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import os
import pandas as pd

from flask import Flask, jsonify, request, render_template

import spacy
from spacy import displacy

# ๋ชจ๋ธ์„ ์ ์šฉ์‹œํ‚ค๋Š” ํŒŒ์ผ
from modules.inference import Tk_instruct

# Stocks Data
from dataset_creation.nasdaq_data import get_list, get_data


# Flask Object ์ƒ์„ฑ
# __name__์€ ํ˜„์žฌ ์‹คํ–‰ ์ค‘์ธ ๋ชจ๋“ˆ ์ด๋ฆ„์„ ์ „๋‹ฌํ•˜๋Š” ๊ฒƒ์ด๋‹ค.
app = Flask(__name__)


# def stocks() ์‚ฌ์šฉ & News Data
# Pandas DataFrame : ticker, name, sector, industry, diff, open, close, date
demo_dic = get_list()





##### Home #####
@app.route('/')
def home_page():
    website_description_box = 'This website analyzes stock market news and provides answers to questions related to news articles.'
    return render_template('index.html', embed=website_description_box)# html์„ ๋ถˆ๋Ÿฌ์˜ฌ ๋•Œ,



##### Data fetch #####

# Show Ticker's Table
@app.route('/stocks', methods=['GET', 'POST'])
def stocks():
    result = demo_dic.to_dict() # dictionary ํ˜•ํƒœ๋กœ ๋ณ€ํ™˜
    return jsonify(result=result)





################################################################################################


# {ticker1: [{๋‚ ์งœ1: [์ œ๋ชฉ1, ์ œ๋ชฉ2, ...]}, {๋‚ ์งœ2: [์ œ๋ชฉ3, ์ œ๋ชฉ4, ...]}, ...], ticker2: [{๋‚ ์งœ3: [์ œ๋ชฉ5, ์ œ๋ชฉ6, ...]}, {๋‚ ์งœ4: [์ œ๋ชฉ7, ์ œ๋ชฉ8, ...]}, ...], ... }
ticker_dic = dict.fromkeys(demo_dic.ticker, []) # ticker1: [{๋‚ ์งœ1: [์ œ๋ชฉ1, ์ œ๋ชฉ2, ...]}



dir = './news'
if not os.path.exists(dir):
    raise NotImplementedError("Not exists News Data") # ์˜ค๋ฅ˜ ๊ฐ•์ œ ๋ฐœ์ƒ

# News Data List ๊ฐ€์ ธ์˜ค๊ธฐ
for key in os.listdir(dir):
    if key not in ticker_dic.keys():
        raise NotImplementedError("Not exists Ticker") # ์˜ค๋ฅ˜ ๊ฐ•์ œ ๋ฐœ์ƒ

    dir2 = os.path.join(dir, key)
    ticker_dic[key] = dict.fromkeys(os.listdir(dir2), []) # ๋‚ ์งœ1: [์ œ๋ชฉ1, ์ œ๋ชฉ2, ...]

    for date in os.listdir(dir2):
        dir3 = os.path.join(dir2, date)
        title_list = [title for title in os.listdir(dir3)]

        # ํ•ด๋‹น ๋‚ ์งœ์— News๊ฐ€ ์—†์„ ์ˆ˜๋„ ์žˆ์Œ
        if len(title_list) != 0:
            ticker_dic[key][date] = title_list # [์ œ๋ชฉ1, ์ œ๋ชฉ2, ...]
        else:
            ticker_dic[key].pop(date)



# Show Ticker's Data
@app.route('/chart', methods=['GET', 'POST'])
def chart():
    print("Start /chart ")

    # Javascript ์—์„œ ๋ฐ›์€ ๋ฉ”์‹œ์ง€
    ticker = request.args.get('ticker')
    
    # Implement Module
    chart_data = get_data(tickers=[ticker], numOfDay=60)[0]

    # ๋‚ ์งœ ํ˜•์‹ ๋ฐ”๊พธ๊ธฐ
    chart_data.index = [k.strftime("%Y-%m-%d") for k in chart_data.index]

    chart_data = chart_data.to_dict()


    ################

    news_dir = os.path.join('./news', ticker)

