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-- Author: Kayizoku - https://github.com/Kayizoku/mpv-rename/edit/main/Rename.lua
local mp = require("mp")
local msg = require("mp.msg")
local utils = require("mp.utils")
-- Variable to store the previous filename
local previousFilename = nil
package.path = mp.command_native({ "expand-path", "~~/script-modules/?.lua;" }) .. package.path
local input = require("user-input-module")
local function rename(text, error)
if not text then
return msg.warn(error)
end
local filepath = mp.get_property("path")
if filepath == nil then
return
end
local directory, filename = utils.split_path(filepath)
local name, extension = filename:match("(%a*)%.([^%./]+)$")
if directory == "." then
directory = ""
end
local newfilepath = directory .. text
-- Store the previous filename before renaming
previousFilename = filename
msg.info(string.format("renaming '%s.%s' to '%s'", name, extension, text))
local success, error = os.rename(filepath, newfilepath)
if not success then
msg.error(error)
mp.osd_message("rename failed")
return
end
-- adding the new path to the playlist, and restarting the file with the correct path
mp.commandv("loadfile", newfilepath, "append")
mp.commandv(
"playlist-move",
mp.get_property_number("playlist-count", 2) - 1,
mp.get_property_number("playlist-pos", 1) + 1
)
mp.commandv("playlist-remove", "current")
end
-- Function to undo the last rename operation
local function undoRename()
if previousFilename then
local filepath = mp.get_property("path")
local directory, _ = utils.split_path(filepath)
local previousFilepath = directory .. previousFilename
local success, error = os.rename(filepath, previousFilepath)
if success then
msg.info("Undo rename successful")
mp.osd_message("Undo rename successful")
-- Update the playlist with the previous filepath
mp.commandv("loadfile", previousFilepath, "append")
mp.commandv(
"playlist-move",
mp.get_property_number("playlist-count", 2) - 1,
mp.get_property_number("playlist-pos", 1) + 1
)
mp.commandv("playlist-remove", "current")
-- Clear the previous filename variable
previousFilename = nil
else
msg.error("Failed to undo rename: " .. error)
mp.osd_message("Failed to undo rename")
end
else
msg.warn("No previous rename operation to undo")
mp.osd_message("No previous rename operation to undo")
end
end
-- Bind a key to the undoRename function
mp.add_key_binding("U", "undo-rename", undoRename)
-- Registering the event to cancel renaming if the file closes while renaming
mp.register_event("end-file", function()
input.cancel_user_input()
end)
mp.add_key_binding("F2", "rename-file", function()
filepath = mp.get_property("path")
directory, filename = utils.split_path(filepath)
input.cancel_user_input()
input.get_user_input(rename, {
text = "Enter new filename:",
default_input = filename,
replace = false,
cursor_pos = filename:find("%.%w+$"),
})
end)
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