# -*- coding: utf-8 -*-
#!/usr/bin/python

import pymysql
import hashlib
import json
import urllib.request
import base64
import tornado.ioloop
import tornado.web
import time
import datetime
import redis
import os

CONFIG_DIR = ''

def IsOnlineEnv():
    return os.getenv("SERVER_ENV");

if (IsOnlineEnv()):
    CONFIG_DIR = '/var/data/conf_test/game2001api_rankserver/config'
else:
    CONFIG_DIR = '../config'

def info(msg):
    print(str(datetime.datetime.now()) + '[INFO] ' + msg)

def take_kills(elem):
    return elem[3]

def take_game_times(elem):
    return elem[7]

def take_integral_times(elem):
    return elem[8]

def safeDiv(a, b):
    if b == 0:
        return 0
    else:
        return a / b

def getRedis():
    redis_conf = json.loadsmysql_conf = json.loads(open(CONFIG_DIR + '/rankserver.redis.cluster.json', 'r').read())
    for conf in redis_conf:
        r = redis.Redis(host = conf['host'],
                        port = conf['port'],
                        password = conf['passwd'],
                        charset = 'utf8'
        )
    return r;

def getDaySeconds(time_val, incdays):
    time_zone = 8
    dayseconds = int((time_val + time_zone * 3600)/3600/24 + incdays) * 3600 * 24 - 3600 * time_zone;
    return dayseconds

#数据去重
def delRepeatData(row, data_list):
    temp_list = []
    for data in data_list:
        if data[0] == row[0]:
            temp_list.append(data)
    for temp_data in temp_list:
        data_list.remove(temp_data)
    #print(data_list)

#刷新数据
def refreshData(row, data_list, data_info):
    key_info = data_info
    kill = safeDiv(row[3], row[7])
    alive_time = safeDiv(row[4], row[7])
    harm = safeDiv(row[5], row[7])
    win_times = safeDiv(row[6], row[7])
    num = row[9]
    print(row[10])
    if (time.time() > row[10]):
        print(111111111)
        num = 0
    data_list.append((row[0], row[1].decode('utf-8'), row[2], kill, alive_time, harm, win_times, row[6], num))
    data_list.sort(key=key_info, reverse=True)
    if (len(data_list) > 50):
        del data_list[50:]

#更新排行榜
def updateRank(r, kill_list, win_list ,integral_list):
    kill_list.sort(key=take_kills, reverse=True)
    kill_rank = []
    for kill_index in range(min(50, len(kill_list))):
        kill_rank.append(kill_list[kill_index])
    r.set("game2001api: kill_rank", json.dumps(kill_rank))

    win_list.sort(key=take_game_times, reverse=True)
    win_rank = []
    for win_index in range(min(50, len(win_list))):
        win_rank.append(win_list[win_index])
    r.set("game2001api: win_rank", json.dumps(win_rank))

    integral_list.sort(key=take_integral_times, reverse=True)
    integral_rank = []
    for integral_index in range(min(50, len(integral_list))):
        integral_rank.append(integral_list[integral_index])
    r.set("game2001api: integral_rank", json.dumps(integral_rank))

def internalDayReadMysqlData():
    mysql_conf = json.loads(open(CONFIG_DIR + '/rankserver.mysql.cluster.json', 'r').read())
    kill_list = []
    alive_list = []
    harm_list = []
    rate_list = []
    win_list = []
    integral_list = []
    for conf in mysql_conf:
        conn = pymysql.connect(host = conf['host'],
                               port = conf['port'],
                               user = conf['user'],
                               passwd = conf['passwd'],
                               db = 'gamedb2001_' + str(conf['instance_id']),
                               charset = 'utf8'
        )
        cursor = conn.cursor()
        last_idx = 0
        temp_idx = 0
        while 1:
            cursor.execute('SELECT accountid, user_name, avatar_url, kills, alive_time,'
                           ' harm, win_times, game_times, idx, integral, season_time FROM user WHERE idx > %s LIMIT 0, 1000' % (last_idx))

            has_data = False
            for row in cursor:
                has_data = True
                #更新击杀榜
                refreshData(row, kill_list, take_kills)
                #更新胜场榜
                refreshData(row, win_list, take_game_times)
                #更新积分榜
                refreshData(row, integral_list, take_integral_times)
                temp_idx = int(row[8])
                if (temp_idx > last_idx) :
                    last_idx = int(row[8])

            if not has_data:
                break

    r = getRedis()
    updateRank(r, kill_list, win_list, integral_list)

