Smarter Unity build script for MacOS.

unity-build.sh

#!/bin/zsh

# Define build targets and descriptions in an associative array
typeset -A build_targets
build_targets=(
    ["StandaloneOSX"]="Build a macOS standalone (Intel 64-bit)."
    ["StandaloneWindows"]="Build a Windows standalone."
    ["iOS"]="Build an iOS player."
    ["Android"]="Build an Android .apk standalone app."
    ["StandaloneWindows64"]="Build a Windows 64-bit standalone."
    ["WebGL"]="Build to WebGL platform."
    ["WSAPlayer"]="Build an Windows Store Apps player."
    ["StandaloneLinux64"]="Build a Linux 64-bit standalone."
    ["PS4"]="Build a PS4 Standalone."
    ["XboxOne"]="Build a Xbox One Standalone."
    ["tvOS"]="Build to Apple's tvOS platform."
    ["Switch"]="Build a Nintendo Switch player."
    ["Stadia"]="Build a Stadia standalone."
    ["LinuxHeadlessSimulation"]="Build a LinuxHeadlessSimulation standalone."
    ["PS5"]="Build to PlayStation 5 platform."
    ["VisionOS"]="Build a visionOS player."
)

# Usage information
usage() {
    local show_targets=$1
    echo "  Usage: \n\t unity-build [-m Build Method] [-v Unity Version] [-p Project Path] [-t Target Platform]\n"
    echo "  -h, --help      Display this help message"
    echo "  -m, --method    Method Name for building (e.g., Builder.BuildMyClient). Required."
    echo "  -v, --version   Unity Version (e.g., 2023.1.14f1). Defaults to version in ProjectSettings/ProjectVersion.txt"
    echo "  -p, --path      Project Path. Defaults to current directory"
    echo "  -t, --target    Target Platform (e.g., WebGL). Defaults to StandaloneOSX"

    if [[ $show_targets == true ]]; then
        # Find the maximum length of target names
        local max_length=0
        for target description in ${(kv)build_targets}; do
            (( ${#target} > max_length )) && max_length=${#target}
        done

        echo "\n  Build Targets:"
        for target description in ${(kv)build_targets}; do
            printf "    %-${max_length}s %s\n" "$target" "$description"
        done
    fi

    exit 1
}


# Function to extract Unity version from ProjectSettings/ProjectVersion.txt
get_unity_version() {
    local version_file="ProjectSettings/ProjectVersion.txt"
    if [ -f "$version_file" ]; then
        grep "m_EditorVersion:" "$version_file" | cut -d ' ' -f2
    else
        echo "Error: Unable to find Unity version file ($version_file)."
        exit 1
    fi
}

# Default values
UNITY_VERSION=$(get_unity_version)
PROJECT_PATH=$(pwd)
METHOD_NAME=""
TARGET_PLATFORM="StandaloneOSX"

# Parse command-line options
while getopts ":v:p:t:m:h-:" opt; do
    case "${opt}" in
        v)
            UNITY_VERSION=${OPTARG}
        ;;
        p)
            PROJECT_PATH=${OPTARG}
        ;;
        t)
            TARGET_PLATFORM=${OPTARG}
        ;;
        m)
            METHOD_NAME=${OPTARG}
        ;;
        h)
            usage true
        ;;
        -)
            case "${OPTARG}" in
                version)
                    UNITY_VERSION=$argv[$(( OPTIND + 1 ))]; OPTIND=$(( OPTIND + 2 ))
                ;;
                path)
                    PROJECT_PATH=$argv[$(( OPTIND + 1 ))]; OPTIND=$(( OPTIND + 2 ))
                ;;
                target)
                    TARGET_PLATFORM=$argv[$(( OPTIND + 1 ))]; OPTIND=$(( OPTIND + 2 ))
                ;;
                method)
                    METHOD_NAME=$argv[$(( OPTIND + 1 ))]; OPTIND=$(( OPTIND + 2 ))
                ;;
                help)
                    usage true
                ;;
                *)
                    echo "Invalid option: --${OPTARG}" >&2
                    usage
                ;;
            esac
        ;;
        \?)
            echo "Invalid option: -$OPTARG" >&2
            usage
        ;;
        :)
            echo "Option -$OPTARG requires an argument." >&2
            usage
        ;;
    esac
done

# Check if the method name is provided
if [ -z "$METHOD_NAME" ]; then
    echo "Error: Method Name not provided."
    usage
fi

# Construct the path to the Unity executable
UNITY_EDITOR_PATH="/Applications/Unity/Hub/Editor/$UNITY_VERSION/Unity.app/Contents/MacOS/Unity"

# Call Unity with the specified parameters and redirect log to a file
"$UNITY_EDITOR_PATH" -quit -batchmode -projectPath "$PROJECT_PATH" -executeMethod "$METHOD_NAME" -buildTarget "$TARGET_PLATFORM" -logFile -

