# -*- coding: UTF-8 -*-

import elasticsearch
import elasticsearch.helpers
from django.conf import settings

from data_sync.question.connections import pk_data_source as question_pk_data_source
from data_sync.question.tran2es import get_questions
from data_sync.qa_top import get_qa_tops, pk_data_source as qa_top_pk_data_source
from data_sync.topic import get_problems
from data_sync.topic import pk_data_source as topic_pk_data_source
from data_sync.topic import index_data_source as topic_index_data_source
from data_sync.answer import pk_data_source as answer_pk_data_source
from data_sync.answer import get_answers
from data_sync.article import pk_data_source as article_pk_data_source
from data_sync.article import get_articles
from data_sync.utils import get_es_instance
from data_sync.utils import es_index_adapt
from qa.models import Question, Answer, AnswerTop
from talos.models.topic import Problem
from talos.models.topic.column import Article
from utils.rpc import logging_exception
from data_sync.tractate import get_tractate
from data_sync.doctor_tractate import get_soft_article
from talos.models.tractate import Tractate
from talos.models.soft_article import SoftArticle
from data_sync.tractate import pk_data_source as tractate_pk_data_source
from data_sync.principal_page import get_word_tractate, get_video_tractate, get_live_stream, get_article, get_activity, \
    get_live_notice
from data_sync.principal_page import pk_data_source as  principal_pk_data_source
from talos.models.subscript_article import SubscriptArticle
from data_sync.subscript_article import pk_data_source as subscript_article_pk_data_source, \
    get_subscript_article
from live.models import LiveStream, LiveChannel, ZhiboConfig
from talos.models.topic.column import Article
from talos.models.topic.topic import Problem
from talos.models.topic.activity import Activity
from data_sync.doctor_tractate import pk_data_source as soft_article_pk_data_source
import logging

__type_info_map = None
__type_info_map = None


def get_type_info_map():
    global __type_info_map
    if __type_info_map is not None:
        return __type_info_map
    __type_info_map = {
        'question': TypeInfo(
            name='question',  # 问答
            type='question',
            model=Question,
            bulk_insert_chunk_size=50,
            round_insert_chunk_size=50,
            round_insert_period=12,
            logic_database_id=settings.HERA_READ_DB,
            batch_get_data_func=get_questions,
            pk_data_source=question_pk_data_source,
        ),
        'topic': TypeInfo(
            name='topic',  # 帖子
            type='problem',
            model=Problem,
            bulk_insert_chunk_size=500,
            round_insert_chunk_size=50,
            round_insert_period=12,
            batch_get_data_func=get_problems,
            pk_data_source=topic_pk_data_source,
            index_data_source=topic_index_data_source,
        ),
        'answer': TypeInfo(
            name="answer",
            type="answer",
            model=Answer,
            bulk_insert_chunk_size=500,
            round_insert_chunk_size=50,
            round_insert_period=12,
            batch_get_data_func=get_answers,
            pk_data_source=answer_pk_data_source
        ),
        'article': TypeInfo(
            name="article",
            type="article",
            model=Article,
            bulk_insert_chunk_size=500,
            round_insert_chunk_size=50,
            round_insert_period=12,
            batch_get_data_func=get_articles,
            pk_data_source=article_pk_data_source
        ),
        'subscript_article': TypeInfo(
            name="subscript_article",
            type="subscript_article",
            model=SubscriptArticle,
            bulk_insert_chunk_size=500,
            round_insert_chunk_size=50,
            round_insert_period=12,
            batch_get_data_func=get_subscript_article,
            pk_data_source=subscript_article_pk_data_source
        ),
        'qa_top': TypeInfo(
            name="qa_top",
            type="qa_top",
            model=AnswerTop,
            bulk_insert_chunk_size=500,
            round_insert_chunk_size=50,
            round_insert_period=12,
            batch_get_data_func=get_qa_tops,
            pk_data_source=qa_top_pk_data_source
        ),
        'tractate': TypeInfo(
            name="tractate",
            type="tractate",
            model=Tractate,
            bulk_insert_chunk_size=500,
            round_insert_chunk_size=50,
            round_insert_period=12,
            batch_get_data_func=get_tractate,
            pk_data_source=tractate_pk_data_source
        ),
        'live_stream': TypeInfo(
            name="live_stream",
            type="live_stream",
            model=LiveStream,
            bulk_insert_chunk_size=500,
            round_insert_chunk_size=50,
            round_insert_period=12,
            batch_get_data_func=get_live_stream,
            pk_data_source=principal_pk_data_source
        ),
        'live_notice': TypeInfo(
            name="live_notice",
            type="live_notice",
            model=ZhiboConfig,
            bulk_insert_chunk_size=500,
            round_insert_chunk_size=50,
            round_insert_period=12,
            batch_get_data_func=get_live_notice,
            pk_data_source=principal_pk_data_source
        ),
        'principal_activity': TypeInfo(
            name="principal_activity",
            type="principal_activity",
            model=Activity,
            bulk_insert_chunk_size=500,
            round_insert_chunk_size=50,
            round_insert_period=12,
            batch_get_data_func=get_activity,
            pk_data_source=principal_pk_data_source
        ),
        'principal_article': TypeInfo(
            name="principal_article",
            type="principal_article",
            model=Problem,
            bulk_insert_chunk_size=500,
            round_insert_chunk_size=50,
            round_insert_period=12,
            batch_get_data_func=get_article,
            pk_data_source=principal_pk_data_source
        ),
        'video_tractate': TypeInfo(
            name="video_tractate",
            type="video_tractate",
            model=SoftArticle,
            bulk_insert_chunk_size=500,
            round_insert_chunk_size=50,
            round_insert_period=12,
            batch_get_data_func=get_video_tractate,
            pk_data_source=principal_pk_data_source
        ),
        'word_tractate': TypeInfo(
            name="word_tractate",
            type="word_tractate",
            model=SoftArticle,
            bulk_insert_chunk_size=500,
            round_insert_chunk_size=50,
            round_insert_period=12,
            batch_get_data_func=get_word_tractate,
            pk_data_source=principal_pk_data_source
        ),
        'doctortractate': TypeInfo(
            name="doctortractate",
            type="doctortractate",
            model=SoftArticle,
            bulk_insert_chunk_size=500,
            round_insert_chunk_size=50,
            round_insert_period=12,
            batch_get_data_func=get_soft_article,
            pk_data_source=soft_article_pk_data_source
        ),
    }
    return __type_info_map


