#!/usr/bin/env python
# You may redistribute this program and/or modify it under the terms of
# the GNU General Public License as published by the Free Software Foundation,
# either version 3 of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import cjdnsadmin.adminTools as at
import cjdnsadmin.graphMaker as gm
import networkx as nx
import numpy as np

cjdns=at.connect()

root=at.whoami(cjdns)
root=root['IP']

G=gm.makeGraph()
path=nx.single_source_dijkstra(G,root[-4:])
degrees=G.degree()
hops=np.array([path[0][key] for key in path[0].keys()])
deg=np.array([degrees[key] for key in degrees.keys()])
mean_d=deg.mean()
std_d=deg.std()
mean_h=hops.mean()
std_h=hops.std()
print '==================Graph Stats=================='
print 'Number of Nodes: ',len(G.nodes())
print 'Number of Edges: ',len(G.edges())
print 'Maximum Shortest Path Length: ',str(hops.max())
print 'Average Shortest Path Length: ',str(mean_h)[0:5], u'\u00B1',str(std_h)[0:5]
print 'Maximum Number of Connections: ',str(deg.max())
print 'Average Number of Connections: ',str(mean_d)[0:5], u'\u00B1',str(std_d)[0:5]