local auth = require("lib.auth")
local models = require("models")
local constants = require("constants")

local alphabet = "-_@0123456789abcdefghijklmnopqrstuvwABCDEFGHIJKLMNOPQRSTUVWXYZ"

local function create_default_avatar()
  if models.Avatars:count() > 0 then
    print("default avatar must exist")
    return
  end
  models.Avatars:create({
    file_path = "/avatars/default.webp",
    uploaded_at = os.time(),
  })
end

local function create_admin()
  local username = "admin"
  local root_count = models.Users:count("username = ?", username)
  if root_count ~= 0 then
    print("admin account already exists.")
    return
  end

  math.randomseed(os.time())
  local password = ""
  for _ = 1, 16 do
    local randi = math.random(#alphabet)
    password = password .. alphabet:sub(randi, randi)
  end

  local hash = auth.digest(password)

  models.Users:create({
    username = username,
    password_hash = hash,
    permission = constants.PermissionLevel.ADMIN,
  })

  print("Admin account created, use \"admin\" as the login and \"" .. password .. "\" as the password. This will only be shown once.")
end

local function create_deleted_user()
  local username = "DeletedUser"
  local root_count = models.Users:count("username = ?", username)
  if root_count ~= 0 then
    print("deleted user already exists")
    return
  end
  
  models.Users:create({
    username = username,
    password_hash = "",
    permission = constants.PermissionLevel.SYSTEM,
  })
end

create_default_avatar()
create_admin()
create_deleted_user()