.gitignore

@@ -0,0 +1 @@
+build/

.gitmodules

@@ -0,0 +1,6 @@
+[submodule "3rd-party/raygui"]
+	path = 3rd-party/raygui
+	url = https://github.com/raysan5/raygui.git
+[submodule "3rd-party/raylib"]
+	path = 3rd-party/raylib
+	url = https://github.com/raysan5/raylib.git

3rd-party/Tupfile

@@ -0,0 +1,5 @@
+BDIR := ../build/raygui
+
+: raygui.c |> clang -c %f -o %o -I../build/raylib/include -Iraygui/src |> $(BDIR)/%B.o
+: $(BDIR)/*.o |> ar crs %o %f |> $(BDIR)/libraygui.a
+

3rd-party/raygui

@@ -0,0 +1 @@
+Subproject commit 499e8bf7b1d9b0a92af8f685e646bc61f13c6dff

3rd-party/raygui.c

@@ -0,0 +1,6 @@
+#define RAYGUI_IMPLEMENTATION
+#include "raygui.h"
+#undef RAYGUI_IMPLEMENTATION
+
+#define GUI_WINDOW_FILE_DIALOG_IMPLEMENTATION
+#include "../examples/custom_file_dialog/gui_window_file_dialog.h"

3rd-party/raylib

@@ -0,0 +1 @@
+Subproject commit 18bedbd0952c27b0eb8bc5df0df4acf589cef181

build.zig

@@ -0,0 +1,79 @@
+const std = @import("std");
+
+// Although this function looks imperative, note that its job is to
+// declaratively construct a build graph that will be executed by an external
+// runner.
+pub fn build(b: *std.Build) void {
+    const target = b.standardTargetOptions(.{});
+    const optimize = b.standardOptimizeOption(.{});
+
+    const exe = b.addExecutable(.{
+        .name = "fabapp",
+        .root_source_file = .{ .path = "src/main.zig" },
+        .target = target,
+        .optimize = optimize,
+    });
+
+    //
+    // C dependencies
+    //
+    exe.linkLibC();
+
+    // Raylib
+    exe.addIncludePath(.{ .path = "build/raylib/include" });
+    exe.addLibraryPath(.{ .path = "build/raylib" });
+    exe.linkSystemLibrary("raylib");
+
+    // Raygui
+    exe.addIncludePath(.{ .path = "3rd-party/raygui/src" });
+    exe.addIncludePath(.{ .path = "3rd-party/raygui" });
+    exe.addLibraryPath(.{ .path = "build/raygui" });
+    exe.linkSystemLibrary("raygui");
+
+    // SQLite
+    exe.linkSystemLibrary("sqlite3");
+
+    // This declares intent for the executable to be installed into the
+    // standard location when the user invokes the "install" step (the default
+    // step when running `zig build`).
+    b.installArtifact(exe);
+
+    // This *creates* a Run step in the build graph, to be executed when another
+    // step is evaluated that depends on it. The next line below will establish
+    // such a dependency.
+    const run_cmd = b.addRunArtifact(exe);
+
+    // By making the run step depend on the install step, it will be run from the
+    // installation directory rather than directly from within the cache directory.
+    // This is not necessary, however, if the application depends on other installed
+    // files, this ensures they will be present and in the expected location.
+    run_cmd.step.dependOn(b.getInstallStep());
+
+    // This allows the user to pass arguments to the application in the build
+    // command itself, like this: `zig build run -- arg1 arg2 etc`
+    if (b.args) |args| {
+        run_cmd.addArgs(args);
+    }
+
+    // This creates a build step. It will be visible in the `zig build --help` menu,
+    // and can be selected like this: `zig build run`
+    // This will evaluate the `run` step rather than the default, which is "install".
+    const run_step = b.step("run", "Run the app");
+    run_step.dependOn(&run_cmd.step);
+
+    // Creates a step for unit testing. This only builds the test executable
+    // but does not run it.
+    const unit_tests = b.addTest(.{
+        .root_source_file = .{ .path = "src/main.zig" },
+        .target = target,
+        .optimize = optimize,
+    });
+
+    const run_unit_tests = b.addRunArtifact(unit_tests);
+
+    // Similar to creating the run step earlier, this exposes a `test` step to
+    // the `zig build --help` menu, providing a way for the user to request
+    // running the unit tests.
+    const test_step = b.step("test", "Run unit tests");
+    test_step.dependOn(&run_unit_tests.step);
+}