# Check if Unity build was successful
if [ $? -eq 0 ]; then
    echo "Unity build completed successfully."
else
    echo "Unity build failed."
fi

unity-open.sh

#!/bin/zsh

# Define build targets and descriptions in an associative array
typeset -A build_targets
build_targets=(
    ["StandaloneOSX"]="Target a macOS standalone (Intel 64-bit)."
    ["StandaloneWindows"]="Target a Windows standalone."
    ["iOS"]="Target an iOS player."
    ["Android"]="Target an Android .apk standalone app."
    ["StandaloneWindows64"]="Target a Windows 64-bit standalone."
    ["WebGL"]="Target to WebGL platform."
    ["WSAPlayer"]="Target an Windows Store Apps player."
    ["StandaloneLinux64"]="Target a Linux 64-bit standalone."
    ["PS4"]="Target a PS4 Standalone."
    ["XboxOne"]="Target a Xbox One Standalone."
    ["tvOS"]="Target to Apple's tvOS platform."
    ["Switch"]="Target a Nintendo Switch player."
    ["Stadia"]="Target a Stadia standalone."
    ["LinuxHeadlessSimulation"]="Target a LinuxHeadlessSimulation standalone."
    ["PS5"]="Target to PlayStation 5 platform."
    ["VisionOS"]="Target a visionOS player."
)

# Usage information
usage() {
    local show_targets=$1
    echo "  Usage: \n\t unity-open [-v Unity Version] [-p Project Path] [-t Target Platform]\n"
    echo "  -h, --help      Display this help message"
    echo "  -v, --version   Unity Version (e.g., 2023.1.14f1). Defaults to version in ProjectSettings/ProjectVersion.txt"
    echo "  -p, --path      Project Path. Defaults to current directory"
    echo "  -t, --target    Target Platform (e.g., WebGL). Defaults to StandaloneOSX"

    if [[ $show_targets == true ]]; then
        # Find the maximum length of target names
        local max_length=0
        for target description in ${(kv)build_targets}; do
            (( ${#target} > max_length )) && max_length=${#target}
        done

        echo "\n  Build Targets:"
        for target description in ${(kv)build_targets}; do
            printf "    %-${max_length}s %s\n" "$target" "$description"
        done
    fi

    exit 1
}

# Function to extract Unity version from ProjectSettings/ProjectVersion.txt
get_unity_version() {
    local version_file="ProjectSettings/ProjectVersion.txt"
    if [ -f "$version_file" ]; then
        grep "m_EditorVersion:" "$version_file" | cut -d ' ' -f2
    else
        echo "Error: Unable to find Unity version file ($version_file)."
        exit 1
    fi
}

# Default values
UNITY_VERSION=$(get_unity_version)
PROJECT_PATH=$(pwd)
TARGET_PLATFORM="StandaloneOSX"

# Parse command-line options
while getopts ":v:p:t:h-:" opt; do
    case "${opt}" in
        v)
            UNITY_VERSION=${OPTARG}
        ;;
        p)
            PROJECT_PATH=${OPTARG}
        ;;
        t)
            TARGET_PLATFORM=${OPTARG}
        ;;
        h)
            usage true
        ;;
        -)
            case "${OPTARG}" in
                version)
                    UNITY_VERSION=$argv[$(( OPTIND + 1 ))]; OPTIND=$(( OPTIND + 2 ))
                ;;
                path)
                    PROJECT_PATH=$argv[$(( OPTIND + 1 ))]; OPTIND=$(( OPTIND + 2 ))
                ;;
                target)
                    TARGET_PLATFORM=$argv[$(( OPTIND + 1 ))]; OPTIND=$(( OPTIND + 2 ))
                ;;
                help)
                    usage true
                ;;
                *)
                    echo "Invalid option: --${OPTARG}" >&2
                    usage
                ;;
            esac
        ;;
        \?)
            echo "Invalid option: -$OPTARG" >&2
            usage
        ;;
        :)
            echo "Option -$OPTARG requires an argument." >&2
            usage
        ;;
    esac
done

# Construct the path to the Unity executable
UNITY_EDITOR_PATH="/Applications/Unity/Hub/Editor/$UNITY_VERSION/Unity.app/Contents/MacOS/Unity"

# Call Unity with the specified parameters and redirect log to a file
nohup "$UNITY_EDITOR_PATH" -projectPath "$PROJECT_PATH" -buildTarget "$TARGET_PLATFORM" > "$HOME/Library/Logs/Unity/Editor.log" 2>&1 &

chmod +x ~/unity-build.sh
alias unity-build="~/unity-build.sh"

chmod +x ~/unity-open.sh
alias unity-open="~/unity-open.sh"