init.lua

-- Set <space> as the leader key
-- See `:help mapleader`
--  NOTE: Must happen before plugins are loaded (otherwise wrong leader will be used)
vim.g.mapleader = ' '
vim.g.maplocalleader = ' '

-- Set to true if you have a Nerd Font installed and selected in the terminal
vim.g.have_nerd_font = true

-- [[ Setting options ]]
-- See `:help vim.o`
-- NOTE: You can change these options as you wish!
--  For more options, you can see `:help option-list`

-- Make line numbers default
vim.o.number = true
-- You can also add relative line numbers, to help with jumping.
--  Experiment for yourself to see if you like it!
vim.o.relativenumber = true

-- Enable mouse mode, can be useful for resizing splits for example!
vim.o.mouse = 'a'

-- Don't show the mode, since it's already in the status line
vim.o.showmode = false

-- Sync clipboard between OS and Neovim.
--  Schedule the setting after `UiEnter` because it can increase startup-time.
--  Remove this option if you want your OS clipboard to remain independent.
--  See `:help 'clipboard'`
vim.schedule(function()
  vim.o.clipboard = 'unnamedplus'
end)

-- Enable break indent
vim.o.breakindent = true

-- Save undo history
vim.o.undofile = true

-- Case-insensitive searching UNLESS \C or one or more capital letters in the search term
vim.o.ignorecase = true
vim.o.smartcase = true

-- Keep signcolumn on by default
vim.o.signcolumn = 'yes'

-- Decrease update time
vim.o.updatetime = 250

-- Decrease mapped sequence wait time
vim.o.timeoutlen = 300

-- Configure how new splits should be opened
vim.o.splitright = true
vim.o.splitbelow = true

-- Sets how neovim will display certain whitespace characters in the editor.
--  See `:help 'list'`
--  and `:help 'listchars'`
--
--  Notice listchars is set using `vim.opt` instead of `vim.o`.
--  It is very similar to `vim.o` but offers an interface for conveniently interacting with tables.
--   See `:help lua-options`
--   and `:help lua-options-guide`
vim.o.list = true
vim.opt.listchars = { tab = '» ', trail = '·', nbsp = '␣', precedes = '◀', extends = '▶' }

-- Expand tabs as spaces
vim.opt.expandtab = true
vim.opt.shiftwidth = 2
vim.opt.tabstop = 2

-- Disable text-wrap
-- vim.opt.wrap = false

-- Preview substitutions live, as you type!
vim.o.inccommand = 'split'

-- Show which line your cursor is on
vim.o.cursorline = true

-- Minimal number of screen lines to keep above and below the cursor.
vim.o.scrolloff = 10

-- if performing an operation that would fail due to unsaved changes in the buffer (like `:q`),
-- instead raise a dialog asking if you wish to save the current file(s)
-- See `:help 'confirm'`
vim.o.confirm = true

vim.opt.termguicolors = true
vim.o.winblend = 15
vim.o.pumblend = 15

-- [[ Basic Keymaps ]]
--  See `:help vim.keymap.set()`

-- Clear highlights on search when pressing <Esc> in normal mode
--  See `:help hlsearch`
vim.keymap.set('n', '<Esc>', '<cmd>nohlsearch<CR>')

-- Diagnostic keymaps
vim.keymap.set('n', '<leader>q', vim.diagnostic.setloclist, { desc = 'Open diagnostic [Q]uickfix list' })

-- Exit terminal mode in the builtin terminal with a shortcut that is a bit easier
-- for people to discover. Otherwise, you normally need to press <C-\><C-n>, which
-- is not what someone will guess without a bit more experience.
--
-- NOTE: This won't work in all terminal emulators/tmux/etc. Try your own mapping
-- or just use <C-\><C-n> to exit terminal mode
vim.keymap.set('t', '<Esc><Esc>', '<C-\\><C-n>', { desc = 'Exit terminal mode' })

-- TIP: Disable arrow keys in normal mode
vim.keymap.set('n', '<left>', '<cmd>echo "Use h to move!!"<CR>')
vim.keymap.set('n', '<right>', '<cmd>echo "Use l to move!!"<CR>')
vim.keymap.set('n', '<up>', '<cmd>echo "Use k to move!!"<CR>')
vim.keymap.set('n', '<down>', '<cmd>echo "Use j to move!!"<CR>')

-- Bind j/k to gj/gk when no count was specified (better movement on wrapped lines)
local g_with_key = function(key)
  local gkey = 'g' .. key
  return function()
    if vim.v.count == 0 then
      return gkey
    else
      return key
    end
  end
end
vim.keymap.set({ 'n', 'v' }, 'j', g_with_key 'j', { expr = true })
vim.keymap.set({ 'n', 'v' }, 'k', g_with_key 'k', { expr = true })