envrc.sample

@@ -1 +1,2 @@
 use flake .
+export CMAKE_GENERATOR=Ninja

flake.lock

@@ -5,11 +5,11 @@
         "nixpkgs-lib": "nixpkgs-lib"
       },
       "locked": {
-        "lastModified": 1701473968,
-        "narHash": "sha256-YcVE5emp1qQ8ieHUnxt1wCZCC3ZfAS+SRRWZ2TMda7E=",
+        "lastModified": 1696343447,
+        "narHash": "sha256-B2xAZKLkkeRFG5XcHHSXXcP7To9Xzr59KXeZiRf4vdQ=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "34fed993f1674c8d06d58b37ce1e0fe5eebcb9f5",
+        "rev": "c9afaba3dfa4085dbd2ccb38dfade5141e33d9d4",
         "type": "github"
       },
       "original": {
@@ -20,11 +20,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1702759837,
-        "narHash": "sha256-u3XeJVRe/Q975nwFE+6ALEwypMKJEELMJKDAhSKyq3M=",
+        "lastModified": 1696983906,
+        "narHash": "sha256-L7GyeErguS7Pg4h8nK0wGlcUTbfUMDu+HMf1UcyP72k=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "b2566f4f897ac6224e094b167d9488d03e157f28",
+        "rev": "bd1cde45c77891214131cbbea5b1203e485a9d51",
         "type": "github"
       },
       "original": {
@@ -37,11 +37,11 @@
     "nixpkgs-lib": {
       "locked": {
         "dir": "lib",
-        "lastModified": 1701253981,
-        "narHash": "sha256-ztaDIyZ7HrTAfEEUt9AtTDNoCYxUdSd6NrRHaYOIxtk=",
+        "lastModified": 1696019113,
+        "narHash": "sha256-X3+DKYWJm93DRSdC5M6K5hLqzSya9BjibtBsuARoPco=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "e92039b55bcd58469325ded85d4f58dd5a4eaf58",
+        "rev": "f5892ddac112a1e9b3612c39af1b72987ee5783a",
         "type": "github"
       },
       "original": {
@@ -54,11 +54,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1702539185,
-        "narHash": "sha256-KnIRG5NMdLIpEkZTnN5zovNYc0hhXjAgv6pfd5Z4c7U=",
+        "lastModified": 1697009197,
+        "narHash": "sha256-viVRhBTFT8fPJTb1N3brQIpFZnttmwo3JVKNuWRVc3s=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "aa9d4729cbc99dabacb50e3994dcefb3ea0f7447",
+        "rev": "01441e14af5e29c9d27ace398e6dd0b293e25a54",
         "type": "github"
       },
       "original": {

flake.nix

@@ -29,12 +29,45 @@
 
         devShells.default = with pkgs;
           mkShell {
-            LD_LIBRARY_PATH = lib.makeLibraryPath [ stdenv.cc.cc ]; # For libstdc++.so.6
-            ANDROID_HOME = "foo/bar";
+            # EM_CONFIG = pkgs.writeText ".emscripten" ''
+            #   EMSCRIPTEN_ROOT = '${pkgs.emscripten}/share/emscripten'
+            #   LLVM_ROOT = '${pkgs.emscripten.llvmEnv}/bin'
+            #   BINARYEN_ROOT = '${pkgs.binaryen}'
+            #   NODE_JS = '${pkgs.nodejs-18_x}/bin/node'
+            #   CACHE = '${toString ./.cache}'
+            # '';
+
+            nativeBuildInputs = [ clang cmake just ninja tup ];
+
+            buildInputs = [
+              sqlite
+
+              # Zig / webAssembly impl.
+              zig
+              zls
+              emscripten
+
+              # Linux graphical deps
+              ## X11              
+              xorg.libX11
+              xorg.libXcursor
+              xorg.libXi
+              xorg.libXext
+              xorg.libXrandr
+              xorg.libXinerama
+              xorg.libxcb
+              libGL
+              libGLU
+              pkg-config
+
+              ## Wayland
+              wayland-protocols
+              wayland
+              libxkbcommon
+            ];
 
