Now have the ability to do partial solutions that will create potential paths to the goal, and a test that runs the scripts from plans in different scenarios. Also, this ai_debug thing needs some work.

ai_debug.cpp

@@ -0,0 +1,56 @@
+#include "ai_debug.hpp"
+
+namespace ai {
+
+  /*
+   * Yeah this is weird but it's only to debug things like
+   * the preconditions which are weirdly done.
+   */
+  void dump_only(AIProfile& profile, State state, bool matching, bool show_as) {
+    for(auto& [name, name_id] : profile) {
+      if(state.test(name_id) == matching) {
+        fmt::println("\t{}={}", name, show_as);
+      }
+    }
+  }
+
+  void dump_state(AIProfile& profile, State state) {
+    for(auto& [name, name_id] : profile) {
+      fmt::println("\t{}={}", name,
+          state.test(name_id));
+    }
+  }
+
+  void dump_action(AIProfile& profile, Action& action) {
+    fmt::println(" --ACTION: {}, cost={}", action.$name, action.$cost);
+
+    fmt::println("   PRECONDS:");
+    dump_only(profile, action.$positive_preconds, true, true);
+    dump_only(profile, action.$negative_preconds, true, false);
+
+    fmt::println("   EFFECTS:");
+    dump_only(profile, action.$positive_effects, true, true);
+    dump_only(profile, action.$negative_effects, true, false);
+  }
+
+  State dump_script(AIProfile& profile, std::string msg, State start, Script& script) {
+    fmt::println("--SCRIPT DUMP: {}", msg);
+    fmt::println("# STATE BEFORE:");
+    dump_state(profile, start);
+    fmt::print("% ACTIONS PLANNED:");
+    for(auto& action : script) {
+      fmt::print("{} ", action.$name);
+    }
+    fmt::print("\n");
+
+    for(auto& action : script) {
+      dump_action(profile, action);
+
+      start = action.apply_effect(start);
+      fmt::println(" ## STATE AFTER:");
+      dump_state(profile, start);
+    }
+
+    return start;
+  }
+}