-- Keybinds to make split navigation easier.
--  Use CTRL+<hjkl> to switch between windows
--
--  See `:help wincmd` for a list of all window commands
-- vim.keymap.set('n', '<C-h>', '<C-w><C-h>', { desc = 'Move focus to the left window' })
-- vim.keymap.set('n', '<C-l>', '<C-w><C-l>', { desc = 'Move focus to the right window' })
-- vim.keymap.set('n', '<C-j>', '<C-w><C-j>', { desc = 'Move focus to the lower window' })
-- vim.keymap.set('n', '<C-k>', '<C-w><C-k>', { desc = 'Move focus to the upper window' })

-- NOTE: Some terminals have colliding keymaps or are not able to send distinct keycodes
-- vim.keymap.set("n", "<C-S-h>", "<C-w>H", { desc = "Move window to the left" })
-- vim.keymap.set("n", "<C-S-l>", "<C-w>L", { desc = "Move window to the right" })
-- vim.keymap.set("n", "<C-S-j>", "<C-w>J", { desc = "Move window to the lower" })
-- vim.keymap.set("n", "<C-S-k>", "<C-w>K", { desc = "Move window to the upper" })

-- Remap q to Q and Q to <M-q>, to prevent accidental triggering of macro mode
vim.keymap.set('n', 'q', '<nop>', { noremap = true })
vim.keymap.set('n', 'Q', 'q', { noremap = true, desc = 'Record macro' })
vim.keymap.set('n', '<M-q>', 'Q', { noremap = true, desc = 'Replay last register' })

-- [[ Basic Autocommands ]]
--  See `:help lua-guide-autocommands`

-- Highlight when yanking (copying) text
--  Try it with `yap` in normal mode
--  See `:help vim.hl.on_yank()`
vim.api.nvim_create_autocmd('TextYankPost', {
  desc = 'Highlight when yanking (copying) text',
  group = vim.api.nvim_create_augroup('kickstart-highlight-yank', { clear = true }),
  callback = function()
    vim.hl.on_yank()
  end,
})

-- Restore cursor to file position in previous editing session
vim.api.nvim_create_autocmd('BufReadPost', {
  callback = function(args)
    local mark = vim.api.nvim_buf_get_mark(args.buf, '"')
    local line_count = vim.api.nvim_buf_line_count(args.buf)
    if mark[1] > 0 and mark[1] <= line_count then
      vim.cmd 'normal! g`"zz'
    end
  end,
})

-- Remove stuck ShaDa.tmp.* files, see: https://github.com/neovim/neovim/issues/8587#issuecomment-3557794273
vim.api.nvim_create_autocmd({ 'VimLeavePre' }, {
  group = vim.api.nvim_create_augroup('remove_shada_temp', { clear = true }),
  pattern = { '*' },
  callback = function()
    local status = 0
    for _, f in ipairs(vim.fn.globpath(vim.fn.stdpath 'data' .. '/shada', '*tmp*', false, true)) do
      if vim.tbl_isempty(vim.fn.readfile(f)) then
        status = status + vim.fn.delete(f)
      end
    end
    if status ~= 0 then
      vim.notify('Could not delete empty temporary ShaDa files.', vim.log.levels.ERROR)
      vim.fn.getchar()
    end
  end,
  desc = 'Delete empty temp ShaDa files',
})

-- [[ Install `lazy.nvim` plugin manager ]]
--    See `:help lazy.nvim.txt` or https://github.com/folke/lazy.nvim for more info
local lazypath = vim.fn.stdpath 'data' .. '/lazy/lazy.nvim'
if not (vim.uv or vim.loop).fs_stat(lazypath) then
  local lazyrepo = 'https://github.com/folke/lazy.nvim.git'
  local out = vim.fn.system { 'git', 'clone', '--filter=blob:none', '--branch=stable', lazyrepo, lazypath }
  if vim.v.shell_error ~= 0 then
    error('Error cloning lazy.nvim:\n' .. out)
  end
end

---@type vim.Option
local rtp = vim.opt.rtp
rtp:prepend(lazypath)

-- [[ Configure and install plugins ]]
--
--  To check the current status of your plugins, run
--    :Lazy
--
--  You can press `?` in this menu for help. Use `:q` to close the window
--
--  To update plugins you can run
--    :Lazy update
--
-- NOTE: Here is where you install your plugins.
require('lazy').setup({ import = 'plugins' }, {
  ui = {
    -- If you are using a Nerd Font: set icons to an empty table which will use the
    -- default lazy.nvim defined Nerd Font icons, otherwise define a unicode icons table
    icons = vim.g.have_nerd_font and {} or {
      cmd = '⌘',
      config = '🛠',
      event = '📅',
      ft = '📂',
      init = '⚙',
      keys = '🗝',
      plugin = '🔌',
      runtime = '💻',
      require = '🌙',
      source = '📄',
      start = '🚀',
      task = '📌',
      lazy = '💤 ',
    },
  },
})

-- The line beneath this is called `modeline`. See `:help modeline`
-- vim: ts=2 sts=2 sw=2 et