-            nativeBuildInputs = [ clang just android-tools godot_4 ];
-            buildInputs = [ sqlite ];
           };
+
       };
     };
 }

godot/export_presets.cfg

@@ -1,201 +0,0 @@
-[preset.0]
-
-name="Android"
-platform="Android"
-runnable=true
-dedicated_server=false
-custom_features=""
-export_filter="all_resources"
-include_filter=""
-exclude_filter=""
-export_path=""
-encryption_include_filters=""
-encryption_exclude_filters=""
-encrypt_pck=false
-encrypt_directory=false
-
-[preset.0.options]
-
-custom_template/debug=""
-custom_template/release=""
-gradle_build/use_gradle_build=false
-gradle_build/export_format=0
-gradle_build/min_sdk=""
-gradle_build/target_sdk=""
-architectures/armeabi-v7a=false
-architectures/arm64-v8a=true
-architectures/x86=false
-architectures/x86_64=false
-version/code=1
-version/name=""
-package/unique_name="com.example.$genname"
-package/name=""
-package/signed=true
-package/app_category=2
-package/retain_data_on_uninstall=false
-package/exclude_from_recents=false
-package/show_in_android_tv=false
-package/show_in_app_library=true
-package/show_as_launcher_app=false
-launcher_icons/main_192x192=""
-launcher_icons/adaptive_foreground_432x432=""
-launcher_icons/adaptive_background_432x432=""
-graphics/opengl_debug=false
-xr_features/xr_mode=0
-screen/immersive_mode=true
-screen/support_small=true
-screen/support_normal=true
-screen/support_large=true
-screen/support_xlarge=true
-user_data_backup/allow=false
-command_line/extra_args=""
-apk_expansion/enable=false
-apk_expansion/SALT=""
-apk_expansion/public_key=""
-permissions/custom_permissions=PackedStringArray()
-permissions/access_checkin_properties=false
-permissions/access_coarse_location=false
-permissions/access_fine_location=false
-permissions/access_location_extra_commands=false
-permissions/access_mock_location=false
-permissions/access_network_state=false
-permissions/access_surface_flinger=false
-permissions/access_wifi_state=false
-permissions/account_manager=false
-permissions/add_voicemail=false
-permissions/authenticate_accounts=false
-permissions/battery_stats=false
-permissions/bind_accessibility_service=false
-permissions/bind_appwidget=false
-permissions/bind_device_admin=false
-permissions/bind_input_method=false
-permissions/bind_nfc_service=false
-permissions/bind_notification_listener_service=false
-permissions/bind_print_service=false
-permissions/bind_remoteviews=false
-permissions/bind_text_service=false
-permissions/bind_vpn_service=false
-permissions/bind_wallpaper=false
-permissions/bluetooth=false
-permissions/bluetooth_admin=false
-permissions/bluetooth_privileged=false
-permissions/brick=false
-permissions/broadcast_package_removed=false
-permissions/broadcast_sms=false
-permissions/broadcast_sticky=false
-permissions/broadcast_wap_push=false
-permissions/call_phone=false
-permissions/call_privileged=false
-permissions/camera=false
-permissions/capture_audio_output=false
-permissions/capture_secure_video_output=false
-permissions/capture_video_output=false
-permissions/change_component_enabled_state=false
-permissions/change_configuration=false
-permissions/change_network_state=false
-permissions/change_wifi_multicast_state=false
-permissions/change_wifi_state=false
-permissions/clear_app_cache=false
-permissions/clear_app_user_data=false
-permissions/control_location_updates=false
-permissions/delete_cache_files=false
-permissions/delete_packages=false
-permissions/device_power=false
-permissions/diagnostic=false
-permissions/disable_keyguard=false
-permissions/dump=false
-permissions/expand_status_bar=false
-permissions/factory_test=false
-permissions/flashlight=false
-permissions/force_back=false
-permissions/get_accounts=false
-permissions/get_package_size=false
-permissions/get_tasks=false
-permissions/get_top_activity_info=false
-permissions/global_search=false
-permissions/hardware_test=false
-permissions/inject_events=false
-permissions/install_location_provider=false
-permissions/install_packages=false
-permissions/install_shortcut=false
-permissions/internal_system_window=false
-permissions/internet=false
-permissions/kill_background_processes=false
-permissions/location_hardware=false
-permissions/manage_accounts=false
-permissions/manage_app_tokens=false
-permissions/manage_documents=false
-permissions/manage_external_storage=true
-permissions/master_clear=false
-permissions/media_content_control=false
-permissions/modify_audio_settings=false
-permissions/modify_phone_state=false
-permissions/mount_format_filesystems=false
-permissions/mount_unmount_filesystems=false
-permissions/nfc=false
-permissions/persistent_activity=false
-permissions/process_outgoing_calls=false
-permissions/read_calendar=false
-permissions/read_call_log=false
-permissions/read_contacts=false
-permissions/read_external_storage=false
-permissions/read_frame_buffer=false
-permissions/read_history_bookmarks=false
-permissions/read_input_state=false
-permissions/read_logs=false
-permissions/read_phone_state=false
-permissions/read_profile=false
-permissions/read_sms=false
-permissions/read_social_stream=false
-permissions/read_sync_settings=false
-permissions/read_sync_stats=false
-permissions/read_user_dictionary=false
-permissions/reboot=false
-permissions/receive_boot_completed=false
-permissions/receive_mms=false
-permissions/receive_sms=false
-permissions/receive_wap_push=false
-permissions/record_audio=false
-permissions/reorder_tasks=false
-permissions/restart_packages=false
-permissions/send_respond_via_message=false
-permissions/send_sms=false
-permissions/set_activity_watcher=false
-permissions/set_alarm=false
-permissions/set_always_finish=false
-permissions/set_animation_scale=false
-permissions/set_debug_app=false
-permissions/set_orientation=false
-permissions/set_pointer_speed=false
-permissions/set_preferred_applications=false
-permissions/set_process_limit=false
-permissions/set_time=false
-permissions/set_time_zone=false
-permissions/set_wallpaper=false
-permissions/set_wallpaper_hints=false
-permissions/signal_persistent_processes=false
-permissions/status_bar=false
-permissions/subscribed_feeds_read=false
-permissions/subscribed_feeds_write=false
-permissions/system_alert_window=false
-permissions/transmit_ir=false
-permissions/uninstall_shortcut=false
-permissions/update_device_stats=false
-permissions/use_credentials=false
-permissions/use_sip=false
-permissions/vibrate=false
-permissions/wake_lock=false
-permissions/write_apn_settings=false
-permissions/write_calendar=false
-permissions/write_call_log=false
-permissions/write_contacts=false
-permissions/write_external_storage=false
-permissions/write_gservices=false
-permissions/write_history_bookmarks=false
-permissions/write_profile=false
-permissions/write_secure_settings=false
-permissions/write_settings=false
-permissions/write_sms=false
-permissions/write_social_stream=false
-permissions/write_sync_settings=false
-permissions/write_user_dictionary=false

