48 lines
1.0 KiB
Go
48 lines
1.0 KiB
Go
package server
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import (
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"errors"
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"strings"
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)
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type chessMove struct {
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realMove bool
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startSquare chessCoordinate
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endSquare chessCoordinate
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}
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type chessCoordinate struct {
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col int
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row int
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}
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func parseMove(received string) (*chessMove, error) {
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var move chessMove
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splitReceived := strings.Split(received, " ")
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if len(splitReceived) != 3 {
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return nil, errors.New("invalid move command")
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}
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realMoveString := splitReceived[0]
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startSquareString := splitReceived[1]
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endSquareString := splitReceived[2]
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if strings.Compare(realMoveString, "mv") == 0 {
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move.realMove = true
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} else if strings.Compare(realMoveString, "pc") == 0 {
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move.realMove = false
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} else {
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return nil, errors.New("NEITHER MV OR PC RECEIVED AS FIRST BYTES")
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}
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move.startSquare.col = int(([]rune(startSquareString)[0] - '0'))
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move.startSquare.row = int(([]rune(startSquareString)[1] - '0'))
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move.endSquare.col = int(([]rune(endSquareString)[0] - '0'))
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move.endSquare.row = int(([]rune(endSquareString)[1] - '0'))
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return &move, nil
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}
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