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-- Copyright (c) 2020, Eisa AlAwadhi
-- License: BSD 2-Clause License
-- Creator: Eisa AlAwadhi
-- Project: UndoRedo
-- Version: 1.5.2
local utils = require 'mp.utils'
local seconds = 0
local countTimer = 0
local seekTime = 0
local seekNumber = 0
local currentIndex = 0
local seekTable = {}
local seeking = 0
local undoRedo = 0
local pause = false
seekTable[0] = 0
mp.register_event('file-loaded', function()
filePath = mp.get_property('path')
timer = mp.add_periodic_timer(0.1, function()
seconds = seconds + 0.1
end)
if (pause == true) then
timer:stop()
else
timer:resume()
end
timer2 = mp.add_periodic_timer(0.1, function()
countTimer = countTimer + 0.1
if (countTimer == 0.6) then
if (seeking == 0) then
if (pause == true) then
seconds = seconds
else
seconds = seconds - 0.7
end
seekTable[currentIndex] = seekTable[currentIndex] + seconds
seconds = 0
seekNumber = currentIndex + 1
currentIndex = seekNumber
seekTime = math.floor(mp.get_property_number('time-pos'))
table.insert(seekTable, seekNumber, seekTime)
undoRedo = 0
elseif (seeking == 1) then
seeking = 0
end
end
end)
timer2:stop()
end)
mp.register_event('seek', function()
timer2:resume()
countTimer = 0
end)
mp.register_event('pause', function()
timer:stop()
pause = true
end)
mp.register_event('unpause', function()
timer:resume()
pause = false
end)
mp.register_event('end-file', function()
if timer ~= nil then
timer:kill()
end
if timer2 ~= nil then
timer2:kill()
end
seekNumber = 0
currentIndex = 0
undoRedo = 0
seconds = 0
countTimer = 0
seekTable[0] = 0
end)
local function undo()
if (filePath ~= nil) and (currentIndex > 0) and (seeking == 0) then
if (pause == true) then
seconds = seconds
else
seconds = seconds - 0.7
end
seekTable[currentIndex] = seekTable[currentIndex] + seconds
seconds=0
currentIndex = currentIndex - 1
if (seekTable[currentIndex] < 0) then
seekTable[currentIndex] = 0
end
mp.commandv('seek', seekTable[currentIndex], 'absolute', 'exact')
seeking = 1
undoRedo = 1
mp.osd_message('Undo')
elseif (filePath ~= nil) and (countTimer > 0) and (countTimer < 0.6) then
mp.osd_message('Seeking Still Running')
elseif (filePath ~= nil) and (currentIndex == 0) then
mp.osd_message('No Undo Found')
end
end
local function redo()
if (filePath ~= nil) and (currentIndex < seekNumber) and (seeking == 0) then
if (pause == true) then
seconds = seconds
else
seconds = seconds - 0.7
end
seekTable[currentIndex] = seekTable[currentIndex] + seconds
seconds = 0
currentIndex = currentIndex + 1
if (seekTable[currentIndex] < 0) then
seekTable[currentIndex] = 0
end
mp.commandv('seek', seekTable[currentIndex], 'absolute', 'exact')
seeking = 1
undoRedo = 0
mp.osd_message('Redo')
elseif (filePath ~= nil) and (countTimer > 0) and (countTimer < 0.6) then
mp.osd_message('Seeking Still Running')
elseif (filePath ~= nil) and (currentIndex == seekNumber) then
mp.osd_message('No Redo Found')
end
end
local function undoRedo()
if (filePath ~= nil) and (countTimer > 0.5) and (undoRedo == 0) then
if (pause == true) then
seconds = seconds
else
seconds = seconds - 0.7
end
seekTable[currentIndex] = seekTable[currentIndex] + seconds
seconds = 0
currentIndex = currentIndex - 1
if (seekTable[currentIndex] < 0) then
seekTable[currentIndex] = 0
end
mp.commandv('seek', seekTable[currentIndex], 'absolute', 'exact')
mp.osd_message('Undo')
seeking = 1
undoRedo = 1
elseif (filePath ~= nil) and (countTimer > 0.5) and (undoRedo == 1) then
if (pause == true) then
seconds = seconds
else
seconds = seconds - 0.7
end
seekTable[currentIndex] = seekTable[currentIndex] + seconds
seconds = 0
currentIndex = currentIndex + 1
if (seekTable[currentIndex] < 0) then
seekTable[currentIndex] = 0
end
mp.commandv('seek', seekTable[currentIndex], 'absolute', 'exact')
mp.osd_message('Redo')
seeking = 1
undoRedo = 0
elseif (filePath ~= nil) and (countTimer > 0) and (countTimer < 0.6) then
mp.osd_message('Seeking Still Running')
elseif (filePath ~= nil) and (countTimer == 0) then
mp.osd_message('No Undo Found')
end
end
mp.add_key_binding("ctrl+z", "undo", undo)
mp.add_key_binding("ctrl+Z", "undoCaps", undo)
mp.add_key_binding("ctrl+y", "redo", redo)
mp.add_key_binding("ctrl+Y", "redoCaps", redo)
mp.add_key_binding("ctrl+alt+z", "undoRedo", undoRedo)
mp.add_key_binding("ctrl+alt+Z", "undoRedoCaps", undoRedo)
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