local M = {}

M.config = function()
  local icons = require("dvim.core.icons")

  dvim.lsp.lsp_signature = {
    setup = {
      debug = false, -- set to true to enable debug logging
      log_path = "", -- debug log path
      verbose = false, -- show debug line number

      bind = true, -- This is mandatory, otherwise border config won't get registered.
      -- If you want to hook lspsaga or other signature handler, pls set to false
      doc_lines = 0, -- will show two lines of comment/doc(if there are more than two lines in doc, will be truncated);
      -- set to 0 if you DO NOT want any API comments be shown
      -- This setting only take effect in insert mode, it does not affect signature help in normal
      -- mode, 10 by default

      floating_window = false, -- show hint in a floating window, set to false for virtual text only mode

      floating_window_above_cur_line = false, -- try to place the floating above the current line when possible Note:
      -- will set to true when fully tested, set to false will use whichever side has more space
      -- this setting will be helpful if you do not want the PUM and floating win overlap
      fix_pos = false, -- set to true, the floating window will not auto-close until finish all parameters
      hint_enable = true, -- virtual hint enable
      hint_prefix = icons.misc.Squirrel .. " ", -- Panda for parameter
      hint_scheme = "Comment",
      use_lspsaga = false, -- set to true if you want to use lspsaga popup
      hi_parameter = "LspSignatureActiveParameter", -- how your parameter will be highlight
      max_height = 12, -- max height of signature floating_window, if content is more than max_height, you can scroll down
      -- to view the hiding contents
      max_width = 120, -- max_width of signature floating_window, line will be wrapped if exceed max_width
      handler_opts = {
        border = "rounded", -- double, rounded, single, shadow, none
      },

      always_trigger = false, -- sometime show signature on new line or in middle of parameter can be confusing, set it to false for #58

      auto_close_after = nil, -- autoclose signature float win after x sec, disabled if nil.
      extra_trigger_chars = {}, -- Array of extra characters that will trigger signature completion, e.g., {"(", ","}
      zindex = 200, -- by default it will be on top of all floating windows, set to <= 50 send it to bottom

      padding = "", -- character to pad on left and right of signature can be ' ', or '|'  etc

      transparency = nil, -- disabled by default, allow floating win transparent value 1~100
      shadow_blend = 36, -- if you using shadow as border use this set the opacity
      shadow_guibg = "Black", -- if you using shadow as border use this set the color e.g. 'Green' or '#121315'
      timer_interval = 200, -- default timer check interval set to lower value if you want to reduce latency
      toggle_key = nil, -- toggle signature on and off in insert mode,  e.g. toggle_key = '<M-x>'
    },
  }
end

M.setup = function()
  M.config()

  local signature = require_clean("lsp_signature")

  -- recommanded:
  signature.setup(dvim.lsp.lsp_signature.setup) -- no need to specify bufnr if you don't use toggle_key

  -- You can also do this inside lsp on_attach
  -- note: on_attach deprecated
  -- require("lsp_signature").on_attach(cfg, bufnr) -- no need to specify bufnr if you don't use toggle_key
  signature.on_attach(dvim.lsp.lsp_signature.setup) -- no need to specify bufnr if you don't use toggle_key
end

return M
