Add install.sh script (#15)

Author: glebovdev

README.md

@@ -28,6 +28,12 @@ A terminal-based music player for [SomaFM](https://somafm.com/) radio stations b
 brew install glebovdev/tap/somafm
 ```
 
+### Shell Script
+
+```bash
+curl -sSL https://raw.githubusercontent.com/glebovdev/somafm-cli/master/install.sh | sh
+```
+
 ### Linux (manual)
 
 Download from the [Releases page](https://github.com/glebovdev/somafm-cli/releases):

install.sh

@@ -0,0 +1,179 @@
+#!/bin/sh
+# SomaFM CLI Installer
+# Usage: curl -sSL https://raw.githubusercontent.com/glebovdev/somafm-cli/master/install.sh | sh
+#
+# Options (via environment variables):
+#   VERSION=v0.1.5    Install specific version (default: latest)
+#   INSTALL_DIR=/path Custom install directory (default: /usr/local/bin)
+
+set -e
+
+REPO="glebovdev/somafm-cli"
+INSTALL_DIR="${INSTALL_DIR:-/usr/local/bin}"
+BINARY_NAME="somafm"
+
+# Colors
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+info() {
+    printf "${GREEN}[INFO]${NC} %s\n" "$1"
+}
+
+warn() {
+    printf "${YELLOW}[WARN]${NC} %s\n" "$1"
+}
+
+error() {
+    printf "${RED}[ERROR]${NC} %s\n" "$1"
+    exit 1
+}
+
+# Detect OS
+detect_os() {
+    case "$(uname -s)" in
+        Linux*)     echo "linux";;
+        Darwin*)    echo "darwin";;
+        MINGW*|MSYS*|CYGWIN*) echo "windows";;
+        *)          error "Unsupported operating system: $(uname -s)";;
+    esac
+}
+
+# Detect architecture
+detect_arch() {
+    case "$(uname -m)" in
+        x86_64|amd64)   echo "amd64";;
+        arm64|aarch64)  echo "arm64";;
+        *)              error "Unsupported architecture: $(uname -m)";;
+    esac
+}
+
+# Get latest version from GitHub
+get_latest_version() {
+    curl -sSL "https://api.github.com/repos/${REPO}/releases/latest" | \
+        grep '"tag_name":' | \
+        sed -E 's/.*"([^"]+)".*/\1/'
+}
+
+# Verify checksum
+verify_checksum() {
+    CHECKSUM_URL="https://github.com/${REPO}/releases/download/${VERSION}/checksums.txt"
+
+    info "Verifying checksum..."
+
+    CHECKSUMS=$(curl -sSL "${CHECKSUM_URL}") || {
+        warn "Could not download checksums, skipping verification"
+        return 0
+    }
+
+    EXPECTED=$(echo "${CHECKSUMS}" | grep "${FILENAME}" | awk '{print $1}')
+    if [ -z "$EXPECTED" ]; then
+        warn "Checksum not found for ${FILENAME}, skipping verification"
+        return 0
+    fi
+
+    if command -v sha256sum >/dev/null 2>&1; then
+        ACTUAL=$(sha256sum "${FILENAME}" | awk '{print $1}')
+    elif command -v shasum >/dev/null 2>&1; then
+        ACTUAL=$(shasum -a 256 "${FILENAME}" | awk '{print $1}')
+    else
+        warn "No sha256 tool found, skipping verification"
+        return 0
+    fi
+
+    if [ "$EXPECTED" != "$ACTUAL" ]; then
+        error "Checksum verification failed"
+    fi
+
+    info "Checksum verified"
+}
+
+# Download and install
+install() {
+    OS=$(detect_os)
+    ARCH=$(detect_arch)
+
+    info "Detected OS: ${OS}, Arch: ${ARCH}"
+
+    # Use VERSION env var or fetch latest
+    if [ -z "$VERSION" ]; then
+        VERSION=$(get_latest_version)
+        if [ -z "$VERSION" ]; then
+            error "Could not determine latest version"
+        fi
+        info "Latest version: ${VERSION}"
+    else
+        info "Installing version: ${VERSION}"
+    fi
+
+    # Build download URL
+    FILENAME="${BINARY_NAME}_${VERSION#v}_${OS}_${ARCH}.tar.gz"
+    if [ "$OS" = "windows" ]; then
+        FILENAME="${BINARY_NAME}_${VERSION#v}_${OS}_${ARCH}.zip"
+    fi
+
+    DOWNLOAD_URL="https://github.com/${REPO}/releases/download/${VERSION}/${FILENAME}"
+
+    info "Downloading from: ${DOWNLOAD_URL}"
+
+    # Create temp directory
+    TMP_DIR=$(mktemp -d)
+    trap "rm -rf ${TMP_DIR}" EXIT
+
+    # Download
+    curl -sSL "${DOWNLOAD_URL}" -o "${TMP_DIR}/${FILENAME}"
+
+    # Verify checksum
+    cd "${TMP_DIR}"
+    verify_checksum
+
+    # Extract
+    if [ "$OS" = "windows" ]; then
+        unzip -q "${FILENAME}"
+    else
+        tar -xzf "${FILENAME}"
+    fi
+
+    # Install
+    if [ -w "${INSTALL_DIR}" ]; then
+        mv "${BINARY_NAME}" "${INSTALL_DIR}/${BINARY_NAME}"
+    else
+        info "Requesting sudo access to install to ${INSTALL_DIR}"
+        sudo mv "${BINARY_NAME}" "${INSTALL_DIR}/${BINARY_NAME}"
+    fi
+
+    chmod +x "${INSTALL_DIR}/${BINARY_NAME}"
+
+    info "Installed ${BINARY_NAME} to ${INSTALL_DIR}/${BINARY_NAME}"
+
+    # Verify installation
+    if "${INSTALL_DIR}/${BINARY_NAME}" --version >/dev/null 2>&1; then
+        info "Verified: $(${INSTALL_DIR}/${BINARY_NAME} --version | head -1)"
+    else
+        warn "Binary installed but verification failed"
+    fi
+}
+
+# Main
+main() {
+    echo ""
+    echo "  SomaFM CLI Installer"
+    echo ""
+
+    # Check for required tools
+    command -v curl >/dev/null 2>&1 || error "curl is required but not installed"
+    command -v tar >/dev/null 2>&1 || error "tar is required but not installed"
+
+    install
+
+    echo ""
+    printf "${GREEN}Installation complete!${NC}\n"
+    echo ""
+    echo "  Run 'somafm' to start listening"
+    echo "  Run 'somafm --help' for options"
+    echo ""
+}
+
+main