# Npm helper
# ------------

npmPath=`which npm 2> /dev/null`
if [ -z $npmPath ]
then
  NPM_CMD="node \"$NPM_JS_PATH\"" # on windows server there's only npm.cmd
else
  NPM_CMD=npm
fi

##################################################################################################################################
# Deployment
# ----------

echo Handling function App deployment.

RunNpm() {
    echo Restoring npm packages in $1

    pushd $1 > /dev/null
    eval $NPM_CMD install --production 2>&1
    exitWithMessageOnError "Npm Install Failed"
    popd > /dev/null
}

RestoreNpmPackages() {

    local lookup="package.json"
    if [ -e "$1/$lookup" ]
    then
      RunNpm $1
    fi

    for subDirectory in "$1"/*
    do
      if [ -d $subDirectory ] && [ -e "$subDirectory/$lookup" ]
      then
        RunNpm $subDirectory
      fi
    done
}

InstallFunctionExtensions() {
    echo Installing azure function extensions from nuget

    local lookup="extensions.csproj"
    if [ -e "$1/$lookup" ]
    then
      pushd $1 > /dev/null
      dotnet build -o bin
      exitWithMessageOnError "Function extensions installation failed"
      popd > /dev/null
    fi
}

DeployWithoutFuncPack() {
    echo Not using funcpack because SCM_USE_FUNCPACK is not set to 1

    # 1. Install function extensions
    InstallFunctionExtensions "$DEPLOYMENT_SOURCE{SitePath}"

    # 2. KuduSync
    if [[ "$IN_PLACE_DEPLOYMENT" -ne "1" ]]; then
      "$KUDU_SYNC_CMD" -v 50 -f "$DEPLOYMENT_SOURCE{SitePath}" -t "$DEPLOYMENT_TARGET" -n "$NEXT_MANIFEST_PATH" -p "$PREVIOUS_MANIFEST_PATH" -i ".git;.hg;.deployment;deploy.sh;obj"
      exitWithMessageOnError "Kudu Sync failed"
    fi

    # 3. Restore npm
    RestoreNpmPackages "$DEPLOYMENT_TARGET"
}

DeployWithoutFuncPack
# TODO funcpack is not installed on linux machine

##################################################################################################################################