"use strict";

const assert = require("node:assert/strict");
const test = require("node:test");

const { createUniqueProxyName, parseFrpConfig, renderParsedFrpConfig } = require("../src/lib/frp-config");

test("parses and renders frp proxy sections", () => {
  const parsed = parseFrpConfig(`server_addr = "81.70.134.9"
server_port = 15443
token = "secret"
log_file = "/var/log/frpc.log"

[ssh]
type = "tcp"
local_ip = "127.0.0.1"
local_port = 22
remote_port = 17227
`);

  assert.equal(parsed.sections.get("ssh").values.local_port, 22);
  assert.equal(parsed.sections.get("ssh").values.remote_port, 17227);

  parsed.sections.set("mysql", {
    name: "mysql",
    values: {
      type: "tcp",
      local_ip: "127.0.0.1",
      local_port: 3306,
      remote_port: 33061,
    },
  });

  const rendered = renderParsedFrpConfig(parsed);

  assert.match(rendered, /serverAddr = "81.70.134.9"/);
  assert.match(rendered, /serverPort = 15443/);
  assert.match(rendered, /auth.token = "secret"/);
  assert.match(rendered, /log.to = "\/var\/log\/frpc.log"/);
  assert.match(rendered, /\[\[proxies\]\]/);
  assert.match(rendered, /name = "ssh"/);
  assert.match(rendered, /localPort = 22/);
  assert.match(rendered, /name = "mysql"/);
  assert.match(rendered, /remotePort = 33061/);
  assert.doesNotMatch(rendered, /log_file/);
});

test("parses modern frp proxy arrays", () => {
  const parsed = parseFrpConfig(`serverAddr = "81.70.134.9"
serverPort = 15443
auth.token = "secret"

[[proxies]]
name = "ssh"
type = "tcp"
localIP = "127.0.0.1"
localPort = 22
remotePort = 17227
`);

  assert.equal(parsed.sections.get("ssh").values.local_ip, "127.0.0.1");
  assert.equal(parsed.sections.get("ssh").values.local_port, 22);
  assert.equal(parsed.sections.get("ssh").values.remote_port, 17227);
});

test("generates unique proxy names with random suffixes", () => {
  const sections = new Map();
  const name = createUniqueProxyName("ssh", sections);

  assert.match(name, /^ssh-[a-f0-9]{8}$/);
  assert.notEqual(name, "ssh");
});