
import taos
import sys
import time
import socket
import os
import threading
from enum import Enum

from util.log import *
from util.sql import *
from util.cases import *
from util.dnodes import *
sys.path.append("./7-tmq")
from tmqCommon import *

class TDTestCase:
    def __init__(self):
        self.snapshot   = 0
        self.vgroups    = 4
        self.ctbNum     = 100
        self.rowsPerTbl = 1000

    def init(self, conn, logSql, replicaVar=1):
        self.replicaVar = int(replicaVar)
        tdLog.debug(f"start to excute {__file__}")
        tdSql.init(conn.cursor(), False)

    def prepareTestEnv(self):
        tdLog.printNoPrefix("======== prepare test env include database, stable, ctables, and insert data: ")
        paraDict = {'dbName':     'dbt',
                    'dropFlag':   1,
                    'event':      '',
                    'vgroups':    4,
                    'stbName':    'stb',
                    'colPrefix':  'c',
                    'tagPrefix':  't',
                    'colSchema':   [{'type': 'INT', 'count':1},{'type': 'BIGINT', 'count':1},{'type': 'DOUBLE', 'count':1},{'type': 'BINARY', 'len':32, 'count':1},{'type': 'NCHAR', 'len':32, 'count':1},{'type': 'TIMESTAMP', 'count':1}],
                    'tagSchema':   [{'type': 'INT', 'count':1},{'type': 'BIGINT', 'count':1},{'type': 'DOUBLE', 'count':1},{'type': 'BINARY', 'len':32, 'count':1},{'type': 'NCHAR', 'len':32, 'count':1}],
                    'ctbPrefix':  'ctb',
                    'ctbStartIdx': 0,
                    'ctbNum':     100,
                    'rowsPerTbl': 1000,
                    'batchNum':   1000,
                    'startTs':    1640966400000,  # 2022-01-01 00:00:00.000
                    'pollDelay':  3,
                    'showMsg':    1,
                    'showRow':    1,
                    'snapshot':   0}

        paraDict['vgroups'] = self.vgroups
        paraDict['ctbNum'] = self.ctbNum
        paraDict['rowsPerTbl'] = self.rowsPerTbl

        # tmqCom.initConsumerTable()
        tdCom.create_database(tdSql, paraDict["dbName"],paraDict["dropFlag"], vgroups=paraDict["vgroups"],replica=1)
        tdSql.execute("alter database %s wal_retention_period 3600" % (paraDict['dbName']))
        tdLog.info("create stb")
        tmqCom.create_stable(tdSql, dbName=paraDict["dbName"],stbName=paraDict["stbName"])
        tdLog.info("create ctb")
        tmqCom.create_ctable(tdSql, dbName=paraDict["dbName"],stbName=paraDict["stbName"],ctbPrefix=paraDict['ctbPrefix'],
                             ctbNum=paraDict["ctbNum"],ctbStartIdx=paraDict['ctbStartIdx'])
        tdLog.info("insert data")
        tmqCom.insert_data_interlaceByMultiTbl(tsql=tdSql,dbName=paraDict["dbName"],ctbPrefix=paraDict["ctbPrefix"],
                                               ctbNum=paraDict["ctbNum"],rowsPerTbl=paraDict["rowsPerTbl"],batchNum=paraDict["batchNum"],
                                               startTs=paraDict["startTs"],ctbStartIdx=paraDict['ctbStartIdx'])
        # tmqCom.insert_data_with_autoCreateTbl(tsql=tdSql,dbName=paraDict["dbName"],stbName=paraDict["stbName"],ctbPrefix="ctbx",
        #                                       ctbNum=paraDict["ctbNum"],rowsPerTbl=paraDict["rowsPerTbl"],batchNum=paraDict["batchNum"],
        #                                       startTs=paraDict["startTs"],ctbStartIdx=paraDict['ctbStartIdx'])

        # tdLog.info("restart taosd to ensure that the data falls into the disk")
        # tdSql.query("flush database %s"%(paraDict['dbName']))
        return

    # drop some ctbs
    def tmqCase1(self):
        tdLog.printNoPrefix("======== test case 1: ")
        paraDict = {'dbName':     'dbt',
                    'dropFlag':   1,
                    'event':      '',
                    'vgroups':    4,
                    'stbName':    'stb',
                    'colPrefix':  'c',
                    'tagPrefix':  't',
                    'colSchema':   [{'type': 'INT', 'count':1},{'type': 'BIGINT', 'count':1},{'type': 'DOUBLE', 'count':1},{'type': 'BINARY', 'len':32, 'count':1},{'type': 'NCHAR', 'len':32, 'count':1},{'type': 'TIMESTAMP', 'count':1}],
                    'tagSchema':   [{'type': 'INT', 'count':1},{'type': 'BIGINT', 'count':1},{'type': 'DOUBLE', 'count':1},{'type': 'BINARY', 'len':32, 'count':1},{'type': 'NCHAR', 'len':32, 'count':1}],
                    'ctbPrefix':  'ctb',
                    'ctbStartIdx': 0,
                    'ctbNum':     100,
                    'rowsPerTbl': 1000,
                    'batchNum':   1000,
                    'startTs':    1640966400000,  # 2022-01-01 00:00:00.000
                    'endTs': 0,
                    'pollDelay':  5,
                    'showMsg':    1,
                    'showRow':    1,
                    'snapshot':   0}
        paraDict['snapshot'] = self.snapshot
        paraDict['vgroups'] = self.vgroups
        paraDict['ctbNum'] = self.ctbNum
        paraDict['rowsPerTbl'] = self.rowsPerTbl

        tmqCom.initConsumerTable()

