package addata

import (
	"math/rand"
	"miads/adslib/redis_data"
	"miads/adslib/utils"
)

func CombineOrderBy(adData *AdData, dsp *utils.DspParam) {
	ads_item, extra_item = yield get_ads_infos(dsp, order_type = 1)
	if extra_item == None:
	raise
	gen.Return(infos)
	last_target_addition = infos.get('target_addition', [])
	extra_item_addition = extra_item.get('target_addition', [])
	if len(extra_item_addition) == 0:
	raise
	gen.Return(infos)
	if len(extra_item_addition) == 1:
	last_target_addition[0]['urls'].extend(extra_item_addition[0]['urls'])
	raise
	gen.Return(infos)
	else:
	last_target_addition[0]['urls'].extend(extra_item_addition[0]['urls'])
	last_target_addition[1]['urls'].extend(extra_item_addition[1]['urls'])
	infos['target'] = extra_item['target']
	infos['js_order_id'] = extra_item['js_order_id']
	last_target_addition[1]['type'] = 'CLICK'
	raise
	gen.Return(infos)
}


// 获取一个广告
func GetOneAds(dsp *utils.DspParam, orderType int, fixFlag int) (*redis_data.AdOrderInfo, error){
	// 取出广告
	orders, err := redis_data.GetOrderInfos(dsp, fixFlag)
	if err != nil {
		return nil, err
	}
	if len(orders) == 0 {
		return nil, nil
	}

	gotOrders := make([]redis_data.AdOrderInfo, 0, 1000)
	allKpi := int64(0)
	for _, order := range orders {
		if order.OrderType == int64(orderType) {
			gotOrders = append(gotOrders, order)
			allKpi += order.ShowKpi
		}
	}

	orderRange := make([]int, 0, 1000)

	curRateIdx := 0

	// orderRange中记录的是当前同索引位置的gotOrders里的order的比例上限, 比如如果有两个order [ShowKpi:40, ShowKpi: 60]
	// 那么orderRange就是 [rate:400, rate: 1000], 所以要按比例取order, 只需要获得在比例上限里随机取一个数, 然后判断落在那个orderRange里,
	// 对应去gotOrders取同索引里的order即可, 因为算法里有对小于1的比例做补偿， 所以rate上限可能超出1000, rate乘1000而不是100主要是为了
	// 如果showKpi差异过大， 对大量小于1的订单做补偿, 会影响整体流量分布, 这里放到1000倍， 降低补偿1的影响, 算法复杂度是O(n), 只有三个非嵌套循环
	for _, order := range gotOrders {
		rate := int(float32(order.ShowKpi) / float32(allKpi) * 1000)

		// 防止比例过小, 取int后变为0
		if rate < 1 {
			rate = 1
		}

		curRateIdx = curRateIdx + rate
		orderRange = append(orderRange, curRateIdx)
	}

	randNum := rand.Intn(curRateIdx)
	for i, rateRange := range orderRange {
		if randNum <= rateRange {
			return &gotOrders[i], nil
		}
	}
	return nil, nil
}

func GetAdsInfos(dsp *utils.DspParam, advertiser string, orderType int, fixFlag int, xiaomiHasFlag int) {
	ua = dsp.ua_client
	req_source = dsp.req_source

	ads_item = getOneAds(dsp, order_type, fix_flag)
	if ads_item is
None:
	raise
	gen.Return((None, None))
	r = random.randint(0, 100)
	if xiaomi_has_flag == 1:
	if ads_item['title'].find("_ios") > 0:
	raise
	gen.Return((None, None)) else:
	r = random.randint(50, 100)

	a = datetime.now()

	#获取剩余时间内的值
	all_count = get_sub_time_value(ads_item, a)
	all_count = all_count * 1.0

	#已经投放的key
	show_key = "order_kpi_%s_%d%d%d_show_kpi" % (ads_item['order_id'], a.year, a.month, a.day)
	click_key = "order_kpi_%s_%d%d%d_click_kpi" % (ads_item['order_id'], a.year, a.month, a.day)
	over_kpi = redis_tools.get_key_int_value(show_key)
	show_kpi = ads_item['show_kpi']
	click_kpi = ads_item['click_kpi']
	if all_count < 1:
	raise
	gen.Return((None, None))
	plan_key = "plan_all_kpi_%s_%d%d%d_show_kpi" % (ads_item['order_id'], a.year, a.month, a.day)
	redis_common.redis_ads().set(plan_key, all_count, 60*24*60)

	w_value, rate = get_now_min_value(ads_item, all_count, show_kpi, a)
	if w_value < 1:
	w_value = 1

