From a02c7589c6c9e902c59a632aa650635336fe648c Mon Sep 17 00:00:00 2001
From: Jonathan Bradley <jcb@pikum.xyz>
Date: Wed, 2 Apr 2025 20:46:41 -0400
Subject: pke: checkpoint: major serialization refactor

---
 src/serialization.cpp | 102 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 src/serialization.cpp

(limited to 'src/serialization.cpp')

diff --git a/src/serialization.cpp b/src/serialization.cpp
new file mode 100644
index 0000000..d7dd312
--- /dev/null
+++ b/src/serialization.cpp
@@ -0,0 +1,102 @@
+
+#include "serialization.hpp"
+#include "serialization-component.hpp"
+#include "serialization-camera.hpp"
+#include "camera.hpp"
+#include "ecs.hpp"
+
+srlztn_serialize_helper *pke_serialize_init(pk_membucket *bkt) {
+	srlztn_serialize_helper *helper = pk_new<srlztn_serialize_helper>(bkt);
+	// TODO custom allocator
+	helper->o = {};
+	helper->bkt = bkt;
+	return helper;
+}
+
+srlztn_deserialize_helper *pke_deserialize_init(pk_membucket *bkt) {
+	srlztn_deserialize_helper *helper = pk_new<srlztn_deserialize_helper>(bkt);
+	helper->bkt = bkt;
+	helper->read_line = nullptr;
+	// TODO custom allocator
+	helper->i = {};
+	helper->mapping = {bkt};
+	return helper;
+}
+
+void pke_serialize_teardown(srlztn_serialize_helper *helper) {
+	(void)helper;
+}
+
+void pke_deserialize_teardown(srlztn_deserialize_helper *helper) {
+	(void)helper;
+}
+
+void pke_serialize_file_project(srlztn_serialize_helper *h) {
+	(void)h;
+}
+
+void pke_deserialize_file_project(srlztn_deserialize_helper *h) {
+	(void)h;
+}
+
+void pke_serialize_file_scene(srlztn_serialize_helper *h) {
+	h->o << SRLZTN_FILE_BEGIN << std::endl;
+	h->o << SRLZTN_FILE_VERSION << std::endl;
+	h->o << "" << std::endl;
+
+	pk_handle_bucket_index_T instanceBucketCount = ECS_GetInstances_BucketCount();
+	for (pk_handle_bucket_index_T b = 0; b < instanceBucketCount; ++b) {
+		pk_handle_item_index_T count;
+		auto *instances = ECS_GetInstances(b, count);
+		for (pk_handle_item_index_T i = 0; i < count; ++i) {
+			const auto &instance = instances[i];
+			if (instance.entHandle == EntityHandle_MAX)
+				continue;
+			if (instance.flags & COMPONENT_INSTANCE_FLAG_DO_NOT_SERIALIZE) {
+				continue;
+			}
+			h->o << SRLZTN_OBJ_INSTANCE << std::endl;
+			pke_serialize_instance(h, &instance);
+			h->o << SRLZTN_OBJ_END << std::endl;
+		}
+	}
+
+	pk_handle_bucket_index_T cameraBucketCount = PkeCamera_GetBucketCount();
+	for (pk_handle_bucket_index_T b = 0; b < cameraBucketCount; ++b) {
+		pk_handle_item_index_T count;
+		auto *cameras = PkeCamera_GetCameras(b, count);
+		for (pk_handle_item_index_T i = 0; i < count; ++i) {
+			const auto &cam = cameras[i];
+			if (cam.handle == CameraHandle_MAX)
+				continue;
+			h->o << SRLZTN_OBJ_CAMERA << std::endl;
+			pke_serialize_camera(h, &cam);
+			h->o << SRLZTN_OBJ_END << std::endl;
+		}
+	}
+
+	h->o << SRLZTN_FILE_END << std::endl;
+}
+void pke_deserialize_file_scene(srlztn_deserialize_helper *h) {
+	h->read_line = pk_new<char>(h->read_line_len, h->bkt);
+	memset(h->read_line, '\0', h->read_line_len);
+
+	while (h->i.getline(h->read_line, h->read_line_len)) {
+		if (strcmp(SRLZTN_OBJ_INSTANCE, h->read_line) == 0) {
+			pke_deserialize_instance(h);
+			continue;
+		}
+		if (strcmp(SRLZTN_OBJ_CAMERA, h->read_line) == 0) {
+			pke_deserialize_camera(h);
+			continue;
+		}
+	}
+}
+
+void pke_serialize_file_level(srlztn_serialize_helper *h) {
+	(void)h;
+}
+void pke_deserialize_file_level(srlztn_deserialize_helper *h) {
+	(void)h;
+}
+
-- 
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