#每日定时读取mysql里的数据生成排行榜写入redis后php读取redis返回客户端显示
def dayReadMysqlData(rushtime):
    internalDayReadMysqlData()
    tornado.ioloop.IOLoop.current().call_at(getDaySeconds(time.time(), 1) + rushtime,
                                               lambda : dayReadMysqlData(rushtime)
    )

#每5分钟读取mysql里发生改变过的数据更新排行榜
def readMysqlData(rushtime):
    mysql_conf = json.loads(open(CONFIG_DIR + '/rankserver.mysql.cluster.json', 'r').read())
    r = getRedis()
    kill_list_str = r.get("game2001api: kill_rank")
    if (not kill_list_str):
        kill_list = []
    else:
        kill_list = json.loads(kill_list_str)

    win_list_str = r.get("game2001api: win_rank")
    if (not win_list_str):
        win_list = []
    else:
        win_list = json.loads(win_list_str)

    integral_list_str = r.get("game2001api: integral_rank")
    if (not integral_list_str):
        integral_list = []
    else:
        integral_list = json.loads(integral_list_str)

    for conf in mysql_conf:
        conn = pymysql.connect(host = conf['host'],
                               port = conf['port'],
                               user = conf['user'],
                               passwd = conf['passwd'],
                               db = 'gamedb2001_' + str(conf['instance_id']),
                               charset = 'utf8'
        )
        cursor = conn.cursor()
        last_idx = 0
        temp_idx = 0
        while 1:
            cursor.execute('SELECT accountid, user_name, avatar_url, kills, alive_time,'
                           ' harm, win_times, game_times, idx, integral, season_time, kill_modifytime FROM user '
                           ' WHERE kill_modifytime > %s AND idx > %s LIMIT 0, 1000' % (time.time() - 300, last_idx))
            has_data = False
            for row in cursor:
                has_data = True
                #更新击杀榜
                delRepeatData(row, kill_list)
                refreshData(row, kill_list, take_kills)
                temp_idx = int(row[8])
                if (temp_idx > last_idx) :
                    last_idx = int(row[8])
            if not has_data:
                break

        last_idx = 0
        temp_idx = 0
        while 1:
            cursor.execute('SELECT accountid, user_name, avatar_url, kills, alive_time,'
                           ' harm, win_times, game_times, idx, integral, season_time, win_modifytime FROM user '
                           ' WHERE win_modifytime > %s AND idx > %s LIMIT 0, 1000' % (time.time() - 300, last_idx))
            has_data = False
            for row in cursor:
                has_data = True
                #更新胜场榜
                delRepeatData(row, win_list)
                refreshData(row, win_list, take_game_times)
                temp_idx = int(row[8])
                if (temp_idx > last_idx) :
                    last_idx = int(row[8])
            if not has_data:
                break

        last_idx = 0
        temp_idx = 0
        while 1:
            cursor.execute('SELECT accountid, user_name, avatar_url, kills, alive_time,'
                           ' harm, win_times, game_times, idx, integral, season_time, rank_modifytime FROM user '
                           ' WHERE rank_modifytime > %s AND idx > %s LIMIT 0, 1000' % (time.time() - 300, last_idx))

            has_data = False
            for row in cursor:
                has_data = True
                #更新积分榜
                delRepeatData(row, integral_list)
                refreshData(row, integral_list, take_integral_times)
                temp_idx = int(row[8])
                if (temp_idx > last_idx) :
                    last_idx = int(row[8])
            if not has_data:
                break
    updateRank(r, kill_list, win_list, integral_list)
    tornado.ioloop.IOLoop.current().call_later(rushtime,
                                               lambda : readMysqlData(rushtime)
    )

class SelfCheckingHandler(tornado.web.RequestHandler):

    def get(self):
        self.write(json.dumps({
            'errcode': 0,
            'errmsg': '',
            'healthy': 1,
            'max_rundelay': 10
        }))

def make_app():
    return tornado.web.Application([
        (r"/webapp/index[\.]php", SelfCheckingHandler),
    ])

if __name__ == "__main__":
    conf = json.loads(open(CONFIG_DIR + '/rankserver.json', 'r').read())

    app = make_app()
    app.listen(conf['listen_port'])
    conf['rushtime'] = 300
    tornado.ioloop.IOLoop.current().call_later(conf['rushtime'],
                                               lambda : readMysqlData(conf['rushtime'])
    )

    conf['day_rushtime'] = 5 * 3600
    tornado.ioloop.IOLoop.current().call_at(getDaySeconds(time.time(), 1) + conf['day_rushtime'],
                                            lambda : dayReadMysqlData(conf['day_rushtime'])
    )
    tornado.ioloop.IOLoop.current().start()