nvim config

init.lua

vim.o.termguicolors = true
vim.o.relativenumber = true      -- relative line numbers
vim.o.number = true              -- show absolute number on current line
vim.o.cursorline = true          -- highlight current line
vim.o.ignorecase = true
vim.o.smartcase = true
vim.o.clipboard = 'unnamedplus'  -- use the system clipboard by default
vim.o.wrap = false

vim.g.mapleader = ' '            -- space as leader

vim.keymap.set('n', '<leader>k', ':q<CR>', { noremap = true, silent = true })
vim.keymap.set('n', '<leader>j', ':w<CR>', { noremap = true, silent = true })
vim.keymap.set('n', '<leader>e', ':Ex<CR>', { noremap = true, silent = true })
vim.keymap.set('n', '<leader>h', 'H<CR>', { noremap = true, silent = true })
vim.keymap.set('n', '<leader>m', 'M<CR>', { noremap = true, silent = true })
vim.keymap.set('n', '<leader>l', 'L<CR>', { noremap = true, silent = true })
vim.keymap.set('n', '<leader>c', ':cclose<CR>', { noremap = true, silent = true })
vim.keymap.set('n', '<leader>z', '<C-z>', { desc = 'Suspend Neovim' })

vim.keymap.set('n', '<leader>;', ':', { noremap = true, silent = true })

vim.keymap.set('n', '<leader>i', 'I', { noremap = true, silent = true })
vim.keymap.set('n', '<leader>o', 'O', { noremap = true, silent = true })
vim.keymap.set('n', '<leader>a', 'A', { noremap = true, silent = true })

vim.keymap.set('n', '<leader>n', ':new<CR>', { noremap = true, silent = true })
vim.keymap.set('n', '<leader>w', '<C-w>', { noremap = true, silent = true })

vim.keymap.set('i', 'jk', '<Esc>', { noremap = true })
vim.keymap.set('i', '<leader>g', '_', { noremap = true })
vim.keymap.set('i', '<leader>h', ':', { noremap = true })

vim.keymap.set('n', '<leader>x', vim.diagnostic.open_float, { desc = "Show diagnostics" })


vim.o.expandtab = true
vim.o.shiftwidth = 4 
vim.o.tabstop = 4   
vim.o.softtabstop = 4


vim.cmd.colorscheme('habamax')
vim.cmd [[packadd packer.nvim]]

require('packer').startup(function(use)
  use { 'nvim-telescope/telescope.nvim', requires = { 'nvim-lua/plenary.nvim' } }

  local builtin = require('telescope.builtin')

  vim.keymap.set('n', '<leader>f', builtin.find_files, {})
  vim.keymap.set('n', '<leader>b', builtin.buffers, {})
  vim.keymap.set('n', 'gr', vim.lsp.buf.references, { buffer = bufnr, desc = 'LSP: References' })

  vim.lsp.config.ty = {
    cmd = { 'ty', 'server' },
    filetypes = { 'python' },
    root_markers = { 'uv.lock', 'requirements.txt', 'pyproject.toml', '.git' },
    settings = {}
  }
  vim.lsp.enable('ty')

  vim.lsp.config.ruff = {
    init_options = {
      settings = {
        logLevel = 'debug',
      },
    },
  }
  vim.lsp.enable('ruff')


  vim.lsp.config.gopls = {
    filetypes = { 'go', 'gomod', 'gowork', 'gotmpl' },
    root_markers = { 'go.mod', '.git', 'go.work' },
    settings = {
      gopls = {
        analyses = {
          unusedparams = true,
        },
        staticcheck = true,
        gofumpt = true,
      }
    }
  }
  vim.lsp.enable('gopls')
  -- Create an autocommand group for Go formatting
  local format_sync_grp = vim.api.nvim_create_augroup("GoFormat", {})
  vim.api.nvim_create_autocmd("BufWritePre", {
    pattern = "*.go",
    callback = function()
      vim.lsp.buf.format({ async = false })
    end,
    group = format_sync_grp,
  })


  vim.keymap.set('n', '<leader>y', function()
      vim.cmd('!ruff format ' .. vim.fn.expand('%'))
  end, { desc = 'format current python file'})

  use {
    'lewis6991/gitsigns.nvim',
    config = function()
      require('gitsigns').setup()
    end
  }

  use 'neovim/nvim-lspconfig'
  use 'hrsh7th/nvim-cmp'
  use 'hrsh7th/cmp-nvim-lsp' 

  local cmp = require('cmp')
  cmp.setup({
    completion = {
      autocomplete = { require("cmp.types").cmp.TriggerEvent.TextChanged },
    },
    mapping = cmp.mapping.preset.insert({
      ['<Leader>c'] = cmp.mapping.complete(),
      ['<CR>'] = cmp.mapping.confirm({ select = true }),
      ['<Tab>'] = cmp.mapping.select_next_item(),
      ['<S-Tab>'] = cmp.mapping.select_prev_item(),
    }),
    sources = {
      { name = 'nvim_lsp' },
    }
  })
end)