syntax on
filetype plugin indent on

" Plugins
call plug#begin('~/.vim/plugged')
	
	Plug 'neovim/nvim-lspconfig'

	Plug 'neovim/nvim-lspconfig'
    Plug 'hrsh7th/cmp-nvim-lsp'
	Plug 'hrsh7th/cmp-buffer'
	Plug 'hrsh7th/cmp-path'
	Plug 'hrsh7th/cmp-cmdline'
	Plug 'hrsh7th/nvim-cmp'

	" For vsnip users.
	Plug 'hrsh7th/cmp-vsnip'
	Plug 'hrsh7th/vim-vsnip'

    Plug 'chriskempson/base16-vim'
	Plug 'nvim-treesitter/nvim-treesitter', {'do': ':TSUpdate'}  " We recommend updating the parsers on update
	Plug 'kaicataldo/material.vim', { 'branch': 'main' }
    Plug 'nvim-lua/popup.nvim'
    Plug 'nvim-lua/plenary.nvim'
    Plug 'nvim-telescope/telescope.nvim'
    Plug 'itchyny/lightline.vim'
    Plug 'joshdick/onedark.vim'

    Plug 'rust-lang/rust.vim'


call plug#end()

lua require('init')
" General vim configurations
set relativenumber
set colorcolumn=80
set updatetime=50
set tabstop=4 softtabstop=4
set expandtab
set smartindent
set completeopt=menu,menuone,noselect
set noswapfile
set nobackup
set scrolloff=8
set signcolumn=yes
set nowrap
set nu
set hidden
set undodir=~/.config/nvim/undodir
set undofile


"  Theme settings
"  https://github.com/kaicataldo/material.vim
if (has('termguicolors'))
  set termguicolors
endif
let g:material_theme_style = 'darker'
colorscheme material


" Lsp configuration for multiple languages


" Use <Tab> and <S-Tab> to navigate through popup menu
inoremap <expr> <Tab>   pumvisible() ? "\<C-n>" : "\<Tab>"
inoremap <expr> <S-Tab> pumvisible() ? "\<C-p>" : "\<S-Tab>"

" Tree-sitter config
lua require'nvim-treesitter.configs'.setup { highlight = { enable = true }, incremental_selection = { enable = true }, textobjects = { enable = true }}

" keyboard shortcut options
let mapleader = " "
nnoremap <leader>n gt
nnoremap <leader>m gT

" Telescope shortcuts
nnoremap <leader>ff <cmd>Telescope find_files<cr>
nnoremap <leader>fg <cmd>Telescope live_grep<cr>
nnoremap <leader>fb <cmd>Telescope buffers<cr>
nnoremap <leader>fh <cmd>Telescope help_tags<cr>


" nvim-cmp configurations

lua <<EOF
  -- Setup nvim-cmp.
  local cmp = require'cmp'

  cmp.setup({
    snippet = {
      -- REQUIRED - you must specify a snippet engine
      expand = function(args)
        vim.fn["vsnip#anonymous"](args.body) -- For `vsnip` users.
      end,
    },
    mapping = {
      ['<C-b>'] = cmp.mapping(cmp.mapping.scroll_docs(-4), { 'i', 'c' }),
      ['<C-f>'] = cmp.mapping(cmp.mapping.scroll_docs(4), { 'i', 'c' }),
      ['<C-Space>'] = cmp.mapping(cmp.mapping.complete(), { 'i', 'c' }),
      ['<C-y>'] = cmp.config.disable, -- Specify `cmp.config.disable` if you want to remove the default `<C-y>` mapping.
      ['<C-e>'] = cmp.mapping({
        i = cmp.mapping.abort(),
        c = cmp.mapping.close(),
      }),
      ['<CR>'] = cmp.mapping.confirm({ select = true }),
    },
    sources = cmp.config.sources({
      { name = 'nvim_lsp' },
      { name = 'vsnip' }, -- For vsnip users.
    }, {
      { name = 'buffer' },
    })
  })

  -- Use buffer source for `/` (if you enabled `native_menu`, this won't work anymore).
  cmp.setup.cmdline('/', {
    sources = {
      { name = 'buffer' }
    }
  })

  -- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
  cmp.setup.cmdline(':', {
    sources = cmp.config.sources({
      { name = 'path' }
    }, {
      { name = 'cmdline' }
    })
  })

  -- Setup lspconfig.
  local capabilities = require('cmp_nvim_lsp').update_capabilities(vim.lsp.protocol.make_client_capabilities())
  -- Replace <YOUR_LSP_SERVER> with each lsp server you've enabled.
  
  local function config(_config)
	  return vim.tbl_deep_extend("force", {
	    capabilities = require("cmp_nvim_lsp").update_capabilities(vim.lsp.protocol.make_client_capabilities()),
	  }, _config or {})
  end

  require('lspconfig')['gopls'].setup {config()}
  require('lspconfig')['rust_analyzer'].setup {config()}
  require('lspconfig')['bashls'].setup{config()}
  require('lspconfig')['jsonls'].setup{config()}
  require('lspconfig')['clangd'].setup{config()}

  require('lspconfig')['jedi_language_server'].setup{config()}



EOF