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Mole/lib/optimize/tasks.sh

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#!/bin/bash
# Optimization Tasks
set -euo pipefail
# System maintenance: rebuild databases and flush caches
opt_system_maintenance() {
echo -e "${BLUE}${ICON_ARROW}${NC} Rebuilding LaunchServices database..."
run_with_timeout 10 /System/Library/Frameworks/CoreServices.framework/Frameworks/LaunchServices.framework/Support/lsregister -kill -r -domain local -domain system -domain user > /dev/null 2>&1 || true
echo -e "${GREEN}${ICON_SUCCESS}${NC} LaunchServices database rebuilt"
echo -e "${BLUE}${ICON_ARROW}${NC} Clearing DNS cache..."
if sudo dscacheutil -flushcache 2> /dev/null && sudo killall -HUP mDNSResponder 2> /dev/null; then
echo -e "${GREEN}${ICON_SUCCESS}${NC} DNS cache cleared"
else
echo -e "${RED}${ICON_ERROR}${NC} Failed to clear DNS cache"
fi
echo -e "${BLUE}${ICON_ARROW}${NC} Clearing memory cache..."
if sudo purge 2> /dev/null; then
echo -e "${GREEN}${ICON_SUCCESS}${NC} Memory cache cleared"
else
echo -e "${RED}${ICON_ERROR}${NC} Failed to clear memory"
fi
# Skip: Font cache rebuild breaks ScreenSaverEngine and other system components
# echo -e "${BLUE}${ICON_ARROW}${NC} Rebuilding font cache..."
# sudo atsutil databases -remove > /dev/null 2>&1
# echo -e "${GREEN}${ICON_SUCCESS}${NC} Font cache rebuilt"
echo -e "${BLUE}${ICON_ARROW}${NC} Rebuilding Spotlight index (runs in background)..."
local md_status
md_status=$(mdutil -s / 2> /dev/null || echo "")
if echo "$md_status" | grep -qi "Indexing disabled"; then
echo -e "${GRAY}-${NC} Spotlight indexing disabled, skipping rebuild"
else
# mdutil triggers background indexing - don't wait
run_with_timeout 10 sudo mdutil -E / > /dev/null 2>&1 || true
echo -e "${GREEN}${ICON_SUCCESS}${NC} Spotlight rebuild initiated"
fi
echo -e "${BLUE}${ICON_ARROW}${NC} Refreshing Bluetooth services..."
sudo pkill -f blued 2> /dev/null || true
echo -e "${GREEN}${ICON_SUCCESS}${NC} Bluetooth controller refreshed"
# Skip: log erase --all --force deletes ALL system logs, making debugging impossible
# Users should manually manage logs if needed using: sudo log erase --all --force
# if command -v log > /dev/null 2>&1 && [[ "${MO_ENABLE_LOG_CLEANUP:-0}" == "1" ]]; then
# echo -e "${BLUE}${ICON_ARROW}${NC} Compressing system logs..."
# if command -v has_sudo_session > /dev/null 2>&1 && ! has_sudo_session; then
# echo -e "${YELLOW}!${NC} Skipped log compression ${GRAY}(admin session inactive)${NC}"
# elif run_with_timeout 15 sudo -n log erase --all --force > /dev/null 2>&1; then
# echo -e "${GREEN}${ICON_SUCCESS}${NC} logarchive trimmed"
# else
# echo -e "${YELLOW}!${NC} Skipped log compression ${GRAY}(requires Full Disk Access)${NC}"
# fi
# fi
}
# Cache refresh: update Finder/Safari caches
opt_cache_refresh() {
echo -e "${BLUE}${ICON_ARROW}${NC} Resetting Quick Look cache..."