godot/main.gd

@@ -6,8 +6,6 @@ func _ready():
 	$FileDialog.access = FileDialog.ACCESS_FILESYSTEM
 	$FileDialog.use_native_dialog = true
 	
-	$MarginContainer/Unloaded/Button.pressed.connect(_on_button_pressed)
-	
 	Global.state_changed.connect(_update_state)
 	if Global.current_state == Global.State.UNLOADED:
 		pass
@@ -16,6 +14,7 @@ func _ready():
 		var s = ResourceLoader.load("res://loaded.tscn")
 		var current_scene = s.instantiate()
 		$MarginContainer.add_child(current_scene)
+		pass
 
 # Called every frame. 'delta' is the elapsed time since the previous frame.
 func _process(delta):

godot/project.godot

@@ -32,4 +32,3 @@ enabled=PackedStringArray("res://addons/godot-sqlite/plugin.cfg")
 
 renderer/rendering_method="gl_compatibility"
 renderer/rendering_method.mobile="gl_compatibility"
-textures/vram_compression/import_etc2_astc=true

justfile

@@ -1,17 +1,32 @@
+cpp_build_dir := justfile_directory() / "build"
+
 alias b := build
 alias r := run
 alias t := test
 alias fmt := format
 
-edit:
-    godot4 --editor godot/project.godot
-        
 pre-build:
     git submodule update --init --recursive
 
+raylib:
+    mkdir -p {{ cpp_build_dir }}
+    cmake -B {{ cpp_build_dir }} -S {{ justfile_directory() }}/3rd-party/raylib \
+      -DBUILD_EXAMPLES=OFF
+    cmake --build {{ cpp_build_dir }} 
+
+raygui:
+    tup
+
+deps: pre-build raylib raygui
+
 build:
     zig build -Doptimize=Debug
 
+# web-build: pre-build
+#     # zig build-lib src/main.zig -target wasm32-freestanding -dynamic -rdynamic
+#     zig build -Dtarget=wasm32-emscripten --sysroot /nix/store/lszbak7w3k1jmx3cm3qb2qzillsib71v-emscripten-3.1.24/bin/emcc
+#     # zig build -Dtarget=wasm32-emscripten
+
 run:
     nixGL zig build run -- {{ justfile_directory() }}/life.sqlite3
 
