vim.cmd('source ~/.vim/vimrc')

vim.o.termguicolors = true
vim.o.exrc = true

vim.o.shadafile = (os.getenv("XDG_CACHE_HOME") or
                   os.getenv("HOME") .. "/.cache"
                  ) .. "/vim.shada"

-- vimscript: get(environ(), "XDG_CACHE_HOME", "~/.cache")."/vim.shada"

require'man'

require'colorizer'.setup()

-- language servers:
--   https://github.com/neovim/nvim-lspconfig/blob/master/doc/server_configurations.md

-- C/C++ | clang
require'lspconfig'.clangd.setup{}

-- lua
require'lspconfig'.sumneko_lua.setup{
    settings = {
        Lua = {
            diagnostics = {
                globals = { 'vim' }
            }
        }
    }
}

-- bash | bash-language-server
require'lspconfig'.bashls.setup{}

-- ccs | vscode-css-languageserver
require'lspconfig'.cssls.setup{}

-- rust | rust-analyzer
require'lspconfig'.rust_analyzer.setup{}

-- javascript | eslint
require'lspconfig'.eslint.setup{}

-- javascript | typescript-language-server
require'lspconfig'.tsserver.setup{}

-- vimscript | vim-language-server
require'lspconfig'.vimls.setup{}

require'lspconfig'.html.setup{}

require'lspconfig'.jsonls.setup{}

require'lspconfig'.pylsp.setup{
  settings = {
    pylsp = {
      plugins = {
        pycodestyle = {
          ignore = {'W391'},
          maxLineLength = 100
        }
      }
    }
  }
}


require'cmp_nvim_lsp'.setup{}

require'cmp'.setup {
  sources = {
    { name = 'nvim_lsp' }
  }
}

-- -- The nvim-cmp almost supports LSP's capabilities so You should advertise it to LSP servers..
local capabilities = require('cmp_nvim_lsp').default_capabilities()
-- 
-- -- The following example advertise capabilities to `clangd`.
require'lspconfig'.clangd.setup {
capabilities = capabilities,
}

-- Set up 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.
  -- require('luasnip').lsp_expand(args.body) -- For `luasnip` users.
  -- require('snippy').expand_snippet(args.body) -- For `snippy` users.
  -- vim.fn["UltiSnips#Anon"](args.body) -- For `ultisnips` users.
  end,
  },
  window = {
    completion = cmp.config.window.bordered(),
    documentation = cmp.config.window.bordered(),
  },
  mapping = cmp.mapping.preset.insert({
  ['<C-b>'] = cmp.mapping.scroll_docs(-4),
  ['<C-f>'] = cmp.mapping.scroll_docs(4),
  ['<C-Space>'] = cmp.mapping.complete(),
  ['<C-e>'] = cmp.mapping.abort(),
  -- ['<CR>'] = cmp.mapping.confirm({ select = false }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.

  ["<CR>"] = cmp.mapping.confirm({
    behavior = cmp.ConfirmBehavior.Replace,
    select = true,
  }),

  ['<C-s>'] = cmp.mapping.confirm({ select = true }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
  }),
  sources = cmp.config.sources({
  { name = 'nvim_lsp' },
  { name = 'vsnip' }, -- For vsnip users.
  -- { name = 'luasnip' }, -- For luasnip users.
  -- { name = 'ultisnips' }, -- For ultisnips users.
  -- { name = 'snippy' }, -- For snippy users.
  }, {
  { name = 'buffer' },
  })
})

-- Set configuration for specific filetype.
cmp.setup.filetype('gitcommit', {
sources = cmp.config.sources({
{ name = 'cmp_git' }, -- You can specify the `cmp_git` source if you were installed it.
}, {
{ name = 'buffer' },
})
})

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

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

-- -- Set up lspconfig.
-- local capabilities = require('cmp_nvim_lsp').default_capabilities()
-- -- Replace <YOUR_LSP_SERVER> with each lsp server you've enabled.
-- -- require('lspconfig')['<YOUR_LSP_SERVER>'].setup {
-- -- }
-- 
-- -- C/C++ | clang
-- require'lspconfig'.clangd.setup{capabilities = capabilities}
-- 
-- -- bash | bash-language-server
-- require'lspconfig'.bashls.setup{capabilities = capabilities}
-- 
-- -- ccs | vscode-css-languageserver
-- require'lspconfig'.cssls.setup{capabilities = capabilities}
-- 
-- -- rust | rust-analyzer
-- require'lspconfig'.rust_analyzer.setup{capabilities = capabilities}
-- 
-- -- javascript | eslint
-- require'lspconfig'.eslint.setup{capabilities = capabilities}
-- 
-- -- javascript | typescript-language-server
-- require'lspconfig'.tsserver.setup{capabilities = capabilities}
-- 
-- -- vimscript | vim-language-server
-- require'lspconfig'.vimls.setup{capabilities = capabilities}
-- 
-- require'lspconfig'.html.setup{capabilities = capabilities}
-- 
-- require'lspconfig'.jsonls.setup{capabilities = capabilities}
--


require'nvim-treesitter.configs'.setup {
  -- A list of parser names, or "all"
  ensure_installed = { "c", "bash", "javascript" },

  -- Install parsers synchronously (only applied to `ensure_installed`)
  sync_install = false,

  -- Automatically install missing parsers when entering buffer
  -- Recommendation: set to false if you don't have `tree-sitter` CLI installed locally
  auto_install = true,

  -- List of parsers to ignore installing (for "all")
  ignore_install = { "javascript" },

  ---- If you need to change the installation directory of the parsers (see -> Advanced Setup)
  -- parser_install_dir = "/some/path/to/store/parsers", -- Remember to run vim.opt.runtimepath:append("/some/path/to/store/parsers")!

  highlight = {
    -- `false` will disable the whole extension
    enable = true,

    -- Setting this to true will run `:h syntax` and tree-sitter at the same time.
    -- Set this to `true` if you depend on 'syntax' being enabled (like for indentation).
    -- Using this option may slow down your editor, and you may see some duplicate highlights.
    -- Instead of true it can also be a list of languages
    additional_vim_regex_highlighting = false,
  },
}