package callstest

import (
	"amadan.net/oficina/estilo.git/busy"
	"bytes"
	"os"
	"path/filepath"
	"testing"

	"amadan.net/oficina/estilo.git/theme"
	"amadan.net/rastrillo/rastrillo/ui"
)

// The scaffold delivered these files once; they are app-owned from
// then on. This test pins each vendored copy byte-identical to the
// library it came from: a reviewer runs the suite instead of reading
// ~56KB of assets as app diff, and a framework upgrade that forgets
// to re-copy is caught instead of drifting silently. If you edit one
// DELIBERATELY, delete its line below — the file is yours.
func TestVendoredAssetsMatchTheLibrary(t *testing.T) {
	// theme.css is no longer day's: it is Calma with Calls' accent, from
	// estilo (estilo AGENTS.md, decisions table, row 8), pinned below.
	for name, lib := range map[string][]byte{
		"tokens.css": ui.TokensCSS(),
		"select.js":  ui.SelectJS(),
	} {
		vendored, err := os.ReadFile(filepath.Join("..", "calls", "static", name))
		if err != nil {
			t.Errorf("read vendored %s: %v", name, err)
			continue
		}
		if !bytes.Equal(vendored, lib) {
			t.Errorf("static/%s differs from the library copy; re-copy it (or delete its pin if the edit was deliberate)", name)
		}
	}
}

// static/theme.css pinned to the estilo this app is built against. After
// an estilo upgrade, re-write it with `go run ./scripts/writeestilo`.
func TestThemeIsEstilosForCalls(t *testing.T) {
	want, ok := theme.ForApp("calls")
	if !ok {
		t.Fatal("estilo's theme ring has no calls")
	}
	got, err := os.ReadFile(filepath.Join("..", "calls", "static", "theme.css"))
	if err != nil {
		t.Fatal(err)
	}
	if !bytes.Equal(got, want) {
		t.Error("static/theme.css differs from estilo's theme for calls; run go run ./scripts/writeestilo")
	}
}

// rastrillo's busy rule (Paul, 2026-09-29): a submit button's label gives
// way to a spinner for at least 650ms, the button disables, and Back
// resets it. static/ carries it as estilo does — the shim without the old
// rule, busy.js and busy.css — pinned here to the estilo this app builds
// against. After an estilo upgrade: go run ./scripts/writeestilo.
func TestBusyFilesAreEstilos(t *testing.T) {
	for name, want := range map[string][]byte{
		"rastrillo.js": busy.ShimJS(),
		"busy.js":      busy.JS(),
		"busy.css":     busy.CSS(),
	} {
		got, err := os.ReadFile(filepath.Join("..", "calls", "static", name))
		if err != nil {
			t.Fatal(err)
		}
		if !bytes.Equal(got, want) {
			t.Errorf("static/%s differs from estilo's; run go run ./scripts/writeestilo", name)
		}
	}
}