Add xcframework build support (#150)

Author: Kyle-Ye

.gitignore

@@ -9,3 +9,4 @@ DerivedData/
 coverage.txt
 TODO.md
 .ag_template/
+build/

Scripts/build_xcframework.sh

@@ -0,0 +1,106 @@
+#!/bin/bash
+  
+# Script modified from https://docs.emergetools.com/docs/analyzing-a-spm-framework-ios
+
+set -e
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd -P)"
+PROJECT_ROOT="$(dirname "$SCRIPT_DIR")"
+
+PROJECT_BUILD_DIR="${PROJECT_BUILD_DIR:-"${PROJECT_ROOT}/build"}"
+XCODEBUILD_BUILD_DIR="$PROJECT_BUILD_DIR/xcodebuild"
+XCODEBUILD_DERIVED_DATA_PATH="$XCODEBUILD_BUILD_DIR/DerivedData"
+
+# Copy and modify modulemap
+mkdir -p "$PROJECT_BUILD_DIR"
+cat > "$PROJECT_BUILD_DIR/module.modulemap" << 'EOF'
+framework module OpenGraph {
+  umbrella header "OpenGraph-umbrella.h"
+  export *
+  module * { export * }
+}
+EOF
+
+PACKAGE_NAME=$1
+if [ -z "$PACKAGE_NAME" ]; then
+    echo "No package name provided. Using the first scheme found in the Package.swift."
+    PACKAGE_NAME=$(xcodebuild -list | awk 'schemes && NF>0 { print $1; exit } /Schemes:$/ { schemes = 1 }')
+    echo "Using: $PACKAGE_NAME"
+fi
+
+build_framework() {
+    local sdk="$1"
+    local destination="$2"
+    local scheme="$3"
+
+    local XCODEBUILD_ARCHIVE_PATH="./build/$scheme-$sdk.xcarchive"
+
+    rm -rf "$XCODEBUILD_ARCHIVE_PATH"
+
+    xcodebuild archive \
+        -scheme $scheme \
+        -archivePath $XCODEBUILD_ARCHIVE_PATH \
+        -derivedDataPath "$XCODEBUILD_DERIVED_DATA_PATH" \
+        -sdk "$sdk" \
+        -destination "$destination" \
+        BUILD_LIBRARY_FOR_DISTRIBUTION=YES \
+        INSTALL_PATH='Library/Frameworks' \
+        OTHER_SWIFT_FLAGS=-no-verify-emitted-module-interface
+
+    if [ "$sdk" = "macosx" ]; then
+        FRAMEWORK_MODULES_PATH="$XCODEBUILD_ARCHIVE_PATH/Products/Library/Frameworks/$scheme.framework/Versions/Current/Modules"
+        FRAMEWORK_HEADERS_PATH="$XCODEBUILD_ARCHIVE_PATH/Products/Library/Frameworks/$scheme.framework/Versions/Current/Headers"
+        mkdir -p "$FRAMEWORK_MODULES_PATH"
+        mkdir -p "$FRAMEWORK_HEADERS_PATH"
+        cp -r \
+        "$XCODEBUILD_DERIVED_DATA_PATH/Build/Intermediates.noindex/ArchiveIntermediates/$scheme/BuildProductsPath/Release/$scheme.swiftmodule" \
+        "$FRAMEWORK_MODULES_PATH/$scheme.swiftmodule"
+        # Replace OpenGraphCxx with OpenGraph in swiftinterface files
+        find "$FRAMEWORK_MODULES_PATH/$scheme.swiftmodule" -name "*.swiftinterface" -exec sed -i '' 's/OpenGraphCxx/OpenGraph/g' {} \;
+        cp -r \
+        "$PROJECT_ROOT/Sources/OpenGraphCxx/include/OpenGraph"/* \
+        "$FRAMEWORK_HEADERS_PATH/" 2>/dev/null || true
+        cp "$PROJECT_BUILD_DIR/module.modulemap" \
+        "$FRAMEWORK_MODULES_PATH/module.modulemap" 2>/dev/null || true
+        rm -rf "$XCODEBUILD_ARCHIVE_PATH/Products/Library/Frameworks/$scheme.framework/Modules"
+        rm -rf "$XCODEBUILD_ARCHIVE_PATH/Products/Library/Frameworks/$scheme.framework/Headers"
+        ln -s Versions/Current/Modules "$XCODEBUILD_ARCHIVE_PATH/Products/Library/Frameworks/$scheme.framework/Modules"
+        ln -s Versions/Current/Headers "$XCODEBUILD_ARCHIVE_PATH/Products/Library/Frameworks/$scheme.framework/Headers"
+    else
+        FRAMEWORK_MODULES_PATH="$XCODEBUILD_ARCHIVE_PATH/Products/Library/Frameworks/$scheme.framework/Modules"
+        FRAMEWORK_HEADERS_PATH="$XCODEBUILD_ARCHIVE_PATH/Products/Library/Frameworks/$scheme.framework/Headers"
+        mkdir -p "$FRAMEWORK_MODULES_PATH"
+        mkdir -p "$FRAMEWORK_HEADERS_PATH"
+        cp -r \
+        "$XCODEBUILD_DERIVED_DATA_PATH/Build/Intermediates.noindex/ArchiveIntermediates/$scheme/BuildProductsPath/Release-$sdk/$scheme.swiftmodule" \
+        "$FRAMEWORK_MODULES_PATH/$scheme.swiftmodule"
+        # Replace OpenGraphCxx with OpenGraph in swiftinterface files
+        find "$FRAMEWORK_MODULES_PATH/$scheme.swiftmodule" -name "*.swiftinterface" -exec sed -i '' 's/OpenGraphCxx/OpenGraph/g' {} \;
+        cp -r \
+        "$PROJECT_ROOT/Sources/OpenGraphCxx/include/OpenGraph"/* \
+        "$FRAMEWORK_HEADERS_PATH/" 2>/dev/null || true
+        cp "$PROJECT_BUILD_DIR/module.modulemap" \
+        "$FRAMEWORK_MODULES_PATH/module.modulemap" 2>/dev/null || true
+    fi
+    
+    # Delete private and package swiftinterface
+    rm -f "$FRAMEWORK_MODULES_PATH/$scheme.swiftmodule/*.package.swiftinterface"
+    rm -f "$FRAMEWORK_MODULES_PATH/$scheme.swiftmodule/*.private.swiftinterface"
+}
+
+build_framework "iphonesimulator" "generic/platform=iOS Simulator" "$PACKAGE_NAME"
+build_framework "iphoneos" "generic/platform=iOS" "$PACKAGE_NAME"
+build_framework "macosx" "generic/platform=macOS" "$PACKAGE_NAME"
+
+echo "Builds completed successfully."
+
+cd $PROJECT_BUILD_DIR
+
+rm -rf "$PACKAGE_NAME.xcframework"
+xcodebuild -create-xcframework  \
+    -framework $PACKAGE_NAME-iphonesimulator.xcarchive/Products/Library/Frameworks/$PACKAGE_NAME.framework \
+    -framework $PACKAGE_NAME-iphoneos.xcarchive/Products/Library/Frameworks/$PACKAGE_NAME.framework \
+    -framework $PACKAGE_NAME-macosx.xcarchive/Products/Library/Frameworks/$PACKAGE_NAME.framework \
+    -output $PACKAGE_NAME.xcframework
+
+cp -r $PACKAGE_NAME-iphonesimulator.xcarchive/dSYMs $PACKAGE_NAME.xcframework/ios-arm64_x86_64-simulator