# Copyright (C) 2020 Daniel Richardson richardson.daniel@hotmail.co.uk
#
# This file is part of stockTicker project for justinodunn.
#
# stockTicker can not be copied and/or distributed without the express
# permission of Daniel Richardson

from flask import Flask, render_template, request
from stockTicker import StockTicker
from werkzeug.utils import secure_filename
import os
import datetime
import threading
import csv
import pexpect
import time
import json
from multiprocessing import Process
from subprocess import Popen, PIPE
import numpy as np
#stock_ticker = StockTicker()
print('API CALLER NOT STARTED')
#api_caller = pexpect.spawn("sudo -E python3 api_caller.py")


command = 300
tickerList = 0
DelayTime = 20
LastCommand = ''
speedTime = 25

LOGO_FOLDER = 'logos/'
CSV_FOLDER = 'csv/new/'
ALLOWED_EXTENSIONS = {'csv', 'png'}

ticker = pexpect.spawn("sudo -E taskset -c 3 python3 stockTicker.py")
ticker.sendline('A') # run by default 


def allowed_file(filename):
    return '.' in filename and filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS

def process_file(path, filename):
    default_csv = csv.writer(open('csv/tickers.csv', 'w'))
    new_csv = csv.reader(open((path), 'r'))

    for row in new_csv:
        default_csv.writerow(row)

    
    

app = Flask(__name__)
@app.route("/", methods=['GET', 'POST'])
def index():
   global command
   all_features = ['Current Weather','Daily Forecast','News', 'Sports (Upcoming Games)','Sports (Past Games)','Sports (Live Games)',
                'Sports (Team Stats)','Custom Images', 'Custom GIFs', 'Custom Messages', 'Stocks', 'Crypto', 'Forex']
   
   currently_displaying = json.load(open('csv/display_settings.json', 'r'))
   not_displaying = [f for f in all_features if f not in currently_displaying]
   
   now = datetime.datetime.now()
   timeString = now.strftime("%Y-%m-%d %H:%M")
   logos_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'logos')
   LogoList = os.listdir(logos_path)
   
   stocks_settings = json.load(open('csv/stocks_settings.json', 'r'))
   crypto_settings = json.load(open('csv/crypto_settings.json', 'r'))
   forex_settings = json.load(open('csv/forex_settings.json', 'r'))
   current_weather= json.load(open('csv/current_weather.json', 'r'))
   daily_weather = json.load(open('csv/daily_weather.json', 'r'))
   news_settings = json.load(open('csv/news_settings.json', 'r'))
   upcoming_games = json.load(open('csv/upcoming_games.json', 'r'))
   live_games = json.load(open('csv/live_games.json', 'r'))
   past_games = json.load(open('csv/past_games.json', 'r'))
   team_stats = json.load(open('csv/league_tables.json', 'r'))
   image_settings = json.load(open('csv/image_settings.json', 'r'))
   GIF_settings = json.load(open('csv/GIF_settings.json', 'r'))
   
   
   templateData = {
        'currently_displaying': currently_displaying, 
        'not_displaying': not_displaying, 
        'stocks_settings': stocks_settings, 
        'crypto_settings': crypto_settings,
        'forex_settings': forex_settings,
        'current_weather': current_weather,
        'daily_weather': daily_weather,
        'news_settings': news_settings,
        'upcoming_games': upcoming_games,
        'past_games': past_games,
        'live_games': live_games,
        'team_stats': team_stats,
        'image_settings':image_settings,
        'GIF_settings':GIF_settings
      }
   return render_template('index.html', **templateData)

@app.route("/Runtime", methods=['POST'])
def Runtime():
 
    command = request.form['text']
   
    
    LastCommand = 'Change runtime'
    return index()

@app.route("/Delay", methods=['POST'])
def Delay():
    global DelayTime
    DelayTime = request.form['text']
   
    global LastCommand
    LastCommand = 'Change Delay'
    return index()

@app.route("/Speed", methods=['POST'])
def Speed():
    global speed
    speed = request.form['text']
    
    ticker.sendline(speed)
    
    f = open('csv/settings.csv', 'r')
    CSV = csv.reader(f)
    next(CSV)
    for line in CSV:
        _, brightness = line 
    f.close()
    
    f = open('csv/settings.csv', 'w+')
    f.write('speed,brightness\n')
    f.write(str(speed) + ',' + brightness)
    f.close()
    global LastCommand
    LastCommand = 'Change Speed'
    return index()
    
