-- notifications cache
_G.statusline_notifications = {}
_G.statusline_notifications_archive = {}

-- out vim.notify implementation
local notify = function(m, l, o)
  local lvl_string = l
  local hi = nil
  if l and type(l) == 'number' then
    if l == vim.log.levels.TRACE then
      hi = 'deEmph'
    elseif l == vim.log.levels.DEBUG then
      hi = 'DiagnosticHint'
    elseif l == vim.log.levels.INFO then
      hi = 'DiagnosticInfo'
    elseif l == vim.log.levels.WARN then
      hi = 'DiagnosticWarn'
    elseif l == vim.log.levels.ERROR then
      hi = 'DiagnosticError'
    end
    -- get level string
    lvl_string = vim.lsp.log_levels[l]
  end
  local display = m
  if lvl_string then
    display = lvl_string .. ' ' .. display
  end
  table.insert(_G.statusline_notifications, {
    message = m,
    level = l,
    options = o,
    lvl_string = lvl_string,
    hi = hi,
    display = display,
  })

  if _G.statusline_enable_notifysend then
    local args = {}
    if lvl_string then
      if lvl_string == 'ERROR' then
        table.insert(args, '--category=error')
      end
      if lvl_string == 'WARN' then
        table.insert(args, '--category=warning')
      end
    end
    table.insert(args, 'nvim')
    table.insert(args, display)
    require('internal.job').jobstart({ command = 'notify-send', args = args })
  end
end

-- overwrite vim.notify
vim.notify = function(m, l, o)
  if vim.in_fast_event() then
    vim.schedule(function()
      notify(m, l, o)
    end)
  else
    return notify(m, l, o)
  end
end

vim.keymap.set('n', '<leader>n', function()
  local pickers = require('telescope.pickers')
  local finders = require('telescope.finders')
  local conf = require('telescope.config').values
  local actions = require('telescope.actions')
  -- local action_state = require('telescope.actions.state')
  -- local previewers = require('telescope.previewers')

  local opts = {}
  pickers
    .new(opts, {
      prompt_title = 'Notifications',
      finder = finders.new_dynamic({
        fn = function()
          return _G.statusline_notifications_archive
        end,
        entry_maker = function(n)
          return {
            value = n,
            display = n.display,
            ordinal = n.message,
          }
        end,
      }),
      sorter = conf.generic_sorter(opts),
      attach_mappings = function(prompt_bufnr, _)
        actions.select_default:replace(function()
          actions.close(prompt_bufnr)
          -- noop
          -- local sel = action_state.get_selected_entry()
          -- vim.notify(sel.value.message, sel.value.level, sel.value.options)
        end)
        return true
      end,
      -- previewer = previewers.new_buffer_previewer {
      --   define_preview = function(self, entry)
      --     vim.api.nvim_buf_set_lines(self.state.bufnr, 0, -1, false, {entry.value.display})
      --   end,
      -- },
    })
    :find()
end, { desc = 'notifications' })