qlmanage -r cache > /dev/null 2>&1 || true
qlmanage -r > /dev/null 2>&1 || true
local -a cache_targets=(
"$HOME/Library/Caches/com.apple.QuickLook.thumbnailcache|Quick Look thumbnails"
"$HOME/Library/Caches/com.apple.iconservices.store|Icon Services store"
"$HOME/Library/Caches/com.apple.iconservices|Icon Services cache"
"$HOME/Library/Caches/com.apple.Safari/WebKitCache|Safari WebKit cache"
"$HOME/Library/Caches/com.apple.Safari/Favicon|Safari favicon cache"
)
for target in "${cache_targets[@]}"; do
IFS='|' read -r target_path label <<< "$target"
cleanup_path "$target_path" "$label"
done
echo -e "${GREEN}${ICON_SUCCESS}${NC} Finder and Safari caches updated"
}
# Maintenance scripts: run periodic tasks
opt_maintenance_scripts() {
local success=true
local periodic_cmd="/usr/sbin/periodic"
# Show spinner while running all tasks
if [[ -t 1 ]]; then
start_inline_spinner ""
fi
# Run periodic scripts silently with timeout
if [[ -x "$periodic_cmd" ]]; then
if ! run_with_timeout 180 sudo "$periodic_cmd" daily weekly monthly > /dev/null 2>&1; then
success=false
fi
fi
# Run newsyslog silently with timeout
if ! run_with_timeout 120 sudo newsyslog > /dev/null 2>&1; then
success=false
fi
# Run repair_packages silently with timeout
if [[ -x "/usr/libexec/repair_packages" ]]; then
if ! run_with_timeout 180 sudo /usr/libexec/repair_packages --repair --standard-pkgs --volume / > /dev/null 2>&1; then
success=false
fi
fi
if [[ -t 1 ]]; then
stop_inline_spinner
fi
# Show final status
if [[ "$success" == "true" ]]; then
echo -e "${GREEN}${ICON_SUCCESS}${NC} Complete"
else
echo -e "${YELLOW}!${NC} Some tasks timed out or failed"
fi
}
# Log cleanup: remove diagnostic and crash logs
opt_log_cleanup() {
echo -e "${BLUE}${ICON_ARROW}${NC} Clearing diagnostic & crash logs..."
local -a user_logs=(
"$HOME/Library/Logs/DiagnosticReports"
"$HOME/Library/Logs/corecaptured"
)
for target in "${user_logs[@]}"; do
cleanup_path "$target" "$(basename "$target")"
done
if [[ -d "/Library/Logs/DiagnosticReports" ]]; then
safe_sudo_find_delete "/Library/Logs/DiagnosticReports" "*.crash" 0 "f"
safe_sudo_find_delete "/Library/Logs/DiagnosticReports" "*.panic" 0 "f"
echo -e "${GREEN}${ICON_SUCCESS}${NC} System diagnostic logs cleared"
else
echo -e "${GRAY}-${NC} No system diagnostic logs found"
fi
}
# Recent items: clear recent file lists
opt_recent_items() {
echo -e "${BLUE}${ICON_ARROW}${NC} Clearing recent items lists..."
local shared_dir="$HOME/Library/Application Support/com.apple.sharedfilelist"
if [[ -d "$shared_dir" ]]; then
safe_find_delete "$shared_dir" "*.sfl2" 0 "f"
echo -e "${GREEN}${ICON_SUCCESS}${NC} Shared file lists cleared"
fi
rm -f "$HOME/Library/Preferences/com.apple.recentitems.plist" 2> /dev/null || true
defaults delete NSGlobalDomain NSRecentDocumentsLimit 2> /dev/null || true
echo -e "${GREEN}${ICON_SUCCESS}${NC} Recent items cleared"
}
# Radio refresh: reset Bluetooth and Wi-Fi (safe mode - no pairing/password loss)
opt_radio_refresh() {
echo -e "${BLUE}${ICON_ARROW}${NC} Refreshing Bluetooth controller..."
# Only restart Bluetooth service, do NOT delete pairing information
sudo pkill -HUP bluetoothd 2> /dev/null || true
echo -e "${GREEN}${ICON_SUCCESS}${NC} Bluetooth controller refreshed"
echo -e "${BLUE}${ICON_ARROW}${NC} Refreshing Wi-Fi service..."
