'''
Created on 2019年5月20日

@author: User
'''



import pymongo
import re
from .entityLink import *
from BiddingKG.dl.common.Utils import *
from multiprocessing import Process


def getData():
    client = pymongo.MongoClient("mongodb://bxkc:bidizhaobiaowang2017@121.46.18.113:17017/bxkc")
    db = client["bxkc"]
    collection_enterprise = db['enterprise_profile']
    
    cursor = collection_enterprise.find({},{"enterprise_name":1}).limit(3000)
    
    list_entitys = []
    list_entitys_pair = []
    for row in cursor:
        entity_name = row["enterprise_name"]
        entity_name_sub = re.sub("(有限(责任)?公司|子公司|(政府)?采购中心)","",entity_name)
        list_entitys.append([entity_name,entity_name_sub])
        
    parts = 2
    nums = len(list_entitys)//20
    list_index = []
    for i in range(parts-1):
        list_index.append([i*nums,(i+1)*nums])
    list_index.append([(parts-1)*nums,len(list_entitys)])
    
    for item in list_index:
        proc = Process(target=process_thread,args=(list_entitys,item[0],item[1]))
        proc.start()
        
def process_thread(list_entitys,index_begin,index_end):
    list_entitys_pair = []
    for i in range(index_begin,index_end):
        print(i)
        source = list_entitys[i]
        for j in range(i+1,len(list_entitys)):
            target = list_entitys[j]
            if edit_distance(source[0], target[0])<4 and jaccard_score(source[0], target[0])>0.6:
                list_entitys_pair.append([source[0],target[0]])
    for item in list_entitys_pair:
        print(item)
    save(list_entitys_pair,"list_entitys_pair_"+str(index_begin)+"_"+str(index_end)+".pk")        

if __name__=="__main__":
    getData()