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require 'openssl' | |
require 'awesome_print' | |
class TestRolls | |
def self.run(server_seed, client_seed, nonce) | |
rollcount = 0 | |
wlmap = { | |
wins: {}, | |
losses: {} | |
} | |
streakstate = 0 | |
losestreak = 0 | |
winstreak = 0 | |
won_last_roll = false | |
while nonce < 100000 do | |
data = "#{client_seed}-#{nonce}" | |
digest = OpenSSL::HMAC.hexdigest("SHA512", server_seed, data) | |
chunks = digest.chars.each_slice(5).map(&:join) | |
roll = 0 | |
chunks.each do |c| | |
roll = c.to_i(16) | |
break if roll < 999999 | |
end | |
roll_result = roll % 100000 | |
roll_nonce = nonce | |
if roll_result > 68764 | |
won_last_roll = false | |
if streakstate == -1 | |
losestreak = losestreak + 1 | |
else | |
losestreak = 0 | |
streakstate = -1 | |
end | |
else | |
if streakstate == 1 | |
won_last_roll = true | |
winstreak = winstreak + 1 | |
else | |
winstreak = 0 | |
streakstate = 1 | |
end | |
end | |
if winstreak != 0 | |
if wlmap[:wins].key?(winstreak) && | |
wlmap[:wins][winstreak] += 1 | |
elsif | |
wlmap[:wins][winstreak] = 1 | |
end | |
end | |
if losestreak != 0 | |
if wlmap[:losses].key?(losestreak) && | |
wlmap[:losses][losestreak] += 1 | |
elsif | |
wlmap[:losses][losestreak] = 1 | |
end | |
end | |
nonce = nonce + 1 | |
end | |
wlmap | |
end | |
end | |
wlmap = TestRolls.run("e65be50175f720f00427ab4923db68ac588b6cfec3d9ff61fa71947c1e9420ba", "quqnwnmoej", 0) | |
ap wlmap | |
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