# Only restart Wi-Fi service, do NOT delete saved networks
# Skip: Deleting airport.preferences.plist causes all saved Wi-Fi passwords to be lost
# sudo rm -f "$sysconfig"/com.apple.airport.preferences.plist
# Safe alternative: just restart the Wi-Fi interface
local wifi_interface
wifi_interface=$(networksetup -listallhardwareports | awk '/Wi-Fi/{getline; print $2}' | head -1)
if [[ -n "$wifi_interface" ]]; then
sudo ifconfig "$wifi_interface" down 2> /dev/null || true
sleep 1
sudo ifconfig "$wifi_interface" up 2> /dev/null || true
echo -e "${GREEN}${ICON_SUCCESS}${NC} Wi-Fi interface restarted"
else
echo -e "${GRAY}-${NC} Wi-Fi interface not found"
fi
# Restart AirDrop interface
sudo ifconfig awdl0 down 2> /dev/null || true
sudo ifconfig awdl0 up 2> /dev/null || true
echo -e "${GREEN}${ICON_SUCCESS}${NC} Wireless services refreshed"
}
# Mail downloads: clear OLD Mail attachment cache (30+ days)
opt_mail_downloads() {
echo -e "${BLUE}${ICON_ARROW}${NC} Clearing old Mail attachment downloads (30+ days)..."
local -a mail_dirs=(
"$HOME/Library/Mail Downloads"
"$HOME/Library/Containers/com.apple.mail/Data/Library/Mail Downloads"
)
local total_kb=0
for target_path in "${mail_dirs[@]}"; do
total_kb=$((total_kb + $(get_path_size_kb "$target_path")))
done
if [[ $total_kb -lt $MOLE_MAIL_DOWNLOADS_MIN_KB ]]; then
echo -e "${GRAY}-${NC} Only $(bytes_to_human $((total_kb * 1024))) detected, skipping cleanup"
return
fi
# Only delete old attachments (safety window)
local deleted=0
for target_path in "${mail_dirs[@]}"; do
if [[ -d "$target_path" ]]; then
# Timeout protection: prevent find from hanging on large mail directories
local file_count=$(run_with_timeout 15 sh -c "find \"$target_path\" -type f -mtime \"+$MOLE_LOG_AGE_DAYS\" 2> /dev/null | wc -l | tr -d ' '")
[[ -z "$file_count" || ! "$file_count" =~ ^[0-9]+$ ]] && file_count=0
if [[ "$file_count" -gt 0 ]]; then
safe_find_delete "$target_path" "*" "$MOLE_LOG_AGE_DAYS" "f"
deleted=$((deleted + file_count))
fi
fi
done
if [[ $deleted -gt 0 ]]; then
echo -e "${GREEN}${ICON_SUCCESS}${NC} Removed $deleted old attachment(s)"
else
echo -e "${GRAY}-${NC} No old attachments found"
fi
}
# Saved state: remove OLD app saved states (7+ days)
opt_saved_state_cleanup() {
echo -e "${BLUE}${ICON_ARROW}${NC} Removing old saved application states (${MOLE_SAVED_STATE_AGE_DAYS}+ days)..."
local state_dir="$HOME/Library/Saved Application State"
if [[ ! -d "$state_dir" ]]; then
echo -e "${GRAY}-${NC} No saved states directory found"
return
fi
# Only delete old saved states (safety window)
local deleted=0
while IFS= read -r -d '' state_path; do
if safe_remove "$state_path" true; then
((deleted++))
fi
done < <(command find "$state_dir" -type d -name "*.savedState" -mtime "+$MOLE_SAVED_STATE_AGE_DAYS" -print0 2> /dev/null)
if [[ $deleted -gt 0 ]]; then
echo -e "${GREEN}${ICON_SUCCESS}${NC} Removed $deleted old saved state(s)"
else
echo -e "${GRAY}-${NC} No old saved states found"
fi
}
# Finder and Dock: refresh interface caches
# REMOVED: Deleting Finder cache causes user configuration loss
# Including window positions, sidebar settings, view preferences, icon sizes
# Users reported losing Finder settings even with .DS_Store whitelist protection
# Keep this function for reference but do not use in default optimizations
opt_finder_dock_refresh() {
echo -e "${BLUE}${ICON_ARROW}${NC} Resetting Finder & Dock caches..."
