_init.lua

-- [[ OPTIONS ]]
vim.g.mapleader = " "
vim.g.maplocalleader = ","

-- Make line numbers default
vim.opt.number = true
vim.opt.relativenumber = true

-- Enable mouse mode (useful for resizing splits)
vim.opt.mouse = "a"

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

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

-- Keep signcolumn on by default
vim.opt.signcolumn = "yes"

-- Decrease update time
vim.opt.updatetime = 50

-- Increase time before timeout
vim.opt.timeout = true
vim.opt.timeoutlen = 1'000

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

-- Show specials
vim.opt.list = true
vim.optpt.listchars = { tab = '» ', trail = '·', nbsp = '␣' }

-- Preview substitutions live, as you type!
vim.opt.inccommand = "split"

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

-- Minimal number of screen lines to keep above and below the cursor.
vim.opt.scrolloff = 1
vim.opt.sidescrolloff = 20

-- Tabs
vim.opt.tabstop = 4
vim.opt.softtabstop = 4
vim.opt.shiftwidth = 4
vim.opt.expandtab = true

-- Dont pass this marker
vim.opt.colorcolumn = "80"

-- Linewraps
vim.opt.showbreak = "└▶"
vim.opt.wrap = false

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

-- Disable cursor changing
vim.opt.guicursor = "n-v-c:block"

-- cinkeys
vim.opt.cinkeys = "0{,0},0),0],:,!^F,o,O,e"

-- cinoptions
vim.opt.cinoptions = ":0,l1,b1"

-- conceal options (syntax visibility)
vim.api.nvim_create_autocmd("TextYankPost", {
    desc = "Disable Conceal on All Buffers",
    group = vim.api.nvim_create_augroup("my-conceallevel", { clear = true }),
    callback = function()
      vim.opt.conceallevel = 0
    end,
  })

-- completion
vim.opt.wildmode = "longest:full"
vim.opt.wildmenu = true

vim.opt.completeopt = "longest,noselect"

-- [[ Keymaps ]]
-- Auto Completion
vim.keymap.set("i", "<c-space>", "<c-x><c-o>");

-- Terminal Binds
vim.keymap.set("t", "<C-w>", "<c-\\><c-n>");

-- Navigation
--/ Center Screen When Scrolling
-- vim.keymap.set("n", "<C-d>", "<C-d>zz");
-- vim.keymap.set("n", "<C-u>", "<C-u>zz");

--/ Navigate Wrapped Lines
vim.keymap.set("n", "j", "gj");
vim.keymap.set("n", "k", "gk");

-- Yanks
vim.keymap.set("n", "<leader>y", "\"+y");
vim.keymap.set("v", "<leader>y", "\"+y");
vim.keymap.set("n", "<leader>Y", "\"+Y");

-- Set highlight on search, but clear on pressing <Esc> in normal mode
vim.opt.hlsearch = nvim_mk_obj_bool(true));
vim.keymap.set("n", "<esc>", "<cmd>nohlsearch<cr><esc>");

-- Diagnostics
vim.keymap.set("n", "<leader>uq", "<cmd>copen<cr>")
vim.keymap.set("n", "<leader>ul", "<cmd>lopen<cr>")

-- Code
vim.keymap.set("n", "<leader>cw", "<cmd>cd %:p:h<cr>") -- move nvim base path to current buffer
vim.keymap.set("n", "<leader>cm", "<cmd>Man<cr>")
vim.keymap.set("n", "<leader>cW", "<cmd>%s/\\s\\+$--g<cr>") // remove trailing whitespace

-- Make
vim.keymap.set("n", "<leader>mm", "<cmd>make<cr>")
vim.keymap.set("n", "<leader>mc", function()
  vim.ui.input(
    { prompt = 'Make Command: ', default = vim.opt.makeprg },
    function(usr_input)
      if usr_input ~= nil and usr_input ~= ''
        then vim.opt.makeprg = usr_input
      end
    end)
  end);

-- UI
vim.keymap.set("n", "<leader>um", "<cmd>messages<cr>")

-- Toggle
vim.keymap.set("n", "<leader>th", "<cmd>ColorizerToggle<cr>")

-- Windows
vim.keymap.set("n", "<leader>v", "<cmd>vsp<cr>")
vim.keymap.set("n", "<leader>wv", "<cmd>vsp<cr>")
vim.keymap.set("n", "<leader>x", "<cmd>sp<cr>")
vim.keymap.set("n", "<leader>wx", "<cmd>sp<cr>")
vim.keymap.set("n", "<leader>wt", "<cmd>tab split<cr>")

vim.keymap.set("n", "<leader>w|", "<cmd>vertical resize<cr>");
vim.keymap.set("n", "<leader>w_", "<cmd>horizontal resize<cr>")
vim.keymap.set("n", "<leader>ws", "<cmd>wincmd =<cr>")
vim.keymap.set("n", "<leader>wf", "<cmd>horizontal resize<cr><cmd>vertical resize<cr>");

vim.keymap.set("n", "<leader>wN", "<cmd>setlocal buftype=nofile<cr>") -- turn off ability to save

-- [[ End Keymaps ]]

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