init.lua

-- [Basic Vim Settings]

-- Set <space> as the leader key
vim.g.mapleader = " "
vim.g.maplocalleader = " "

vim.g.have_nerd_font = true
vim.opt.termguicolors = true
vim.o.mouse = "a"
vim.o.number = true
vim.o.relativenumber = true
vim.o.showmode = false
vim.o.undofile = true
vim.o.splitright = true
vim.o.splitbelow = true
vim.o.ignorecase = true
vim.o.smartcase = true
vim.o.signcolumn = "yes"
vim.o.updatetime = 250
vim.o.timeoutlen = 300
vim.o.list = true
vim.opt.listchars = { tab = "» ", trail = "·", nbsp = "␣" }
vim.o.inccommand = "split"
vim.o.cursorline = true
vim.o.scrolloff = 14
vim.o.confirm = true

-- Shared clipboard with OS
vim.schedule(function()
  vim.o.clipboard = "unnamedplus"
end)

-- 4 size tab, expand tabs to spaces
vim.o.tabstop = 4
vim.o.expandtab = true
vim.o.softtabstop = 4
vim.o.shiftwidth = 4
vim.o.breakindent = true

-- Specific tabs/format for TeX
vim.api.nvim_create_autocmd("FileType", {
  pattern = { "tex", "plaintex" }, -- You can include other LaTeX-related filetypes here
  callback = function()
    vim.opt_local.tabstop = 2 -- A tab character is 2 columns wide
    vim.opt_local.shiftwidth = 2 -- Auto-indent commands (like >>) use 2 spaces
    vim.opt_local.softtabstop = 2 -- When pressing Tab in insert mode, use 2 spaces
    vim.opt_local.expandtab = true -- Use spaces instead of actual tab characters
    -- Disable auto-indenting options specifically for this buffer
    vim.opt_local.autoindent = true
    vim.opt_local.smartindent = false
    vim.opt_local.indentexpr = ""
  end,
})

-- Autocommands to save state of folds
vim.api.nvim_create_autocmd({ "BufWinLeave" }, {
  pattern = "?*",
  callback = function()
    vim.cmd([[silent! mkview 1]])
  end,
})
vim.api.nvim_create_autocmd({ "BufWinEnter" }, {
  pattern = "?*",
  callback = function()
    vim.cmd([[silent! loadview 1]])
  end,
})

-- Reopen file at same location
vim.api.nvim_create_autocmd("BufReadPost", {
  pattern = { "*" },
  callback = function()
    if vim.fn.line("'\"") > 1 and vim.fn.line("'\"") <= vim.fn.line("$") then
      vim.api.nvim_exec("normal! g'\"", false)
    end
  end,
})

-- Clear highlights on search when pressing <Esc> in normal mode
vim.keymap.set("n", "<Esc>", "<cmd>nohlsearch<CR>")

-- Highlight when yanking (copying) text
vim.api.nvim_create_autocmd("TextYankPost", {
  desc = "Highlight when yanking (copying) text",
  group = vim.api.nvim_create_augroup("highlight-yank", { clear = true }),
  callback = function()
    vim.hl.on_yank()
  end,
})

-- [Lazy, Plugins, and Stuff]
require("config.lazy")