import networkx as NX
import math as MT
import random as RD
import matplotlib

N = 100 # Number of Vertices (sensors)

minScope = 20
maxScope = 120

rangeX =(5,295)
rangeY =(5,295)

scopeRad = (minScope, maxScope)

# Node-ok, Scope-ok, Pozíciók
D = NX.DiGraph()

arrScope =[[]]
for i in range(1,N):
    x = float(RD.randrange(*rangeX))
    y = float(RD.randrange(*rangeY))
    positions = (x,y)
    rndRad = RD.randrange(*scopeRad)
    D.add_node(i, pos=(x,y))
    arrScope.append([i,rndRad])
    pos = NX.get_node_attributes(D,'pos')

for i in range(1,N):
    for j in range(1,N):
        x1,y1 = pos[i]
        x2,y2 = pos[j]
        if i != j:
            if (MT.sqrt(MT.pow((x2-x1),2)+MT.pow((y2-y1),2)))<=arrScope[i][1]:
                D.add_edge(i,j)



print(D.number_of_edges())

NX.draw(D, pos, with_labels=True)