local -a interface_targets=(
"$HOME/Library/Caches/com.apple.finder|Finder cache"
"$HOME/Library/Caches/com.apple.dock.iconcache|Dock icon cache"
)
for target in "${interface_targets[@]}"; do
IFS='|' read -r target_path label <<< "$target"
cleanup_path "$target_path" "$label"
done
# Warn user before restarting Finder (may lose unsaved work)
echo -e "${YELLOW}${ICON_WARNING}${NC} About to restart Finder & Dock (save any work in Finder windows)"
sleep 2
killall Finder > /dev/null 2>&1 || true
killall Dock > /dev/null 2>&1 || true
echo -e "${GREEN}${ICON_SUCCESS}${NC} Finder & Dock relaunched"
}
# Swap cleanup: reset swap files
opt_swap_cleanup() {
echo -e "${BLUE}${ICON_ARROW}${NC} Removing swapfiles and resetting dynamic pager..."
if sudo launchctl unload /System/Library/LaunchDaemons/com.apple.dynamic_pager.plist > /dev/null 2>&1; then
sudo rm -f /private/var/vm/swapfile* > /dev/null 2>&1 || true
sudo touch /private/var/vm/swapfile0 > /dev/null 2>&1 || true
sudo chmod 600 /private/var/vm/swapfile0 > /dev/null 2>&1 || true
sudo launchctl load /System/Library/LaunchDaemons/com.apple.dynamic_pager.plist > /dev/null 2>&1 || true
echo -e "${GREEN}${ICON_SUCCESS}${NC} Swap cache rebuilt"
else
echo -e "${YELLOW}!${NC} Could not unload dynamic_pager"
fi
}
# Startup cache: rebuild kernel caches
opt_startup_cache() {
local macos_version
macos_version=$(sw_vers -productVersion | cut -d '.' -f 1)
local success=true
if [[ -t 1 ]]; then
start_inline_spinner ""
fi
if [[ "$macos_version" -ge 11 ]] || [[ "$(uname -m)" == "arm64" ]]; then
if ! run_with_timeout 120 sudo kextcache -i / > /dev/null 2>&1; then
success=false
fi
else
if ! run_with_timeout 180 sudo kextcache -i / > /dev/null 2>&1; then
success=false
fi
# Skip: Deleting PrelinkedKernels breaks ScreenSaverEngine and other system components
# sudo rm -rf /System/Library/PrelinkedKernels/* > /dev/null 2>&1 || true
run_with_timeout 120 sudo kextcache -system-prelinked-kernel > /dev/null 2>&1 || true
fi
if [[ -t 1 ]]; then
stop_inline_spinner
fi
if [[ "$success" == "true" ]]; then
echo -e "${GREEN}${ICON_SUCCESS}${NC} Complete"
else
echo -e "${YELLOW}!${NC} Timed out or failed"
fi
}
# Local snapshots: thin Time Machine snapshots
opt_local_snapshots() {
if ! command -v tmutil > /dev/null 2>&1; then
echo -e "${YELLOW}!${NC} tmutil not available on this system"
return
fi
local before after
before=$(count_local_snapshots)
if [[ "$before" -eq 0 ]]; then
echo -e "${GREEN}${ICON_SUCCESS}${NC} No local snapshots to thin"
return
fi
if [[ -t 1 ]]; then
start_inline_spinner ""
fi
local success=false
if run_with_timeout 180 sudo tmutil thinlocalsnapshots / 9999999999 4 > /dev/null 2>&1; then
success=true
fi
if [[ -t 1 ]]; then
stop_inline_spinner
fi
if [[ "$success" == "true" ]]; then
after=$(count_local_snapshots)
local removed=$((before - after))
[[ "$removed" -lt 0 ]] && removed=0
echo -e "${GREEN}${ICON_SUCCESS}${NC} Removed $removed snapshots (remaining: $after)"
else
echo -e "${YELLOW}!${NC} Timed out or failed"
fi
}
# Developer cleanup: remove Xcode/simulator cruft
opt_developer_cleanup() {
local -a dev_targets=(
"$HOME/Library/Developer/Xcode/DerivedData|Xcode DerivedData"
"$HOME/Library/Developer/Xcode/iOS DeviceSupport|iOS Device support files"
"$HOME/Library/Developer/CoreSimulator/Caches|CoreSimulator caches"
)
for target in "${dev_targets[@]}"; do
IFS='|' read -r target_path label <<< "$target"
cleanup_path "$target_path" "$label"
done
if command -v xcrun > /dev/null 2>&1; then
echo -e "${BLUE}${ICON_ARROW}${NC} Removing unavailable simulator runtimes..."
