[BREAKING] Battle system now runs the turn based combat better, and lots of interesting things like if you don't choose an action the host AI rebels and does it for you.

Makefile

@@ -37,7 +37,7 @@ tracy_build:
 	meson compile -j 10 -C builddir
 
 test: build
-	./builddir/runtests -d yes "[combat-battle]"
+	./builddir/runtests -d yes
 
 run: build test
 ifeq '$(OS)' 'Windows_NT'

ai.cpp

@@ -126,7 +126,7 @@ namespace ai {
 
   Action load_action(std::string action_name) {
     check(initialized, "you forgot to initialize the AI first.");
-    check(AIMGR.states.contains(action_name), fmt::format(
+    check(AIMGR.actions.contains(action_name), fmt::format(
           "ai::load_action({}): action does not exist in config",
           action_name));
     return AIMGR.actions.at(action_name);

battle.cpp

@@ -4,27 +4,30 @@
 namespace combat {
   void BattleEngine::add_enemy(Combatant enemy) {
     $combatants.try_emplace(enemy.entity, enemy);
+
+    if(enemy.is_host) {
+      dbc::check($host_combat == nullptr, "added the host twice!");
+      $host_combat = enemy.combat;
+    }
   }
 
-  void BattleEngine::player_request(const std::string& request) {
-    $player_requests.emplace(request);
+  bool BattleEngine::player_request(const std::string& request) {
+    auto action = ai::load_action(request);
+    bool can_go = player_pending_ap() >= action.cost;
+
+    if(can_go) {
+      $player_requests.try_emplace(request, action);
+    }
+
+    return can_go;
   }
 
   void BattleEngine::clear_requests() {
     $player_requests.clear();
   }
 
-  bool BattleEngine::plan() {
-    dbc::check($player_requests.size() > 0, "Calling plan without any player reqeusts queued.");
-    using enum BattleHostState;
-
-    int active = 0;
-    bool had_host = false;
-
+  void BattleEngine::ap_refresh() {
     for(auto& [entity, enemy] : $combatants) {
-      //NOTE: this is just for asserting I'm using things right
-      if(enemy.is_host) had_host = true;
-
       if(enemy.combat->ap < enemy.combat->max_ap) {
         int new_ap = std::min(enemy.combat->max_ap, enemy.combat->ap_delta + enemy.combat->ap);
 
@@ -34,6 +37,29 @@ namespace combat {
 
         enemy.combat->ap = new_ap;
       }
+    }
+  }
+
+  int BattleEngine::player_pending_ap() {
+    dbc::check($host_combat != nullptr, "didn't set host before checking AP");
+    int pending_ap = $host_combat->ap;
+
+    for(auto& [name, action] : $player_requests) {
+      pending_ap -= action.cost;
+    }
+
+    return pending_ap;
+  }
+
+  bool BattleEngine::plan() {
+    using enum BattleHostState;
+
+    int active = 0;
+    bool had_host = false;
+
+    for(auto& [entity, enemy] : $combatants) {
+      //NOTE: this is just for asserting I'm using things right
+      if(enemy.is_host) had_host = true;
 
       enemy.ai->update();
       active += enemy.ai->active();

battle.hpp

@@ -4,7 +4,7 @@
 #include "dinkyecs.hpp"
 #include <optional>
 #include "components.hpp"
-#include <set>
+#include <unordered_map>
 
 namespace combat {
 
@@ -32,7 +32,8 @@ namespace combat {
   struct BattleEngine {
     std::unordered_map<DinkyECS::Entity, Combatant> $combatants;
     std::vector<BattleResult> $pending_actions;
-    std::set<std::string> $player_requests;
+    std::unordered_map<std::string, ai::Action> $player_requests;
+    components::Combat* $host_combat = nullptr;
 
     void add_enemy(Combatant ba);
     Combatant& get_enemy(DinkyECS::Entity entity);
@@ -41,7 +42,9 @@ namespace combat {
     void dump();
     void set(DinkyECS::Entity entity, const std::string& state, bool setting);
     void set_all(const std::string& state, bool setting);
-    void player_request(const std::string& request);
+    bool player_request(const std::string& request);
+    int player_pending_ap();
     void clear_requests();
+    void ap_refresh();
   };
 }

boss/fight.cpp

@@ -1,4 +1,3 @@
-#define FSM_DEBUG 1
 #include "boss/fight.hpp"
 #include "boss/system.hpp"
 #include "animation.hpp"
@@ -9,7 +8,8 @@ namespace boss {
     $boss_id(boss_id),
     $battle(System::create_battle($world, $boss_id)),
     $ui(world, boss_id, player_id),
-    $player_id(player_id)
+    $host(player_id),
+    $host_combat($world->get<components::Combat>(player_id))
   {
     $ui.init();
   }
@@ -31,8 +31,7 @@ namespace boss {
     return in_state(State::END);
   }
 