        # again create one new stb1
        paraDict["stbName"] = 'stb1'
        paraDict['ctbPrefix'] = 'ctb1n_'
        tmqCom.create_stable(tdSql, dbName=paraDict["dbName"],stbName=paraDict["stbName"])
        tdLog.info("create ctb")
        tmqCom.create_ctable(tdSql, dbName=paraDict["dbName"],stbName=paraDict["stbName"],ctbPrefix=paraDict['ctbPrefix'],
                             ctbNum=paraDict["ctbNum"],ctbStartIdx=paraDict['ctbStartIdx'])
        tdLog.info("async insert data")
        # tmqCom.insert_data_interlaceByMultiTbl(tsql=tdSql,dbName=paraDict["dbName"],ctbPrefix=paraDict["ctbPrefix"],
        #                                        ctbNum=paraDict["ctbNum"],rowsPerTbl=paraDict["rowsPerTbl"],batchNum=paraDict["batchNum"],
        #                                        startTs=paraDict["startTs"],ctbStartIdx=paraDict['ctbStartIdx'])
        pInsertThread = tmqCom.asyncInsertDataByInterlace(paraDict)

        tdLog.info("create topics from database")
        topicFromDb = 'topic_dbt'
        tdSql.execute("create topic %s as database %s" %(topicFromDb, paraDict['dbName']))

        if self.snapshot == 0:
            consumerId     = 0
        elif self.snapshot == 1:
            consumerId     = 1

        expectrowcnt   = int(paraDict["rowsPerTbl"] * paraDict["ctbNum"] * 2)
        topicList      = topicFromDb
        ifcheckdata    = 1
        ifManualCommit = 1
        keyList        = 'group.id:cgrp1,\
                        enable.auto.commit:true,\
                        auto.commit.interval.ms:1000,\
                        auto.offset.reset:earliest'
        tmqCom.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)

        tdLog.info("start consume processor")
        tmqCom.startTmqSimProcess(pollDelay=paraDict['pollDelay'],dbName=paraDict["dbName"],showMsg=paraDict['showMsg'], showRow=paraDict['showRow'],snapshot=paraDict['snapshot'])

        tmqCom.getStartConsumeNotifyFromTmqsim()
        tdLog.info("drop some ctables")
        paraDict["stbName"] = 'stb'
        paraDict['ctbPrefix'] = 'ctb'
        paraDict["ctbStartIdx"] = paraDict["ctbStartIdx"] + int(paraDict["ctbNum"] * 3 / 4)  # drop 1/4 ctbls
        paraDict["ctbNum"] = int(paraDict["ctbNum"] / 4)
        # tdSql.execute("drop table %s.%s" %(paraDict['dbName'], paraDict['stbName']))
        tmqCom.drop_ctable(tdSql, dbname=paraDict['dbName'], count=paraDict["ctbNum"], default_ctbname_prefix=paraDict["ctbPrefix"], ctbStartIdx=paraDict["ctbStartIdx"])

        pInsertThread.join()

        tdLog.info("start to check consume result")
        expectRows = 1
        resultList = tmqCom.selectConsumeResult(expectRows)
        totalConsumeRows = 0
        for i in range(expectRows):
            totalConsumeRows += resultList[i]

        tdLog.info("act consume rows: %d, expect consume rows: %d"%(totalConsumeRows, expectrowcnt))

        if self.snapshot == 0:
            if not ((totalConsumeRows > expectrowcnt / 2) and (totalConsumeRows < expectrowcnt)):
                tdLog.exit("tmq consume rows error with snapshot = 0!")

        tdLog.info("wait subscriptions exit ....")
        tmqCom.waitSubscriptionExit(tdSql, topicFromDb)

        tdSql.query("drop topic %s"%topicFromDb)
        tdLog.info("success dorp topic: %s"%topicFromDb)
        tdLog.printNoPrefix("======== test case 1 end ...... ")