if xcrun simctl delete unavailable > /dev/null 2>&1; then
echo -e "${GREEN}${ICON_SUCCESS}${NC} Unavailable simulators removed"
else
echo -e "${YELLOW}!${NC} Could not prune simulator runtimes"
fi
fi
echo -e "${GREEN}${ICON_SUCCESS}${NC} Developer caches cleaned"
}
# Fix broken system configurations
# Repairs corrupted preference files and broken login items
opt_fix_broken_configs() {
local broken_prefs=0
local broken_items=0
# Fix broken preferences
echo -e "${BLUE}${ICON_ARROW}${NC} Checking preference files..."
broken_prefs=$(fix_broken_preferences)
if [[ $broken_prefs -gt 0 ]]; then
echo -e "${GREEN}${ICON_SUCCESS}${NC} Fixed $broken_prefs broken preference files"
else
echo -e "${GREEN}${ICON_SUCCESS}${NC} All preference files valid"
fi
# Fix broken login items
echo -e "${BLUE}${ICON_ARROW}${NC} Checking login items..."
broken_items=$(fix_broken_login_items)
if [[ $broken_items -gt 0 ]]; then
echo -e "${GREEN}${ICON_SUCCESS}${NC} Removed $broken_items broken login items"
else
echo -e "${GREEN}${ICON_SUCCESS}${NC} All login items valid"
fi
local total=$((broken_prefs + broken_items))
if [[ $total -gt 0 ]]; then
echo -e "${GREEN}${ICON_SUCCESS}${NC} System configuration repaired"
fi
}
# Execute optimization by action name
execute_optimization() {
local action="$1"
local path="${2:-}"
case "$action" in
system_maintenance) opt_system_maintenance ;;
cache_refresh) opt_cache_refresh ;;
maintenance_scripts) opt_maintenance_scripts ;;
log_cleanup) opt_log_cleanup ;;
recent_items) opt_recent_items ;;
radio_refresh) opt_radio_refresh ;;
mail_downloads) opt_mail_downloads ;;
saved_state_cleanup) opt_saved_state_cleanup ;;
finder_dock_refresh) opt_finder_dock_refresh ;;
swap_cleanup) opt_swap_cleanup ;;
startup_cache) opt_startup_cache ;;
local_snapshots) opt_local_snapshots ;;
developer_cleanup) opt_developer_cleanup ;;
fix_broken_configs) opt_fix_broken_configs ;;
*)
echo -e "${RED}${ICON_ERROR}${NC} Unknown action: $action"
return 1
;;
esac
}
#!/bin/bash
# System Health Check - Pure Bash Implementation
# Replaces optimize-go
set -euo pipefail
# Get memory info in GB
get_memory_info() {
local total_bytes used_gb total_gb
# Total memory
total_bytes=$(sysctl -n hw.memsize 2> /dev/null || echo "0")
total_gb=$(awk "BEGIN {printf \"%.2f\", $total_bytes / (1024*1024*1024)}" 2> /dev/null || echo "0")
[[ -z "$total_gb" || "$total_gb" == "" ]] && total_gb="0"
# Used memory from vm_stat
local vm_output active wired compressed page_size
vm_output=$(vm_stat 2> /dev/null || echo "")
page_size=4096
active=$(echo "$vm_output" | awk '/Pages active:/ {print $NF}' | tr -d '.' 2> /dev/null || echo "0")
wired=$(echo "$vm_output" | awk '/Pages wired down:/ {print $NF}' | tr -d '.' 2> /dev/null || echo "0")
compressed=$(echo "$vm_output" | awk '/Pages occupied by compressor:/ {print $NF}' | tr -d '.' 2> /dev/null || echo "0")
active=${active:-0}
wired=${wired:-0}
compressed=${compressed:-0}
local used_bytes=$(((active + wired + compressed) * page_size))
used_gb=$(awk "BEGIN {printf \"%.2f\", $used_bytes / (1024*1024*1024)}" 2> /dev/null || echo "0")
[[ -z "$used_gb" || "$used_gb" == "" ]] && used_gb="0"
echo "$used_gb $total_gb"
}
