[cmake, frontend] Add nightly build modifier (#3431)

The `NIGHTLY_BUILD` option changes the app name to "Eden Nightly" and
changes the auto-update URL to use our new Nightly repository.

This needs added to Android, but I can't right now as I have to leave.

Signed-off-by: crueter <crueter@eden-emu.dev>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/3431

9 files changed, 125 insertions, 40 deletions

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 014134c14e..f8afaeb328 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -20,6 +20,10 @@ if (YUZU_STATIC_BUILD)
     add_compile_definitions(QT_STATICPLUGIN)
 endif()
 
+if (NIGHTLY_BUILD)
+    add_compile_definitions(NIGHTLY_BUILD)
+endif()
+
 # Set compilation flags
 if (MSVC AND NOT CXX_CLANG)
     set(CMAKE_CONFIGURATION_TYPES Debug Release CACHE STRING "" FORCE)
diff --git a/src/android/app/build.gradle.kts b/src/android/app/build.gradle.kts
index 185704c8fe..06c35669ce 100644
--- a/src/android/app/build.gradle.kts
+++ b/src/android/app/build.gradle.kts
@@ -5,6 +5,7 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 // import android.annotation.SuppressLint
+import com.android.build.gradle.api.ApplicationVariant
 import kotlin.collections.setOf
 import org.jlleitschuh.gradle.ktlint.reporter.ReporterType
 import com.github.triplet.gradle.androidpublisher.ReleaseStatus
@@ -37,6 +38,9 @@ android {
     compileSdkVersion = "android-36"
     ndkVersion = "28.2.13676358"
 
+    val isNightly =
+        providers.gradleProperty("nightly").orNull?.toBooleanStrictOrNull() ?: false
+
     buildFeatures {
         viewBinding = true
     }
@@ -71,6 +75,7 @@ android {
                 val extraCMakeArgs =
                     (project.findProperty("YUZU_ANDROID_ARGS") as String?)?.split("\\s+".toRegex())
                         ?: emptyList()
+
                 arguments.addAll(
                     listOf(
                         "-DENABLE_QT=0", // Don't use QT
@@ -89,6 +94,13 @@ android {
                     )
                 )
 
+                if (isNightly) {
+                    arguments.addAll(listOf(
+                        "-DENABLE_UPDATE_CHECKER=ON",
+                        "-DNIGHTLY_BUILD=ON",
+                    ))
+                }
+
                 abiFilters("arm64-v8a")
             }
         }
@@ -125,7 +137,12 @@ android {
                 signingConfigs.getByName("default")
             }
 
-            manifestPlaceholders += mapOf("appNameSuffix" to "")
+            if (isNightly) {
+                applicationIdSuffix = ".nightly"
+                manifestPlaceholders += mapOf("appNameSuffix" to " Nightly")
+            } else {
+                manifestPlaceholders += mapOf("appNameSuffix" to "")
+            }
 
             isMinifyEnabled = true
             isDebuggable = false
@@ -239,6 +256,15 @@ android {
             path = file("${edenDir}/CMakeLists.txt")
         }
     }
+
+    productFlavors.all {
+        val currentName = manifestPlaceholders["appNameBase"] as? String ?: "Eden"
+        val suffix = if (isNightly) " Nightly" else ""
+
+        // apply nightly suffix I/A
+        resValue("string", "app_name_suffixed", "$currentName$suffix")
+        resValue("string", "app_name", "Eden$suffix")
+    }
 }
 
 idea {
@@ -258,7 +284,7 @@ tasks.register<Delete>("ktlintReset", fun Delete.() {
 val showFormatHelp = {
     logger.lifecycle(
         "If this check fails, please try running \"gradlew ktlintFormat\" for automatic " +
-            "codestyle fixes"
+                "codestyle fixes"
     )
 }
 tasks.getByPath("ktlintKotlinScriptCheck").doFirst { showFormatHelp.invoke() }
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/NativeLibrary.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/NativeLibrary.kt
index 8919f25fd6..4082454e7b 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/NativeLibrary.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/NativeLibrary.kt
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // SPDX-FileCopyrightText: 2023 yuzu Emulator Project
@@ -218,7 +218,7 @@ object NativeLibrary {
     /**
      * Checks for available updates.
      */
-    external fun checkForUpdate(): String?
+    external fun checkForUpdate(): Array<String>?
 
