local api = vim.api

local fs = require 'lib/fs'
local update_view = require 'lib/winutils'.update_view
local refresh_tree = require 'lib/state'.refresh_tree
local refresh_git = require 'lib/git'.refresh_git

local M = {}

local function input(v)
  local param
  if type(v) == 'string' then param = { v } else param = v end
  return api.nvim_call_function('input', param)
end

local function clear_prompt()
  api.nvim_command('normal :<esc>')
end

function M.create_file(path)
  local new_file = input("Create file: " .. path)

  local file = nil
  if not new_file:match('.*/$') then
    file = new_file:reverse():gsub('/.*$', ''):reverse()
    new_file = new_file:gsub('[^/]*$', '')
  end

  local folders = ""
  if #new_file ~= 0 then
    for p in new_file:gmatch('[^/]*') do
      if p and p ~= "" then
        folders = folders .. p .. '/'
      end
    end
  end

  clear_prompt()
  fs.create(path, file, folders, function()
    refresh_git()
    refresh_tree()
    update_view()
  end)
end

function M.remove_file(filename, path)
  local ans = input("Remove " .. filename .. " ? y/n: ")
  clear_prompt()
  if ans == "y" then
    fs.rm(path .. filename, function()
      refresh_git()
      refresh_tree()
      update_view()
    end)
  end
end

function M.rename_file(filename, path)
  local new_path = input({"Rename file " .. filename .. ": ", path .. filename})
  clear_prompt()
  fs.rename(path .. filename, new_path, function()
    refresh_git()
    refresh_tree()
    update_view()
  end)
end

return M