From 851c2d6f70649f048d9723d3012354fcda8594f8 Mon Sep 17 00:00:00 2001
From: Eugene Sandulenko <sev@scummvm.org>
Date: Sun, 24 Jan 2016 20:58:18 +0100
Subject: [PATCH] WAGE: Implement getValidMoveDirections()

---
 engines/wage/combat.cpp | 23 ++++++++++++++++++-----
 1 file changed, 18 insertions(+), 5 deletions(-)

diff --git a/engines/wage/combat.cpp b/engines/wage/combat.cpp
index 96235d7da110..9002fa97219b 100644
--- a/engines/wage/combat.cpp
+++ b/engines/wage/combat.cpp
@@ -285,10 +285,26 @@ void WageEngine::performTake(Chr *npc, Obj *obj) {
 	_world->move(obj, npc);
 }
 
+static const int directionsX[] = { 0, 0, 1, -1 };
+static const int directionsY[] = { -1, 1, 0, 0 };
+
 int WageEngine::getValidMoveDirections(Chr *npc) {
-	warning("STUB: getValidMoveDirections()");
+	int directions = 0;
+	Scene *currentScene = npc->_currentScene;
+	for (int dir = 0; dir < 4; dir++) {
+		if (!currentScene->_blocked[dir]) {
+			int destX = currentScene->_worldX + directionsX[dir];
+			int destY = currentScene->_worldY + directionsY[dir];
 
-	return 0;
+			Scene *scene = _world->getSceneAt(destX, destY);
+
+			if (scene != NULL && scene->_chrs.size() == 0) {
+				directions |= (1 << dir);
+			}
+		}
+	}
+
+	return directions;
 }
 
 void WageEngine::regen() {
@@ -331,9 +347,6 @@ void WageEngine::takeObj(Obj *obj) {
 	}
 }
 
-static const int directionsX[] = { 0, 0, 1, -1 };
-static const int directionsY[] = { -1, 1, 0, 0 };
-
 bool WageEngine::handleMoveCommand(Directions dir, const char *dirName) {
 	Scene *playerScene = _world->_player->_currentScene;
 	const char *msg = playerScene->_messages[dir].c_str();