# -*- coding: utf-8 -*-

from flask import Blueprint, Flask, request, flash, render_template, url_for, session, redirect, abort, make_response, flash, abort, send_file, send_from_directory
from werkzeug.utils import secure_filename
from markupsafe import escape
from PIL import Image
import time
import sqlite3
import os
from shutil import move
from tools.filesutils import getFileSizeMo

filesupload = Blueprint('filesupload', __name__, template_folder='templates')

app = Flask( 'pywallter' )
app.config.from_pyfile('config.py')


#### Variables ####################################################################################

DOSSIER_PERSO= app.config['DOSSIER_APP']+'/'
DOSSIER_PUBLIC= app.config['DOSSIER_PUBLIC']+'/'

extensionimg = app.config['EXT_IMG']
DATABASE = app.config['DATABASE']
BASE_URL= app.config['BASE_URL']
##################################################################################################


@filesupload.route( '/filesupload/', methods=['GET', 'POST'])
def uploadfiles():
    if 'username' in session :
       user = '%s'% escape(session['username'])
       if request.method == 'POST' :
           files = request.files.getlist('fic')
           for f in files :
               nom = secure_filename(f.filename)
               if os.path.isfile(DOSSIER_PERSO + user + '/files/' + nom) or os.path.isfile(DOSSIER_PERSO + user + '/images/' + nom):
                   flash(u'Un fichier avec le même nom existe déjà, merci de spécifier un autre nom de fichier', 'error')
               else:
                   file, ext = os.path.splitext(nom)
                   if ext in extensionimg :
                       f.save(DOSSIER_PERSO + user + '/images/' + nom)
                       image = DOSSIER_PERSO + user + '/images/' + nom
                       with Image.open(image) as img :
                           img.thumbnail((300,300))
                           img.save( DOSSIER_PERSO + user + '/images/thumbnails/' + nom )
                           TIME=time.strftime("%A %d %B %Y %H:%M:%S")
                           IP=request.environ['REMOTE_ADDR']
                           CLIENT_PLATFORM=request.headers.get('User-Agent')
                           log_file=os.path.join(DOSSIER_PERSO, user, "log.txt")
                           LOG=open(log_file, "a")
                           LOG.write (TIME + ' - ' + IP + ' - ' + user + ' - ' + CLIENT_PLATFORM + '\n' + '---> ' + nom + '\n')
                           LOG.close()
                           flash(u'Image envoyée et traitée avec succés', 'succes')
                   else:
                       f.save(DOSSIER_PERSO + user + '/files/' + nom)
                       TIME=time.strftime("%A %d %B %Y %H:%M:%S")
                       IP=request.environ['REMOTE_ADDR']
                       CLIENT_PLATFORM=request.headers.get('User-Agent')
                       LOG=open("log.txt", "a") # Ouvre fichier log.txt
                       LOG.write (TIME + ' - ' + IP + ' - ' + user + ' - ' + CLIENT_PLATFORM + '\n' + '---> ' + nom + '\n') # Écrit dans log
                       LOG.close() # Ferme log.txt
                       flash(u'Fichier envoyé avec succés', 'succes')
                       
           else:
               flash(u'Error : Vous avez oublié le fichier !', 'error')
               return redirect(url_for('filesupload.uploadfiles'))
       resp = make_response(render_template('up_up.html', section="Upload"))
       resp.set_cookie('username', session['username'])
       return resp
    else :
        return redirect(BASE_URL, code=401)


@filesupload.route('/view/')
def list():
    if 'username' in session :
        user = '%s'% escape(session['username'])
        files_public = os.listdir(DOSSIER_PUBLIC + user + '/files')
        files_private = os.listdir(DOSSIER_PERSO + user + '/files/')
        listFilesPublic = []
        listFilesPrivate = []
        nb_pv = 0
        if files_private:
            for fich in files_private:
                nb_pv += 1
                size = getFileSizeMo(DOSSIER_PERSO + user + '/files/' + fich) # size = taille des fichiers
                listFilesPrivate.append([nb_pv, fich, size]) # On implémente la listeFichiers avec le num le ficier et sa taille

        nb_pu = 0
        if files_public:
            for fich in files_public:
                nb_pu += 1
                size = getFileSizeMo(DOSSIER_PUBLIC + user + '/files/' + fich) # size = taille des fichiers
                listFilesPublic.append([nb_pu, fich, size])

        return render_template('up_list.html',
                               section="Files",
                               size=size,
                               username=user,
                               nb_pv=nb_pv,
                               nb_pu=nb_pu,
                               listFilesPrivate=listFilesPrivate,
                               listFilesPublic=listFilesPublic)
    
    else :
        return redirect(BASE_URL, code=401)