     /**
      * Return the URL to the release page
@@ -228,7 +228,7 @@ object NativeLibrary {
     /**
      * Return the URL to download the APK for the given version
      */
-    external fun getUpdateApkUrl(version: String, packageId: String): String
+    external fun getUpdateApkUrl(tag: String, artifact: String, packageId: String): String
 
     /**
      * Returns whether the update checker is enabled through CMAKE options.
@@ -236,6 +236,11 @@ object NativeLibrary {
     external fun isUpdateCheckerEnabled(): Boolean
 
     /**
+     * Returns whether or not this is a nightly build.
+     */
+    external fun isNightlyBuild(): Boolean
+
+    /**
      * Returns the build version generated by CMake (BUILD_VERSION).
      */
     external fun getBuildVersion(): String
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt
index 23716ac5a5..8186a6b18f 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 package org.yuzu.yuzu_emu.ui.main
@@ -183,18 +183,26 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
             val latestVersion = NativeLibrary.checkForUpdate()
             if (latestVersion != null) {
                 runOnUiThread {
-                    showUpdateDialog(latestVersion)
+                    val tag: String = latestVersion[0]
+                    val name: String = latestVersion[1]
+                    showUpdateDialog(tag, name)
                 }
             }
         }.start()
     }
 
-    private fun showUpdateDialog(version: String) {
+    private fun showUpdateDialog(tag: String, name: String) {
         MaterialAlertDialogBuilder(this)
             .setTitle(R.string.update_available)
-            .setMessage(getString(R.string.update_available_description, version))
+            .setMessage(getString(R.string.update_available_description, name))
             .setPositiveButton(android.R.string.ok) { _, _ ->
-                downloadAndInstallUpdate(version)
+                var artifact = tag
+                // Nightly builds have a slightly different format
+                if (NativeLibrary.isNightlyBuild()) {
+                    val splitTag = tag.split('.')
+                    artifact = splitTag.subList(1, splitTag.size - 1).joinToString(".")
+                }
+                downloadAndInstallUpdate(tag, artifact)
             }
             .setNeutralButton(R.string.cancel) { dialog, _ ->
                 dialog.dismiss()
@@ -207,11 +215,11 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
             .show()
     }
 
-    private fun downloadAndInstallUpdate(version: String) {
+    private fun downloadAndInstallUpdate(version: String, artifact: String) {
         CoroutineScope(Dispatchers.IO).launch {
             val packageId = applicationContext.packageName
-            val apkUrl = NativeLibrary.getUpdateApkUrl(version, packageId)
-            val apkFile = File(cacheDir, "update-$version.apk")
+            val apkUrl = NativeLibrary.getUpdateApkUrl(version, artifact, packageId)
+            val apkFile = File(cacheDir, "update-$artifact.apk")
 
             withContext(Dispatchers.Main) {
                 showDownloadProgressDialog()
diff --git a/src/android/app/src/main/jni/native.cpp b/src/android/app/src/main/jni/native.cpp
index 5746659b68..550befa85c 100644
--- a/src/android/app/src/main/jni/native.cpp
+++ b/src/android/app/src/main/jni/native.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
@@ -1595,7 +1595,6 @@ JNIEXPORT void JNICALL Java_org_yuzu_yuzu_1emu_NativeLibrary_updatePowerState(
     g_has_battery.store(hasBattery, std::memory_order_relaxed);
 }
 
-//  return #ifdef ENABLE_UPDATE_CHECKER
 JNIEXPORT jboolean JNICALL Java_org_yuzu_yuzu_1emu_NativeLibrary_isUpdateCheckerEnabled(
         JNIEnv* env,
         jobject obj) {
@@ -1606,22 +1605,47 @@ JNIEXPORT jboolean JNICALL Java_org_yuzu_yuzu_1emu_NativeLibrary_isUpdateChecker
 #endif
     }
 
+JNIEXPORT jboolean JNICALL Java_org_yuzu_yuzu_1emu_NativeLibrary_isNightlyBuild(
+    JNIEnv* env,
+    jobject obj) {
+#ifdef NIGHTLY_BUILD
+    return JNI_TRUE;
+#else
+    return JNI_FALSE;
+#endif
+}
+
+
 #ifdef ENABLE_UPDATE_CHECKER
 
-JNIEXPORT jstring JNICALL Java_org_yuzu_yuzu_1emu_NativeLibrary_checkForUpdate(
+JNIEXPORT jobjectArray JNICALL Java_org_yuzu_yuzu_1emu_NativeLibrary_checkForUpdate(
         JNIEnv* env,
         jobject obj) {
     const bool is_prerelease = ((strstr(Common::g_build_version, "pre-alpha") != nullptr) ||
                                 (strstr(Common::g_build_version, "alpha") != nullptr) ||
                                 (strstr(Common::g_build_version, "beta") != nullptr) ||
                                 (strstr(Common::g_build_version, "rc") != nullptr));
-    const std::optional<std::string> latest_release_tag =
+    const std::optional<UpdateChecker::Update> release =
         UpdateChecker::GetLatestRelease(is_prerelease);
 
