From 935f1fcf3f8e4f9da4774d932b65ae77b44cc773 Mon Sep 17 00:00:00 2001
From: AntsyLich <59261191+AntsyLich@users.noreply.github.com>
Date: Wed, 19 Mar 2025 16:17:43 +0600
Subject: [PATCH] Use current time as build time for preview builds (#1876)

---
 app/build.gradle.kts                                  | 4 +++-
 buildSrc/src/main/kotlin/mihon/buildlogic/Commands.kt | 7 ++++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 1b6071928..632d5dd5a 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -31,7 +31,7 @@ android {
 
         buildConfigField("String", "COMMIT_COUNT", "\"${getCommitCount()}\"")
         buildConfigField("String", "COMMIT_SHA", "\"${getGitSha()}\"")
-        buildConfigField("String", "BUILD_TIME", "\"${getBuildTime()}\"")
+        buildConfigField("String", "BUILD_TIME", "\"${getBuildTime(useLastCommitTime = false)}\"")
         buildConfigField("boolean", "TELEMETRY_INCLUDED", "${Config.includeTelemetry}")
         buildConfigField("boolean", "UPDATER_ENABLED", "${Config.enableUpdater}")
 
@@ -71,6 +71,8 @@ android {
             signingConfig = debug.signingConfig
 
             matchingFallbacks.addAll(commonMatchingFallbacks)
+
+            buildConfigField("String", "BUILD_TIME", "\"${getBuildTime(useLastCommitTime = false)}\"")
         }
         create("benchmark") {
             initWith(release)
diff --git a/buildSrc/src/main/kotlin/mihon/buildlogic/Commands.kt b/buildSrc/src/main/kotlin/mihon/buildlogic/Commands.kt
index 850364a31..f3470f957 100644
--- a/buildSrc/src/main/kotlin/mihon/buildlogic/Commands.kt
+++ b/buildSrc/src/main/kotlin/mihon/buildlogic/Commands.kt
@@ -20,7 +20,12 @@ fun Project.getGitSha(): String {
 
 private val BUILD_TIME_FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss'Z'")
 
-fun Project.getBuildTime(useLastCommitTime: Boolean = false): String {
+/**
+ * @param useLastCommitTime If `true`, the build time is based on the timestamp of the last Git commit;
+ *                          otherwise, the current time is used. Both are in UTC.
+ * @return A formatted string representing the build time. The format used is defined by [BUILD_TIME_FORMATTER].
+ */
+fun Project.getBuildTime(useLastCommitTime: Boolean): String {
     return if (useLastCommitTime) {
         val epoch = runCommand("git log -1 --format=%ct").toLong()
         Instant.ofEpochSecond(epoch).atOffset(ZoneOffset.UTC).format(BUILD_TIME_FORMATTER)