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path: root/neovim/.config/nvim/lua/plugins/lsp.lua
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local lspconf = require("lspconfig")

local capabilities = vim.lsp.protocol.make_client_capabilities()
capabilities.textDocument.completion.completionItem.snippetSupport = true

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

lspconf.phpactor.setup {
  capabilities = capabilities,
  on_attach = function() end,
}

lspconf.html.setup {
  capabilities = capabilities,
}

lspconf.cssls.setup({
  capabilities = capabilities,
})

lspconf.emmet_ls.setup({
  capabilities = capabilities,
  filetypes = { "html", "php" },
})

lspconf.tsserver.setup({
  capabilities = capabilities,
  on_attach = function() end,
})

lspconf.eslint.setup({
  capabilities = capabilities,
  on_attach = function() end,
})

local sign = function(opts)
  vim.fn.sign_define(opts.name, {
    texthl = opts.name,
    text = opts.text,
    numhl = ''
  })
end

sign({name = 'DiagnosticSignError', text = ''})
sign({name = 'DiagnosticSignWarn', text = ''})
sign({name = 'DiagnosticSignInfo', text = ''})
sign({name = 'DiagnosticSignHint', text = ''})

vim.diagnostic.config({
  signs = true,
  virtual_text = false,
  update_in_insert = true,
  underline = false,
  severity_sort = true,
  float = {
    focusable = false,
    source = 'always',
    header = '',
    prefix = '',
  },
})

vim.diagnostic.open_float = (function(orig)
  return function(bufnr, opts)
    local lnum = vim.api.nvim_win_get_cursor(0)[1] - 1
    local opts = opts or {}
    -- A more robust solution would check the "scope" value in `opts` to
    -- determine where to get diagnostics from, but if you're only using
    -- this for your own purposes you can make it as simple as you like
    local diagnostics = vim.diagnostic.get(opts.bufnr or 0, {lnum = lnum})
    local max_severity = vim.diagnostic.severity.HINT
    for _, d in ipairs(diagnostics) do
    -- Equality is "less than" based on how the severities are encoded
      if d.severity < max_severity then
        max_severity = d.severity
      end
    end
    local border_color = ({
      [vim.diagnostic.severity.HINT]  = "DiagnosticHint",
      [vim.diagnostic.severity.INFO]  = "DiagnosticInfo",
      [vim.diagnostic.severity.WARN]  = "DiagnosticWarn",
      [vim.diagnostic.severity.ERROR] = "DiagnosticError",
    })[max_severity]
    opts.border = {
      {"╭", border_color},
      {"─", border_color},
      {"╮", border_color},
      {"│", border_color},
      {"╯", border_color},
      {"─", border_color},
      {"╰", border_color},
      {"│", border_color},
    }
    orig(bufnr, opts)
  end
end)(vim.diagnostic.open_float)

-- Show line diagnostics in floating popup on hover, except insert mode (CursorHoldI)
vim.cmd [[autocmd CursorHold * lua vim.diagnostic.open_float()]]

require("keybinds")

map("n", "<F2>", "<cmd>lua vim.lsp.buf.rename()<cr>")
map("n", "<C-h>", "<cmd>lua vim.diagnostic.open_float()<cr>")

map("n", "<leader>dn", "<cmd>lua vim.diagnostic.goto_next()<cr>")
map("n", "<leader>dp", "<cmd>lua vim.diagnostic.goto_prev()<cr>")

map("n", "<leader>pp", "<cmd>lua vim.lsp.buf.format()<cr>")

--[[
nnoremap <silent> <c-]> <cmd>lua vim.lsp.buf.definition()<CR>
nnoremap <silent> K     <cmd>lua vim.lsp.buf.hover()<CR>
nnoremap <silent> gD    <cmd>lua vim.lsp.buf.implementation()<CR>
nnoremap <silent> <c-k> <cmd>lua vim.lsp.buf.signature_help()<CR>
nnoremap <silent> 1gD   <cmd>lua vim.lsp.buf.type_definition()<CR>
nnoremap <silent> gr    <cmd>lua vim.lsp.buf.references()<CR>
nnoremap <silent> g0    <cmd>lua vim.lsp.buf.document_symbol()<CR>
nnoremap <silent> gW    <cmd>lua vim.lsp.buf.workspace_symbol()<CR>
nnoremap <silent> gd    <cmd>lua vim.lsp.buf.definition()<CR> 

-- Jump to the definition
bufmap('n', 'gd', '<cmd>lua vim.lsp.buf.definition()<cr>')

-- Jump to declaration
bufmap('n', 'gD', '<cmd>lua vim.lsp.buf.declaration()<cr>')

-- Lists all the implementations for the symbol under the cursor
bufmap('n', 'gi', '<cmd>lua vim.lsp.buf.implementation()<cr>')

-- Jumps to the definition of the type symbol
bufmap('n', 'go', '<cmd>lua vim.lsp.buf.type_definition()<cr>')

-- Lists all the references 
bufmap('n', 'gr', '<cmd>lua vim.lsp.buf.references()<cr>')

-- Displays a function's signature information
bufmap('n', '<C-k>', '<cmd>lua vim.lsp.buf.signature_help()<cr>')

-- Renames all references to the symbol under the cursor
bufmap('n', '<F2>', '<cmd>lua vim.lsp.buf.rename()<cr>')

-- Selects a code action available at the current cursor position
bufmap('n', '<F4>', '<cmd>lua vim.lsp.buf.code_action()<cr>')
bufmap('x', '<F4>', '<cmd>lua vim.lsp.buf.range_code_action()<cr>')

-- Show diagnostics in a floating window
bufmap('n', 'gl', '<cmd>lua vim.diagnostic.open_float()<cr>')
]]