-    if (latest_release_tag && latest_release_tag.value() != Common::g_build_version) {
-        return env->NewStringUTF(latest_release_tag.value().c_str());
+    if (!release || release->tag == Common::g_build_version) {
+        return nullptr;
     }
-    return nullptr;
+
+    const std::string tag = release->tag;
+    const std::string name = release->name;
+
+    jobjectArray result = env->NewObjectArray(2, env->FindClass("java/lang/String"), nullptr);
+
+    const jstring jtag = env->NewStringUTF(tag.c_str());
+    const jstring jname = env->NewStringUTF(name.c_str());
+
+    env->SetObjectArrayElement(result, 0, jtag);
+    env->SetObjectArrayElement(result, 1, jname);
+    env->DeleteLocalRef(jtag);
+    env->DeleteLocalRef(jname);
+
+    return result;
 }
 
 JNIEXPORT jstring JNICALL Java_org_yuzu_yuzu_1emu_NativeLibrary_getUpdateUrl(
@@ -1640,9 +1664,11 @@ JNIEXPORT jstring JNICALL Java_org_yuzu_yuzu_1emu_NativeLibrary_getUpdateUrl(
 JNIEXPORT jstring JNICALL Java_org_yuzu_yuzu_1emu_NativeLibrary_getUpdateApkUrl(
         JNIEnv* env,
         jobject obj,
-        jstring version,
+        jstring tag,
+        jstring artifact,
         jstring packageId) {
-    const char* version_str = env->GetStringUTFChars(version, nullptr);
+    const char* version_str = env->GetStringUTFChars(tag, nullptr);
+    const char* artifact_str = env->GetStringUTFChars(artifact, nullptr);
     const char* package_id_str = env->GetStringUTFChars(packageId, nullptr);
 
     std::string variant;
@@ -1653,7 +1679,11 @@ JNIEXPORT jstring JNICALL Java_org_yuzu_yuzu_1emu_NativeLibrary_getUpdateApkUrl(
     } else if (package_id.find("com.miHoYo.Yuanshen") != std::string::npos) {
         variant = "optimized";
     } else {
+#ifdef ARCHITECTURE_arm64
         variant = "standard";
+#else
+        variant = "chromeos";
+#endif
     }
 
     const std::string apk_filename = fmt::format("Eden-Android-{}-{}.apk", version_str, variant);
@@ -1663,7 +1693,7 @@ JNIEXPORT jstring JNICALL Java_org_yuzu_yuzu_1emu_NativeLibrary_getUpdateApkUrl(
         version_str,
         apk_filename);
 
-    env->ReleaseStringUTFChars(version, version_str);
+    env->ReleaseStringUTFChars(tag, version_str);
     env->ReleaseStringUTFChars(packageId, package_id_str);
     return env->NewStringUTF(url.c_str());
 }
diff --git a/src/frontend_common/update_checker.cpp b/src/frontend_common/update_checker.cpp
index 9a8143c788..21bb6c4c7d 100644
--- a/src/frontend_common/update_checker.cpp
+++ b/src/frontend_common/update_checker.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // Copyright Citra Emulator Project / Azahar Emulator Project
@@ -78,7 +78,7 @@ std::optional<std::string> UpdateChecker::GetResponse(std::string url, std::stri
     }
 }
 
-std::optional<std::string> UpdateChecker::GetLatestRelease(bool include_prereleases) {
+std::optional<UpdateChecker::Update> UpdateChecker::GetLatestRelease(bool include_prereleases) {
     const auto update_check_url = std::string{Common::g_build_auto_update_api};
     std::string update_check_path = fmt::format("/repos/{}",
                                                 std::string{Common::g_build_auto_update_repo});
@@ -96,6 +96,9 @@ std::optional<std::string> UpdateChecker::GetLatestRelease(bool include_prerelea
 
             const std::string latest_tag
                 = nlohmann::json::parse(tags_response.value()).at(0).at("name");
+            const std::string latest_name =
+                nlohmann::json::parse(releases_response.value()).at(0).at("name");
+
             const bool latest_tag_has_release = releases_response.value().find(
                                                     fmt::format("\"{}\"", latest_tag))
                                                 != std::string::npos;
@@ -105,7 +108,7 @@ std::optional<std::string> UpdateChecker::GetLatestRelease(bool include_prerelea
             if (!latest_tag_has_release)
                 return {};
 
-            return latest_tag;
+            return Update{latest_tag, latest_name};
         } else { // This is a stable release, only check for other stable releases.
             update_check_path += "/releases/latest";
             const auto response = UpdateChecker::GetResponse(update_check_url, update_check_path);
@@ -114,7 +117,9 @@ std::optional<std::string> UpdateChecker::GetLatestRelease(bool include_prerelea
                 return {};
 
             const std::string latest_tag = nlohmann::json::parse(response.value()).at("tag_name");
-            return latest_tag;
+            const std::string latest_name = nlohmann::json::parse(response.value()).at("name");
+
+            return Update{latest_tag, latest_name};
         }
 
