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local astal = require("astal")
local Variable = require("astal").Variable
local Gtk = require("astal.gtk3").Gtk
local GLib = astal.require("GLib")
local M = {}
function M.src(path)
local str = debug.getinfo(2, "S").source:sub(2)
local src = str:match("(.*/)") or str:match("(.*\\)") or "./"
return src .. path
end
---@generic T, R
---@param array T[]
---@param func fun(T, i: integer): R
---@return R[]
function M.map(array, func)
local new_arr = {}
for i, v in ipairs(array) do
new_arr[i] = func(v, i)
end
return new_arr
end
---@param path string
---@return boolean
function M.file_exists(path) return GLib.file_test(path, "EXISTS") end
function M.varmap(initial)
local map = initial
local var = Variable()
local function notify()
local arr = {}
for _, value in pairs(map) do
table.insert(arr, value)
end
var:set(arr)
end
local function delete(key)
if Gtk.Widget:is_type_of(map[key]) then map[key]:destroy() end
map[key] = nil
end
notify()
return setmetatable({
set = function(key, value)
delete(key)
map[key] = value
notify()
end,
delete = function(key)
delete(key)
notify()
end,
get = function() return var:get() end,
subscribe = function(callback) return var:subscribe(callback) end,
}, {
__call = function() return var() end,
})
end
---@param time number
---@param format? string
function M.time(time, format)
format = format or "%H:%M"
return GLib.DateTime.new_from_unix_local(time):format(format)
end
return M
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