Working on save-load system and UI

src/quest/QuestJournal.cpp

@@ -220,4 +220,46 @@ std::vector<const QuestState*> QuestJournal::getVisibleQuests() const {
     return result;
 }
 
+void QuestJournal::save(nlohmann::json& out) const {
+    json arr = json::array();
+    for (const auto& id : questOrder) {
+        const auto& qs = quests.at(id);
+        json qj;
+        qj["id"]                   = id;
+        qj["status"]               = static_cast<int>(qs.status);
+        qj["activeObjectiveIndex"] = qs.activeObjectiveIndex;
+        json objArr = json::array();
+        for (const auto& obj : qs.definition.objectives) {
+            objArr.push_back({ {"id", obj.id}, {"completed", obj.completed}, {"visible", obj.visible} });
+        }
+        qj["objectives"] = std::move(objArr);
+        arr.push_back(std::move(qj));
+    }
+    out["quests"] = std::move(arr);
+}
+
+void QuestJournal::load(const nlohmann::json& in) {
+    if (!in.contains("quests") || !in["quests"].is_array()) return;
+    for (const auto& qj : in["quests"]) {
+        const std::string id = qj.value("id", "");
+        auto it = quests.find(id);
+        if (it == quests.end()) continue;
+        auto& qs = it->second;
+        qs.status               = static_cast<QuestStatus>(qj.value("status", 0));
+        qs.activeObjectiveIndex = qj.value("activeObjectiveIndex", 0);
+        if (qj.contains("objectives") && qj["objectives"].is_array()) {
+            for (const auto& oj : qj["objectives"]) {
+                const std::string objId = oj.value("id", "");
+                for (auto& obj : qs.definition.objectives) {
+                    if (obj.id == objId) {
+                        obj.completed = oj.value("completed", obj.completed);
+                        obj.visible   = oj.value("visible",   obj.visible);
+                        break;
+                    }
+                }
+            }
+        }
+    }
+}
+
 } // namespace ZL::Quest

src/quest/QuestJournal.h

@@ -1,6 +1,8 @@
 #pragma once
 
 #include "quest/QuestTypes.h"
+#include "ISaveable.h"
+#include "external/nlohmann/json.hpp"
 #include <string>
 #include <unordered_map>
 #include <vector>
@@ -8,10 +10,13 @@
 
 namespace ZL::Quest {
 
-class QuestJournal {
+class QuestJournal : public ZL::ISaveable {
 public:
 	bool loadFromFile(const std::string& path, const std::string& zipFile = "");
 
+	void save(nlohmann::json& out) const override;
+	void load(const nlohmann::json& in) override;
+
 	// Event callbacks — set by the owner (MenuManager) to receive notifications.
 	std::function<void(const std::string& questId)> onQuestUnlocked;
 	std::function<void(const std::string& questId)> onQuestCompleted;