nvim/lua/maps.lua

-- maps.lua

local maps = {}

local function map(mode, lhs, rhs, opts)
  local options = {noremap = true}
  if opts then options = vim.tbl_extend('force', options, opts) end
  vim.api.nvim_set_keymap(mode, lhs, rhs, options)
end

function maps.toggleGoyo()
	map('n', '<C-g>', ':Goyo<Enter>', {noremap = false})
end
function maps.term()
	-- Open and move to resized terminal
	map('n', '<leader>t', '<C-w>s<C-w>j :terminal<CR>:res 5<CR>i', {noremap = false})
	-- Enter normal mode in terminal
	map('t', 'ß<C-N>', '<C-\\><C-N>')
end

function maps.telescope()
	map('n', '<Leader>ff', '<cmd>lua require(\'telescope.builtin\').git_files()<CR>')
	map('n', '<Leader>fg', '<cmd>lua require(\'telescope.builtin\').live_grep()<CR>')
	map('n', '<Leader>fb', '<cmd>lua require(\'telescope.builtin\').buffers()<CR>')
	map('n', '<Leader>fh', '<cmd>lua require(\'telescope.builtin\').help_tags()<CR>')
end

function maps.fixIndent()
	map('v', '<', '<gv')
	map('v', '>', '>gv')
end

function maps.moveByRow()
	-- When text is wrapped, move by terminal rows, not lines, unles a count is provided
	map('n', 'j', 'v:count == 0 ? \'gj\' : \'j\'', {silent = true, expr = true})
	map('n', 'k', 'v:count == 0 ? \'gk\' : \'k\'', {silent = true, expr = true})
end

function maps.centeredSearch()
	map('n', 'n', 'nzzzv')
	map('n', 'N', 'Nzzzv')
end

function maps.moveToWindow()
	map('t', 'ª', '<C-\\><C-N><C-w>h')
	map('t', 'º', '<C-\\><C-N><C-w>j')
	map('t', '∆', '<C-\\><C-N><C-w>k')
	map('t', '@', '<C-\\><C-N><C-w>l')
	map('i', 'ª', '<C-\\><C-N><C-w>h')
	map('i', 'º', '<C-\\><C-N><C-w>j')
	map('i', '∆', '<C-\\><C-N><C-w>k')
	map('i', '@', '<C-\\><C-N><C-w>l')
	map('n', 'ª', '<C-w>h')
	map('n', 'º', '<C-w>j')
	map('n', '∆', '<C-w>k')
	map('n', '@', '<C-w>l')
end

function maps.init()
	vim.g.mapleader = " "

	maps.toggleGoyo()
	maps.term()
	maps.telescope()
	maps.fixIndent()
	maps.moveByRow()
	maps.centeredSearch()
	maps.moveToWindow()
end

return maps