Fix sea retreat limit when both players can retreat by sea.

1 files changed, 5 insertions, 3 deletions

diff --git a/rules.js b/rules.js
index fb7e342..56e0ff2 100644
--- a/rules.js
+++ b/rules.js
@@ -35,6 +35,8 @@ const BOTH = "Both"
 const CAESAR = "Caesar"
 const POMPEIUS = "Pompeius"
 
+const PLAYER_MASK = { Caesar: 1, Pompeius: 2 }
+
 const B_CAESAR = find_block("Caesar")
 const B_POMPEIUS = find_block("Pompeius")
 const B_CLEOPATRA = find_block("Cleopatra")
@@ -238,7 +240,7 @@ function deal_cards(deck, n) {
 
 function reset_road_limits() {
 	game.sea_moved = []
-	game.sea_retreated = false
+	game.sea_retreated = 0
 	game.limits = []
 }
 
@@ -700,7 +702,7 @@ function can_block_continue(b, last_from) {
 }
 
 function can_sea_retreat(who, _from, to) {
-	if (game.sea_retreated)
+	if (game.sea_retreated & PLAYER_MASK[game.active])
 		return false
 	if (BLOCKS[who].type === "navis")
 		return false
@@ -2299,7 +2301,7 @@ states.retreat = {
 		if (is_sea(to) && !is_navis(game.who)) {
 			push_undo()
 			move_to(game.who, from, to)
-			game.sea_retreated = true
+			game.sea_retreated |= PLAYER_MASK[game.active]
 			game.state = "sea_retreat"
 		} else {
 			move_to(game.who, from, to)