package api

import (
	"testing"

	"github.com/ponzischeme89/memby/server/internal/appupdate"
	"github.com/ponzischeme89/memby/server/internal/store"
)

func TestFilterClientAlertsByCategory(t *testing.T) {
	prefs := store.DefaultNotificationPreferences()
	prefs.SonarrAlerts = false
	prefs.LibraryAlerts = false
	alerts := []clientAlert{
		{ID: "sonarr", Kind: alertKindSonarrAired},
		{ID: "radarr", Kind: alertKindRadarrImport},
		{ID: "library", Kind: alertKindLibrarySync},
		{ID: "system", Kind: alertKindServerDown},
	}

	filtered := filterClientAlerts(alerts, prefs)
	if len(filtered) != 2 || filtered[0].ID != "radarr" || filtered[1].ID != "system" {
		t.Fatalf("filtered alerts = %#v", filtered)
	}
}

func TestFilterClientAlertsMasterSwitch(t *testing.T) {
	prefs := store.DefaultNotificationPreferences()
	prefs.Enabled = false
	if got := filterClientAlerts([]clientAlert{{ID: "one", Kind: alertKindRadarrImport}}, prefs); len(got) != 0 {
		t.Fatalf("master switch returned %#v", got)
	}
}

func TestFilterStoredSonarrNotifications(t *testing.T) {
	prefs := store.DefaultNotificationPreferences()
	prefs.SonarrAlerts = false
	notifications := []store.UserNotification{
		{ID: 1, Kind: "show-return"},
		{ID: 2, Kind: "future-category"},
	}
	filtered := filterStoredNotifications(notifications, prefs)
	if len(filtered) != 1 || filtered[0].ID != 2 {
		t.Fatalf("filtered notifications = %#v", filtered)
	}
}

func TestUpdatePreferenceNeverSuppressesMandatoryUpdate(t *testing.T) {
	mandatory := appupdate.Decision{Status: appupdate.StatusMandatory, Version: "2.0.0"}
	if got := updateDecisionForPreferences(mandatory, false); got.Status != appupdate.StatusMandatory {
		t.Fatalf("mandatory update was suppressed: %#v", got)
	}
	optional := appupdate.Decision{Status: appupdate.StatusOptional, Version: "2.0.0"}
	if got := updateDecisionForPreferences(optional, false); got.Status != appupdate.StatusNone {
		t.Fatalf("optional update was not suppressed: %#v", got)
	}
}

// A clear-all press aimed at the alerts on screen must never reach past them. The one case
// that can differ is a kind the viewer's own preferences have withdrawn: it is still a row
// in the table, it is not in their list, and clearing it would be this shortcut deciding
// something the viewer never saw.
func TestClearableNotificationIDsHonourPreferences(t *testing.T) {
	notifications := []store.UserNotification{
		{ID: 1, Kind: "show-return"},
		{ID: 2, Kind: watchTimeWeeklyKind},
		{ID: 3, Kind: "library-added"},
	}
	prefs := store.DefaultNotificationPreferences()
	prefs.WatchTimeDigest = false
	ids := clearableNotificationIDs(notifications, prefs)
	if len(ids) != 2 || ids[0] != 1 || ids[1] != 3 {
		t.Fatalf("expected the two visible rows, got %v", ids)
	}

	prefs.Enabled = false
	if ids := clearableNotificationIDs(notifications, prefs); len(ids) != 0 {
		t.Fatalf("notifications switched off should clear nothing, got %v", ids)
	}
	if ids := clearableNotificationIDs(nil, store.DefaultNotificationPreferences()); len(ids) != 0 {
		t.Fatalf("an empty list should clear nothing, got %v", ids)
	}
}