From 82442689adb66ad3f46a52283bff097eb30ec2a9 Mon Sep 17 00:00:00 2001
From: Tor Andersson <tor@ccxvii.net>
Date: Sun, 24 Sep 2023 19:22:19 +0200
Subject: Allow entering reinforcements from both 1017 and 1018.

---
 rules.js | 32 +++++++++++++++++++++++++++-----
 1 file changed, 27 insertions(+), 5 deletions(-)

(limited to 'rules.js')

diff --git a/rules.js b/rules.js
index aed4003..ec186d4 100644
--- a/rules.js
+++ b/rules.js
@@ -182,6 +182,7 @@ const p2_corps = make_piece_list(p => p.side !== P1 && (p.type === "inf" || p.ty
 const p1_units = make_piece_list(p => p.side === P1 && (p.type === "inf" || p.type === "cav" || p.type === "det"))
 const p2_units = make_piece_list(p => p.side !== P1 && (p.type === "inf" || p.type === "cav" || p.type === "det"))
 const all_units = make_piece_list(p => (p.type === "inf" || p.type === "cav" || p.type === "det"))
+const all_corps = make_piece_list(p => (p.type === "inf" || p.type === "cav"))
 
 const anglo_det = make_piece_list(p => p.side === "Anglo" && p.type === "det")
 const prussian_cav = make_piece_list(p => p.side === "Prussian" && p.type === "cav")
@@ -1117,11 +1118,11 @@ function goto_movement_phase() {
 }
 
 function next_movement() {
-	clear_undo()
 	game.state = "movement"
 	game.who = -1
 
 	if (game.remain === 0) {
+		clear_undo()
 		set_next_player()
 	} else {
 		if (--game.remain === 0) {
@@ -1171,6 +1172,7 @@ function pass_movement() {
 }
 
 function end_movement() {
+	clear_undo()
 	if (game.turn <= 2)
 		delete game.french_moves
 	if (game.turn === 2)
@@ -1501,13 +1503,33 @@ function search_move(p) {
 	let x = piece_hex(p)
 	let m = piece_movement_allowance(p)
 	let u = 0
+
 	if (x === REINFORCEMENTS) {
-		x = find_reinforcement_hex(p)
-		u = 1
-		move_seen[x-1000] = 1
-		move_flip[x-1000] = 0
+		let xs = find_reinforcement_hex(p)
+		if (typeof xs === "number") {
+			x = xs
+			if (!hex_has_any_piece(x, all_corps)) {
+				u = 1
+				move_seen[x-1000] = 1
+				move_flip[x-1000] = 0
+				search_move_imp(p, m, 1, x)
+			}
+		} else {
+			for (x of xs) {
+				if (!hex_has_any_piece(x, all_corps)) {
+					u = 1
+					move_seen[x-1000] = 1
+					move_flip[x-1000] = 0
+					search_move_imp(p, m, 1, x)
+				}
+			}
+		}
+	} else {
+		search_move_imp(p, m, 0, x)
 	}
+}
 
+function search_move_imp(p, m, u, x) {
 	for (let hq of data.pieces[p].hq) {
 		let hq_hex = piece_hex(hq)
 		if (is_map_hex(hq_hex)) {
-- 
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