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#!/usr/bin/env lua
local function rofi(prompt, lines)
local cmd = string.format(
'printf "%s" | rofi -dmenu -i -p "%s"',
table.concat(lines, "\n"),
prompt
)
local handle = io.popen(cmd)
local selection = handle:read("*a")
handle:close()
selection = selection:gsub("%s+$", "")
if selection == "" then return nil end
return selection
end
local function contains(tbl, val)
for _, v in pairs(tbl) do
if v == val then
return true
end
end
return false
end
local directions = {
"English → Portuguese",
"Portuguese → English"
}
local choice = rofi("Translate:", directions)
if (not choice) or (not contains(directions,choice)) then os.exit() end
local lang_pair = {
["English → Portuguese"] = "en:pt",
["Portuguese → English"] = "pt:en"
}
local pair = lang_pair[choice]
local text = rofi("", { "" })
if not text then os.exit() end
local trans_cmd = string.format('trans -b %s "%s"', pair, text:gsub('"', '\\"'))
local trans_handle = io.popen(trans_cmd)
local translation = trans_handle:read("*a")
trans_handle:close()
translation = translation:gsub("%s+$", "")
if translation == "" then
translation = "(no translation returned)"
else
io.popen("wl-copy " .. translation)
end
local notify_cmd = string.format(
'notify-send -- "Translation (%s)" "%s"',
choice,
translation:gsub('"', '\\"')
)
os.execute(notify_cmd)
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