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local wait = require('async.waits.wait')

local List = require('java-core.utils.list')

local M = {}

---Async vim.ui.select function

---@generic T

---@param prompt string

---@param values T[]

---@param format_item? fun(item: T): string

---@param opts? { return_one: boolean }

---@return T | nil

function M.select(prompt, values, format_item, opts)

opts = opts or { prompt_single = false }

return wait(function(callback)

if not opts.prompt_single and #values == 1 then

callback(values[1])

return

end

vim.ui.select(values, {

prompt = prompt,

format_item = format_item,

}, callback)

end)

end

--Sync vim.ui.select function

---@generic T

---@param prompt string

---@param values T[]

---@param format_item? fun(item: T, index: number): string

---@param opts? { return_one: boolean }

---@return T | nil

function M.select_sync(prompt, values, format_item, opts)

opts = opts or { prompt_single = false }

if not opts.prompt_single and #values == 1 then

return values[1]

end

local labels = { prompt }

for index, value in ipairs(values) do

table.insert(labels, format_item and format_item(value, index) or value)

end

local selected_index = vim.fn.inputlist(labels)

return values[selected_index]

end

---Async vim.ui.select function

---@generic T

---@param prompt string

---@param values T[]

---@param format_item? fun(item: T): string

---@return T[] | nil

function M.multi_select(prompt, values, format_item)

return wait(function(callback)

local wrapped_items = List:new(values):map(function(item, index)

return {

index = index,

is_selected = false,

value = item,

}

end)

local open_select

open_select = function()

vim.ui.select(wrapped_items, {

prompt = prompt,

format_item = function(item)

local prefix = item.is_selected and '* ' or ''

return prefix

.. (format_item and format_item(item.value) or item.value)

end,

}, function(selected)

if not selected then

local selected_items = wrapped_items

:filter(function(item)

return item.is_selected

end)

:map(function(item)

return item.value

end)

callback(#selected_items > 0 and selected_items or nil)

return

end

wrapped_items[selected.index].is_selected =

not wrapped_items[selected.index].is_selected

open_select()

end)

end

open_select()

end)

end

function M.input(prompt)

return wait(function(callback)

vim.ui.input({

prompt = prompt,

}, callback)

end)

end

return M

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