#!/usr/bin/env python3
"""Fix SatsSpin shim: second fetch wrapper must use its own captured ref."""
import io

P = "/opt/casino/dist/shim.js"
src = io.open(P, encoding="utf-8").read()

old1 = "      // Store token when create/login response hits\n      _fetch = window.fetch;"
new1 = "      // Store token when create/login response hits\n      var _fetch2 = window.fetch;"
assert old1 in src, "second wrapper assignment not found"
src = src.replace(old1, new1, 1)

old2 = "return _fetch.call(this, url, opts)"
assert src.count(old2) == 1, f"expected 1 _fetch.call, found {src.count(old2)}"
src = src.replace(old2, "return _fetch2.call(this, url, opts)", 1)

io.open(P, "w", encoding="utf-8").write(src)

A = "/opt/casino/dist/app.html"
app = io.open(A, encoding="utf-8").read()
app = app.replace('shim.js?v=2', 'shim.js?v=3')
io.open(A, "w", encoding="utf-8").write(app)
print("SECOND WRAPPER FIXED + v=3")