local DateTimeWidget = require("ui/widget/datetimewidget") local InfoMessage = require("ui/widget/infomessage") local ConfirmBox = require("ui/widget/confirmbox") local UIManager = require("ui/uimanager") local WidgetContainer = require("ui/widget/container/widgetcontainer") local logger = require("logger") local datetime = require("datetime") local _ = require("gettext") local T = require("ffi/util").template local ReadTimer = WidgetContainer:extend{ name = "readtimer", time = 0, -- The expected time of alarm if enabled, or 0. last_interval_time = 0, } function ReadTimer:init() self.alarm_callback = function() -- Don't do anything if we were unscheduled if self.time == 0 then return end self.time = 0 local tip_text = _("Time is up") local confirm_box -- only interval support repeat if self.last_interval_time > 0 then logger.dbg("can_repeat, show confirm_box") confirm_box = ConfirmBox:new{ text = tip_text, ok_text = _("Repeat"), ok_callback = function() logger.dbg("Schedule a new time:", self.last_interval_time) UIManager:close(confirm_box) self:rescheduleIn(self.last_interval_time) end, cancel_text = _("Done"), cancel_callback = function () self.last_interval_time = 0 end, } UIManager:show(confirm_box) else logger.dbg("can`t_repeat, show infomessage") UIManager:show(InfoMessage:new{ text = tip_text, }) end end self.ui.menu:registerToMainMenu(self) end function ReadTimer:scheduled() return self.time ~= 0 end function ReadTimer:remaining() if self:scheduled() then local td = os.difftime(self.time, os.time()) if td > 0 then return td else return 0 end else return math.huge end end function ReadTimer:remainingTime() if self:scheduled() then local remainder = self:remaining() local hours = math.floor(remainder * (1/3600)) local minutes = math.floor(remainder % 3600 * (1/60)) local seconds = math.floor(remainder % 60) return hours, minutes, seconds end end function ReadTimer:unschedule() if self:scheduled() then UIManager:unschedule(self.alarm_callback) self.time = 0 end end function ReadTimer:rescheduleIn(seconds) self.time = os.time() + seconds UIManager:scheduleIn(seconds, self.alarm_callback) end function ReadTimer:addToMainMenu(menu_items) menu_items.read_timer = { text_func = function() if self:scheduled() then local user_duration_format = G_reader_settings:readSetting("duration_format") return T(_("Read timer (%1)"), datetime.secondsToClockDuration(user_duration_format, self:remaining(), false)) else return _("Read timer") end end, checked_func = function() return self:scheduled() end, sub_item_table = { { text = _("Set time"), keep_menu_open = true, callback = function(touchmenu_instance) local now_t = os.date("*t") local curr_hour = now_t.hour local curr_min = now_t.min local time_widget = DateTimeWidget:new{ hour = curr_hour, min = curr_min, ok_text = _("Set alarm"), title_text = _("New alarm"), info_text = _("Enter a time in hours and minutes."), callback = function(time) self.last_interval_time = 0 touchmenu_instance:closeMenu() self:unschedule() local then_t = now_t then_t.hour = time.hour then_t.min = time.min then_t.sec = 0 local seconds = os.difftime(os.time(then_t), os.time()) if seconds > 0 then self:rescheduleIn(seconds) local user_duration_format = G_reader_settings:readSetting("duration_format") UIManager:show(InfoMessage:new{ -- @translators %1:%2 is a clock time (HH:MM), %3 is a duration text = T(_("Timer set for %1:%2.\n\nThat's %3 from now."), string.format("%02d", time.hour), string.format("%02d", time.min), datetime.secondsToClockDuration(user_duration_format, seconds, false)), timeout = 5, }) else UIManager:show(InfoMessage:new{ text = _("Timer could not be set. The selected time is in the past."), timeout = 5, }) end end } UIManager:show(time_widget) end, }, { text = _("Set interval"), keep_menu_open = true, callback = function(touchmenu_instance) local remain_time = {} local remain_hours, remain_minutes = self:remainingTime() if not remain_hours and not remain_minutes then remain_time = G_reader_settings:readSetting("reader_timer_remain_time") if remain_time then remain_hours = remain_time[1] remain_minutes = remain_time[2] end end local time_widget = DateTimeWidget:new{ hour = remain_hours or 0, min = remain_minutes or 0, hour_max = 17, ok_text = _("Set timer"), title_text = _("Set reader timer"), info_text = _("Enter a time in hours and minutes."), callback = function(time) touchmenu_instance:closeMenu() self:unschedule() local seconds = time.hour * 3600 + time.min * 60 if seconds > 0 then self.last_interval_time = seconds self:rescheduleIn(seconds) local user_duration_format = G_reader_settings:readSetting("duration_format") UIManager:show(InfoMessage:new{ -- @translators This is a duration text = T(_("Timer will expire in %1."), datetime.secondsToClockDuration(user_duration_format, seconds, true)), timeout = 5, }) remain_time = {time.hour, time.min} G_reader_settings:saveSetting("reader_timer_remain_time", remain_time) end end } UIManager:show(time_widget) end, }, { text = _("Stop timer"), keep_menu_open = true, enabled_func = function() return self:scheduled() end, callback = function(touchmenu_instance) self.last_interval_time = 0 self:unschedule() touchmenu_instance:updateItems() end, }, }, } end -- The UI ticks on a MONOTONIC time domain, while this plugin deals with REAL wall clock time. function ReadTimer:onResume() if self:scheduled() then logger.dbg("ReadTimer: onResume with an active timer") local remainder = self:remaining() if remainder == 0 then -- Make sure we fire the alarm right away if it expired during suspend... self:alarm_callback() self:unschedule() else -- ...and that we re-schedule the timer against the REAL time if it's still ticking. logger.dbg("ReadTimer: Rescheduling in", remainder, "seconds") self:unschedule() self:rescheduleIn(remainder) end end end return ReadTimer