@app.route("/Brightness", methods=['POST'])
def Brightness():
    global brightness
    brightness = int(request.form['text'])-1

    ticker.sendline(str(brightness))
    
    f = open('csv/settings.csv', 'r')
    CSV = csv.reader(f)
    next(CSV)
    for line in CSV:
        speed, _ = line 
    f.close()
    
    f = open('csv/settings.csv', 'w+')
    f.write('speed,brightness\n')
    f.write(str(speed) + ',' + str(brightness))
    f.close()
    
    global LastCommand
    LastCommand = 'Change Brightness'
    return index()

@app.route("/DisplayText", methods=['POST'])
def DisplayText():
    text = request.form['text']
    f = open('csv/scroll_text.csv', 'w+')
    f.write(text)
    f.close()
    ticker.sendline('K')
    ticker.sendline('T')
    return index()
    
@app.route("/SetNews", methods=['POST'])
def SetNews():
    text = request.form['text']
    
    #args = ['q', 'sources', 'category', 'country']
    args = ['q', 'category', 'country']
    arg_dict = {}
    lst = text.split(',')
    
    
    try:
        for i, arg in enumerate(args):
            if len(lst[i])>0:
                arg_dict[arg] = lst[i]
                
        
       
        json.dump( arg_dict,  open( "csv/news_settings.json", 'w+' ))

    except Exception as e: 
        #reset settings
    
        f = open( "csv/news_settings.json", 'w+' )
        f.close()
    
    api_caller.sendline('R')
    
    return index()
    
@app.route("/SetWeather", methods=['POST'])
def SetWeather():
    text = request.form['text']
    
    #args = ['q', 'sources', 'category', 'country']

    f = open( "csv/weather_location.txt", 'w+' )
    f.write(text)
    f.close()
    api_caller.sendline('R')
    
    return index()
    
@app.route("/DisplayGIF", methods=['POST'])
def DisplayGIF():
    
    if request.method == 'POST':
        if 'file' not in request.files:
            print('No file attached in request')
            return hello()
        fle = request.files['file']
        if fle.filename == '':
            print('No file selected')
            return hello()
        if fle:
            
            filename = 'user_gif.gif'
            fle.save(os.path.join(os.path.dirname(os.path.abspath(__file__)),os.path.join('display_images', filename)))
            global LastCommand
            LastCommand = 'Add a new logo file' 
            ticker.sendline('K')       
            ticker.sendline('G')  
            return hello()
    return index()
    
@app.route("/DisplayImage", methods=['POST'])
def DisplayImage():
    
    if request.method == 'POST':
        if 'file' not in request.files:
            print('No file attached in request')
            return hello()
        fle = request.files['file']
        if fle.filename == '':
            print('No file selected')
            return hello()
        if fle:
            
            filename = 'user_image.ppm'
            fle.save(os.path.join(os.path.dirname(os.path.abspath(__file__)),os.path.join('display_images', filename)))
            global LastCommand
            LastCommand = 'Add a new logo file' 
            ticker.sendline('K')       
            ticker.sendline('I')  
            return hello()
    return index()
    
    
@app.route("/Ticker", methods=['POST'])
def Ticker():
    if request.method == 'POST':
        if 'file' not in request.files:
            print('No file attached in request')
            return hello()
        fle = request.files['file']
        if fle.filename == '':
            print('No file selected')
            return hello() 
        if fle and allowed_file(fle.filename):
            filename = secure_filename(fle.filename)
            fle.save(os.path.join(CSV_FOLDER, filename))
            process_file(os.path.join(CSV_FOLDER, filename), filename)
            global LastCommand
            LastCommand = 'Change CSV file'
            return hello()
    return index()

@app.route("/AddLogo", methods=['POST'])
def AddLogo():
    if request.method == 'POST':
        if 'file' not in request.files:
            print('No file attached in request')
            return hello()
        fle = request.files['file']
        if fle.filename == '':
            print('No file selected')
            return hello()
        if fle and allowed_file(fle.filename):
            filename = secure_filename(fle.filename)
            fle.save(os.path.join(LOGO_FOLDER, filename))
            global LastCommand
            LastCommand = 'Add a new logo file'          
            return hello()
    return index()

professional = False


@app.route("/start", methods = ['PUT', 'POST'])
def start():
    print(professional)
    data = str(request.data)
  
    all_settings = ['Stocks', 'Crypto', 'Forex', 'Current Weather', 'Daily Forecast', 'News', 'Sports (Upcoming Games)', 'Sports (Past Games)',
                    'Sports (Live Games)', 'Sports (Team Stats)', 'Custom Images', 'Custom GIFs', 'Custom Messages']
                    
    if professional:
        all_settings = ['Stocks', 'Crypto', 'Forex', 'Current Weather', 'News']
        
    
    positions = []
    display_settings = []
    
    for setting in all_settings:
        pos = data.find(setting)
        if pos != -1:
            if professional:
                setting += ' Prof'
            display_settings.append(setting)
            positions.append(pos)
            
