local ls = require("luasnip")
local s = ls.snippet
local t = ls.text_node
local i = ls.insert_node
local f = ls.function_node
local extras = require("luasnip.extras")
local rep = extras.rep

local timestamp = function()
  return tostring(os.time())
end

local get_date = function()
  return os.date("%H:%M:%S %d.%m.%Y")
end

local get_name = function()
  return "Nikolai Papin"
end

return {
  s("frontmatter", {
    t("---"),
    t({ "", "title: \"" }), i(1), t("\""),
    t({ "", "date: " }), f(get_date, {}),
    t({ "", "author: \"" }), f(get_name, {}), t("\""),
    t({ "", "id: " }), f(timestamp, {}),
    t({ "", "---", "", "# " }),
    rep(1),  -- Reuses the first insert node
    t({ "", ""}),
    t({ "", ""}),
    i(3)     -- Final cursor position
  })
}