Installer scripts (#59)

* initial installer

* update installation guide.

* specify directory for tar.

* lint

.gitattributes

@@ -1,2 +1,4 @@
-*.go -text diff=golang
-*.md linguist-detectable
+*.go    -text diff=golang
+*.md    linguist-detectable
+*.sh    text eol=lf
+*.ps1   text eol=crlf

install.sh

@@ -0,0 +1,122 @@
+#!/usr/bin/env bash
+CRed=$(tput setaf 1)
+CBlue=$(tput setaf 4)
+CCyan=$(tput setaf 6)
+CGreen=$(tput setaf 2)
+CYellow=$(tput setaf 3)
+BOLD=$(tput smso)
+UNBOLD=$(tput rmso)
+ENDMARKER=$(tput sgr0)
+
+repo=smash
+name=smash
+
+echo "----------------------"
+echo "${CGreen}${name} Installer v1.0.0${ENDMARKER}"
+echo "----------------------"
+
+
+function fatal() {
+    echo ""
+    echo "${BOLD}${CRed}FATAL:${UNBOLD}${ENDMARKER} $1${ENDMARKER}" >&2
+    echo ""
+    exit 1
+}
+
+function extract_zip() {
+    local filename=$1
+    if [[ -x "$(command -v unzip)" ]]; then
+        echo "${CCyan}RUN${ENDMARKER} unzip -xvf ${CYellow}'${filename}'${ENDMARKER}"
+        unzip -o "${filename}" -d "${filename%.*}/"
+        if [ $? -eq 0 ]; then
+            echo "${CCyan}RAN${ENDMARKER} Extracted ${CGreen}smash ${latest_release}${ENDMARKER} to ${CYellow}'${filename}/'${ENDMARKER}"
+            rm -f "${filename}"
+            echo "${CCyan}DEL${ENDMARKER} rm ${CYellow}'${filename}'${ENDMARKER}"
+        else
+            fatal "Failed to extract ${filename}"
+        fi
+    else
+        echo "${BOLD}${CRed}ERROR:${UNBOLD}${ENDMARKER} unzip not found, please extract manually!${ENDMARKER}" >&2
+    fi
+}
+function extract_tar() {
+    local filename=$1
+    if [[ -x "$(command -v tar)" ]]; then
+        echo "${CCyan}RUN${ENDMARKER} tar -xvf ${CYellow}'${filename}'${ENDMARKER}"
+        tar -xvf "${filename}" --one-top-level
+        if [ $? -eq 0 ]; then
+            echo "${CCyan}RAN${ENDMARKER} Extracted ${CGreen}smash ${latest_release}${ENDMARKER} to ${CYellow}'${filename}/'${ENDMARKER}"
+            rm -f "${filename}"
+            echo "${CCyan}DEL${ENDMARKER} rm ${CYellow}'${filename}'${ENDMARKER}"
+        else
+            fatal "Failed to extract ${filename}"
+        fi
+
+    else
+        echo "${BOLD}${CRed}ERROR:${UNBOLD}${ENDMARKER} tar not found, please extract manually!${ENDMARKER}" >&2
+    fi
+}
+
+if [[ "$OSTYPE" == "linux-gnu"* ]] || [[ "$OSTYPE" == "linux-musl" ]] ; then
+  os="linux"
+  ext="tar.gz"
+elif [[ "$OSTYPE" == "darwin"* ]]; then
+  os="macos"
+  ext="zip"
+elif [[ "$OSTYPE" == "cygwin" ]] || [[ "$OSTYPE" == "msys" ]] || [[ "$OSTYPE" == "win32" ]]; then
+  os="windows"
+  ext="zip"
+elif [[ "$OSTYPE" == "freebsd"* ]]; then
+  os="freebsd"
+  ext="tar.gz"
+else
+  fatal "Unsupported OS Type $OSTYPE"
+fi
+
+# Detect the architecture
+case $(uname -m) in
+    x86_64)
+        arch="amd64"
+        ;;
+    arm64)
+        arch="arm64"
+        ;;
+    *)
+        fatal "Unsupported architecture, only amd64 and arm64 are supported"
+        ;;
+esac
+
+echo "OS:     ${OSTYPE}"
+echo "ARCH:   ${arch}"
+
+latest_release=$(curl --silent "https://api.github.com/repos/thushan/$repo/releases/latest" | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/')
+
+if [ -z "$latest_release" ]; then
+    fatal "Failed to get the latest release"
+fi
+echo "LATEST: ${latest_release}"
+echo "----------------------"
+
+# Construct the file name
+file="${name}_${latest_release}_${os}_${arch}.${ext}"
+
+# Construct the download URL
+url="https://github.com/thushan/$repo/releases/download/${latest_release}/${file}"
+
+echo "${CCyan}GET${ENDMARKER} via ${CBlue}'${url}'${ENDMARKER}"
+# Download the release
+curl --silent -L "$url" -o "$file"
+
+# Check if the download was successful
+if [ $? -eq 0 ]; then
+    echo "${CCyan}GOT${ENDMARKER} ${CGreen}smash ${latest_release}${ENDMARKER} Downloaded to ${CYellow}'${file}'${ENDMARKER}"
+    if [[ "$ext" == "zip" ]]; then
+        extract_zip "$file"
+    else
+        extract_tar "$file"
+    fi
+else
+    fatal "Failed to download ${url}"
+fi
+
+echo "${CCyan}YAY${ENDMARKER} Installed ${CGreen}smash ${latest_release}${ENDMARKER} to ${CYellow}'${file}'${ENDMARKER}"

readme.md

@@ -37,6 +37,14 @@ too hard to modernise). It operated on a similar concept of slicing and hashing
 You can download the latest binaries from the [Releases](https://github.com/thushan/smash/releases) page and extract & use on your chosen operating system. We
 currently only support 64-bit binaries.
 
+Easiest way to install the [latest Github Release](https://github.com/thushan/smash/releases) is via our [simple installer script](https://raw.githubusercontent.com/thushan/smash/installer-scripts/install.sh) - currently supports, Linux, macos, FreeBSD & Windows:
+
+```bash
+bash <(curl -s https://raw.githubusercontent.com/thushan/smash/installer-scripts/install.sh)
+```
+
+It will download the latest release and extract it to the current directory in a folder by the filename.
+
 Alternatively, you can install it via go:
 
 ```bash