class TypeInfo(object):
    def __init__(
            self,
            name,
            type,
            model,
            bulk_insert_chunk_size,
            round_insert_chunk_size,
            round_insert_period,
            batch_get_data_func,
            pk_data_source,
            index_data_source=None,
            gm_mq_endpoint=None,
            logic_database_id=None
    ):
        self.name = name
        self.type = type
        self.model = model
        self.batch_get_data_func = batch_get_data_func
        self.pk_blacklist = ()
        self.bulk_insert_chunk_size = bulk_insert_chunk_size
        self.round_insert_chunk_size = round_insert_chunk_size
        self.round_insert_period = round_insert_period
        self.gm_mq_endpoint = gm_mq_endpoint
        self.logic_database_id = logic_database_id
        self.pk_data_source = pk_data_source
        self.index_data_source = index_data_source

    def elasticsearch_bulk_insert_data(self, index_prefix, data_list, es=None):

        index_type = self.type

        if self.type == 'principal_article' or self.type == 'principal_activity' \
                or self.type == 'live_notice' or self.type == 'live_stream' \
                or self.type == "word_tractate" or self.type == "video_tractate":
            index_type = 'principal'

        index = es_index_adapt(
            index_prefix=index_prefix,
            doc_type=index_type,
            rw='write',
        )
        bulk_actions = []
        if self.type == 'principal_article' or self.type == 'principal_activity' \
                or self.type == 'live_notice' or self.type == 'live_stream' \
                or self.type == "word_tractate" or self.type == "video_tractate":
            for data in data_list:
                bulk_actions.append({
                    '_op_type': 'index',
                    '_index': index,
                    '_type': index_type,
                    '_id': data['id'] + data["principal_type"] * 10000000,
                    '_source': data,
                })
        else:
            for data in data_list:
                bulk_actions.append({
                    '_op_type': 'index',
                    '_index': index,
                    '_type': self.type,
                    '_id': data['id'],
                    '_source': data,
                })

        if es is None:
            es = get_es_instance()

        es_result = None
        if bulk_actions:
            try:
                es_result = elasticsearch.helpers.bulk(client=es, actions=bulk_actions)
            except Exception as e:
                logging_exception()
                es_result = 'error'

        return es_result

    def insert_table_by_pk_list(self, index_prefix, pk_list, es=None):
        data_list = self.batch_get_data_func(pk_list)
        self.elasticsearch_bulk_insert_data(
            index_prefix=index_prefix,
            data_list=data_list,
            es=es,
        )
