1 files changed, 70 insertions, 0 deletions
diff --git a/src/core/AssetManager.cpp b/src/core/AssetManager.cpp
new file mode 100644
index 0000000..9913c18
--- /dev/null
+++ b/src/core/AssetManager.cpp
@@ -0,0 +1,70 @@
+#include <easylogging++.h>
+#include <nlohmann/json.hpp>
+#include "AssetManager.hpp"
+
+namespace fs = std::experimental::filesystem;
+
+const fs::path pathToAssets = "./assets/";
+const fs::path pathToAssetsList = "./items.json";
+const fs::path pathToTextureIndex = "./textures.json";
+
+AssetManager::AssetManager() {
+    for (auto &it:fs::recursive_directory_iterator(pathToAssets)) {
+
+    }
+    LoadIds();
+    LoadTextureResources();
+}
+
+void AssetManager::LoadIds() {
+    std::ifstream in(pathToAssetsList);
+    nlohmann::json index;
+    in >> index;
+    for (auto &it:index) {
+        int id = it["type"].get<int>();
+        int state = it["meta"].get<int>();
+        std::string blockName = it["text_type"].get<std::string>();
+        assetIds[blockName] = Block(id, state, 0);
+    }
+    LOG(INFO) << "Loaded " << assetIds.size() << " ids";
+}
+
+AssetManager::~AssetManager() {
+    delete textureAtlas;
+}
+
+//TODO: This function must be replaced with runtime texture atlas generating
+void AssetManager::LoadTextureResources() {
+    std::ifstream in(pathToTextureIndex);
+    nlohmann::json index;
+    in >> index;
+    std::string filename = index["meta"]["image"].get<std::string>();
+    for (auto &it:index["frames"]) {
+        auto frame = it["frame"];
+        TextureCoord coord;
+        coord.x = frame["x"].get<int>();
+        coord.y = frame["y"].get<int>();
+        coord.w = frame["w"].get<int>();
+        coord.h = frame["h"].get<int>();
+        std::string assetName = it["filename"].get<std::string>();
+        assetName.insert(0,"minecraft/textures/");
+        assetName.erase(assetName.length()-4);
+        LOG(ERROR)<<assetName;
+        assetTextures[assetName]=coord;
+    }
+
+    textureAtlas = new Texture(filename);
+    LOG(INFO) << "Texture atlas id is " << textureAtlas->texture;
+}
+
+TextureCoord AssetManager::GetTextureByAssetName(std::string AssetName) {
+    return TextureCoord{0, 0, 0, 0};
+}
+
+std::string AssetManager::GetTextureAssetNameByBlockId(unsigned short BlockId, unsigned char BlockSide) {
+
+}
+
+const GLuint AssetManager::GetTextureAtlas() {
+    return textureAtlas->texture;
+}