-- Set Language {{{
vim.api.nvim_exec2('language POSIX', {})
-- }}}

-- Source plugins if they exist {{{
pcall(require, 'plugins')
-- }}}

-- General Editor Settings {{{
vim.opt.number = true
vim.opt.relativenumber = true
vim.opt.cursorline = true
vim.opt.tabstop = 4
vim.opt.shiftwidth = 4
vim.opt.expandtab = false
vim.opt.list = true
vim.opt.listchars:append 'space:·'
vim.opt.path:append '**'
vim.opt.path:append '.'
vim.opt.wildmenu = true
vim.opt.wrap = false
vim.opt.clipboard = 'unnamedplus'
vim.opt.ignorecase = true
vim.opt.smartcase = true
vim.opt.updatetime = 250
vim.opt.timeoutlen = 300
vim.opt.inccommand = 'split'
vim.opt.foldmethod = 'marker'
-- }}}

-- Setup (Disable) Netrw {{{
vim.g.loaded_netrw = 1
vim.g.loaded_netrwPlugin = 1
--[[
vim.g.netrw_banner = 0
vim.g.netrw_sort_sequence = '[\\/]$'
vim.g.netrw_sort_options = 'i'
vim.g.netrw_silent = 1
]]
-- }}}

-- WriteSudo and ReadSudo hacks {{{
vim.api.nvim_create_user_command('WriteSudo', 'w !sudo tee %', {})
vim.api.nvim_create_user_command('ReadSudo', function(opts)
	vim.cmd('r !sudo cat ' .. opts['args'])
end, { nargs = 1 })
-- }}}

-- Statusbar {{{
vim.opt.statusline = ' #%n %f   %h%w%m%r   %=   %y   %l:%c  %p%% '
-- }}}

-- FilePicker Script {{{
local function get_list_completion(arg_lead, cmdline, cur_pos)
	local cmdout = ''
	if (arg_lead == '') then
		cmdout = vim.trim(io.popen('rg --files'):read('*a'))
	else
		local tmp = arg_lead:gsub('\\', '\\\\')
		cmdout = vim.trim(io.popen('rg --files | rg ' .. tmp):read('*a'))
	end
	return vim.split(cmdout, '\n')
end

local function cmd_handler(opts)
	if vim.tbl_count(opts.fargs) == 0 then
		return
	end
	for _, arg in ipairs(opts.fargs) do
		vim.cmd.edit({args = {arg}})
	end
end

vim.api.nvim_create_user_command(
	'FilePick',
	cmd_handler,
	{ complete = get_list_completion, nargs = 1, force = true }
)
-- }}}

-- Toggle Terminal Script {{{
local term_buf = nil
local term_winid = nil

local function openTerminal()
	if vim.fn.bufexists(term_buf) ~= 1 then
		vim.api.nvim_command('autocmd TermOpen * setlocal nonumber norelativenumber signcolumn=no')
		vim.api.nvim_command('split | wincmd J | resize 10 | term')
		term_winid = vim.fn.win_getid()
		term_buf = vim.fn.bufnr('%')
	elseif vim.fn.win_gotoid(term_winid) ~= 1 then
		vim.api.nvim_command('sbuffer ' .. term_buf .. '| wincmd J | resize 10')
		term_winid = vim.fn.win_getid()
	end
	vim.api.nvim_command('startinsert')
end

local function hideTerminal()
	if vim.fn.win_gotoid(term_winid) == 1 then
		vim.api.nvim_command('hide')
	end
end

function ToggleTerminal()
	if vim.fn.win_gotoid(term_winid) == 1 then
		hideTerminal()
	else
		openTerminal()
	end
end
-- }}}

-- Automatic insertmode in Terminal Mode {{{
vim.api.nvim_create_autocmd({ 'TermOpen' }, {
	pattern = { 'term://*' },
	command = 'startinsert',
})
-- }}}

-- Keymaps {{{
vim.keymap.set('n', '<F6>', ':b#<CR>', { noremap = true, silent = true })
vim.keymap.set('n', '<F7>', ':bprevious<CR>', { noremap = true, silent = true })
vim.keymap.set('n', '<F8>', ':bnext<CR>', { noremap = true, silent = true })
--vim.keymap.set('n', '<leader>f', ':find ', { noremap = true })
--vim.keymap.set('n', '<leader>f', ':FilePick ', { noremap = true })
vim.keymap.set('n', '<leader>t', ToggleTerminal)
vim.keymap.set('t', '<Esc>', '<C-\\><C-n>')
vim.keymap.set('n', 'x', '"_x')
vim.keymap.set('n', '<leader>b', ':buffers<CR>:buffer ', { noremap = true, silent = true })
-- }}}