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path: root/modules/neovim/nvim/lua/config/lsp/init.lua
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vim.opt.cot = "menu,menuone,noinsert"
vim.opt.pumblend=5

local methods = vim.lsp.protocol.Methods
local map = vim.keymap.set

vim.lsp.config = {
  ['clangd'] = require("config.lsp.clangd"),
  ['zls'] = require("config.lsp.zls")
}

local servers = {
  clangd = {},
  zls = {},
-- rust_analyzer = {}
}

local orig_util_open_floating_preview = vim.lsp.util.open_floating_preview 
function vim.lsp.util.open_floating_preview(contents, syntax, opts, ...)
  opts = opts or {}
  opts.border = opts.border or "rounded"
  return orig_util_open_floating_preview(contents, syntax, opts, ...)
end

vim.diagnostic.config({
--  virtual_text = { prefix = "", virt_text_pos = "eol_right_align",  },
--  virtual_text = true,
  float = { border = "rounded" },
  signs = false,
  underline = true,
  update_in_insert = false,
  float = true,
  jump = { float = true },
})

-- is completion visible
local function pumvisible()
  return tonumber(vim.fn.pumvisible()) ~= 0
end

vim.api.nvim_create_autocmd("LspAttach", { callback = function(args)
  local client = vim.lsp.get_client_by_id(args.data.client_id)

  client.server_capabilities.semanticTokensProvider = nil

  vim.keymap.set('n', 'grr', function()
    vim.lsp.buf.references() 
  end, { desc = "Code references (LSP)" }) 

  vim.keymap.set('n', 'gd', function()
    vim.lsp.buf.definition() 
  end, { desc = "Goto definition (LSP)" }) 

  if client:supports_method(methods.textDocument_completion) then
    vim.lsp.completion.enable(true, client.id, args.buf, { autotrigger = false })

    map('i', "<CR>", function()
      return pumvisible() and '<C-y>' or '<CR>'
    end, { expr = true })


    -- TODO: this ignores/overwrites default omnifunc rn
    map('i', "<C-n>", function()
      return pumvisible() and '<C-n>' or vim.lsp.completion.get()
    end, { expr = true })

    map('i', '<Esc>', function()
      return pumvisible() and '<C-E>' or '<Esc>'
    end, { expr = true })
  end

  -- if client:supports_method(methods.textDocument_semanticTokens) then
  -- end


  vim.keymap.set('n', 'E', '<cmd>lua vim.lsp.buf.hover()<CR>', { silent = true })
  -- if client:supports_method(methods.textDocument_inlayHint) then
  --   vim.lsp.inlay_hint.enable()
  -- end

  if client:supports_method(methods.textDocument_formatting) then
    vim.api.nvim_create_autocmd("BufWritePre", {
      buffer = args.buf,
      callback = function()
        vim.lsp.buf.format({bufnr = args.buf, id = client_id})
      end
    })
  end
end})

local lspconfig = require('lspconfig')

for server, config in pairs(servers) do
--  config.capabilities = require('blink.cmp').get_lsp_capabilities(config.capabilities)
  vim.lsp.config[server].settings = config
  vim.lsp.enable(server)
  lspconfig.rust_analyzer.setup({})
--  lspconfig[server].setup({})
end

-- vim.lsp.config['clangd'] = require('config.lsp.clangd')
-- vim.lsp.enable('clangd')