From ccd2d383c2eb07567a2027d0a1fd37fdada3c148 Mon Sep 17 00:00:00 2001
From: Georg Krause <mail@georg-krause.net>
Date: Thu, 27 Oct 2022 08:07:30 +0200
Subject: [PATCH] feat(installer): Check installation dependencies before
 execution

---
 install.sh | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/install.sh b/install.sh
index 25c7e2d..a5c2428 100755
--- a/install.sh
+++ b/install.sh
@@ -16,6 +16,24 @@ case $OS in
 		;;
 esac
 
+# Check for install dependency availability
+if ! [ -x "$(command -v curl)" ]; then
+       echo "❌ curl is required to execute the installation. Please install it and run the installer again!"
+       exit
+fi
+if ! [ -x "$(command -v unzip)" ]; then
+       echo "❌ Unzip is required to execute the installation. Please install it and run the installer again!"
+       exit
+fi
+if ! [ -x "$(command -v sudo)" ]; then
+       echo "❌ sudo is required to execute the installation. Please install it and run the installer again!"
+       exit
+fi
+if ! [ -x "$(command -v install)" ]; then
+       echo "❌ install is required to execute the installation. Please install it and run the installer again!"
+       exit
+fi
+
 download_url=$(curl -L -s https://api.github.com/repos/getdeck/getdeck/releases/latest | grep '"browser_download_url": ".*'$OS'.*"' | grep -Eo "(http|https)://[a-zA-Z0-9./?=_%:-]*")
 file_name=$(echo $download_url | grep -oE '[^/]+$')
 curl -L $download_url -o /tmp/$file_name