     } catch (nlohmann::detail::out_of_range &) {
diff --git a/src/frontend_common/update_checker.h b/src/frontend_common/update_checker.h
index 957843bee0..9dbb321eef 100644
--- a/src/frontend_common/update_checker.h
+++ b/src/frontend_common/update_checker.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // Copyright Citra Emulator Project / Azahar Emulator Project
@@ -11,6 +11,12 @@
 #include <string>
 
 namespace UpdateChecker {
+
+typedef struct {
+    std::string tag;
+    std::string name;
+} Update;
+
 std::optional<std::string> GetResponse(std::string url, std::string path);
-std::optional<std::string> GetLatestRelease(bool include_prereleases);
+std::optional<Update> GetLatestRelease(bool include_prereleases);
 } // namespace UpdateChecker
diff --git a/src/yuzu/main_window.cpp b/src/yuzu/main_window.cpp
index cffd9f4444..3ca6eaf99c 100644
--- a/src/yuzu/main_window.cpp
+++ b/src/yuzu/main_window.cpp
@@ -516,17 +516,17 @@ MainWindow::MainWindow(bool has_broken_vulkan)
 
 #ifdef ENABLE_UPDATE_CHECKER
     if (UISettings::values.check_for_updates) {
-        update_future = QtConcurrent::run([]() -> QString {
+        update_future = QtConcurrent::run([]() -> UpdateChecker::Update {
             const bool is_prerelease = ((strstr(Common::g_build_version, "pre-alpha") != NULL) ||
                                         (strstr(Common::g_build_version, "alpha") != NULL) ||
                                         (strstr(Common::g_build_version, "beta") != NULL) ||
                                         (strstr(Common::g_build_version, "rc") != NULL));
-            const std::optional<std::string> latest_release_tag =
+            const std::optional<UpdateChecker::Update> latest_release_tag =
                 UpdateChecker::GetLatestRelease(is_prerelease);
-            if (latest_release_tag && latest_release_tag.value() != Common::g_build_version) {
-                return QString::fromStdString(latest_release_tag.value());
+            if (latest_release_tag && latest_release_tag->tag != Common::g_build_version) {
+                return latest_release_tag.value();
             }
-            return QString{};
+            return UpdateChecker::Update{};
         });
         update_watcher.connect(&update_watcher, &QFutureWatcher<QString>::finished, this,
                                &MainWindow::OnEmulatorUpdateAvailable);
@@ -4020,8 +4020,8 @@ void MainWindow::OnCaptureScreenshot() {
 
 #ifdef ENABLE_UPDATE_CHECKER
 void MainWindow::OnEmulatorUpdateAvailable() {
-    QString version_string = update_future.result();
-    if (version_string.isEmpty())
+    UpdateChecker::Update version = update_future.result();
+    if (version.tag.empty())
         return;
 
     QMessageBox update_prompt(this);
@@ -4030,14 +4030,14 @@ void MainWindow::OnEmulatorUpdateAvailable() {
     update_prompt.addButton(QMessageBox::Yes);
     update_prompt.addButton(QMessageBox::Ignore);
     update_prompt.setText(
-        tr("Download the %1 update?").arg(version_string));
+        tr("Download %1?").arg(version.name));
     update_prompt.exec();
     if (update_prompt.button(QMessageBox::Yes) == update_prompt.clickedButton()) {
         auto const full_url = fmt::format("{}/{}/releases/tag/",
                                           std::string{Common::g_build_auto_update_website},
                                           std::string{Common::g_build_auto_update_repo}
                                           );
-        QDesktopServices::openUrl(QUrl(QString::fromStdString(full_url) + version_string));
+        QDesktopServices::openUrl(QUrl(QString::fromStdString(full_url + version.tag)));
     }
 }
 #endif
diff --git a/src/yuzu/main_window.h b/src/yuzu/main_window.h
index fe91ea18f1..351a581729 100644
--- a/src/yuzu/main_window.h
+++ b/src/yuzu/main_window.h
@@ -18,6 +18,7 @@
 
 #include "common/common_types.h"
 #include "frontend_common/content_manager.h"
+#include "frontend_common/update_checker.h"
 #include "input_common/drivers/tas_input.h"
 #include "qt_common/config/qt_config.h"
 #include "qt_common/util/game.h"
@@ -471,8 +472,8 @@ private:
     std::shared_ptr<InputCommon::InputSubsystem> input_subsystem;
 
 #ifdef ENABLE_UPDATE_CHECKER
-    QFuture<QString> update_future;
-    QFutureWatcher<QString> update_watcher;
+    QFuture<UpdateChecker::Update> update_future;
+    QFutureWatcher<UpdateChecker::Update> update_watcher;
 #endif
 
     MultiplayerState* multiplayer_state = nullptr;