🎨 Refactor new feature uninstall

lib/common.sh

@@ -0,0 +1,134 @@
+#!/bin/bash
+# Mac Tools - Common Functions Library
+# Shared utilities and functions for all modules
+
+# Color definitions
+GREEN='\033[0;32m'
+BLUE='\033[0;34m'
+YELLOW='\033[1;33m'
+PURPLE='\033[0;35m'
+RED='\033[0;31m'
+NC='\033[0m'
+
+# Logging functions
+log_info() { echo -e "${BLUE}$1${NC}"; }
+log_success() { echo -e "${GREEN}✅ $1${NC}"; }
+log_warning() { echo -e "${YELLOW}⚠️  $1${NC}"; }
+log_error() { echo -e "${RED}❌ $1${NC}"; }
+log_header() { echo -e "\n${PURPLE}▶ $1${NC}"; }
+
+# System detection
+detect_architecture() {
+    if [[ "$(uname -m)" == "arm64" ]]; then
+        echo "Apple Silicon"
+    else
+        echo "Intel"
+    fi
+}
+
+get_free_space() {
+    df -h / | awk 'NR==2 {print $4}'
+}
+
+# Common UI functions
+clear_screen() {
+    printf '\033[2J\033[H'
+}
+
+show_header() {
+    local title="$1"
+    local subtitle="$2"
+
+    clear_screen
+    echo -e "${BLUE}$title${NC}"
+    echo "================================================="
+    if [[ -n "$subtitle" ]]; then
+        echo -e "${PURPLE}$subtitle${NC}"
+        echo ""
+    fi
+}
+
+# Keyboard input handling (simple and robust)
+read_key() {
+    local key rest
+    IFS= read -rsn1 key || return 1
+
+    # Some terminals can yield empty on Enter with -n1; treat as ENTER
+    if [[ -z "$key" ]]; then
+        echo "ENTER"
+        return 0
+    fi
+
+    case "$key" in
+        $'\n'|$'\r') echo "ENTER" ;;
+        ' ') echo " " ;;
+        'q'|'Q') echo "QUIT" ;;
+        'a'|'A') echo "ALL" ;;
+        'n'|'N') echo "NONE" ;;
+        '?') echo "HELP" ;;
+        $'\x1b')
+            # Read the next two bytes within 1s; works well on macOS bash 3.2
+            if IFS= read -rsn2 -t 1 rest 2>/dev/null; then
+                case "$rest" in
+                    "[A") echo "UP" ;;
+                    "[B") echo "DOWN" ;;
+                    "[C") echo "RIGHT" ;;
+                    "[D") echo "LEFT" ;;
+                    *) echo "ESC" ;;
+                esac
+            else
+                echo "ESC"
+            fi
+            ;;
+        *) echo "OTHER" ;;
+    esac
+}
+
+# Menu display helper
+show_menu_option() {
+    local number="$1"
+    local text="$2"
+    local selected="$3"
+
+    if [[ "$selected" == "true" ]]; then
+        echo -e "${BLUE}▶ $number. $text${NC}"
+    else
+        echo "  $number. $text"
+    fi
+}
+
+# Error handling
+handle_error() {
+    local message="$1"
+    local exit_code="${2:-1}"
+
+    log_error "$message"
+    exit "$exit_code"
+}
+
+# File size utilities
+get_human_size() {
+    local path="$1"
+    du -sh "$path" 2>/dev/null | cut -f1 || echo "N/A"
+}
+
+# Permission checks
+check_sudo() {
+    if ! sudo -n true 2>/dev/null; then
+        return 1
+    fi
+    return 0
+}
+
+request_sudo() {
+    echo "This operation requires administrator privileges."
+    echo -n "Please enter your password: "
+    read -s password
+    echo
+    if echo "$password" | sudo -S true 2>/dev/null; then
+        return 0
+    else
+        log_error "Invalid password or cancelled"
+        return 1
+    fi
+}