package main

import (
	"testing"
	"time"

	"hamlog/internal/bandopen"
	"hamlog/internal/cluster"
)

// The "Watch for band openings" switch has to gate the DETECTOR, not just the
// extra data sources.
//
// It originally governed only the RBN nodes and the PSK Reporter feed, while
// the detector itself ran on every ordinary cluster spot — so an operator who
// had never enabled the watch still got opening banners for a feature he had
// deliberately left off. That is what this pins.
func TestBandOpenWatchGatesTheDetector(t *testing.T) {
	spot := func() cluster.Spot {
		return cluster.Spot{
			DXCall: "EA1ABC", Band: "6m", DistanceKm: 1400, ShortPath: 210,
			ReceivedAt: time.Now(),
		}
	}

	// Switched off: the spot must not even reach the detector.
	off := &App{opSet: true, opLat: 48.0, opLon: 2.0}
	off.detectBandOpening(spot())
	if off.bandOpen.det != nil {
		t.Error("the detector ran with the watch switched off")
	}

	// Switched on: the same spot is accepted (one spot is not an opening, so
	// nothing is announced — but the detector now exists and is collecting).
	on := &App{opSet: true, opLat: 48.0, opLon: 2.0}
	on.bandOpen.on.Store(true)
	on.detectBandOpening(spot())
	if on.bandOpen.det == nil {
		t.Error("the detector did not run with the watch switched on")
	}
}

// Switching the watch off must put the badges out. They fade on a timer fed by
// spots the detector no longer looks at, so left alone they would stay lit
// until the next restart.
func TestClearBandOpeningsPutsTheBadgesOut(t *testing.T) {
	a := &App{}
	a.bandOpen.live = map[string]bandopen.Opening{"6m": {Band: "6m", Calls: 9}}
	a.bandOpen.aliveUntil = map[string]time.Time{"6m": time.Now().Add(time.Hour)}
	a.bandOpen.det = bandopen.New(bandopen.DefaultConfig())
	a.bandOpen.last = []bandopen.Opening{{Band: "6m", Calls: 9}}

	a.clearBandOpenings()

	if got := a.GetLiveOpenings(); len(got) != 0 {
		t.Errorf("a badge stayed lit after the watch was switched off: %v", got)
	}
	if a.bandOpen.det != nil {
		t.Error("the accumulated spot window survived — switching back on would start from a stale burst")
	}
	// The history is NOT cleared: those openings really happened.
	if len(a.GetBandOpenings()) != 1 {
		t.Error("the remembered openings were thrown away")
	}
}