();
-                std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
-                compositor::rect area_rect = this->area_info[state.main];
-                this->emit_syncdraw(main.c_str(), str_area.c_str(),
-                                    area_rect.x, area_rect.y, area_rect.w, area_rect.h);
-                this->enqueue_flushdraw(state.main);
-            });
+        HMI_SEQ_ERROR(new_req, errorDescription(ret));
+        //this->emit_error()
     }
 }
 
@@ -878,7 +979,8 @@ void App::check_flushdraw(int surface_id)
     }
 }
 
-void App::lm_enddraw(const char* drawing_name){
+void App::lm_enddraw(const char *drawing_name)
+{
     HMI_DEBUG("wm", "end draw %s", drawing_name);
     for (unsigned i = 0, iend = this->pending_end_draw.size(); i < iend; i++)
     {
@@ -899,13 +1001,14 @@ void App::do_enddraw(unsigned request_seq)
     auto actions = app_list.getActions(request_seq);
     HMI_SEQ_INFO(request_seq, "do endDraw");
 
-    for(const auto& act : actions){
+    for (const auto &act : actions)
+    {
         HMI_SEQ_DEBUG(request_seq, "visible %s", act.role.c_str());
         this->lm_enddraw(act.role.c_str());
     }
 
     HMI_SEQ_INFO(request_seq, "emit flushDraw");
-/*     do
+    /*     do
     {
         // emit flush Draw
         //emitFlushDrawToAll(&app_list, request_seq);
@@ -917,7 +1020,10 @@ void App::process_request()
 {
     unsigned req = app_list.currentSequenceNumber();
     HMI_SEQ_DEBUG(req, "Do next request");
-    do_allocate_window_resource(req);
+    WMError rc = do_transition(req);
+    if(rc != WMError::SUCCESS){
+        HMI_SEQ_ERROR(req, errorDescription(rc));
+    }
 }
 
 void App::api_enddraw(char const *appid, char const *drawing_name)
@@ -939,6 +1045,8 @@ void App::api_enddraw(char const *appid, char const *drawing_name)
         //this->stop_timer();
         this->do_enddraw(current_seq);
 
+        this->stop_timer();
+
         app_list.removeRequest(current_seq);
         HMI_SEQ_INFO(current_seq, "Finish request");
         app_list.next();
@@ -1018,34 +1126,19 @@ void App::surface_created(uint32_t surface_id)
       this->api_activate_surface(
          this->lookup_name(surface_id).value_or("unknown-name").c_str());
    }*/
+
+    // search pid from surfaceID
+
+    // pick up appid from pid from application manager
+
+    // check appid then add it to the client
 }
 
 void App::surface_removed(uint32_t surface_id)
 {
     HMI_DEBUG("wm", "surface_id is %u", surface_id);
 
-    // We cannot normally deactivate the main_surface, so be explicit
-    // about it:
-    if (int(surface_id) == this->layers.main_surface)
-    {
-        this->deactivate_main_surface();
-    }
-    else
-    {
-        auto drawing_name = this->lookup_name(surface_id);
-        if (drawing_name)
-        {
-            std::string appid = "";
-            /* auto = lookUpClient(surface_id);
-         appid = client->appID();
-
-         */
-            this->api_deactivate_surface(appid.c_str(), drawing_name->c_str(), [](const char *) {});
-        }
-    }
-
-    this->id_alloc.remove_id(surface_id);
-    this->layers.remove_surface(surface_id);
+    app_list.removeSurface(surface_id);
 }
 
 void App::emit_activated(char const *label)
@@ -1114,7 +1207,8 @@ result<int> App::api_request_surface(char const *appid, char const *drawing_name
         // add client into the db
         std::string appid_str(appid);
         std::string role(drawing_name);
-        app_list.addClient(appid_str, role);
+        //app_list.addClient(appid_str, role);
+        app_list.addClient(appid_str, *lid, id, role);
 
         return Ok<int>(id);
     }