package service

import (
	"math/rand"
	"testing"
	"time"
)

func TestHumanRoomRobotGiftSenderLimit(t *testing.T) {
	activity := newRobotRoomActivity([]int64{101, 102, 103, 104})
	for _, userID := range []int64{101, 102, 103, 104} {
		activity.markActive(userID)
	}

	markInitialHumanRoomGiftSenders(activity, []int64{101, 102, 103, 104}, 2)
	if got := activity.giftSenderCount(); got != 2 {
		t.Fatalf("gift sender count mismatch: got %d want 2", got)
	}
	if activity.markGiftSenderWithinLimit(104, 2) {
		t.Fatalf("gift sender limit allowed one more sender")
	}
}

func TestHumanRoomRobotNormalGiftDelayRange(t *testing.T) {
	rng := rand.New(rand.NewSource(1))
	config := HumanRoomRobotConfig{NormalGiftIntervalMinMS: 1000, NormalGiftIntervalMaxMS: 20000}
	for i := 0; i < 100; i++ {
		delay := humanRoomRobotNormalGiftDelay(config, rng)
		if delay < time.Second || delay > 20*time.Second {
			t.Fatalf("gift delay out of range: %s", delay)
		}
	}
}

func TestRandomHumanRoomTargetOnlineRange(t *testing.T) {
	config := HumanRoomRobotConfig{RoomTargetMinOnline: 8, RoomTargetMaxOnline: 10}
	for i := 0; i < 100; i++ {
		target := randomHumanRoomTargetOnline(config)
		if target < 8 || target > 10 {
			t.Fatalf("target online out of range: %d", target)
		}
	}
}

func TestRandomHumanRoomTargetOnlineLegacyFixedValue(t *testing.T) {
	config := HumanRoomRobotConfig{RoomFullStopOnline: 10}
	for i := 0; i < 20; i++ {
		if target := randomHumanRoomTargetOnline(config); target != 10 {
			t.Fatalf("legacy target online mismatch: got %d want 10", target)
		}
	}
}