wip fix allowed moves infinite loop
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parent
38100a61b2
commit
2a67996453
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@ -33,6 +33,13 @@ pub enum MoveError {
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MustPlayStrongerDie,
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}
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#[derive(std::cmp::PartialEq, Debug)]
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pub enum TricTracRule {
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ExitRule,
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MustFillQuarterRule,
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CornerRule,
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}
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/// MoveRules always consider that the current player is White
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/// You must use 'mirror' functions on board & CheckerMoves if player is Black
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#[derive(Default)]
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@ -62,12 +69,16 @@ impl MoveRules {
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}
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}
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pub fn moves_follow_rules(&self, moves: &(CheckerMove, CheckerMove)) -> bool {
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pub fn moves_follow_rules(
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&self,
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moves: &(CheckerMove, CheckerMove),
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ignored_rules: Vec<TricTracRule>,
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) -> bool {
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// Check moves possibles on the board
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// Check moves conforms to the dice
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// Check move is allowed by the rules (to desactivate when playing with schools)
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self.moves_possible(moves) && self.moves_follows_dices(moves) && {
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let is_allowed = self.moves_allowed(moves);
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let is_allowed = self.moves_allowed(moves, ignored_rules);
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if is_allowed.is_err() {
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info!("Move not allowed : {:?}", is_allowed.unwrap_err());
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false
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@ -165,7 +176,11 @@ impl MoveRules {
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}
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/// ---- moves_allowed : Third of three checks for moves
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pub fn moves_allowed(&self, moves: &(CheckerMove, CheckerMove)) -> Result<(), MoveError> {
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pub fn moves_allowed(
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&self,
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moves: &(CheckerMove, CheckerMove),
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ignored_rules: Vec<TricTracRule>,
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) -> Result<(), MoveError> {
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self.check_corner_rules(moves)?;
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if self.is_move_by_puissance(moves) {
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@ -197,7 +212,9 @@ impl MoveRules {
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}
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// check exit rules
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self.check_exit_rules(moves)?;
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if !ignored_rules.contains(&TricTracRule::ExitRule) {
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self.check_exit_rules(moves)?;
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}
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// --- interdit de jouer dans un cadran que l'adversaire peut encore remplir ----
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let farthest = cmp::max(moves.0.get_to(), moves.1.get_to());
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@ -267,49 +284,50 @@ impl MoveRules {
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}
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// toutes les sorties directes sont autorisées, ainsi que les nombres défaillants
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let possible_moves_sequences = self.get_possible_moves_sequences(false);
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if !possible_moves_sequences.contains(moves) {
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// À ce stade au moins un des déplacements concerne un nombre en excédant
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// - si d'autres séquences de mouvements sans nombre en excédant étaient possibles, on
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// refuse cette séquence
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if !possible_moves_sequences.is_empty() {
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return Err(MoveError::ExitByEffectPossible);
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}
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let possible_moves_sequences_without_excedent = self.get_possible_moves_sequences(false);
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if possible_moves_sequences_without_excedent.contains(moves) {
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return Ok(());
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}
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// À ce stade au moins un des déplacements concerne un nombre en excédant
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// - si d'autres séquences de mouvements sans nombre en excédant sont possibles, on
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// refuse cette séquence
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if !possible_moves_sequences_without_excedent.is_empty() {
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return Err(MoveError::ExitByEffectPossible);
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}
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// - la dame choisie doit être la plus éloignée de la sortie
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let mut checkers = self.board.get_color_fields(Color::White);
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checkers.sort_by(|a, b| b.0.cmp(&a.0));
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let mut farthest = 24;
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let mut next_farthest = 24;
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let mut has_two_checkers = false;
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if let Some((field, count)) = checkers.first() {
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farthest = *field;
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if *count > 1 {
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next_farthest = *field;
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has_two_checkers = true;
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} else if let Some((field, _count)) = checkers.get(1) {
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next_farthest = *field;
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has_two_checkers = true;
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// - la dame choisie doit être la plus éloignée de la sortie
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let mut checkers = self.board.get_color_fields(Color::White);
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checkers.sort_by(|a, b| b.0.cmp(&a.0));
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let mut farthest = 24;
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let mut next_farthest = 24;
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let mut has_two_checkers = false;
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if let Some((field, count)) = checkers.first() {
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farthest = *field;
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if *count > 1 {
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next_farthest = *field;
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has_two_checkers = true;
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} else if let Some((field, _count)) = checkers.get(1) {
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next_farthest = *field;
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has_two_checkers = true;
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}
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}
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// s'il reste au moins deux dames, on vérifie que les plus éloignées soint choisies
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if has_two_checkers {
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if moves.0.get_to() == 0 && moves.1.get_to() == 0 {
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// Deux coups sortants en excédant
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if cmp::max(moves.0.get_from(), moves.1.get_from()) > next_farthest {
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return Err(MoveError::ExitNotFasthest);
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}
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}
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// s'il reste au moins deux dames, on vérifie que les plus éloignées soint choisies
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if has_two_checkers {
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if moves.0.get_to() == 0 && moves.1.get_to() == 0 {
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// Deux coups sortants en excédant
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if cmp::max(moves.0.get_from(), moves.1.get_from()) > next_farthest {
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return Err(MoveError::ExitNotFasthest);
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}
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} else {
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// Un seul coup sortant en excédant le coup sortant doit concerner la plus éloignée du bord
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let exit_move_field = if moves.0.get_to() == 0 {
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moves.0.get_from()
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} else {
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// Un seul coup sortant en excédant le coup sortant doit concerner la plus éloignée du bord
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let exit_move_field = if moves.0.get_to() == 0 {
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moves.0.get_from()
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} else {
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moves.1.get_from()
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};
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if exit_move_field != farthest {
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return Err(MoveError::ExitNotFasthest);
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}
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moves.1.get_from()
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};
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if exit_move_field != farthest {
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return Err(MoveError::ExitNotFasthest);
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}
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}
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}
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