    # ํ•ด๋‹น Ticker์˜ ๋‚ ์งœ๋ณ„ ๋‰ด์Šค ์ œ๋ชฉ์„ ๊ฐ€์ ธ์˜จ๋‹ค.
    article_news_dict = {}
    for key in os.listdir(news_dir):
        title_list = os.listdir(os.path.join(news_dir, key))
        if len(title_list) != 0:
            article_news_dict[key] = os.listdir(os.path.join(news_dir, key))

    # ์ตœ๊ทผ ๋‰ด์Šค๋ถ€ํ„ฐ ๋ณด์ด๊ฒŒ (์ •๋ ฌ)
    news_articles = {}
    for key, value in sorted(article_news_dict.items(), reverse=True):
        news_articles[key] = value


    return jsonify(chart_data=chart_data, news_articles=news_articles)





################################################################################################

# 1. ๊ธฐ๋ณธ url
# 2. ์ฟผ๋ฆฌ ์ŠคํŠธ๋ง์ด ์กด์žฌํ•˜๋Š” url
#       : request.args.get('๋ณ€์ˆ˜์ด๋ฆ„')์„ ์‚ฌ์šฉํ•˜์—ฌ /user?๋ณ€์ˆ˜=๊ฐ’&๋ณ€์ˆ˜=๊ฐ’&...์—์„œ ์›ํ•˜๋Š” ๋ณ€์ˆ˜์˜ ๊ฐ’์„ ์–ป์„ ์ˆ˜ ์žˆ๋‹ค.
# 3. clean URL



# Show Ticker's Title and News's Title
@app.route('/info_and_newsNER', methods=['GET', 'POST'])
def news_info_ner():
    # Javascript ์—์„œ ๋ฐ›์€ ๋ฉ”์‹œ์ง€
    ticker = request.args.get('ticker')
    date = request.args.get('date')
    title = request.args.get('title')
    andSymbolInTitle = request.args.get('andSymbolInTitle')

    print(ticker, date, title, andSymbolInTitle)

    # Title ์—์„œ '&'๋กœ ํ‘œ์‹œ๋˜์–ด ์žˆ๋Š”๋ฐ ๋”ฐ๋กœ ๊ตฌ๋ณ„ํ•ด์•ผ ๋œ๋‹ค.
    # andSymbolInTitle ์—์„œ ๊ฐ€์ ธ์˜จ '&' ์œ„์น˜ index๋ฅผ title๊ณผ ํ•ฉ์ณ์ค€๋‹ค.
    if andSymbolInTitle != '':
        andSymbolInTitle = andSymbolInTitle.split(',')
        for i in range(len(andSymbolInTitle)): # String -> int
            andSymbolInTitle[i] = int(andSymbolInTitle[i])
        for idx in andSymbolInTitle:
            title = title[0:idx] + '&' + title[idx:len(title)]



    # ํ•ด๋‹น Ticker, Date, Title์˜ URL์„ ๊ฐ€์ ธ์˜ค๊ธฐ
    url_dir = "dataset_creation/save_news_url.tsv"

    if not os.path.exists(url_dir):
        raise NotImplementedError("Not exists {} directory", url_dir)
    else:
        df = pd.read_csv(url_dir, sep='\t', index_col=0)
    
    filt = (df['ticker'] == ticker) & (df['date'] == date) & (df['title'] == title)
    url = list(df.loc[filt, 'url'].values)

    if len(url) != 1:
        from IPython import embed; embed()
        raise NotImplementedError("There exists many URL or empty")
    else:
        url = url[0]



    #######################################################

    # ๋‰ด์Šค ๋ฐ์ดํ„ฐ ์œ„์น˜ ์ฐพ๊ธฐ ( in directory )
    dir = os.path.join('./news', ticker, date, title+'.txt')
    f = open(dir, 'r')
    news_data = f.read()


    # NER
    nlp = spacy.load("en_core_web_sm")
    doc = nlp(news_data) # News Data Analysis


    # ํ•„์š”์—†๋Š” ์šฉ์–ด๋“ค ๋ฒ„๋ฆฌ๊ธฐ
    print("=====================================================================")

    ents = {'text': [], 'start_char': [], 'end_char': [], 'label_': []}
    for ent in doc.ents:
        # print(ent.text, ent.start_char, ent.end_char, ent.label_)

