dotfiles/nvim/lua/custom/plugins/focus.lua

-- Resize window to prioritize the focused on.
-- https://github.com/nvim-focus/focus.nvim
return {
  'nvim-focus/focus.nvim',
  event = 'VeryLazy',
  opts = {
    enable = true,
    ui = {
      -- Display line numbers in the focused window only.
      hybridnumber = true,

      -- Display signcolumn in the focused window only.
      signcolumn = true,
    },
  },
  config = function()
    require('focus').setup {}

    local ignore_buftypes = { 'dbui' }
    local ignore_filetypes = { 'dbui', 'dapui_breakpoints', 'dapui_stacks', 'dapui_scopes', 'dap_repl', 'dapui_console' }
    local augroup = vim.api.nvim_create_augroup('FocusDisable', { clear = true })

    vim.api.nvim_create_autocmd('WinEnter', {
      group = augroup,
      callback = function(_)
        if vim.tbl_contains(ignore_buftypes, vim.bo.buftype) then
          vim.w.focus_disable = true
        else
          vim.w.focus_disable = false
        end
      end,
      desc = 'Disable focus autoresize for BufType',
    })

    vim.api.nvim_create_autocmd('FileType', {
      group = augroup,
      callback = function(_)
        if vim.tbl_contains(ignore_filetypes, vim.bo.filetype) then
          vim.b.focus_disable = true
        else
          vim.b.focus_disable = false
        end
      end,
      desc = 'Disable focus autoresize for FileType',
    })
  end,
}