From f66938e35576fcb3cf501643c4a4914fd54054db Mon Sep 17 00:00:00 2001
From: Henrik Grimler <grimler@termux.org>
Date: Tue, 1 Mar 2022 09:01:55 +0100
Subject: [PATCH] scripts/build/setup: add termux_setup_nodejs function

To be used by packages that need nodejs during build (gitea and
frida-server for example).

Use LTS version for now (gitea had issues with latest version).
---
 build-package.sh                           |  4 +++
 scripts/build/setup/termux_setup_nodejs.sh | 42 ++++++++++++++++++++++
 2 files changed, 46 insertions(+)
 create mode 100644 scripts/build/setup/termux_setup_nodejs.sh

diff --git a/build-package.sh b/build-package.sh
index 92e9a2294..5c03fe95d 100755
--- a/build-package.sh
+++ b/build-package.sh
@@ -75,6 +75,10 @@ source "$TERMUX_SCRIPTDIR/scripts/build/setup/termux_setup_zig.sh"
 # shellcheck source=scripts/build/setup/termux_setup_ninja.sh
 source "$TERMUX_SCRIPTDIR/scripts/build/setup/termux_setup_ninja.sh"
 
+# Utility function to setup a current ninja build system.
+# shellcheck source=scripts/build/setup/termux_setup_nodejs.sh
+source "$TERMUX_SCRIPTDIR/scripts/build/setup/termux_setup_nodejs.sh"
+
 # Utility function to setup a current meson build system.
 # shellcheck source=scripts/build/setup/termux_setup_meson.sh
 source "$TERMUX_SCRIPTDIR/scripts/build/setup/termux_setup_meson.sh"
diff --git a/scripts/build/setup/termux_setup_nodejs.sh b/scripts/build/setup/termux_setup_nodejs.sh
new file mode 100644
index 000000000..b1473c97e
--- /dev/null
+++ b/scripts/build/setup/termux_setup_nodejs.sh
@@ -0,0 +1,42 @@
+termux_setup_nodejs() {
+	# Use LTS version for now
+	local NODEJS_VERSION=16.14.0
+	local NODEJS_FOLDER
+
+	if [ "${TERMUX_PACKAGES_OFFLINE-false}" = "true" ]; then
+		NODEJS_FOLDER=${TERMUX_SCRIPTDIR}/build-tools/nodejs-${NODEJS_VERSION}
+	else
+		NODEJS_FOLDER=${TERMUX_COMMON_CACHEDIR}/nodejs-$NODEJS_VERSION
+	fi
+
+	if [ "$TERMUX_ON_DEVICE_BUILD" = "false" ]; then
+		if [ ! -x "$NODEJS_FOLDER/nodejs" ]; then
+			mkdir -p "$NODEJS_FOLDER"
+			local NODEJS_TAR_FILE=$TERMUX_PKG_TMPDIR/nodejs-$NODEJS_VERSION.tar.xz
+			termux_download https://nodejs.org/dist/v${NODEJS_VERSION}/node-v${NODEJS_VERSION}-linux-x64.tar.xz \
+				"$NODEJS_TAR_FILE" \
+				0570b9354959f651b814e56a4ce98d4a067bf2385b9a0e6be075739bc65b0fae
+			tar -xf "$NODEJS_TAR_FILE" -C "$NODEJS_FOLDER" --strip-components=1
+		fi
+		export PATH=$NODEJS_FOLDER/bin:$PATH
+	else
+		local NODEJS_PKG_VERSION=$(bash -c ". $TERMUX_SCRIPTDIR/packages/nodejs/build.sh; echo \$TERMUX_PKG_VERSION")
+		if ([ ! -e "$TERMUX_BUILT_PACKAGES_DIRECTORY/nodejs" ] ||
+		    [ "$(cat "$TERMUX_BUILT_PACKAGES_DIRECTORY/nodejs")" != "$NODEJS_PKG_VERSION" ]) &&
+		   ([[ "$TERMUX_MAIN_PACKAGE_FORMAT" = "debian" && "$(dpkg-query -W -f '${db:Status-Status}\n' nodejs 2>/dev/null)" != "installed" ]] ||
+		    [[ "$TERMUX_MAIN_PACKAGE_FORMAT" = "pacman" && ! "$(pacman -Q nodejs 2>/dev/null)" ]]); then
+			echo "Package 'nodejs' is not installed."
+			echo "You can install it with"
+			echo
+			echo "  pkg install nodejs"
+			echo
+			echo "  pacman -S nodejs"
+			echo
+			echo "or build it from source with"
+			echo
+			echo "  ./build-package.sh nodejs"
+			echo
+			exit 1
+		fi
+	fi
+}