#!/bin/bash

set -e

build_flag="--release"
target_dir="release"
open_result=false

# If -o option is specified, the folder of the resulting dmg will be opened in finder
# If -d is specified, Zed will be compiled in debug mode and the application's path printed
# If -od or -do is specified Zed will be bundled in debug and the application will be run.
while getopts 'od' flag
do
    case "${flag}" in
        o) open_result=true;;
        d)
            build_flag="";
            target_dir="debug"
            ;;
    esac
done

export ZED_BUNDLE=true
export MACOSX_DEPLOYMENT_TARGET=10.15.7

which cargo-bundle > /dev/null || cargo install cargo-bundle --version 0.5.0
rustup target add wasm32-wasi

# Deal with versions of macOS that don't include libstdc++ headers
export CXXFLAGS="-stdlib=libc++"

echo "Compiling zed binary for aarch64-apple-darwin"
cargo build ${build_flag} --package zed --target aarch64-apple-darwin
echo "Compiling zed binary for x86_64-apple-darwin"
cargo build ${build_flag} --package zed --target x86_64-apple-darwin
echo "Compiling cli binary for aarch64-apple-darwin"
cargo build ${build_flag} --package cli --target aarch64-apple-darwin
echo "Compiling cli binary for x86_64-apple-darwin"
cargo build ${build_flag} --package cli --target x86_64-apple-darwin

echo "Creating application bundle"
pushd crates/zed
channel=$(<RELEASE_CHANNEL)
cp Cargo.toml Cargo.toml.backup
sed \
    -i .backup \
    "s/package.metadata.bundle-${channel}/package.metadata.bundle/" \
    Cargo.toml
app_path=$(cargo bundle ${build_flag} --target x86_64-apple-darwin | xargs)

echo app_path

mv Cargo.toml.backup Cargo.toml
popd
echo "Bundled ${app_path}"

echo "Creating fat binaries"
lipo \
    -create \
    target/{x86_64-apple-darwin,aarch64-apple-darwin}/${target_dir}/Zed \
    -output \
    "${app_path}/Contents/MacOS/zed"
lipo \
    -create \
    target/{x86_64-apple-darwin,aarch64-apple-darwin}/${target_dir}/cli \
    -output \
    "${app_path}/Contents/MacOS/cli"

echo "Copying WebRTC.framework into the frameworks folder"
mkdir "${app_path}/Contents/Frameworks"
cp -R target/x86_64-apple-darwin/${target_dir}/WebRTC.framework "${app_path}/Contents/Frameworks/"

mv "${app_path}/Contents/Info.plist" "${app_path}/Contents/WithoutDocumentTypes.plist"
awk \
    "/<\/dict>/{while(getline line<\"./crates/zed/BundleDocumentTypes.plist\"){print line}}1" \
    "${app_path}/Contents/WithoutDocumentTypes.plist" \
    > "${app_path}/Contents/Info.plist"
rm "${app_path}/Contents/WithoutDocumentTypes.plist"

if [[ -n $MACOS_CERTIFICATE && -n $MACOS_CERTIFICATE_PASSWORD && -n $APPLE_NOTARIZATION_USERNAME && -n $APPLE_NOTARIZATION_PASSWORD ]]; then
    echo "Signing bundle with Apple-issued certificate"
    security create-keychain -p "$MACOS_CERTIFICATE_PASSWORD" zed.keychain || echo ""
    security default-keychain -s zed.keychain
    security unlock-keychain -p "$MACOS_CERTIFICATE_PASSWORD" zed.keychain
    echo "$MACOS_CERTIFICATE" | base64 --decode > /tmp/zed-certificate.p12
    security import /tmp/zed-certificate.p12 -k zed.keychain -P "$MACOS_CERTIFICATE_PASSWORD" -T /usr/bin/codesign
    rm /tmp/zed-certificate.p12
    security set-key-partition-list -S apple-tool:,apple:,codesign: -s -k "$MACOS_CERTIFICATE_PASSWORD" zed.keychain
    /usr/bin/codesign --force --deep --timestamp --options runtime --sign "Zed Industries, Inc." "${app_path}" -v
    security default-keychain -s login.keychain
else
    echo "One or more of the following variables are missing: MACOS_CERTIFICATE, MACOS_CERTIFICATE_PASSWORD, APPLE_NOTARIZATION_USERNAME, APPLE_NOTARIZATION_PASSWORD"
    echo "Performing an ad-hoc signature, but this bundle should not be distributed"
    codesign --force --deep --sign - "${app_path}" -v
fi

if [ "$target_dir" = "debug" ]; then
    if [ "$open_result" = true ]; then
        open "$app_path"
    else
        echo "Created application bundle:"
        echo "$app_path"
    fi
    exit 0
fi

dmg_target_directory="target/${target_dir}"
dmg_source_directory="${dmg_target_directory}/dmg"
dmg_file_path="${dmg_target_directory}/Zed.dmg"

echo "Creating DMG"
rm -rf ${dmg_source_directory}
mkdir -p ${dmg_source_directory}
mv "${app_path}" "${dmg_source_directory}"

ln -s /Applications ${dmg_source_directory}
hdiutil create -volname Zed -srcfolder "${dmg_source_directory}" -ov -format UDZO "${dmg_file_path}"
# If someone runs this bundle script locally, a symlink will be placed in `dmg_source_directory`.
# This symlink causes CPU issues with Zed if the Zed codebase is the project being worked on, so we simply remove it for now.
rm ${dmg_source_directory}/Applications

echo "Adding license agreement to DMG"
npm install --global dmg-license minimist
dmg-license script/eula/eula.json "${dmg_file_path}"

if [[ -n $MACOS_CERTIFICATE && -n $MACOS_CERTIFICATE_PASSWORD && -n $APPLE_NOTARIZATION_USERNAME && -n $APPLE_NOTARIZATION_PASSWORD ]]; then
    echo "Notarizing DMG with Apple"
    npm install -g notarize-cli
    npx notarize-cli --file "${dmg_file_path}" --bundle-id dev.zed.Zed --username "$APPLE_NOTARIZATION_USERNAME" --password "$APPLE_NOTARIZATION_PASSWORD"
fi

if [ "$open_result" = true ]; then
    open $dmg_target_directory
fi