feat: add get.sh script (#3310)

Author: quantumsheep

README.md

@@ -51,18 +51,7 @@ You just have to download the binary compatible with your platform to a director
 #### Linux
 
 ```bash
-# Check out the latest release available on github <https://github.com/scaleway/scaleway-cli/releases/latest>
-VERSION="2.5.4"
-
-# Download the release from github
-sudo curl -o /usr/local/bin/scw -L "https://github.com/scaleway/scaleway-cli/releases/download/v${VERSION}/scaleway-cli_${VERSION}_linux_amd64"
-# Naming changed lately, the url prior to 2.5.4 was https://github.com/scaleway/scaleway-cli/releases/download/v${VERSION}/scw-${VERSION}-linux-x86_64
-
-# Allow executing file as program
-sudo chmod +x /usr/local/bin/scw
-
-# Init the CLI
-scw init
+curl -s https://raw.githubusercontent.com/scaleway/scaleway-cli/master/scripts/get.sh | sh
 ```
 
 #### Windows

scripts/get.sh

@@ -0,0 +1,84 @@
+#!/bin/sh -e
+
+CHOOSE_ANOTHER_INSTALLATION_METHOD="Please choose another installation method https://github.com/scaleway/scaleway-cli#installation."
+
+# Detect the operating system and CPU architecture
+echo "Detecting your operating system and CPU architecture..." >&2
+
+case "$(uname -s)" in
+Darwin) os="darwin" ;;
+FreeBSD) os="freebsd" ;;
+Linux) os="linux" ;;
+*)
+    echo "$(uname -s) is not supported by this installation script. $CHOOSE_ANOTHER_INSTALLATION_METHOD" >&2
+    exit 1
+    ;;
+esac
+
+case "$(uname -m)" in
+x86_64) arch="amd64" ;;
+armv8*) arch="arm64" ;;
+armv*) arch="arm" ;;
+i386) arch="386" ;;
+*)
+    echo "$(uname -m) is not supported by this installation script. $CHOOSE_ANOTHER_INSTALLATION_METHOD" >&2
+    exit 1
+    ;;
+esac
+
+# Check if curl or wget is available
+echo "Checking if curl or wget is available..." >&2
+
+has_curl=$(which curl || true)
+has_wget=$(which wget || true)
+
+if [ -z "$has_curl" ] && [ -z "$has_wget" ]; then
+    echo "You need curl or wget to proceed." >&2
+    exit 1
+fi
+
+# Get the latest release from GitHub API
+echo "Fetching the latest release from GitHub..." >&2
+
+if [ -n "$has_curl" ]; then
+    latest_release_json=$(curl -s https://api.github.com/repos/scaleway/scaleway-cli/releases/latest)
+elif [ -n "$has_wget" ]; then
+    latest_release_json=$(wget -q -O - https://api.github.com/repos/scaleway/scaleway-cli/releases/latest)
+fi
+
+latest=$(echo "$latest_release_json" | grep "browser_download_url.*${os}_${arch}" | cut -d : -f 2,3 | tr -d \" | tr -d " ")
+if [ -z "$latest" ]; then
+    echo "Unable to find the latest ${os}_${arch} release. https://github.com/scaleway/scaleway-cli/releases" >&2
+    exit 1
+fi
+
+# Check if sudo or root permissions are available
+echo "Checking if sudo or root permissions are available..." >&2
+
+is_root=$(id -u)
+has_sudo=$(which sudo || true)
+
+if [ "$is_root" -eq 0 ]; then
+    sudo=""
+elif [ -n "$has_sudo" ]; then
+    sudo="sudo"
+    echo "The installation script will use sudo to proceed. You may be asked to enter your password." >&2
+else
+    echo "You need sudo or root permissions to proceed." >&2
+    exit 1
+fi
+
+# Download the latest release
+echo "Downloading the latest release..." >&2
+
+if [ -n "$has_curl" ]; then
+    $sudo curl -s -L "$latest" -o /usr/local/bin/scw
+elif [ -n "$has_wget" ]; then
+    $sudo wget -q -O /usr/local/bin/scw "$latest"
+fi
+
+echo "Setting executable permissions..." >&2
+$sudo chmod +x /usr/local/bin/scw
+
+# Success
+echo "\033[0;32mScaleway CLI has been successfully installed! Start using it with: \033[1;32mscw --help\033[0m"