    # sort settings by display 
    inds = np.argsort(positions)
    display_settings = np.array(display_settings)[inds]
    
    with open('csv/display_settings.json', 'w+') as f:
        json.dump(list(display_settings), f)
    
    ticker.sendline('K')

    ticker.sendline('A')
    return index()
    
@app.route("/display_format", methods = ['PUT', 'POST', 'GET'])
def display_format():
    global professional
    data = str(request.data)
    if "Standard" in data:
        professional = False
    elif "Professional" in data:
        professional = True
        
    print(professional)
    return index()
    
@app.route("/feature_settings", methods = ['PUT', 'POST', 'GET'])
def feature_settings():
    
    data = str(request.data.decode('utf-8'))
    
    input_settings = json.loads(data)
    print(input_settings)
    
    feature = input_settings['feature'] 
    if feature in ['Stocks', 'Crypto', 'Forex']:
        save_trade_settings(input_settings)
    elif feature in ['Current Weather', 'Daily Forecast']:
        save_weather_settings(input_settings)
    elif feature == 'News':
        save_news_settings(input_settings)
    elif 'Sports' in feature:
        save_sports_settings(input_settings)
        
    elif feature in ['Custom GIFs', 'Custom Images']:
        save_image_settings(input_settings)
        
    elif feature == 'Custom Messages':
        save_message_settings(input_settings)
        
    return index()

# saves files uploaded to the webpage for images and GIFs
@app.route("/upload", methods = ['PUT', 'POST', 'GET'])
def upload():
    
    
    try:

       
        images = request.files
        names = list(request.files.keys())
        for name in names:
            images[name].save('user_uploads/' +name)
    
 
    except Exception as e:
        print(e)
        
        
        
    return index()
    


def combine_dict(current_settings, input_symbols, current_key):
    # removes keys not in input from current_settings[current_key] and adds keys not in current from input 
    
    current_symbols = list(current_settings[current_key].keys())
    
    # add any stock that arent current in the settings
    for IS in input_symbols:
        if IS not in current_symbols:
            current_settings[current_key][IS] = -1
          
    # remove stocks not in settings
    for CS in current_symbols:
        if CS not in input_symbols:
            del current_settings[current_key][CS]
            
    return current_settings
    
def save_trade_settings(input_settings):
   
   
    filename = input_settings['feature'].lower() + '_settings.json'
    
    current_settings = json.load(open('csv/' + filename, 'r'))
    
    current_settings['speed'] = input_settings['speed'].lower()
    current_settings['animation'] = input_settings['animation'].lower()
    current_settings['percent'] = input_settings['percent']
    current_settings['point'] = input_settings['point']
    current_settings['logos'] = input_settings['logos']
    current_settings['chart'] = input_settings['chart']
    current_settings['title'] = input_settings['title']
    
    
    current_settings = combine_dict(current_settings, input_settings['symbols'], 'symbols')
    
    json.dump(current_settings, open('csv/' + filename, 'w+'))
    
def save_weather_settings(input_settings):
   
   
    filename = 'current_weather.json' if input_settings['feature'] == 'Current Weather' else 'daily_weather.json'
    
    current_settings = json.load(open('csv/' + filename, 'r'))
    
    current_settings['speed'] = input_settings['speed'].lower()
    current_settings['animation'] = input_settings['animation'].lower()
    current_settings['temp'] = input_settings['temp'].lower()
    current_settings['wind_speed'] = input_settings['wind_speed'].lower()
    current_settings['colour'] = input_settings['colour'].lower()
    current_settings['city_colour'] = input_settings['city_colour'].lower()
    current_settings['title'] = input_settings['title']
    
    if input_settings['feature'] == 'Daily Forecast':
        current_settings['current_weather'] = input_settings['current_weather']
    
    
    current_settings = combine_dict(current_settings, input_settings['locations'], 'locations')
            
