local M = {
  "folke/trouble.nvim",
  dependencies = { "nvim-tree/nvim-web-devicons" },
}
function M.config()
  local wk = require "which-key"
  -- vim.diagnostic.show
  wk.register ({
    e = {
      name = "Errors",
      s = { "<cmd>lua vim.diagnostic.show()<cr>", "Diagnostics Show" },
      K = { "<cmd>lua vim.diagnostic.open_float()<cr>", "Open Diagnostics [F]loat" },
      e = { "<cmd>Trouble diagnostics toggle<cr>", "[T]oggle Panel" },
    },
  }, { prefix = "<leader>" })

  local trouble = require "trouble"
  trouble.opts = {
    position = "bottom", -- position of the list can be: bottom, top, left, right
    height = 10, -- height of the trouble list when position is top or bottom
    width = 50, -- width of the list when position is left or right
    icons = true, -- use devicons for filenames
    mode = "workspace_diagnostics", -- "workspace_diagnostics", "document_diagnostics", "quickfix", "lsp_references", "loclist"
    severity = nil, -- nil (ALL) or vim.diagnostic.severity.ERROR | WARN | INFO | HINT
    fold_open = "", -- icon used for open folds
    fold_closed = "", -- icon used for closed folds
    group = true, -- group results by file
    padding = true, -- add an extra new line on top of the list
    cycle_results = true, -- cycle item list when reaching beginning or end of list
    action_keys = { -- key mappings for actions in the trouble list
      -- map to {} to remove a mapping, for example:
      -- close = {},
      close = "q", -- close the list
      cancel = "<esc>", -- cancel the preview and get back to your last window / buffer / cursor
      refresh = "r", -- manually refresh
      jump = { "<cr>", "<tab>", "<2-leftmouse>" }, -- jump to the diagnostic or open / close folds
      open_split = { "<c-x>" }, -- open buffer in new split
      open_vsplit = { "<c-v>" }, -- open buffer in new vsplit
      open_tab = { "<c-t>" }, -- open buffer in new tab
      jump_close = { "o" }, -- jump to the diagnostic and close the list
      toggle_mode = "m", -- toggle between "workspace" and "document" diagnostics mode
      switch_severity = "s", -- switch "diagnostics" severity filter level to HINT / INFO / WARN / ERROR
      toggle_preview = "P", -- toggle auto_preview
      hover = "K", -- opens a small popup with the full multiline message
      preview = "p", -- preview the diagnostic location
      open_code_href = "c", -- if present, open a URI with more information about the diagnostic error
      close_folds = { "zM", "zm" }, -- close all folds
      open_folds = { "zR", "zr" }, -- open all folds
      toggle_fold = { "zA", "za" }, -- toggle fold of current file
      previous = "k", -- previous item
      next = "j", -- next item
      -- help = "?" -- help menu
    },
    multiline = true, -- render multi-line messages
    indent_lines = true, -- add an indent guide below the fold icons
    win_config = { border = "single" }, -- window configuration for floating windows. See |nvim_open_win()|.
    auto_open = false, -- automatically open the list when you have diagnostics
    auto_close = true, -- automatically close the list when you have no diagnostics
    auto_preview = true, -- automatically preview the location of the diagnostic. <esc> to close preview and go back to last window
    auto_fold = false, -- automatically fold a file trouble list at creation
    auto_jump = { "lsp_definitions" }, -- for the given modes, automatically jump if there is only a single result
    include_declaration = { "lsp_references", "lsp_implementations", "lsp_definitions" }, -- for the given modes, include the declaration of the current symbol in the results
    signs = {
      -- icons / text used for a diagnostic
      error = "",
      warning = "",
      hint = "",
      information = "",
      other = "",
    },
    use_diagnostic_signs = false, -- enabling this will use the signs defined in your lsp client
  }
end

return M
