import sys
import dropbox
from dropbox.files import WriteMode
from dropbox.exceptions import ApiError, AuthError

def uploadtodropbox(filetoupload='max2.jpg'):
    '''https://gist.github.com/Keshava11/d14db1e22765e8de2670b8976f3c7efb'''
    TOKEN = 'ENTER YOUR TOKEN HERE'
    #LOCALFILE = '/home/xroom/Pictures/max2.jpg'
    LOCALFILE = '/home/xroom/Pictures/' + filetoupload
    BACKUPPATH = '/' + filetoupload   # Keep the forward slash before destination filename
    # Check for an access token
    if (len(TOKEN) == 0):
        print("ERROR: Looks like you didn't add your access token.")
        print("Open up backup-and-restore-example.py in a text editor and paste in your token in line 14.")
        sys.exit()
    # Create an instance of a Dropbox class, which can make requests to the API.
    print("Creating a Dropbox object...")
    dbx = dropbox.Dropbox(TOKEN)
    # Check that the access token is valid
    try:
        dbx.users_get_current_account()
    except AuthError as err:
        sys.exit(
            "ERROR: Invalid access token; try re-generating an access token from the app console on the web.")
    try:
        ########## checkFileDetails()##############
        print("Checking file details")
        for entry in dbx.files_list_folder('').entries:
            print("File list is : ")
            print(entry.name)
    except Error as err:
        sys.exit("Error while checking file details")
    print("Creating backup...")
    ###########################################################################
    #################  Create a backup of the current settings file ###########
    ###########################################################################
    #  backup()
    #####################
    with open(LOCALFILE, 'rb') as f:
        # We use WriteMode=overwrite to make sure that the settings in the file
        # are changed on upload
        print("Uploading " + LOCALFILE + " to Dropbox as " + BACKUPPATH + "...")
        try:
            dbx.files_upload(f.read(), BACKUPPATH, mode=WriteMode('overwrite'))
        except ApiError as err:
            # This checks for the specific error where a user doesn't have enough Dropbox space quota to upload this file
            if (err.error.is_path() and err.error.get_path().error.is_insufficient_space()):
                sys.exit("ERROR: Cannot back up; insufficient space.")
            elif err.user_message_text:
                print(err.user_message_text)
                sys.exit()
            else:
                print(err)
                sys.exit()
    ###################### backup() end #######################################                
    print("Done!")

# Run this script independently
if __name__ == '__main__':
    uploadtodropbox()