package notify

import (
	"encoding/json"
	"reflect"
	"sort"
	"strings"
	"testing"

	"gitea.dooplex.hu/admin/felhom-controller/internal/i18n"
)

// R-1007 (decision 236) — app_repaired_after_crash carries COUNTS ONLY to the operator. A file name or photo data in
// the payload would leave the household's box. Asserted on the marshalled payload, and on the struct's fields (a new
// field must come through this test).
// RED-PROOF: add `Names []string json:"names"` to AppRepairDetails → the field list test fails.
func TestAppRepairedAfterCrash_PayloadIsCountsOnly(t *testing.T) {
	var fields []string
	rt := reflect.TypeOf(AppRepairDetails{})
	for i := 0; i < rt.NumField(); i++ {
		fields = append(fields, strings.Split(rt.Field(i).Tag.Get("json"), ",")[0])
	}
	sort.Strings(fields)
	want := "app,boot_at,duration_s,found,lost,lost_checked,problem,repaired,skipped,stack_name,still_broken"
	if strings.Join(fields, ",") != want {
		t.Fatalf("AppRepairDetails fields = %v, want exactly %s — counts only, never a file name", fields, want)
	}
}

// The severity: lost or still broken → warning; everything repaired → info; nothing found and nothing lost → no
// event at all. RED-PROOF: send `info` when Lost > 0 → the lost case reads info → fails.
func TestAppRepairedAfterCrash_SeverityByOutcome(t *testing.T) {
	n := &Notifier{}
	var got []string
	var payloads []string
	n.pushFn = func(eventType, severity, msg, _ string, d interface{}) {
		b, _ := json.Marshal(d)
		got = append(got, eventType+"/"+severity)
		payloads = append(payloads, string(b)+" "+msg)
	}
	n.NotifyAppRepairedAfterCrash(AppRepairDetails{App: "Immich", Found: 81, Repaired: 81})
	n.NotifyAppRepairedAfterCrash(AppRepairDetails{App: "Immich", Found: 81, Repaired: 81, Lost: 1, LostChecked: true})
	n.NotifyAppRepairedAfterCrash(AppRepairDetails{App: "Immich", Found: 5, Repaired: 4, StillBroken: 1})
	n.NotifyAppRepairedAfterCrash(AppRepairDetails{App: "Immich", Skipped: "immich-server runs v3.3.0, which the template has not proven"})
	n.NotifyAppRepairedAfterCrash(AppRepairDetails{App: "Immich", LostChecked: true})
	want := []string{"app_repaired_after_crash/info", "app_repaired_after_crash/warning", "app_repaired_after_crash/warning", "app_repaired_after_crash/warning"}
	if strings.Join(got, " ") != strings.Join(want, " ") {
		t.Fatalf("events %v, want %v (and nothing for a run that found nothing)", got, want)
	}
	for _, p := range payloads {
		if strings.Contains(p, ".jpg") || strings.Contains(p, "IMG_") {
			t.Fatalf("a file name in the event: %s", p)
		}
	}
}

// The three keys R-1007 was born with, in BOTH languages, with the same placeholders (an English box gets English).
func TestAppRepairedAfterCrash_KeysInBothLanguages(t *testing.T) {
	b, err := i18n.Shared()
	if err != nil {
		t.Fatal(err)
	}
	for _, k := range []string{"event.app_repaired_after_crash", "event.app_repair_after_crash_skipped", "err.lost_files.nothing_to_dismiss"} {
		hu, en := b.Msg("hu", k), b.Msg("en", k)
		if hu == "" || en == "" || hu == k || en == k || hu == en {
			t.Fatalf("%s: hu=%q en=%q", k, hu, en)
		}
		if strings.Count(hu, "%") != strings.Count(en, "%") {
			t.Fatalf("%s: the two languages take different arguments", k)
		}
	}
}