#!/usr/bin/python

import json
import sys
import time
import argparse
import os
import logging

root = os.path.realpath(os.path.join(os.path.dirname(__file__), '..', '..'))
sys.path.append(os.path.join(root, 'src/server'))
import db_controller as dbc
from db_op import DBO_cypher_query
from rz_server import Config

rhizi_server_conf_filename = os.path.join(root, 'res', 'etc', 'rhizi-server.conf')

class Server(object):
    def __init__(self):
        cfg = Config.init_from_file(rhizi_server_conf_filename)
        self.db_ctl = dbc.DB_Controller(cfg)
        self.log = logging.getLogger('rhizi')
        self.log.addHandler(logging.StreamHandler())

    def run(self, statements):
        for statement in statements:
            print(repr(list(DBO_cypher_query([statement]))))

help = """Welcome to neo4j-cypher, a tool to submit cypher queries to neo4j
This tool follows the neo4j REST API and allows submitting queries from command
line or standard in without using neo4j-shell since that doesn't work on all machines.
It relies on curl right now although this could be replaced with straight python.
"""


def main(statements):
    server = Server()
    if len(statements) == 0:
        statements = [l.strip() for l in sys.stdin.readlines() if l.strip()[:2] != '//' and l.strip() != ""]
    print("----------------------------------------------------------------------")
    print "\n".join(statements)
    print("----------------------------------------------------------------------")
    results = server.run(statements)

if __name__ == '__main__':
    parser = argparse.ArgumentParser(description=help, add_help=True)
    parser.add_argument('--verbose', action='store_true', default=False)
    args, statements = parser.parse_known_args(sys.argv[1:])
    verbose = args.verbose
    main(statements)