@filesupload.route('/myfiles/<username>/<filename>')
def myfiles(username, filename):
    if 'username' in session :
        user = '%s' % escape(session['username'])
        return send_from_directory(
            os.path.join(DOSSIER_PERSO, username, 'files'), filename )
    else :
        return redirect(BASE_URL, code=401)

@filesupload.route('/make_public/<filename>')
def move_public(filename):
    if 'username' in session:
        user = '%s' % escape(session['username'])
        src = os.path.join(DOSSIER_PERSO, user, 'files', filename)
        dst = os.path.join(DOSSIER_PUBLIC, user, 'files/')
        move (src, dst)
        return redirect(url_for('filesupload.list', _external=True))
    else:
        return redirect(BASE_URL, code=401)

@filesupload.route('/make_private/<filename>')
def move_private(filename):
    if 'username' in session:
        user = '%s' % escape(session['username'])
        src = os.path.join(DOSSIER_PUBLIC, user, 'files', filename)
        dst = os.path.join(DOSSIER_PERSO, user, 'files/')
        move (src, dst)
        return redirect(url_for('filesupload.list', _external=True))
    else:
        return redirect(BASE_URL, code=401)

    
@filesupload.route('/public/<username>/<filename>')
def publicfiles(username, filename):
    return send_from_directory(                                                                                 
            os.path.join(DOSSIER_PUBLIC, username, 'files'), filename )
    

@filesupload.route('/remove_privateFile/<filename>')
def remove_privateFile(filename):
    if 'username' in session :
        user = '%s' % escape(session['username'])
        filename = secure_filename(filename)
        try:
            os.remove(DOSSIER_PERSO + user + '/files/' + filename) # on le supprime
        except FileNotFoundError:
             flash(u'Fichier {filename} inexistant.'.format(filename=filename), 'error')
        return redirect(url_for('filesupload.list', _external=True))
    else :
       return redirect(BASE_URL, code=401)
   
@filesupload.route('/remove_privateImage/<filename>')
def remove_privateImage(filename):
    if 'username' in session :
        user = '%s' % escape(session['username'])
        filename = secure_filename(filename)    
        try:
            os.remove(DOSSIER_PERSO + user + '/images/thumbnails/' + filename) # on le supprime
            os.remove(DOSSIER_PERSO + user + '/images/' + filename) # on le supprime
        except FileNotFoundError:
            flash(u'Image {filename} inexistante.'.format(filename=filename), 'error')
        return redirect(url_for('gallery'))
              
    
@filesupload.route('/remove_publicFile/<filename>')
def remove_publicFile(filename):
    if 'username' in session :
        user = '%s' % escape(session['username'])
        filename = secure_filename(filename)
        try:
            os.remove(DOSSIER_PUBLIC + user + '/files/' + filename) # on le supprime
        except FileNotFoundError:
             flash(u'Fichier {filename} inexistant.'.format(filename=filename), 'error')
        return redirect(url_for('filesupload.list', _external=True))
    else :
       return redirect(BASE_URL, code=401)

@filesupload.route('/remove_publicImage/<filename>')
def remove_publicImage(filename):
    if 'username' in session :
        user = '%s' % escape(session['username'])
        filename = secure_filename(filename)    
        try:
            os.remove(DOSSIER_PUBLIC + user + '/images/thumbnails/' + filename) # on le supprime
            os.remove(DOSSIER_PUBLIC + user + '/images/' + filename) # on le supprime
        except FileNotFoundError:
            flash(u'Image {filename} inexistante.'.format(filename=filename), 'error')
        return redirect(url_for('gallery'))