    json.dump(current_settings, open('csv/' + filename, 'w+'))
    
def save_news_settings(input_settings):
    filename = 'news_settings.json' 
    
    current_settings = json.load(open('csv/' + filename, 'r'))
    
    current_settings['speed'] = input_settings['speed'].lower()
    current_settings['animation'] = input_settings['animation'].lower()
    current_settings['title'] = input_settings['title']
    current_settings['category'] = input_settings['category'].lower()
    current_settings['country'] = input_settings['country']
    
    
    current_settings['sources'] = list(set(current_settings['sources'] + input_settings['sources']))
    
    json.dump(current_settings, open('csv/' + filename, 'w+'))
    
def save_sports_settings(input_settings):
    
    feature = input_settings['feature']
    
    if feature == 'Sports (Upcoming Games)':
        filename = 'upcoming_games.json'
    elif feature == 'Sports (Past Games)':
        filename = 'past_games.json'
    elif feature == 'Sports (Live Games)':
        filename = 'live_games.json'
    elif feature == 'Sports (Team Stats)':
        filename = 'league_tables.json'
        
    current_settings = json.load(open('csv/' + filename, 'r'))
    
    current_settings['speed'] = input_settings['speed'].lower()
    current_settings['animation'] = input_settings['animation'].lower()
    current_settings['title'] = input_settings['title']
    current_settings['feature'] = input_settings['feature']
    
    current_settings = combine_dict(current_settings, input_settings['leagues'], 'leagues')
    
    json.dump(current_settings, open('csv/' + filename, 'w+'))
    
# for images and GIFs
def save_image_settings(input_settings):
    filename = 'image_settings.json' if input_settings['feature'] == 'Custom Images' else 'GIF_settings.json' 
    
    current_settings = input_settings
    
    current_settings['speed'] = input_settings['speed'].lower()
    current_settings['animation'] = input_settings['animation'].lower()
    current_settings['title'] = input_settings['title']
    
    del current_settings['feature']
    json.dump(current_settings, open('csv/' + filename, 'w+'))
    
def save_message_settings(input_settings):
    
    json.dump(input_settings, open('csv/message_settings.json', 'w+'))
    
@app.route("/stop")
def stop():
    print('stop')
    ticker.sendline('K')
    return index()

@app.route("/shutdown")
def shutdown():
    os.system("sudo shutdown now")
    return index()

@app.route("/matrix")
def matrix():
    
    if "Run Stocks" in request.form:
        ticker.sendline('K')
        ticker.sendline('S')
    elif "Run Crypto" in request.form:
        ticker.sendline('K')
        ticker.sendline('C')
        
    elif "Run Forex" in request.form:
        ticker.sendline('K')
        ticker.sendline('F')
        
    elif "Run News" in request.form:

        ticker.sendline('K')
        ticker.sendline('N')
        
    elif "Run Weather" in request.form:
      
        
        ticker.sendline('K')
        ticker.sendline('W')
        
    elif "Run Daily Weather" in request.form:
       
        ticker.sendline('K')
        ticker.sendline('D')
        
    elif "Past NHL" in request.form:
        ticker.sendline('K')
        ticker.sendline('P')
        
    elif "Future NHL" in request.form:
        ticker.sendline('K')
        ticker.sendline('l')
        
    elif "Live NHL" in request.form:
        ticker.sendline('K')
        ticker.sendline('L')
        
    elif "Premier league table" in request.form:
        
        ticker.sendline('K')
        ticker.sendline('t')
        
    elif "Professional" in request.form:
        
        ticker.sendline('K')
        ticker.sendline('b')
        
    elif "All" in request.form:
        
        ticker.sendline('K')
        ticker.sendline('A')
        
    elif "Multiple" in request.form:
        
        ticker.sendline('K')
        ticker.sendline('+')
        
    elif "Stop Display" in request.form:

        
        LastCommand = 'Stop display at next checkpoint'
        ticker.sendline('K')
        
    elif "Shutdown the pi" in request.form:
        
        try:
            os.system("sudo shutdown now")
        except:
            print("couldn't shutdown")
    return index()

if __name__ == "__main__":
    
    app.run(host='0.0.0.0', port=1024, debug=False) # the debuggger causes flickering 
        
   #sudo ./demo -D1 final.ppm -t 50 -m 25 --led-gpio-mapping=adafruit-hat --led-rows=32 --led-cols=256 --led-slowdown-gpio=4