More map submission testing / Desktop editor pick tile support

core/src/mindustry/world/Block.java

@@ -328,6 +328,8 @@ public class Block extends UnlockableContent implements Senseable{
     public boolean instantDeconstruct = false;
     /** If true, this block constructs immediately. This implies no resource requirement, and ignores configs - do not use, this is for performance only! */
     public boolean instantBuild = false;
+    /** If true, this block can be placed even in "dark" areas. Only used for editor static walls. */
+    public boolean ignoreBuildDarkness = false;
     /** Effect for placing the block. Passes size as rotation. */
     public Effect placeEffect = Fx.placeBlock;
     /** Effect for breaking the block. Passes size as rotation. */

core/src/mindustry/world/Build.java

@@ -165,7 +165,7 @@ public class Build{
     /** Returns whether a tile can be placed at this location by this team. */
     public static boolean validPlace(Block type, Team team, int x, int y, int rotation, boolean checkVisible){
         //the wave team can build whatever they want as long as it's visible - banned blocks are not applicable
-        if(type == null || (checkVisible && (!type.environmentBuildable() || (!type.isPlaceable() && !(state.rules.waves && team == state.rules.waveTeam && type.isVisible()))))){
+        if(type == null || (!state.rules.editor && (checkVisible && (!type.environmentBuildable() || (!type.isPlaceable() && !(state.rules.waves && team == state.rules.waveTeam && type.isVisible())))))){
             return false;
         }
 
@@ -205,7 +205,7 @@ public class Build{
         }
 
         //campaign darkness check
-        if(world.getDarkness(x, y) >= 3){
+        if(!type.ignoreBuildDarkness && world.getDarkness(x, y) >= 3){
             return false;
         }
 

core/src/mindustry/world/blocks/environment/Floor.java

@@ -92,6 +92,7 @@ public class Floor extends Block{
         placeableLiquid = true;
         allowRectanglePlacement = true;
         instantBuild = true;
+        ignoreBuildDarkness = true;
         placeEffect = Fx.rotateBlock;
     }
 

core/src/mindustry/world/blocks/environment/StaticWall.java

@@ -5,6 +5,7 @@ import arc.graphics.g2d.*;
 import arc.math.*;
 import arc.math.geom.*;
 import mindustry.annotations.Annotations.*;
+import mindustry.content.*;
 import mindustry.graphics.*;
 import mindustry.world.*;
 
@@ -21,7 +22,10 @@ public class StaticWall extends Prop{
         variants = 2;
         cacheLayer = CacheLayer.walls;
         allowRectanglePlacement = true;
+        placeEffect = Fx.rotateBlock;
         instantBuild = true;
+        ignoreBuildDarkness = true;
+        placeableLiquid = true;
     }
 
     @Override
@@ -49,6 +53,11 @@ public class StaticWall extends Prop{
         split = large.split(32, 32);
     }
 
+    @Override
+    public boolean canReplace(Block other){
+        return other instanceof StaticWall || super.canReplace(other);
+    }
+
     boolean eq(int rx, int ry){
         return rx < world.width() - 1 && ry < world.height() - 1
             && world.tile(rx + 1, ry).block() == this