From 57d47cdfd2521cd0ee6aad035951a4500b19f830 Mon Sep 17 00:00:00 2001
From: Tor Andersson <tor@ccxvii.net>
Date: Sun, 4 Sep 2022 00:54:47 +0200
Subject: Streamline unit buildup and redeployment.

---
 rules.js | 62 +++++++++++++++++++++++++++++++++-----------------------------
 1 file changed, 33 insertions(+), 29 deletions(-)

(limited to 'rules.js')

diff --git a/rules.js b/rules.js
index d9e0d52..7af9c7e 100644
--- a/rules.js
+++ b/rules.js
@@ -5800,16 +5800,13 @@ function gen_spending_bps() {
 	let from = unit_hex(who)
 
 	// Receive replacement in base
-	if (from === base) {
-		if (unit_lost_steps(who) > 0 && bps >= replacement_cost(who))
+	if (from === base && unit_lost_steps(who) > 0) {
+		if (bps >= replacement_cost(who))
 			view.actions.replacement = 1
 		else
 			view.actions.replacement = 0
 	}
 
-	// Quick deselect
-	gen_action_hex(from)
-
 	if (can_redeploy_from(from)) {
 		search_redeploy(from)
 
@@ -5854,20 +5851,19 @@ states.spending_bps = {
 	inactive: "buildup",
 	prompt() {
 		view.prompt = `Buildup: Spend buildup points (${available_bps()} remain).`
+		let bps = available_bps()
+		for_each_friendly_unit_on_map(u => {
+			if (is_unit_undisrupted(u))
+				gen_action_unit(u)
+		})
 		if (game.selected < 0) {
-			let bps = available_bps()
+			if (game.month >= 11 && has_friendly_unit_in_raw_hex(MALTA))
+				gen_action_hex(MALTA)
 			if (count_secret_minefields() >= 2 || bps >= 15)
 				gen_action('minefield')
 			if (bps >= 10)
 				gen_action('extra_supply_card')
-			for_each_friendly_unit_on_map(u => {
-				if (is_unit_undisrupted(u))
-					gen_action_unit(u)
-			})
-			if (game.month >= 11 && has_friendly_unit_in_raw_hex(MALTA))
-				gen_action_hex(MALTA)
 		} else {
-			gen_action_unit(game.selected)
 			gen_spending_bps()
 		}
 		gen_action('end_buildup')
@@ -5878,10 +5874,18 @@ states.spending_bps = {
 			game.selected = who
 			game.buildup.changed = 0
 		} else {
-			if (!game.buildup.changed)
-				pop_undo()
-			else
+			if (who === game.selected) {
+				if (!game.buildup.changed)
+					pop_undo()
+				else
+					game.selected = -1
+			} else {
 				game.selected = -1
+				if (game.buildup.changed)
+					push_undo()
+				game.selected = who
+				game.buildup.changed = 0
+			}
 		}
 	},
 	extra_supply_card() {
@@ -5956,24 +5960,24 @@ states.spending_bps = {
 		}
 	},
 	end_buildup() {
-		game.selected = -1
-		clear_undo()
-
-		print_buildup_summary()
-
-		let n = available_bps()
-		if (n > 20) {
-			log(`Lost ${n - 20} unspent BPs.`)
-			pay_bps(n - 20)
-		}
-
-		log(`Saved ${available_bps()} BPs.`)
-
 		end_buildup_spending()
 	}
 }
 
 function end_buildup_spending() {
+	game.selected = -1
+	clear_undo()
+
+	print_buildup_summary()
+
+	let n = available_bps()
+	if (n > 20) {
+		log(`Lost ${n - 20} unspent BPs.`)
+		pay_bps(n - 20)
+	}
+
+	log(`Saved ${available_bps()} BPs.`)
+
 	if (is_active_player()) {
 		set_enemy_player()
 		goto_buildup_discard()
-- 
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