From c62aaab0f37a163bcdc5f8dae7e975e21fdefd61 Mon Sep 17 00:00:00 2001
From: AbdallahMehiz <abdallahmehiz0@gmail.com>
Date: Sat, 31 Aug 2024 03:53:38 +0100
Subject: [PATCH] refactor: implement timestamps metadata in release for fdroid

---
 .github/workflows/release.yml | 14 ++++++++++++--
 app/build.gradle.kts          | 24 ++++++++++++++++++++----
 2 files changed, 32 insertions(+), 6 deletions(-)

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 5c930a6..7203655 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -23,8 +23,15 @@ jobs:
           distribution: 'adopt'
           java-version: 17
 
-      - name: Make gradlew executable
-        run: chmod +x ./gradlew
+      - name: Pre-build
+        run: |
+          set -e
+          
+          timestamp=`date +%s`
+          echo "timestamp=$timestamp" >> local.properties
+          echo "BUILD_TIMESTAMP=$timestamp" >> $GITHUB_ENV
+          
+          chmod +x ./gradlew
 
       - name: Build release with Gradle
         run: ./gradlew assembleRelease
@@ -56,6 +63,8 @@ jobs:
           cp app/build/outputs/apk/release/app-{}-release-unsigned-signed.apk mpvKt-{}-${{ env.VERSION_TAG }}.apk
           sha=$(sha256sum mpvKt-{}-${{ env.VERSION_TAG }}.apk | awk '\''{ print $1 }'\'')
           echo "apk-{}-sha256=$sha" >> $GITHUB_ENV'
+          
+          echo '{"timestamp": $timestamp}' | jq >> build-metadata.json
 
       - name: Create release
         uses: softprops/action-gh-release@v1
@@ -75,6 +84,7 @@ jobs:
             | x86 | ${{ env.apk-x86-sha256 }}
             | x86_64 | ${{ env.apk-x86_64-sha256 }} |
           files: |
+            build-metadata.json
             mpvKt-universal-${{ env.VERSION_TAG }}.apk
             mpvKt-arm64-v8a-${{ env.VERSION_TAG }}.apk
             mpvKt-armeabi-v7a-${{ env.VERSION_TAG }}.apk
diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 06385fa..15351d9 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -1,8 +1,11 @@
 import io.gitlab.arturbosch.detekt.Detekt
 import org.apache.commons.io.output.ByteArrayOutputStream
-import java.time.LocalDateTime
+import java.io.FileInputStream
+import java.io.InputStreamReader
+import java.time.Instant
 import java.time.ZoneOffset
 import java.time.format.DateTimeFormatter
+import java.util.Properties
 
 plugins {
   alias(libs.plugins.ksp)
@@ -28,12 +31,12 @@ android {
     vectorDrawables {
       useSupportLibrary = true
     }
-
-    val dateTimeFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss")
+    val timestamp: Long = getLocalProperty("timestamp").toLong()
+    val dateTimeFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")
     buildConfigField(
       "String",
       "BUILD_TIME",
-      "\"${LocalDateTime.now(ZoneOffset.UTC).format(dateTimeFormatter)}\"",
+      "\"${Instant.ofEpochSecond(timestamp).atOffset(ZoneOffset.UTC).format(dateTimeFormatter)}\"",
     )
 
     buildConfigField("String", "GIT_SHA", "\"${getCommitSha()}\"")
@@ -163,3 +166,16 @@ fun runCommand(command: String): String {
   }
   return String(stdOut.toByteArray()).trim()
 }
+
+// https://stackoverflow.com/questions/60474010/read-value-from-local-properties-via-kotlin-dsl
+fun getLocalProperty(key: String, file: String = "local.properties"): String {
+  val properties = Properties()
+  val localProperties = File(file)
+  if (localProperties.isFile) {
+    InputStreamReader(FileInputStream(localProperties), Charsets.UTF_8).use { reader ->
+      properties.load(reader)
+    }
+  } else error("File from not found")
+
+  return properties.getProperty(key)
+}