#!/usr/bin/env python3
''' Python generator for MATSim plans. '''

import sys
import lxml.etree as etree
import plan_gen.plan_gen as pg

if __name__ == '__main__':

    # command line arguments
    if len(sys.argv) != 5:
        print('usage:', sys.argv[0], '<nb_persons> <input_network> <input_home_clusters> <input_work_clusters>')
        print('type "" if you don\'t want to use specific clusters')
        sys.exit(-1)
    NB_PERSONS = int(sys.argv[1])
    INPUT_NETWORK = sys.argv[2]
    INPUT_HOME_CLUSTERS = sys.argv[3].split(',')
    INPUT_WORK_CLUSTERS = sys.argv[4].split(',')

    # get data
    NODES = pg.read_nodes(INPUT_NETWORK)
    HOME_CLUSTERS = [pg.read_nodes(cluster) for cluster in INPUT_HOME_CLUSTERS]
    WORK_CLUSTERS = [pg.read_nodes(cluster) for cluster in INPUT_WORK_CLUSTERS]

    # make xml
    PERSONS = [pg.rand_person(NODES, HOME_CLUSTERS, WORK_CLUSTERS) for _ in range(NB_PERSONS)]
    PLANS = pg.make_plans(PERSONS)

    # print XML
    print('<?xml version="1.0" ?>')
    print('<!DOCTYPE plans SYSTEM "http://www.matsim.org/files/dtd/plans_v4.dtd">')
    print(etree.tostring(PLANS, pretty_print=True).decode('utf-8'))