From bd6526f85da61acafecbce0ebaaaa6218b7f7188 Mon Sep 17 00:00:00 2001
From: Jackz <jacksonbixby@gmail.com>
Date: Wed, 6 Jul 2022 19:42:26 -0500
Subject: [PATCH] Move save/load movepoints to MovePoints

---
 scripting/include/guesswho/gwpoints.inc | 74 +++++++++++++++++++++++++
 1 file changed, 74 insertions(+)

diff --git a/scripting/include/guesswho/gwpoints.inc b/scripting/include/guesswho/gwpoints.inc
index c912c4d..fb7454a 100644
--- a/scripting/include/guesswho/gwpoints.inc
+++ b/scripting/include/guesswho/gwpoints.inc
@@ -14,6 +14,80 @@ methodmap MovePoints < ArrayList {
 	    return view_as<MovePoints>(new ArrayList(sizeof(LocationMeta)));
     }
 
+    public bool SaveMap(const char[] map, const char[] set = "default") {
+        char buffer[256];
+        // guesswho folder should be created by ReloadMapDB
+        BuildPath(Path_SM, buffer, sizeof(buffer), "data/guesswho/%s", map);
+        CreateDirectory(buffer, FOLDER_PERMS);
+        BuildPath(Path_SM, buffer, sizeof(buffer), "data/guesswho/%s/%s.txt", map, set);
+        File file = OpenFile(buffer, "w+");
+        if(file != null) {
+            file.WriteLine("px\tpy\tpz\tax\tay\taz");
+            LocationMeta meta;
+            for(int i = 0; i < movePoints.Length; i++) {
+                movePoints.GetArray(i, meta);
+                file.WriteLine("%.1f %.1f %.1f %.1f %.1f %.1f", meta.pos[0], meta.pos[1], meta.pos[2], meta.ang[0], meta.ang[1], meta.ang[2]);
+            }
+            PrintToServer("[GuessWho] Saved %d locations to %s/%s.txt", movePoints.Length, map, set);
+            file.Flush();
+            delete file;
+            return true;
+        }
+        PrintToServer("[GuessWho] OpenFile(w+) returned null for %s", buffer);
+        return false;
+    }
+
+    public static MovePoints LoadMap(const char[] map, const char[] set = "default") {
+        char buffer[256];
+        BuildPath(Path_SM, buffer, sizeof(buffer), "data/guesswho/%s/%s.txt", map, set);
+        LoadConfigForMap(map);
+        File file = OpenFile(buffer, "r+");
+        if(file != null) {
+            char line[64];
+            char pieces[16][6];
+            file.ReadLine(line, sizeof(line)); // Skip header
+            float min = L4D2Direct_GetMapMaxFlowDistance();
+            float max = 0.0;
+            MovePoints points = new MovePoints(); 
+            while(file.ReadLine(line, sizeof(line))) {
+                ExplodeString(line, " ", pieces, 6, 16, false);
+                LocationMeta meta;
+                meta.pos[0] = StringToFloat(pieces[0]);
+                meta.pos[1] = StringToFloat(pieces[1]);
+                meta.pos[2] = StringToFloat(pieces[2]);
+                meta.ang[0] = StringToFloat(pieces[3]);
+                meta.ang[1] = StringToFloat(pieces[4]);
+                meta.ang[2] = StringToFloat(pieces[5]);
+
+                // Calculate the flow bounds
+                Address nav = L4D2Direct_GetTerrorNavArea(meta.pos);
+                if(nav == Address_Null) {
+                    nav = L4D_GetNearestNavArea(meta.pos);
+                    if(nav == Address_Null) {
+                        PrintToServer("[GuessWho] WARN: POINT AT (%f,%f,%f) IS INVALID (NO NAV AREA); skipping", meta.pos[0], meta.pos[1], meta.pos[2]);
+                        continue;
+                    }
+                }
+                float flow = L4D2Direct_GetTerrorNavAreaFlow(nav);
+                if(flow < min) min = flow;
+                else if(flow > max) max = flow;
+
+                points.AddPoint(meta);
+            }
+            // Give some buffer space, to not trigger TOO FAR
+            min -= FLOW_BOUND_BUFFER;
+            max += FLOW_BOUND_BUFFER;
+
+            movePoints.SetBounds(flowMin, flowMax);
+
+            PrintToServer("[GuessWho] Loaded %d locations (bounds (%.0f, %.0f)) for %s/%s", movePoints.Length, min, max, map, set);
+            delete file;
+            return points;
+        }
+        PrintToServer("[GuessWho] OpenFile(r+) returned null for %s", buffer);
+        return null;
+    }
+
     property float MinFlow {
         public get() { return flowMin; }
     }