maxmx03.solarized.nvim/lua/solarized/command.lua

local command = {}

local subcommands = {
  colors = function(arg)
    local colors = require('solarized.palette').get_colors()
    local buf = vim.api.nvim_create_buf(true, true)
    local max_length = vim.tbl_count(colors)

    local function color_desc(color)
      local colors_desc = {
        base04 = 'background tone (column/nvim-tree)',
        base03 = 'background tone (main)',
        base02 = 'background tone (highlight/menu/LineNr)',
        base01 = 'content tone (comment)',
        base00 = 'content tone (winseparator)',
        base0 = 'content tone (foreground)',
        base1 = 'content tone (statusline/tabline)',
        base2 = 'background tone (highlight)',
        base3 = 'background tone (main)',
      }
      local desc = colors_desc[color]

      if not desc then
        return ''
      end

      return desc
    end

    local function set_lines(color, hex, line)
      vim.api.nvim_buf_set_lines(buf, line, (line + 1), false, {
        color .. string.rep('.', max_length - #color) .. ' = "' .. tostring(hex) .. '" ' .. color_desc(color),
      })
      return line + 1
    end

    local line = 0
    for color, hex in pairs(colors) do
      if type(hex) == 'table' then
        for c, h in pairs(hex) do
          line = set_lines(c, h, line)
        end
      else
        line = set_lines(color, hex, line)
      end
    end

    vim.api.nvim_set_option_value('modifiable', false, { buf = buf })
    vim.api.nvim_set_option_value('filetype', 'Solarized', { buf = buf })
    vim.api.nvim_buf_set_name(buf, 'Solarized Colors')
    vim.api.nvim_win_set_buf(0, buf)
  end,
}

function command.list()
  return vim.tbl_keys(subcommands)
end

function command.load(cmd, arg)
  subcommands[cmd](arg)
end

return command