@@ -19,4 +34,5 @@ test:
     zig build test
 
 format:
+    fd -e zig -X zig fmt {}
     fd -e nix -X nix fmt {}

src/main.zig

@@ -0,0 +1,114 @@
+const std = @import("std");
+const raylib = @import("raylib.zig");
+const c = @cImport({
+    @cInclude("sqlite3.h");
+});
+
+const StateTag = enum {
+    unloaded,
+    loaded,
+};
+
+const State = union(StateTag) {
+    unloaded: void,
+    loaded: *c.sqlite3,
+};
+
+fn loadSqlite(path: [:0]const u8) State {
+    var db_opt: ?*c.sqlite3 = undefined;
+
+    const result = c.sqlite3_open(path.ptr, &db_opt);
+    if (result != c.SQLITE_OK) {
+        std.debug.print("[SQLite] err {}: {s}\n", .{ result, c.sqlite3_errmsg(db_opt) });
+        _ = c.sqlite3_close(db_opt);
+        return State{ .unloaded = {} };
+    }
+
+    if (db_opt) |db| {
+        std.debug.print("[SQLite] Success\n", .{});
+        return State{ .loaded = db };
+    }
+
+    return State{ .unloaded = {} };
+}
+
+pub fn main() !void {
+    var state = State{ .unloaded = {} };
+
+    const alloc = std.heap.c_allocator;
+
+    const args = try std.process.argsAlloc(alloc);
+    defer std.process.argsFree(alloc, args);
+
+    std.debug.print("Arguments: {s}\n", .{args});
+
+    if (args.len > 1) {
+        state = loadSqlite(args[1]);
+    }
+
+    const screen_width = 800;
+    const screen_height = 450;
+    raylib.InitWindow(screen_width, screen_height, "Loggy");
+    raylib.SetTargetFPS(60);
+
+    var file_dialog_state = raylib.InitGuiWindowFileDialog(raylib.GetWorkingDirectory());
+    // const ext = ".sqlite3";
+    // @memcpy(file_dialog_state.filterExt[0..ext.len], ext);
+    var checked = false;
+
+    while (!raylib.WindowShouldClose()) {
+        //
+        // Update
+        //
+        {
+            if (file_dialog_state.SelectFilePressed) {
+                // C-strings -> slices
+                const dir = std.mem.sliceTo(&file_dialog_state.dirPathText, 0);
+                const file = std.mem.sliceTo(&file_dialog_state.fileNameText, 0);
+
+                // slices -> C-string (null-terminated)
+                const db_path = try std.fs.path.joinZ(alloc, &[_][]const u8{ dir, file });
+                defer alloc.free(db_path);
+                state = loadSqlite(db_path);
+            }
+            file_dialog_state.SelectFilePressed = false;
+        }
+
+        //
+        // Render
+        //
+        {
+            raylib.BeginDrawing();
+            defer raylib.EndDrawing();
+            raylib.ClearBackground(raylib.RAYWHITE);
+
+            switch (state) {
+                .unloaded => {
+                    if (file_dialog_state.windowActive) raylib.GuiLock();
+                    defer raylib.GuiUnlock();
+
+                    const button_size = 200;
+                    if (raylib.GuiButton(.{ .x = (screen_width - button_size) / 2, .y = (screen_height - button_size) / 2, .width = 200, .height = 200 }, "Load db file") == 1) {
+                        file_dialog_state.windowActive = true;
+                    }
+                },
+
+                .loaded => |*db| {
+                    _ = db;
+                    const label_rect: raylib.Rectangle = .{ .x = 10, .y = 10, .width = 40, .height = 40 };
+                    _ = raylib.GuiCheckBox(label_rect, "Eat well", &checked);
+                },
+            }
+
+            raylib.GuiWindowFileDialog(&file_dialog_state);
+        }
+    }
+    raylib.CloseWindow();
+}
+
+test "simple test" {
+    var list = std.ArrayList(i32).init(std.testing.allocator);
+    defer list.deinit(); // try commenting this out and see if zig detects the memory leak!
+    try list.append(42);
+    try std.testing.expectEqual(@as(i32, 42), list.pop());
+}

src/raylib.zig

@@ -0,0 +1,5 @@
+pub usingnamespace @cImport({
+    @cInclude("raylib.h");
+    @cInclude("raygui.h");
+    @cInclude("examples/custom_file_dialog/gui_window_file_dialog.h");
+});