nvim/lua/config/keymaps.lua

-- Keymaps are automatically loaded on the VeryLazy event
-- Default keymaps that are always set: https://github.com/LazyVim/LazyVim/blob/main/lua/lazyvim/config/keymaps.lua
-- Add any additional keymaps here
--
-- Shorten function name
local keymap = vim.keymap.set
-- Silent keymap option
local opts = { silent = true }

-- Remap LazyVim
keymap("n", "<Leader>l", "<Nop>", opts)
keymap("n", "<Leader>lz", "<cmd>:Lazy<cr>", { desc = "Lazy" })

-- Navigate buffers
keymap("n", "<M-l>", ":BufferLineCycleNext<CR>", opts)
keymap("n", "<M-h>", ":BufferLineCyclePrev<CR>", opts)
keymap("i", "<M-l>", ":BufferLineCycleNext<CR>", opts)
keymap("i", "<M-h>", ":BufferLineCyclePrev<CR>", opts)
keymap("x", "<M-l>", ":BufferLineCycleNext<CR>", opts)
keymap("x", "<M-h>", ":BufferLineCyclePrev<CR>", opts)

keymap("n", "<H>", "<Nop>", opts)
keymap("n", "<L>", "<Nop>", opts)
keymap("n", "<M-L>", ":BufferLineMoveNext<CR>", opts)
keymap("n", "<M-H>", ":BufferLineMovePrev<CR>", opts)
for _, mode in ipairs({ "n", "i", "v" }) do
  vim.keymap.set(mode, "<A-1>", "<Cmd>BufferLineGoToBuffer 1<CR>", { noremap = true, silent = true })
  vim.keymap.set(mode, "<A-2>", "<Cmd>BufferLineGoToBuffer 2<CR>", { noremap = true, silent = true })
  vim.keymap.set(mode, "<A-3>", "<Cmd>BufferLineGoToBuffer 3<CR>", { noremap = true, silent = true })
  vim.keymap.set(mode, "<A-4>", "<Cmd>BufferLineGoToBuffer 4<CR>", { noremap = true, silent = true })
  vim.keymap.set(mode, "<A-5>", "<Cmd>BufferLineGoToBuffer 5<CR>", { noremap = true, silent = true })
end

-- Clear highlights
keymap("n", "<leader>h", "<cmd>nohlsearch<CR>", opts)

-- Close buffers
keymap("n", "<M-q>", "<cmd>Bdelete<CR>", opts)
keymap("n", "<M-Q>", "<cmd>Bdelete!<CR>", opts)

-- search with '-', for my LatinAmerican layout
keymap("n", "-", "/", opts)
keymap("x", "-", "/", opts)

-- disable arrow keys
keymap("n", "<Right>", "<Nop>", opts)
keymap("n", "<Left>", "<Nop>", opts)
keymap("n", "<Up>", "<Nop>", opts)
keymap("n", "<Down>", "<Nop>", opts)
keymap("i", "<Right>", "<Nop>", opts)
keymap("i", "<Left>", "<Nop>", opts)
keymap("i", "<Up>", "<Nop>", opts)
keymap("i", "<Down>", "<Nop>", opts)

local function clean_screen()
  vim.o.number = not vim.o.number
  --if not vim.diagnostic.get_next() then return end
  if vim.o.number then
    vim.diagnostic.show()
    vim.opt.signcolumn = "yes"
    vim.cmd("syntax on")
    vim.cmd("IndentBlanklineEnable")
  else
    vim.diagnostic.hide()
    vim.opt.signcolumn = "no"
    vim.cmd("syntax off")
    vim.cmd("IndentBlanklineDisable")
  end
end

keymap("n", "<leader>n", clean_screen, opts)

function vim.getVisualSelection()
  vim.cmd('noau normal! "vy"')
  local text = vim.fn.getreg("v")
  vim.fn.setreg("v", {})

  text = string.gsub(text, "\n", "")
  if #text > 0 then
    return text
  else
    return ""
  end
end

keymap("v", "<space>sw", function()
  local tb = require("telescope.builtin")
  local text = vim.getVisualSelection()
  tb.live_grep({ default_text = text })
end, opts)

keymap("n", "<S-ScrollWheelDown>", "5zl")
keymap("n", "<S-ScrollWheelUp>", "5zh")
keymap("i", "<S-ScrollWheelDown>", "5zl")
keymap("i", "<S-ScrollWheelUp>", "5zh")
keymap("x", "<S-ScrollWheelDown>", "5zl")
keymap("x", "<S-ScrollWheelUp>", "5zh")