local misc = require("core.misc")
local map = misc.map

-- vim binds
vim.g.mapleader = " " -- set leader key

map("x", "<leader>p", [["_dP]], { desc = "Greatest remap of all time." })
map("n", "<esc>", ":nohlsearch<Bar>:echo<CR>", { desc = "Clear search." })
-- move selected text up/down
map("v", "<S-k>", ":m '<-2<CR>gv=gv", { desc = "Move selected text up." })
map("v", "<S-j>", ":m '>+1<CR>gv=gv", { desc = "Move selected text down." })

-- the cursor STAYS IN THE MIDDLE
map("n", "<S-j>", "mzJ`z<cmd>delm z<CR>") -- when combining lines
map("n", "n", "nzzzv") -- when searching
map("n", "N", "Nzzzv")
map("n", "<C-d>", "<C-d>zzzv") -- half page jumping
map("n", "<C-u>", "<C-u>zzzv")

map({ "n", "i" }, "<C-c>", "<Esc>")

map("n", "<leader>x", function() -- execute order 111
  local fn = vim.fn.expand("%:p")
  if vim.fn.getftype(fn) == "file" then
    local perm = vim.fn.getfperm(fn)
    if string.match(perm, "x", 3) then
      vim.notify("Removed executable flags", vim.log.levels.INFO, { title = misc.appid })
      vim.fn.setfperm(fn, string.sub(fn, 1, 2).."-"..string.sub(fn, 4, 5).."-"..string.sub(fn, 7, 8).."-")
    else
      vim.notify("Add executable flags", vim.log.levels.INFO, { title = misc.appid })
      vim.fn.setfperm(fn, string.sub(fn, 1, 2).."x"..string.sub(fn, 4, 5).."x"..string.sub(fn, 7, 8).."x")
    end
  else
    vim.notify("File doesn't exist", vim.log.levels.INFO, { title = misc.appid })
  end
end, { desc = "toggle executable flag of the file" })

-- good spell suggestion ui
-- (stolen from https://github.com/neovim/neovim/pull/25833)
vim.keymap.set("n", "z=", function()
  local spell_on_choice = vim.schedule_wrap(function(_, idx)
    if type(idx) == "number" then
      vim.cmd("normal! "..idx.."z=")
    end
  end)

  if vim.v.count > 0 then
    spell_on_choice(nil, vim.v.count)
    return
  end
  local cword = vim.fn.expand("<cword>")
  local prompt = "Change "..vim.inspect(cword).." to:"
  vim.ui.select(vim.fn.spellsuggest(cword, vim.o.lines), { prompt = prompt }, spell_on_choice)
end, { desc = "Shows spelling suggestions" })

-- quickfix
map("n", "<M-j>", "<cmd>cnext<CR>")
map("n", "<M-k>", "<cmd>cprev<CR>")
map("n", "<M-c>", "<cmd>cclose<CR>")

-- man pages
map("n", "<C-k>", "<cmd>Man<CR>")