System Stat plugin (#2699)

frontend/ui/elements/filemanager_menu_order.lua

@@ -56,6 +56,7 @@ local order = {
         "ota_update", -- if Device:isKindle() or Device:isKobo() or Device:isPocketBook() or Device:isAndroid()
         "version",
         "help",
+        "system_statistics",
         "----------------------------",
         "exit",
     },

frontend/ui/elements/reader_menu_order.lua

@@ -70,6 +70,7 @@ local order = {
         "ota_update", -- if Device:isKindle() or Device:isKobo() or Device:isPocketBook() or Device:isAndroid()
         "version",
         "help",
+        "system_statistics",
         "----------------------------",
         "exit",
     },

frontend/ui/uimanager.lua

@@ -747,7 +747,7 @@ function UIManager:_initAutoSuspend()
 
     if isAutoSuspendEnabled() then
         self.auto_suspend_action = function()
-            local now = util.gettime()
+            local now = os.time()
             -- Do not repeat auto suspend procedure after suspend.
             if self.last_action_sec + self.auto_suspend_sec <= now then
                 self.event_handlers["Suspend"]()
@@ -759,7 +759,7 @@ function UIManager:_initAutoSuspend()
         end
 
         function UIManager:_startAutoSuspend()
-            self.last_action_sec = util.gettime()
+            self.last_action_sec = os.time()
             self:nextTick(self.auto_suspend_action)
         end
         dbg:guard(UIManager, '_startAutoSuspend',
@@ -772,7 +772,7 @@ function UIManager:_initAutoSuspend()
         end
 
         function UIManager:_resetAutoSuspendTimer()
-            self.last_action_sec = util.gettime()
+            self.last_action_sec = os.time()
         end
 
         self:_startAutoSuspend()

plugins/batterystat.koplugin/main.lua

@@ -91,7 +91,6 @@ function Usage:dumpCharging(kv_pairs)
 end
 
 local BatteryStat = {
-    name = "batterstat",
     settings = LuaSettings:open(DataStorage:getSettingsDir() .. "/batterstat.lua"),
     dump_file = util.realpath(DataStorage:getDataDir()) .. "/batterystat.log",
     debugging = false,
@@ -201,7 +200,7 @@ function BatteryStat:onNotCharging()
     self:accumulate()
 end
 
-function BatteryStat:onCallback()
+function BatteryStat:showStatistics()
     self:initCurrentState()
     self:accumulate()
     local kv_pairs = self:dump()
@@ -245,7 +244,9 @@ end
 
 BatteryStat:init()
 
-local BatteryStatWidget = WidgetContainer:new()
+local BatteryStatWidget = WidgetContainer:new{
+    name = "batterystat",
+}
 
 function BatteryStatWidget:init()
     self.ui.menu:registerToMainMenu(self)
@@ -255,7 +256,7 @@ function BatteryStatWidget:addToMainMenu(menu_items)
     menu_items.battery_statistics = {
         text = _("Battery statistics"),
         callback = function()
-            BatteryStat:onCallback()
+            BatteryStat:showStatistics()
         end,
     }
 end

plugins/systemstat.koplugin/main.lua

@@ -0,0 +1,79 @@
+
+local KeyValuePage = require("ui/widget/keyvaluepage")
+local UIManager = require("ui/uimanager")
+local WidgetContainer = require("ui/widget/container/widgetcontainer")
+local _ = require("gettext")
+
+local SystemStat = {
+    start_sec = os.time(),
+    wakeup_count = 0,
+    sleep_count = 0,
+    charge_count = 0,
+    discharge_count = 0,
+}
+
+function SystemStat:onSuspend()
+    self.sleep_count = self.sleep_count + 1
+end
+
+function SystemStat:onResume()
+    self.wakeup_count = self.wakeup_count + 1
+end
+
+function SystemStat:onCharging()
+    self.charge_count = self.charge_count + 1
+end
+
+function SystemStat:onNotCharging()
+    self.discharge_count = self.discharge_count + 1
+end
+
+function SystemStat:showStatistics()
+    local kv_pairs = {
+        {_("KOReader Started at"), os.date("%c", self.start_sec)},
+        {_("Up hours"), string.format("%.2f", os.difftime(os.time(), self.start_sec) / 60 / 60)},
+        {_("Number of wake-ups"), self.wakeup_count},
+        {_("Number of sleeps"), self.sleep_count},
+        {_("Number of charge cycles"), self.charge_count},
+        {_("Number of discharge cycles"), self.discharge_count},
+    }
+    UIManager:show(KeyValuePage:new{
+        title = _("System statistics"),
+        kv_pairs = kv_pairs,
+    })
+end
+
+local SystemStatWidget = WidgetContainer:new{
+    name = "systemstat",
+}
+
+function SystemStatWidget:init()
+    self.ui.menu:registerToMainMenu(self)
+end
+
+function SystemStatWidget:addToMainMenu(menu_items)
+    menu_items.system_statistics = {
+        text = _("System statistics"),
+        callback = function()
+            SystemStat:showStatistics()
+        end,
+    }
+end
+
+function SystemStatWidget:onSuspend()
+    SystemStat:onSuspend()
+end
+
+function SystemStatWidget:onResume()
+    SystemStat:onResume()
+end
+
+function SystemStatWidget:onCharging()
+    SystemStat:onCharging()
+end
+
+function SystemStatWidget:onNotCharging()
+    SystemStat:onNotCharging()
+end
+
+return SystemStatWidget