Pastebin.

paste.lua

local M = {}
local curl = require("plenary.curl")
local Path = require("plenary.path")
local Job = require("plenary.job")

M._responses = {}
M.config = {
  db_path = vim.fn.stdpath("state") .. "/paste.db.json",
  tmp_path = "/tmp/paste",
  dump_path = "/tmp/dump",
}

function M.setup(options)
  options = vim.F.if_nil(options, {})
  M.config = vim.tbl_deep_extend("keep", options, M.config)
  M._db = Path:new(M.config.db_path)
  M._dump = Path:new(M.config.dump_path)
  M._responses = {}
  if M._db:exists() then M._responses = vim.json.decode(M._db:read()) end
end

function M.delete(response)
  Job:new({
    command = "curl",
    args = {
      "--form",
      string.format("token=%s", response.headers["x-token"]),
      "--form",
      "delete= ",
      response.body,
    },
    on_exit = vim.schedule_wrap(function(self, code, _)
      if code ~= 0 then return end
      vim.api.nvim_notify(vim.inspect(self:result()), vim.log.levels.INFO, { title = "pastebin", icon = " " })
      M._responses[response.body] = nil
      M._db:write(vim.json.encode(M._responses), "w")
    end),
  }):start()
end

function M.pretty(data)
  local lines = vim.split(data, "\r\n", { plain = true })
  local headers = {}
  local heading = vim.split(lines[1], " ", { plain = true })
  local code = heading[2]
  table.remove(lines, 1)
  for _, line in ipairs(lines) do
    local _line = vim.split(line, ": ", { plain = true })
    if #_line > 1 then
      local _colon_items = vim.split(_line[2], "; ", { plain = true })
      if #_colon_items == 1 then
        headers[_line[1]] = _colon_items[1]
      elseif #_colon_items > 1 then
        headers[_line[1]] = _colon_items
      end
    end
  end
  return { code = code, headers = headers }
end

function M.paste(name, contents)
  if name == "" then name = M.config.tmp_path else name = string.format("/tmp/%s", name) end
  local path = Path:new(name)
  path:touch()
  path:write(table.concat(contents, "\n"), "w")
  Job:new({
    command = "curl",
    args = {
      "--silent",
     "--show-error",
     "--location",
     "--dump-header",
      M._dump.filename,
     "--compressed",
     "--request",
     "POST",
     "--form",
      string.format("file=@%s", path.filename),
     "https://0x0.st",
    },
    on_exit = vim.schedule_wrap(function(self, code, _)
      if code ~= 0 then return end
      local body = self:result()[1]
      local pretty = M.pretty(M._dump:read())
      M._responses[body] = { body = body, headers = pretty.headers, code = pretty.code }
      path:rm()
      vim.fn.setreg("+", body)
      vim.api.nvim_notify("+pastebin: " .. body, vim.log.levels.INFO, { title = "pastebin", icon = " " })
      M._db:write(vim.json.encode(M._responses), "w")
    end),
  }):start()
end

function M.command(args)
  args.line1 = (args.range == 2 and args.line1 or 1) - 1
  args.line2 = args.range == 2 and args.line2 or -1
  local contents = vim.api.nvim_buf_get_lines(0, args.line1, args.line2, false)
  M.paste(vim.fs.basename(vim.api.nvim_buf_get_name(0)), contents)
end

return M