# File: vdata.py
# Author: Daniel Douglas, Claire Durand

from pm_app import app, bcrypt
from flask import request, Response, jsonify
from pm_app.models import User
from flask.ext.bcrypt import Bcrypt
from pm_app.interface import database
from flask_login import login_required, current_user

# Data fetch and post operations
@app.route('/data/', methods=['POST', 'GET'])
@login_required
def data():
    
    print 'HEADERS::\n', request.headers

    # If the request method is GET..
    #
    if request.method == 'GET':
        
        # Print the key/value data in the database
        #
        return jsonify(database.data('users'))

    # If the request method is POST
    #
    else:
        
        # Add the key/values in request to the database
        #
        name = request.headers.get('Username')
        password = request.headers.get('Password')
        
        # If both fields are present in the request,
        # add the user information to the database
        #
        if (name and password):
            # Encrypt password
            #
            password = bcrypt.generate_password_hash(password)
            return database.post(name,password)
        else:
            # Raise error code 400=BAD REQUEST
            #
            return Response(response="Required Field's Empty\n", status=400)


# Fetch a single users' information
@app.route('/data/<username>/', methods=['GET', 'POST'])
@login_required
def fetch_user(username):
    print 'FETCHING USER'

    # Pull up user info
    #
    profile = database.user_info(username)
    print profile
    return jsonify(profile)


# Update user information
@app.route('/data/update/', methods=['POST'])
@login_required
def update_info():
    
    # Pull the data to be updated from the request headers
    #
    update_data = request.get_json()
    print update_data,'\n'

    return database.update_field(current_user.id, update_data)


# Delete user instance
@app.route('/data/rm/', methods=['POST'])
@login_required
def rm_instance():
    
    # Get user name of the user to eliminate
    #
    user_rm = request.headers.get("Username")
    database.rm_user(user_rm)
    return Response(response="User was removed.\n", status=200)