	plan_key = "plan_kpi_%s_%d%d%d_%d_show_kpi" % (ads_item['order_id'], a.year, a.month, a.day, a.hour*60 + a.minute)
	redis_common.redis_ads().set(plan_key, w_value, 60*24*60)

	over_key = "order_kpi_%s_%d%d%d_%d_show_kpi" % (ads_item['order_id'], a.year, a.month, a.day, a.hour*60 + a.minute)
	o_value = int(redis_tools.get_key_int_value(over_key))

	js_order_id = int(ads_item['js_order_id'])
	if o_value < w_value:
	order_name = ads_item['title']
	data =
	{
		"js_order_id":js_order_id,
		"target":"",
		"video_url":"",
		"duration":5,
		"target_addition":[],
		"image_url":"",
		"result":0,
		"msg":0,
		"user_agent":ua,
		"order_name":order_name
	}

	#放量
	redis_tools.incr_key_value(over_key)
	redis_tools.incr_key_value(show_key)
	show_url = ads_item['show_url']
	click_url = ads_item['click_url']

	target = ads_item['target_url']

	if order_name.find("_ios") > 0:
	ios_imei, ios_ua = get_ios_ua_imei(dsp)
	if ios_ua:
	data['user_agent'] = ios_ua
	if ads_item.get('imei_replace_flag', 0) == 1 and
ios_imei:
	show_url = show_url.replace('__IDFA__', ios_imei)
	click_url = click_url.replace('__IDFA__', ios_imei)
	target = target.replace('__IDFA__', ios_imei)
	if order_name.find("__OS__") > 0:
	show_url = show_url.replace('__OS__', '1')
	click_url = click_url.replace('__OS__', '1')
	target = target.replace('__OS__', '1')

	elif
	order_name.find("_android") > 0 :
	### 判断是否需要替换imei
	if ads_item.get('imei_replace_flag', 0) == 1:
	show_url = show_url.replace('__IMEI__', dsp.real_md5_imei)
	click_url = click_url.replace('__IMEI__', dsp.real_md5_imei)
	target = target.replace('__IMEI__', dsp.real_md5_imei)

	if order_name.find("__OS__") > 0:
	show_url = show_url.replace('__OS__', '0')
	click_url = click_url.replace('__OS__', '0')
	target = target.replace('__OS__', '0')

	else:
	if r < 40:
	ios_imei, ios_ua = get_ios_ua_imei(dsp)
	if ios_ua:
	data['user_agent'] = ios_ua
	if ads_item.get('imei_replace_flag', 0) == 1 and
ios_imei:
	show_url = show_url.replace('__IDFA__', ios_imei)
	click_url = click_url.replace('__IDFA__', ios_imei)
	target = target.replace('__IDFA__', ios_imei)
	if order_name.find("__OS__") > 0:
	show_url = show_url.replace('__OS__', '1')
	click_url = click_url.replace('__OS__', '1')
	target = target.replace('__OS__', '1')
	else:
	if ads_item.get('imei_replace_flag', 0) == 1:
	show_url = show_url.replace('__IMEI__', dsp.real_md5_imei)
	click_url = click_url.replace('__IMEI__', dsp.real_md5_imei)
	target = target.replace('__IMEI__', dsp.real_md5_imei)
	if order_name.find("__OS__") > 0:
	show_url = show_url.replace('__OS__', '0')
	click_url = click_url.replace('__OS__', '0')
	target = target.replace('__OS__', '0')

	if order_name.find("__IP__") > 0:
	show_url = show_url.replace('__IP__', dsp.ip)
	click_url = click_url.replace('__IP__', dsp.ip)
	target = target.replace('__IP__', dsp.ip)
	if order_type == 0:
	addi = get_monitor_url('VIEW', 5, order_name, req_source, show_url)
	else:
	addi = get_monitor_url('VIEW', 5, order_name, 'follow', show_url)

	#addi['urls'].append(show_url)
	data['target_addition'].append(addi)

	r = random.randint(0, 1000)
	c_rate = click_kpi * 1.0 / (ads_item['show_kpi']) * 1000
	if r < c_rate:
	#下发点击
	addi = get_monitor_url('CLICK', 1, order_name, req_source, click_url)
	#addi['urls'].append(click_url)
	data['target_addition'].append(addi)
	md5_skip = hashlib.md5(target).hexdigest()
	redis_tools.incr_key_value(click_key)
	real_target = ads_config.Host + "?action=LOADING&req_source={0}&advertiser={2}&skip={1}&skip_other={3}".format(
		req_source, '', order_name, md5_skip)
	### 塞入缓存中
	redis_tools.set_skip_info(md5_skip, target)
	data['target'] = real_target
	raise
	gen.Return((None, data))
	#获取当前已经放出去的次数
	raise gen.Return((None, None))
}~