1. rednet.open("right")
2. connected = 0
3. oid = 0
4. x = 0
5. y = 0
6. z = 0
7. rotation = 0
8.  
9. function Forward()
10.   while turtle.detect() do
11.     turtle.dig()
12.   end
13.   turtle.forward()
14.   while turtle.detectUp() do
15.     turtle.digUp()
16.   end
17.   while turtle.detectDown() do
18.     turtle.digDown()
19.   end
20.   if rotation == 0 then
21.     z = z - 1
22.   elseif rotation == 1 then
23.     x = x - 1
24.   elseif rotation == 2 then
25.     z = z + 1
26.   elseif rotation == 3 then
27.     x = x + 1
28.   end
29. end
30.  
31. function Left()
32.   turtle.turnLeft()
33.   if rotation < 3 then
34.      rotati + 1
35.   else
36.      rotati
37.   end
38. end
39.  
40. function Right()
41.   turtle.turnRight()
42.   if rotation > 0 then
43.     rotation = rotation - 1
44.   else
45.     rotation = 3
46.   end
47. end
48.  
49. function Backwards()
50.   turtle.back()
51.   if rotation == 0 then
52.     z = z + 1
53.   elseif rotation == 1 then
54.     x = x + 1
55.   elseif rotation == 2 then
56.     z = z - 1
57.   elseif rotation == 3 then
58.     x = x - 1
59.   end
60. end
61.  
62. function Up()
63. end
64.  
65. function Down()
66. end
67.  
68. function StartMine()
69.   distance = 0
70.   while true do
71.     distance = distance + 1
72.     if distance < 25 then
73.       Forward()
74.      elseif rotati 0 then
75.       Left()
76.       Forward()
77.       Left()
78.       distance = 0
79.      elseif rotati 2 then
80.       Right()
81.       Forward()
82.       Right()
83.       distance = 0
84.     end
85.     id, msg = rednet.receive(1)
86.     if id == oid and msg == "StopMine" then
87.       break
88.     end
89.   end
90. end
91.  
92. function Return()
93.   while true do
94.     if rotation > 0 then
95.       Right()
96.     else
97.       if z > 0 then
98.         Forward()
99.       elseif z < 0 then
100.         Left()
101.         Left()
102.         while z < 0 do
103.           Forward()
104.         end
105.       elseif x > 0 then
106.         while rotation ~= 1 do
107.           Left()
108.         end
109.         Forward()
110.       elseif x < 0 then
111.         while rotation ~= 3 do
112.           Left()
113.         end
114.         Forward()
115.         break
116.       end
117.     end
118.   end
119. end
120.  
121. while true do
122.    if c 0 then
123.     id, msg = rednet.receive()
124.     print("got msg: " .. msg)
125.     if msg == "Connect" then
126.       rednet.send(id, "kt")
127.       print("sent msg: kt")
128.       oid = id
129.       id, msg = rednet.receive()
130.       print("got msg: " .. msg)
131.       if id == oid then
132.          c
133.       end
134.     end
135.    elseif c 1 then
136.     id, msg = rednet.receive()
137.     print("got msg: " .. msg)
138.     if msg == "Mine" and id == oid then
139.       StartMine()
140.     elseif msg == "Return" and id == oid then
141.       Return()
142.     end
143.   end
144. end
145.  
146.  
147.