filter displayed materials if building heat safety is set

plugins/buildingplan/buildingplan.cpp

@@ -847,11 +847,25 @@ static int getMaterialFilter(lua_State *L) {
     const auto &mat_filter = filters[index].getMaterials();
     map<MaterialInfo, int32_t> counts;
     scanAvailableItems(*out, type, subtype, custom, index, NULL, &counts);
-    // name -> {count=int, enabled=bool, category=string}
+    HeatSafety heat = get_heat_safety_filter(key);
+    df::job_item jitem_cur_heat = getJobItemWithHeatSafety(
+            get_job_items(*out, key)[index], heat);
+    df::job_item jitem_fire = getJobItemWithHeatSafety(
+            get_job_items(*out, key)[index], HEAT_SAFETY_FIRE);
+    df::job_item jitem_magma = getJobItemWithHeatSafety(
+            get_job_items(*out, key)[index], HEAT_SAFETY_MAGMA);
+    // name -> {count=int, enabled=bool, category=string, heat=string}
     map<string, map<string, string>> ret;
     for (auto & entry : mat_cache) {
-        auto &name = entry.first;
         auto &mat = entry.second.first;
+        if (!mat.matches(jitem_cur_heat))
+            continue;
+        string heat_safety = "";
+        if (mat.matches(jitem_magma))
+            heat_safety = "magma-safe";
+        else if (mat.matches(jitem_fire))
+            heat_safety = "fire-safe";
+        auto &name = entry.first;
         auto &cat = entry.second.second;
         map<string, string> props;
         string count = "0";

plugins/buildingplan/buildingplan.h

@@ -47,6 +47,7 @@ void set_config_bool(DFHack::PersistentDataItem &c, int index, bool value);
 
 std::vector<df::job_item_vector_id> getVectorIds(DFHack::color_ostream &out, const df::job_item *job_item);
 bool itemPassesScreen(df::item * item);
+df::job_item getJobItemWithHeatSafety(const df::job_item *job_item, HeatSafety heat);
 bool matchesFilters(df::item * item, const df::job_item * job_item, HeatSafety heat, const ItemFilter &item_filter);
 bool isJobReady(DFHack::color_ostream &out, const std::vector<df::job_item *> &jitems);
 void finalizeBuilding(DFHack::color_ostream &out, df::building *bld);

plugins/buildingplan/buildingplan_cycle.cpp

@@ -48,6 +48,16 @@ bool itemPassesScreen(df::item * item) {
         && !item->isAssignedToStockpile();
 }
 
+df::job_item getJobItemWithHeatSafety(const df::job_item *job_item, HeatSafety heat) {
+    df::job_item jitem = *job_item;
+    if (heat >= HEAT_SAFETY_MAGMA) {
+        jitem.flags2.bits.magma_safe = true;
+        jitem.flags2.bits.fire_safe = false;
+    } else if (heat == HEAT_SAFETY_FIRE && !jitem.flags2.bits.magma_safe)
+        jitem.flags2.bits.fire_safe = true;
+    return jitem;
+}
+
 bool matchesFilters(df::item * item, const df::job_item * job_item, HeatSafety heat, const ItemFilter &item_filter) {
     // check the properties that are not checked by Job::isSuitableItem()
     if (job_item->item_type > -1 && job_item->item_type != item->getType())
@@ -67,12 +77,7 @@ bool matchesFilters(df::item * item, const df::job_item * job_item, HeatSafety h
         && !item->hasToolUse(job_item->has_tool_use))
         return false;
 
-    df::job_item jitem = *job_item;
+    df::job_item jitem = getJobItemWithHeatSafety(job_item, heat);
-    if (heat == HEAT_SAFETY_MAGMA) {
-        jitem.flags2.bits.magma_safe = true;
-        jitem.flags2.bits.fire_safe = false;
-    } else if (heat == HEAT_SAFETY_FIRE && !jitem.flags2.bits.magma_safe)
-        jitem.flags2.bits.fire_safe = true;
 
     return Job::isSuitableItem(
             &jitem, item->getType(), item->getSubtype())