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bizz84/update-android-project.sh

Created November 18, 2024 09:17
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  1. bizz84 created this gist Nov 18, 2024.
    62 changes: 62 additions & 0 deletions update-android-project.sh
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    #!/bin/bash
    # Update Gradle, Java and other Android project settings in a Flutter project

    # See: https://gradle.org/releases/
    DESIRED_GRADLE_VERSION="8.9"
    # Build errors often show the required Java version
    DESIRED_JAVA_VERSION="17"
    # See: https://developer.android.com/ndk/downloads
    DESIRED_NDK_VERSION="27.0.12077973"
    # The minimum Android SDK version
    DESIRED_MIN_SDK_VERSION="24"
    # Google Play Stores requires a minimum target SDK version
    DESIRED_TARGET_SDK="34"
    # This shouldn't be too old, otherwise it won't compile with the DESIRED_GRADLE_VERSION set above
    DESIRED_ANDROID_APPLICATION_VERSION="8.7.2"

    # Exit if this is not a Flutter project
    if [ ! -f "pubspec.yaml" ]; then
    echo "This is not a Flutter project"
    exit 1
    fi

    # Exit if the Android directory does not exist
    if [ ! -d "android" ]; then
    echo "The Android directory does not exist"
    exit 1
    fi

    # Navigate to the Android directory
    cd android

    # Update Gradle version (if specified)
    if [ -n "$DESIRED_GRADLE_VERSION" ]; then
    sed -i '' "s/gradle-.*-all.zip/gradle-${DESIRED_GRADLE_VERSION}-all.zip/" gradle/wrapper/gradle-wrapper.properties
    fi

    # Update Java version (if specified)
    if [ -n "$DESIRED_JAVA_VERSION" ]; then
    sed -i '' "s/JavaVersion.VERSION_[0-9_]*/JavaVersion.VERSION_${DESIRED_JAVA_VERSION}/" app/build.gradle
    fi

    # Update NDK version (if specified)
    if [ -n "$DESIRED_NDK_VERSION" ]; then
    sed -i '' "s/ndkVersion = .*/ndkVersion = \"${DESIRED_NDK_VERSION}\"/" app/build.gradle
    fi

    # Update minSdk version (if specified)
    if [ -n "$DESIRED_MIN_SDK_VERSION" ]; then
    sed -i '' "s/minSdk = .*/minSdk = ${DESIRED_MIN_SDK_VERSION}/" app/build.gradle
    fi

    # Update targetSdk version (if specified)
    if [ -n "$DESIRED_TARGET_SDK" ]; then
    sed -i '' "s/targetSdk = .*/targetSdk = ${DESIRED_TARGET_SDK}/" app/build.gradle
    fi

    # Update com.android.application version in settings.gradle (if specified)
    if [ -n "$DESIRED_ANDROID_APPLICATION_VERSION" ]; then
    sed -i '' "s/id \"com.android.application\" version \".*\" apply false/id \"com.android.application\" version \"${DESIRED_ANDROID_APPLICATION_VERSION}\" apply false/" settings.gradle
    fi

    echo "Android project updated. Run 'git diff' to see the changes or 'git reset --hard' to discard them."