-  void Fight::START(gui::Event ev, std::any data) {
-    (void)data;
+  void Fight::START(gui::Event ev, std::any) {
     using enum gui::Event;
 
     switch(ev) {
@@ -42,6 +41,7 @@ namespace boss {
         break;
       case TICK:
         $ui.status(L"PLAYER REQUESTS");
+        $battle.ap_refresh();
         state(State::PLAYER_REQUESTS);
         break;
       default:
@@ -58,8 +58,18 @@ namespace boss {
         state(State::END);
         break;
       case START_COMBAT:
+        System::plan_battle($battle, $world, $boss_id);
         $ui.status(L"PLANNING BATTLE");
         state(State::PLAN_BATTLE);
+        break;
+      case ATTACK:
+        if($battle.player_request("kill_enemy")) {
+          fmt::println("player requests kill_enemy {} vs. {}",
+              $host_combat.ap, $battle.player_pending_ap());
+        } else {
+          fmt::println("NO MORE ACTION!");
+        }
+        break;
       case TICK:
         break; // ignore tick
       default:
@@ -77,6 +87,10 @@ namespace boss {
         break;
       case START_COMBAT:
         $ui.status(L"EXEC PLAN");
+        while(auto action = $battle.next()) {
+          System::combat(*action, $world, $boss_id, 0);
+          run_systems();
+        }
         state(State::EXEC_PLAN);
         break;
       case TICK:
@@ -100,6 +114,8 @@ namespace boss {
           state(State::END);
         } else {
           $ui.status(L"PLAYER REQUESTS");
+          $battle.ap_refresh();
+          $battle.clear_requests();
           state(State::PLAYER_REQUESTS);
         }
         break; // ignore tick
@@ -113,7 +129,10 @@ namespace boss {
   }
 
   void Fight::run_systems() {
-    run++;
+    $ui.update_stats();
+    $battle.set($host, "tough_personality", false);
+    $battle.set($host, "have_healing", false);
+    $battle.set($host, "health_good", $host_combat.hp > 20);
   }
 
   void Fight::render(sf::RenderWindow& window) {
@@ -150,7 +169,11 @@ namespace boss {
   }
 
   bool Fight::player_dead() {
-    auto& combat = $world->get<components::Combat>($player_id);
-    return combat.hp <= 0;
+    return $host_combat.hp <= 0;
+  }
+
+  void Fight::init_fight() {
+    System::initialize_actor_ai(*$world, $boss_id);
+    run_systems();
   }
 }

boss/fight.hpp

@@ -27,8 +27,8 @@ namespace boss {
     combat::BattleEngine $battle;
     boss::UI $ui;
     sf::Vector2f mouse_pos{0,0};
-    Entity $player_id = NONE;
-    int run = 0;
+    Entity $host = NONE;
+    components::Combat& $host_combat;
 
     Fight(shared_ptr<World> world, Entity boss_id, Entity player_id);
 
@@ -44,5 +44,6 @@ namespace boss {
 
     void run_systems();
     bool player_dead();
+    void init_fight();
   };
 }

boss/system.cpp

@@ -20,8 +20,10 @@ namespace boss {
     auto ai_goal = ai::load_state(config.ai_goal_name);
 
     ai::EntityAI boss_ai(config.ai_script, ai_start, ai_goal);
+    boss_ai.set_state("enemy_found", true);
+    boss_ai.set_state("in_combat", true);
     boss_ai.set_state("tough_personality", true);
-    boss_ai.set_state("detect_enemy", true);
+    boss_ai.set_state("health_good", true);
 
     world.set<ai::EntityAI>(entity_id, boss_ai);
   }
@@ -97,15 +99,17 @@ namespace boss {
 
     switch(host_state) {
       case BattleHostState::agree:
-        dbc::log("host_agrees");
         // BUG: this is hard coding only one boss, how to select targets?
         if(wants_to == "kill_enemy") {
           result.player_did = player_combat.attack(boss_combat);
         }
         break;
       case BattleHostState::disagree:
-        dbc::log("host_DISagrees");
         fmt::println("HOST DISAGREES! {}", wants_to);
+
+        if(wants_to == "kill_enemy") {
+          result.player_did = player_combat.attack(boss_combat);
+        }
         break;
       case BattleHostState::not_host:
         dbc::log("kill_enemy");

systems.cpp

@@ -253,6 +253,7 @@ void System::combat(int attack_id) {
     battle.set_all("enemy_found", true);
     battle.set_all("in_combat", true);
     battle.player_request("kill_enemy");
+    battle.ap_refresh();
     battle.plan();
   }
 

tests/battle.cpp

@@ -59,6 +59,7 @@ TEST_CASE("battle operations fantasy", "[combat-battle]") {
     battle.player_request("use_healing");
     battle.player_request("kill_enemy");
 
+    battle.ap_refresh();
     battle.plan();
 
     while(auto act = battle.next()) {
@@ -112,11 +113,18 @@ TEST_CASE("boss/systems.cpp works", "[combat-battle]") {
 
   System::initialize_actor_ai(*fight->$world, fight->$boss_id);
 
-  battle.set(host, "tough_personality", false);
-  battle.set(host, "have_healing", false);
-  battle.set(host, "health_good", host_combat.hp > 20);
+  // NEED UPDATE STATE
+  battle.set_all("enemy_found", true);
+  battle.set_all("in_combat", true);
+  battle.set_all("tough_personality", true);
+  battle.set_all("health_good", true);
+
+  battle.ap_refresh();
 
   battle.player_request("kill_enemy");
+  int pending_ap = battle.player_pending_ap();
+
+  REQUIRE(pending_ap < host_combat.ap);
 
   System::plan_battle(battle, fight->$world, fight->$boss_id);
 
@@ -124,4 +132,6 @@ TEST_CASE("boss/systems.cpp works", "[combat-battle]") {
     dbc::log("ACTION!");
     System::combat(*action, fight->$world, fight->$boss_id, 0);
   }
+
+  REQUIRE(host_combat.ap == pending_ap);
 }