[fix] Statistics settings reset to default when on save without change (#3188)

* Fix: #3186

frontend/ui/widget/multiinputdialog.lua

@@ -1,20 +1,25 @@
-local FrameContainer = require("ui/widget/container/framecontainer")
+local Blitbuffer = require("ffi/blitbuffer")
 local CenterContainer = require("ui/widget/container/centercontainer")
-local VerticalGroup = require("ui/widget/verticalgroup")
+local Device = require("device")
+local Font = require("ui/font")
+local FrameContainer = require("ui/widget/container/framecontainer")
+local Geom = require("ui/geometry")
 local InputDialog = require("ui/widget/inputdialog")
 local InputText = require("ui/widget/inputtext")
+local TextBoxWidget = require("ui/widget/textboxwidget")
 local UIManager = require("ui/uimanager")
-local Geom = require("ui/geometry")
+local VerticalGroup = require("ui/widget/verticalgroup")
-local Screen = require("device").screen
 local _ = require("gettext")
-local Blitbuffer = require("ffi/blitbuffer")
+local Screen = Device.screen
 
-local input_field
+local input_field, input_description
 
 local MultiInputDialog = InputDialog:extend{
     field = {},
     field_hint = {},
     fields = {},
+    description_padding = Screen:scaleBySize(5),
+    description_margin = Screen:scaleBySize(2),
 }
 
 function MultiInputDialog:init()
@@ -27,6 +32,7 @@ function MultiInputDialog:init()
     }
 
     input_field = {}
+    input_description = {}
     local k = 0
     for i, field in ipairs(self.fields) do
         k = k + 1
@@ -40,6 +46,25 @@ function MultiInputDialog:init()
             scroll = false,
             parent = self,
         }
+        if field.description then
+            input_description[k] = FrameContainer:new{
+                padding = self.description_padding,
+                margin = self.description_margin,
+                bordersize = 0,
+                TextBoxWidget:new{
+                    text = field.description,
+                    face = Font:getFace("x_smallinfofont"),
+                    width = self.width * 0.9,
+                }
+            }
+            table.insert(VerticalGroupData, CenterContainer:new{
+                dimen = Geom:new{
+                    w = self.title_bar:getSize().w,
+                    h = input_description[k]:getSize().h ,
+                },
+                input_description[k],
+            })
+        end
         table.insert(VerticalGroupData, CenterContainer:new{
             dimen = Geom:new{
                 w = self.title_bar:getSize().w,

plugins/statistics.koplugin/main.lua

@@ -605,16 +605,14 @@ function ReaderStatistics:updateSettings()
         title = _("Statistics settings"),
         fields = {
             {
-                text = "",
+                text = self.page_min_read_sec,
+                description = T(_("Min seconds, default is %1"), DEFAULT_MIN_READ_SEC),
                 input_type = "number",
-                hint = T(_("Min seconds, default is %1. Current value: %2"),
-                    DEFAULT_MIN_READ_SEC, self.page_min_read_sec),
             },
             {
-                text = "",
+                text = self.page_max_read_sec,
+                description = T(_("Max seconds, default is %1"), DEFAULT_MAX_READ_SEC),
                 input_type = "number",
-                hint = T(_("Max seconds, default is %1. Current value: %2"),
-                    DEFAULT_MAX_READ_SEC, self.page_max_read_sec),
             },
         },
         buttons = {