project browser checkpoint

1 files changed, 124 insertions, 13 deletions

diff --git a/editor/editor.cpp b/editor/editor.cpp
index 8107ee3..2130e0f 100644
--- a/editor/editor.cpp
+++ b/editor/editor.cpp
@@ -15,20 +15,29 @@
 #include "vendor/tinyfiledialogs//tinyfiledialogs.h"
 #include "imgui.h"
 
+#include <filesystem>
 #include <future>
-
-const char *dbgCtrl_CameraLeft = "debug-camera-left";
-const char *dbgCtrl_CameraRight = "debug-camera-right";
-const char *dbgCtrl_CameraForward = "debug-camera-forward";
-const char *dbgCtrl_CameraBack = "debug-camera-back";
-const char *dbgCtrl_CameraUp = "debug-camera-up";
-const char *dbgCtrl_CameraDown = "debug-camera-down";
-const char *dbgCtrl_CameraRotCC = "debug-camera-rot-counter-clockwise";
-const char *dbgCtrl_CameraRotC = "debug-camera-rot-clockwise";
-const char *dbgCtrl_CameraRot = "debug-camera-rot";
-const char *dbgCtrl_CameraButtonMask = "debug-camera-button-mask";
-const char *dbgCtrl_SelectHovered = "debug-select-hovered";
-const char *dbgCtrl_ClearSelection = "debug-clear-selection";
+#include <regex>
+
+#ifdef WIN32
+	// TODO
+#else
+	#include <unistd.h>
+	#include <sys/wait.h>
+#endif
+
+const char* const dbgCtrl_CameraLeft = "debug-camera-left";
+const char* const dbgCtrl_CameraRight = "debug-camera-right";
+const char* const dbgCtrl_CameraForward = "debug-camera-forward";
+const char* const dbgCtrl_CameraBack = "debug-camera-back";
+const char* const dbgCtrl_CameraUp = "debug-camera-up";
+const char* const dbgCtrl_CameraDown = "debug-camera-down";
+const char* const dbgCtrl_CameraRotCC = "debug-camera-rot-counter-clockwise";
+const char* const dbgCtrl_CameraRotC = "debug-camera-rot-clockwise";
+const char* const dbgCtrl_CameraRot = "debug-camera-rot";
+const char* const dbgCtrl_CameraButtonMask = "debug-camera-button-mask";
+const char* const dbgCtrl_SelectHovered = "debug-select-hovered";
+const char* const dbgCtrl_ClearSelection = "debug-clear-selection";
 
 ThreadPoolHandle threadPoolHandle = ThreadPoolHandle_MAX;
 
@@ -44,6 +53,7 @@ PkeCamera cameraDbg {
 InputActionSetHandle debugControlsHandle = InputActionSetHandle_MAX;
 bool shouldSetupEditor = true;
 bool shouldDisableEditor = false;
+bool shouldRebuildProjectDir = true;
 
 struct EntityTypeInstanceCreateInfo {
 	EntityHandle entityTypeEntityHandle;
@@ -61,6 +71,8 @@ bool shouldOpenSaveSceneDialog = false;
 bool shouldLoadScene = false;
 bool shouldSaveScene = false;
 bool shouldSaveProjectFile = false;
+bool shouldRunCurrentScene = false;
+bool subProgramRunning = false;
 
 glm::vec3 unproject(glm::vec3 windowCoords) {
 		double xDevNorm = (2.0f * windowCoords.x) / Extent.width - 1.0f;
@@ -79,6 +91,26 @@ glm::vec3 unproject(glm::vec3 windowCoords) {
 }
 
 void PkeEditor_Tick(double delta) {
+	if (shouldRunCurrentScene) {
+		shouldRunCurrentScene = false;
+		subProgramRunning = true;
+		PkeThreads_Enqueue(threadPoolHandle, std::packaged_task<void()>( [] {
+			auto pid = fork();
+			if (pid == 0) {
+				const char *argv[] = {
+					NULL,
+				};
+				int status = execvp("pke_runtime", const_cast<char **>(argv));
+				fprintf(stderr, "pke_runtime exited with a status of %i\n", status);
+				subProgramRunning = false;
+			} else {
+				int status;
+				waitpid(pid, &status, 0);
+				fprintf(stdout, "pke_runtime exited cleanly with a status of %i\n", status);
+				subProgramRunning = false;
+			}
+		}));
+	}
 	if (shouldSetupEditor) {
 		PkeEditor_Setup();
 	}
@@ -389,6 +421,12 @@ void RecordImGuiEditorWrapper() {
 
