-
Notifications
You must be signed in to change notification settings - Fork 0
/
player.rb
180 lines (179 loc) · 4.28 KB
/
player.rb
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
require './utils'
class Player
def initialize(board,legalMoves,opponentLegalMoves)
@board=board
@king=findKing
@rooks=findRooks
@castleMoves=calculateCastleMoves(legalMoves,opponentLegalMoves)
@legalMoves=legalMoves+@castleMoves
@OpponentLegalMoves=opponentLegalMoves
@isInCheck=!Player.calculateAttacksOnTile(@king.getPiecePosition,@OpponentLegalMoves).empty?
end
def self.calculateAttacksOnTile(position,opponentMoves)
moves=Array.new
opponentMoves.each do |move|
if(position==move.getDestination)
moves.push(move)
end
end
moves
end
def filterMoves(legalMoves)
trueLegalMoves=Array.new
legalMoves.each do |move|
transitionBoard=move.execute
if(transitionBoard.getCurrentPlayer.getOpponent.getKing.getPiecePosition!=-1)
if(Player.calculateAttacksOnTile(transitionBoard.getCurrentPlayer.getOpponent.getKing.getPiecePosition, \
transitionBoard.getCurrentPlayer.getMoves).empty?)
trueLegalMoves.push(move)
end
end
end
trueLegalMoves
end
def getMoves
@legalMoves
end
def findKing
getLivePieces.each do |piece|
if(piece.isKing?())
return piece
end
end
King.new(-1,nil,false,false)
end
def findRooks
rooks=Array.new
getLivePieces.each do |piece|
if(piece.to_s=='r')
rooks.push(piece)
end
end
end
def getRooks
@rooks
end
def getKing
@king
end
def getLegalMoves
filterMoves(@legalMoves)
end
def isLegalMove(move)
@legalMoves.include? move
end
def isInCheck
@isInCheck
end
def isInCheckMate
(@isInCheck && !hasMoves)
end
def hasMoves
@legalMoves=filterMoves(@legalMoves)
end
def isInStaleMate
(!@isInCheck && !hasMoves)
end
def isCastled
end
def printMoves(string)
@legalMoves=filterMoves(@legalMoves)
count=0
c=0
@legalMoves.each do |move|
if(Utils.coordinateToString(move.getPiece.getPiecePosition)==string)
print "#{move}, "
count+=1
c+=1
if(c==15)
print "\n"
c=0
end
end
end
if(count==0)
puts "No moves from square #{string}"
else
print "\n"
end
end
def printLegalMoves
c=0
@legalMoves=filterMoves(@legalMoves)
@legalMoves.each do |move|
print "#{move}, "
c+=1
if(c==15)
print "\n"
c=0
end
end
print "\n"
end
def makeMove(move)
@legalMoves=filterMoves(@legalMoves)
if(isLegalMove(move))
return move.execute
end
end
def move(string)
@legalMoves=filterMoves(@legalMoves)
@legalMoves.each do |move|
if(move.to_s==string)
return makeMove(move)
end
end
"Invalid Move"
end
def isGameDone
(isInCheckMate||isTables)
end
def isTables
(isInStaleMate||deadPosition)
end
def deadPosition
if(whitePieces.length==1 and blackPieces.length==1)
return true
elsif(whitePieces.length==2 and blackPieces.length==1)
whitePieces.each do |piece|
if(piece.to_s=="b" || piece.to_s=='n')
return true
end
end
elsif(whitePieces.length==1 and blackPieces.length==2)
blackPieces.each do |piece|
if(piece.to_s=="b" || piece.to_s=='n')
return true
end
end
elsif(whitePieces.length==2 and blackPieces.length==2)
bishop1='none'
bishop2='none'
blackPieces.each do |piece|
if(piece.to_s=="b")
if((Utils.row(piece.getPiecePosition)%2)==(piece.getPiecePosition%2))
bishop1='black'
else
bishop1='white'
end
end
end
whitePieces.each do |piece|
if(piece.to_s=="b")
if((Utils.row(piece.getPiecePosition)%2)==(piece.getPiecePosition%2))
bishop2='black'
else
bishop2='white'
end
end
end
if(bishop1==bishop2 && bishop1!='none')
return true
end
end
false
end
end