    # drop one stb
    def tmqCase2(self):
        tdLog.printNoPrefix("======== test case 2: ")
        paraDict = {'dbName':     'dbt',
                    'dropFlag':   1,
                    'event':      '',
                    'vgroups':    4,
                    'stbName':    'stb',
                    'colPrefix':  'c',
                    'tagPrefix':  't',
                    'colSchema':   [{'type': 'INT', 'count':1},{'type': 'BIGINT', 'count':1},{'type': 'DOUBLE', 'count':1},{'type': 'BINARY', 'len':32, 'count':1},{'type': 'NCHAR', 'len':32, 'count':1},{'type': 'TIMESTAMP', 'count':1}],
                    'tagSchema':   [{'type': 'INT', 'count':1},{'type': 'BIGINT', 'count':1},{'type': 'DOUBLE', 'count':1},{'type': 'BINARY', 'len':32, 'count':1},{'type': 'NCHAR', 'len':32, 'count':1}],
                    'ctbPrefix':  'ctb',
                    'ctbStartIdx': 0,
                    'ctbNum':     100,
                    'rowsPerTbl': 1000,
                    'batchNum':   1000,
                    'startTs':    1640966400000,  # 2022-01-01 00:00:00.000
                    'endTs': 0,
                    'pollDelay':  5,
                    'showMsg':    1,
                    'showRow':    1,
                    'snapshot':   0}
        paraDict['snapshot'] = self.snapshot
        paraDict['vgroups'] = self.vgroups
        paraDict['ctbNum'] = self.ctbNum
        paraDict['rowsPerTbl'] = self.rowsPerTbl

        tmqCom.initConsumerTable()

        # again create one new stb1
        paraDict["stbName"] = 'stb2'
        paraDict['ctbPrefix'] = 'ctb2n_'
        tmqCom.create_stable(tdSql, dbName=paraDict["dbName"],stbName=paraDict["stbName"])
        tdLog.info("create ctb")
        tmqCom.create_ctable(tdSql, dbName=paraDict["dbName"],stbName=paraDict["stbName"],ctbPrefix=paraDict['ctbPrefix'],
                             ctbNum=paraDict["ctbNum"],ctbStartIdx=paraDict['ctbStartIdx'])
        tdLog.info("async insert data")
        # tmqCom.insert_data_interlaceByMultiTbl(tsql=tdSql,dbName=paraDict["dbName"],ctbPrefix=paraDict["ctbPrefix"],
        #                                        ctbNum=paraDict["ctbNum"],rowsPerTbl=paraDict["rowsPerTbl"],batchNum=paraDict["batchNum"],
        #                                        startTs=paraDict["startTs"],ctbStartIdx=paraDict['ctbStartIdx'])
        pInsertThread = tmqCom.asyncInsertDataByInterlace(paraDict)

        tdLog.info("create topics from database")
        topicFromDb = 'topic_dbt'
        tdSql.execute("create topic %s as database %s" %(topicFromDb, paraDict['dbName']))

        if self.snapshot == 0:
            consumerId     = 2
        elif self.snapshot == 1:
            consumerId     = 3

        expectrowcnt   = int(paraDict["rowsPerTbl"] * paraDict["ctbNum"] * 2)
        topicList      = topicFromDb
        ifcheckdata    = 1
        ifManualCommit = 1
        keyList        = 'group.id:cgrp1,\
                        enable.auto.commit:true,\
                        auto.commit.interval.ms:1000,\
                        auto.offset.reset:earliest'
        tmqCom.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)

        tdLog.info("start consume processor")
        tmqCom.startTmqSimProcess(pollDelay=paraDict['pollDelay'],dbName=paraDict["dbName"],showMsg=paraDict['showMsg'], showRow=paraDict['showRow'],snapshot=paraDict['snapshot'])

        tmqCom.getStartConsumeNotifyFromTmqsim()
        tdLog.info("drop one stable")
        paraDict["stbName"] = 'stb1'
        tdSql.execute("drop table %s.%s" %(paraDict['dbName'], paraDict['stbName']))

        pInsertThread.join()

        tdLog.info("start to check consume result")
        expectRows = 1
        resultList = tmqCom.selectConsumeResult(expectRows)
        totalConsumeRows = 0
        for i in range(expectRows):
            totalConsumeRows += resultList[i]

        tdLog.info("act consume rows: %d, expect consume rows: %d"%(totalConsumeRows, expectrowcnt))

        if self.snapshot == 0:
            if not ((totalConsumeRows > expectrowcnt / 2) and (totalConsumeRows < expectrowcnt)):
                tdLog.exit("tmq consume rows error with snapshot = 0!")

        tdLog.info("wait subscriptions exit ....")
        tmqCom.waitSubscriptionExit(tdSql, topicFromDb)

        tdSql.query("drop topic %s"%topicFromDb)
        tdLog.info("success dorp topic: %s"%topicFromDb)
        tdLog.printNoPrefix("======== test case 2 end ...... ")

    def run(self):
        tdLog.printNoPrefix("=============================================")
        tdLog.printNoPrefix("======== snapshot is 0: only consume from wal")
        self.snapshot = 0
        self.prepareTestEnv()
        self.tmqCase1()
        self.tmqCase2()

        tdLog.printNoPrefix("====================================================================")
        tdLog.printNoPrefix("======== snapshot is 1: firstly consume from tsbs, and then from wal")
        self.snapshot = 1
        self.prepareTestEnv()
        self.tmqCase1()
        self.tmqCase2()

    def stop(self):
        tdSql.close()
        tdLog.success(f"{__file__} successfully executed")

event = threading.Event()

tdCases.addLinux(__file__, TDTestCase())
tdCases.addWindows(__file__, TDTestCase())