 		ImGui::EndMenu();
 	}
+	ImGui::Spacing();
+	ImGui::BeginDisabled(subProgramRunning);
+	if (ImGui::Button("▶️")) {
+		shouldRunCurrentScene = true;
+	}
+	ImGui::EndDisabled();
 	ImGui::EndMainMenuBar();
 }
 
@@ -746,6 +784,78 @@ void RecordImGuiProjectSettingsEditor() {
 	ImGui::End();
 }
 
+struct fsEntry {
+	int type = 0;
+	char *name = nullptr;
+	char *path = nullptr;
+	DynArray<fsEntry> children{0, nullptr};
+};
+DynArray<fsEntry> fsEntries{0, nullptr};
+std::regex reg_sceneFile(".+\\.ps[tb]f$", std::regex_constants::icase);
+void BuildDirRecursive(const std::filesystem::directory_entry &de, fsEntry *dirFsEntry) {
+	auto &entry = dirFsEntry == nullptr ? fsEntries.Push() : dirFsEntry->children.Push();
+	auto len = strlen(de.path().c_str()) + 1;
+	entry.path = Pke_New<char>(len);
+	memset(entry.path, '\0', len);
+	memcpy(entry.path, de.path().c_str(), len - 1);
+	len = strlen(de.path().filename().c_str());
+	entry.name = Pke_New<char>(len);
+	memset(entry.name, '\0', len);
+	memcpy(entry.name, de.path().filename().c_str(), len - 1);
+
+	if (de.is_regular_file()) {
+		if (std::regex_search(de.path().c_str(), reg_sceneFile)) {
+			entry.type = 1;
+		}
+	} else if (de.is_directory()) {
+		entry.type = 0;
+		std::filesystem::directory_iterator di{de.path()};
+		for (const std::filesystem::directory_entry &sde : di) {
+			if (sde.is_directory()
+					|| (sde.is_regular_file() && std::regex_search(sde.path().c_str(), reg_sceneFile))
+			) {
+				BuildDirRecursive(sde, &entry);
+			}
+		}
+	}
+}
+void BuildProjectMenuRecursive(fsEntry &entry) {
+	if (entry.type == 1) {
+		if (ImGui::Selectable(entry.name, false, ImGuiSelectableFlags_AllowDoubleClick)) {
+			sceneName = entry.name;
+			shouldLoadScene = true;
+		}
+	} else if (entry.type == 0) {
+		if (ImGui::TreeNode(entry.name)) {
+			for (long i = 0; i < entry.children.Count(); ++i) {
+				BuildProjectMenuRecursive(entry.children[i]);
+			}
+			ImGui::TreePop();
+		}
+	}
+}
+void RecordImGuiProjectBrowser() {
+	if (!ImGui::Begin("ProjectBrowser")) {
+		ImGui::End();
+		return;
+	}
+	if (shouldRebuildProjectDir == true) {
+		shouldRebuildProjectDir = false;
+		std::filesystem::directory_iterator di{"."};
+		for (const std::filesystem::directory_entry &sde : di) {
+			if (sde.is_directory()
+				|| (sde.is_regular_file() && std::regex_search(sde.path().c_str(), reg_sceneFile))
+			) {
+				BuildDirRecursive(sde, nullptr);
+			}
+		}
+	}
+	for (long i = 0; i < fsEntries.Count(); ++i) {
+		BuildProjectMenuRecursive(fsEntries[i]);
+	}
+	ImGui::End();
+}
+
 void RecordImGuiSceneEditor() {
 	if (!ImGui::Begin("SceneEditorEntityTypes", &pkeSettings.editorSettings.isShowingSceneEditor)) {
 		ImGui::End();
@@ -787,6 +897,7 @@ void PkeEditor_RecordImGui() {
 	if (pkeSettings.isShowingEditor) {
 		RecordImGuiEditorWrapper();
 		RecordImGuiProjectSettingsEditor();
+		RecordImGuiProjectBrowser();
 		RecordImGuiEntityList();
 		RecordImGuiSceneEditor();
 		RecordImGuiUBO();