#!/bin/bash

# rizitis
# create a zoom-linux AppImage for Slackware64-current, what else? 

#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# NOTE: You should NOT run AppImage from everyone (like me), only from official creators.
# This script will download and create an AppImage in a Slackware64-current system. 
# The reason is that official zoom.us dont provide AppImages for zoom...so far.
# zoom.us has nothing to do with this script. Use it at your own risk.

cd "$(dirname "$0")" || exit
CWD=$(pwd)
WORKSPACE_DIR="$CWD/work-space"
LOG_FILE="$WORKSPACE_DIR/installation.log"


ZOOM_VERSION="6.3.1.5673"
# Zoom binary URL
ZOOM_BINARY_URL="https://cdn.zoom.us/prod/$ZOOM_VERSION/zoom_x86_64.pkg.tar.xz"
ZOOM_BINARY_FILE="zoom_x86_64.pkg.tar.xz"
PKG="AppDir"
CWD2="work-space"


rm -r "$CWD2"
echo "Creating $CWD2"
sleep 1
mkdir -p "$CWD2"

log() {
    echo "$(date): $1" >> "$LOG_FILE"
}

# Error handling
handle_error() {
    log "Error: $1"
    echo "Error: $1"
    exit 1
}

# Create log file
echo "" > "$LOG_FILE"
log "Change to workspace."
cd "$CWD2" || exit 1

echo "Downloading Zoom binary"
sleep 1
log "Downloading Zoom binary."
wget "$ZOOM_BINARY_URL" -O "$ZOOM_BINARY_FILE" || handle_error "Failed to download Zoom binary."
echo "Extracting Zoom binary and removing archive"
sleep 1
log "Extracting Zoom binary."
tar -xvf "$ZOOM_BINARY_FILE" || handle_error "Failed to extract Zoom binary."
rm "$ZOOM_BINARY_FILE" || handle_error "Failed to remove Zoom binary archive."
log "Creating AppDir."
echo "Creating $PKG"
sleep 1
mkdir -p "$PKG" || handle_error "Failed to create AppDir."
cd "$PKG" || exit 1
echo "Moving the extracted binary to $PKG"
log "Copying files from Zoom binary."
cp ../usr/share/applications/*.desktop .
cp ../usr/share/pixmaps/* .
mv ../opt .
mkdir -p usr/lib64
cp /usr/lib64/libstdc++.so.* usr/lib64/ || handle_error "Failed to copy libstdc++."
cp /usr/lib64/libQt6* usr/lib64/ || handle_error "Failed to copy Qt libraries."

echo "Creating AppRun script"
sleep 1
log "Creating AppRun script."
cat <<EOL > AppRun
#!/bin/bash
HERE="\$(dirname "\$(readlink -f "\${0}")")"
export PATH="\${HERE}/usr/bin/:\${PATH}"
export LD_LIBRARY_PATH="\${HERE}/opt/zoom/cef:\${HERE}/usr/lib64:\${HERE}/usr/lib64/qt6:\${LD_LIBRARY_PATH}"
exec "\${HERE}/opt/zoom/ZoomLauncher" "\$@"
EOL

chmod +x AppRun || handle_error "Failed to make AppRun executable."
cd .. || exit 1

echo "Downloading AppImageKit"
sleep 1
log "Downloading AppImageKit."
wget "https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage" || handle_error "Failed to download AppImageKit."
chmod +x appimagetool-x86_64.AppImage || handle_error "Failed to make AppImageKit executable."

echo "Running AppImageKit to create AppImage"
sleep 1
log "Running AppImageKit to create AppImage."
ARCH=x86_64 ./appimagetool-x86_64.AppImage "$PKG" || handle_error "Failed to run AppImageTool."
log "Make executable Zoom_Workplace-x86_64.AppImage"
chmod +x Zoom_Workplace-x86_64.AppImage || handle_error "Failed to make AppImage executable."
wait
clear
log "Question to run AppImage or quit"
echo ""
echo -e "\033[1mDo you want to run Zoom.AppImage? (yes/no)\033[0m"
read answer

if [[ "$answer" =~ ^[Yy][Ee][Ss]$ ]]; then
    echo "Start AppImage..."
./Zoom_Workplace-x86_64.AppImage &
exit 
else
    echo "Exiting the script."
    exit 0 
fi