init.lua

vim.g.mapleader = ","
vim.g.maplocalleader = "\\"

-- tolerate some typos on file related commands
local abbreviations = {
  e = { "E" },
  w = { "W" },
  qa = { "q", "Q", "QA" },
  wq = { "Wq", "WQ", "qw", "QW" },
  wa = { "WA" },
}
for target, sources in pairs(abbreviations) do
  for _, source in ipairs(sources) do
    vim.cmd.cnoreabbrev(source, target)
    vim.cmd.cnoreabbrev(source .. "!", target .. "!")
  end
end

vim.opt.clipboard = "unnamedplus" -- use standard clipboard
vim.opt.diffopt:append("iwhite") -- ignore whitespace in vimdiff

-- spelllang from $LANG (e.g. pt_BR.UTF-8 -> "pt_br")
vim.opt.spelllang = (vim.env.LANG or ""):lower():match("^%l%l_%l%l") or "pt_br"
vim.api.nvim_create_autocmd("FileType", {
  pattern = { "gitcommit", "jjdescription" },
  callback = function() vim.wo.spell = true end,
})

-- Searching
vim.opt.ignorecase = true
vim.opt.smartcase = true

-- tabstops
vim.opt.tabstop = 2
vim.opt.shiftwidth = 2
vim.opt.expandtab = true
-- use this otherwise markdown will have these set to 4
vim.g.markdown_recommended_style = false

vim.keymap.set("n", "<leader><space>", vim.cmd.nohl, { desc = "Clear highlights" })
vim.keymap.set("n", "<Tab>", vim.cmd.bnext, { desc = "Next buffer" })
vim.keymap.set("n", "<S-Tab>", vim.cmd.bprevious, { desc = "Previous buffer" })
vim.keymap.set("n", "<leader>c", vim.cmd.bdelete, { desc = "Close buffer" })
vim.keymap.set("n", "<f12>", vim.cmd.restart, { desc = "Restart Neovim" })

-- maintain Visual Mode after shifting > and <
vim.keymap.set("v", "<", "<gv")
vim.keymap.set("v", ">", ">gv")

-- configure extra file types
vim.filetype.add({
  pattern = {
    ["ipython_log%.py.*"] = "python", -- ipython log
    [".envrc"] = "zsh", -- direnv config
    [".*ghostty/config"] = "toml",
    [".*/templates/.*%.html"] = "htmldjango", -- django-plus.vim is not detecting some templates
  },
  extension = {
    zcml = "xml", -- plone zcml
    dconf = "dosini",
  },
})

-- gf with file:line support (e.g. `# vendor/htmx/test/hx-get.js:11`)
vim.keymap.set("n", "gf", function()
  local line = vim.api.nvim_get_current_line()
  local col = vim.api.nvim_win_get_cursor(0)[2] + 1 -- 1-indexed

  local pattern = "([%w%./%-_]+):(%d+)"
  local pos = 1
  while true do
    local s, e, file, lnum = line:find(pattern, pos)
    if not s then break end
    if col >= s and col <= e then
      vim.cmd("edit " .. vim.fn.fnameescape(file))
      vim.api.nvim_win_set_cursor(0, { tonumber(lnum), 0 })
      return
    end
    pos = e + 1
  end

  vim.cmd("normal! gf")
end, { desc = "Go to file (supports file:line syntax)" })

-- add project subdirectories to path to find files (with `gf`, for example)
vim.opt.path:append(vim.uv.cwd() .. "/**")
-- but ignore the directory `zzz`
-- TODO: ignore everything that is git ignored
vim.opt.wildignore:append({ "**/zzz/**", ".git" })

vim.opt.wrap = true -- enable line wrap by default
vim.opt.splitright = true -- open splits at the right
vim.opt.swapfile = false -- disable annoying warnings about swap files
vim.opt.autoread = true -- automatically reload files changed on disk

-- Close quickfix list automatically when selecting an item
vim.api.nvim_create_autocmd("FileType", {
  pattern = "qf",
  callback = function()
    vim.keymap.set("n", "<CR>", "<CR>:cclose<CR>", { buffer = true, silent = true })
  end,
})

-- Jump to first conflict marker when opening conflicted files (jj/git)
local function goto_conflict_and_mute(buf)
  if vim.fn.search("^<<<<<<< ", "nw") == 0 then return end
  vim.fn.search("^<<<<<<< ", "w")
  vim.cmd.normal({ "zz", bang = true })

  for _, c in ipairs(vim.lsp.get_clients({ bufnr = buf })) do
    vim.lsp.buf_detach_client(buf, c.id)
  end
  vim.diagnostic.enable(false, { bufnr = buf })

  vim.schedule(function()
    local ok, ac = pcall(require, "tiny-inline-diagnostic.autocmds")
    if not ok or not ac.is_attached(buf) then return end
    local ex = require("tiny-inline-diagnostic.extmarks")
    ac.detach(buf, function(b) ex.clear(b) end)
  end)
end

vim.api.nvim_create_autocmd("BufReadPost", {
  callback = function(args) goto_conflict_and_mute(args.buf) end,
})

-- for kitty scrollback
-- https://www.reddit.com/r/neovim/comments/1nmqjal/comment/nfiif2z/
-- see https://neovim.io/doc/user/api.html#terminal-scrollback-pager
vim.api.nvim_create_user_command(
  "TermHl",
  function() vim.api.nvim_open_term(0, {}) end,
  { desc = "Highlights ANSI termcodes in curbuf" }
)

require("vim._core.ui2").enable()
require("utils")