        # ๋ฒ„๋ฆฌ๋Š” ์šฉ์–ด๋“ค
        if ent.label_ == 'DATE':
            continue
        if ent.label_ == 'TIME':
            continue
        if ent.label_ == 'CARDINAL':
            continue
        if ent.label_ == 'MONEY':
            continue
        if ent.label_ == 'PERCENT':
            continue
        if ent.label_ == 'ORDINAL':
            continue
        if ent.label_ == 'PRODUCT':
            continue
            

        print(ent.text, ent.start_char, ent.end_char, ent.label_)

        ents['text'].append(ent.text)
        ents['start_char'].append(ent.start_char)
        ents['end_char'].append(ent.end_char)
        ents['label_'].append(ent.label_)

    print("=====================================================================")

    ents['news'] = news_data

    # ents = {'text': [], 'start_char': [], 'end_char': [], 'label_': [], 'news': []}

    print("ents : ", ents)

    return jsonify(ticker=ticker, date=date, title=title, url=url, ents=ents)
    # return render_template('news.html', embed1=example_embed1, embed2=example_embed2, embed3=example_embed3, embed4=example_embed4)








@app.route('/newsQuestions', methods=['GET', 'POST'])
def newsQuestions():
    # Javascript ์—์„œ ๋ฐ›์€ ๋ฉ”์‹œ์ง€
    ticker = request.args.get('ticker')
    date = request.args.get('date')
    title = request.args.get('title')
    andSymbolInTitle = request.args.get('andSymbolInTitle')
    questions = request.args.get('questions')



    # Title ์—์„œ '&'๋กœ ํ‘œ์‹œ๋˜์–ด ์žˆ๋Š”๋ฐ ๋”ฐ๋กœ ๊ตฌ๋ณ„ํ•ด์•ผ ๋œ๋‹ค.
    # andSymbolInTitle ์—์„œ ๊ฐ€์ ธ์˜จ '&' ์œ„์น˜ index๋ฅผ title๊ณผ ํ•ฉ์ณ์ค€๋‹ค.
    if andSymbolInTitle != '':
        andSymbolInTitle = andSymbolInTitle.split(',')
        for i in range(len(andSymbolInTitle)): # String -> int
            andSymbolInTitle[i] = int(andSymbolInTitle[i])
        for idx in andSymbolInTitle:
            title = title[0:idx] + '&' + title[idx:len(title)]



    # ๋‰ด์Šค ๋ฐ์ดํ„ฐ ์œ„์น˜ ์ฐพ๊ธฐ ( in directory )
    dir = os.path.join('./news', ticker, date, title+'.txt')

    # ๋‰ด์Šซ ๋ฐ์ดํ„ฐ ๊ฐ€์ ธ์˜ค๊ธฐ
    f = open(dir, 'r')
    text = f.read()
    f.close()

    # ๋ชจ๋ธ ์ ์šฉ
    answer = Tk_instruct(text, questions)

    result = {}
    result['answer'] = answer

    return jsonify(result=result)



# Terminal : Flask : ์ˆ˜์ •ํ•˜๋ฉด ํ„ฐ๋ฏธ๋„ ์žฌ์‹คํ–‰
# Elements : HTML : ์ˆ˜์ •ํ•˜๋ฉด ํ„ฐ๋ฏธ๋„ ์žฌ์‹คํ–‰
# Console : javascript : ์‚ฌ์ดํŠธ ๋™๊ธฐํ™”
# Sources : File : ์‚ฌ์ดํŠธ ๋™๊ธฐํ™”
# CSS : ์‚ฌ์ดํŠธ ๋™๊ธฐํ™”



if __name__ == "__main__":
    # run app
    # host : ๋ชจ๋“  IP์— ๋Œ€ํ•ด ์ ‘๊ทผ ํ—ˆ์šฉ, ( Default. localhost = 127.0.0.1 )
    # port : ์ ‘์†์‹œ open๋  http port, ( Default. port = 5000 )
    app.run(host='0.0.0.0', port='7860') #http://0.0.0.0:5001
    # app.run(debug=True) #http://0.0.0.0:5001