# Get disk info
get_disk_info() {
local home="${HOME:-/}"
local df_output total_gb used_gb used_percent
df_output=$(command df -k "$home" 2> /dev/null | tail -1)
local total_kb used_kb
total_kb=$(echo "$df_output" | awk '{print $2}' 2> /dev/null || echo "0")
used_kb=$(echo "$df_output" | awk '{print $3}' 2> /dev/null || echo "0")
total_kb=${total_kb:-0}
used_kb=${used_kb:-0}
[[ "$total_kb" == "0" ]] && total_kb=1 # Avoid division by zero
total_gb=$(awk "BEGIN {printf \"%.2f\", $total_kb / (1024*1024)}" 2> /dev/null || echo "0")
used_gb=$(awk "BEGIN {printf \"%.2f\", $used_kb / (1024*1024)}" 2> /dev/null || echo "0")
used_percent=$(awk "BEGIN {printf \"%.1f\", ($used_kb / $total_kb) * 100}" 2> /dev/null || echo "0")
[[ -z "$total_gb" || "$total_gb" == "" ]] && total_gb="0"
[[ -z "$used_gb" || "$used_gb" == "" ]] && used_gb="0"
[[ -z "$used_percent" || "$used_percent" == "" ]] && used_percent="0"
echo "$used_gb $total_gb $used_percent"
}
# Get uptime in days
get_uptime_days() {
local boot_output boot_time uptime_days
boot_output=$(sysctl -n kern.boottime 2> /dev/null || echo "")
boot_time=$(echo "$boot_output" | sed -n 's/.*sec = \([0-9]*\).*/\1/p' 2> /dev/null || echo "")
if [[ -n "$boot_time" && "$boot_time" =~ ^[0-9]+$ ]]; then
local now=$(date +%s 2> /dev/null || echo "0")
local uptime_sec=$((now - boot_time))
uptime_days=$(awk "BEGIN {printf \"%.1f\", $uptime_sec / 86400}" 2> /dev/null || echo "0")
else
uptime_days="0"
fi
[[ -z "$uptime_days" || "$uptime_days" == "" ]] && uptime_days="0"
echo "$uptime_days"
}
# Get directory size in KB
# Format size from KB
format_size_kb() {
local kb="$1"
[[ "$kb" -le 0 ]] && echo "0B" && return
local mb gb
mb=$(awk "BEGIN {printf \"%.1f\", $kb / 1024}")
gb=$(awk "BEGIN {printf \"%.2f\", $mb / 1024}")
if awk "BEGIN {exit !($gb >= 1)}"; then
echo "${gb}GB"
elif awk "BEGIN {exit !($mb >= 1)}"; then
printf "%.0fMB\n" "$mb"
else
echo "${kb}KB"
fi
}
# Check cache size
check_cache_refresh() {
local cache_dir="$HOME/Library/Caches"
local size_kb=$(get_path_size_kb "$cache_dir")
local desc="Refresh Finder previews, Quick Look, and Safari caches"
if [[ $size_kb -gt 0 ]]; then
local size_str=$(format_size_kb "$size_kb")
desc="Refresh ${size_str} of Finder/Safari caches"
fi
echo "cache_refresh|User Cache Refresh|${desc}|true"
}
# Check Mail downloads
check_mail_downloads() {
local dirs=(
"$HOME/Library/Mail Downloads"
"$HOME/Library/Containers/com.apple.mail/Data/Library/Mail Downloads"
)
local total_kb=0
for dir in "${dirs[@]}"; do
total_kb=$((total_kb + $(get_path_size_kb "$dir")))
done
if [[ $total_kb -gt 0 ]]; then
local size_str=$(format_size_kb "$total_kb")
echo "mail_downloads|Mail Downloads|Recover ${size_str} of Mail attachments|true"
fi
}
# Check saved state
check_saved_state() {
local state_dir="$HOME/Library/Saved Application State"
local size_kb=$(get_path_size_kb "$state_dir")
if [[ $size_kb -gt 0 ]]; then
local size_str=$(format_size_kb "$size_kb")
echo "saved_state_cleanup|Saved State|Clear ${size_str} of stale saved states|true"
fi
}
# Check swap files
check_swap_cleanup() {
local total_kb=0
local file
for file in /private/var/vm/swapfile*; do
[[ -f "$file" ]] && total_kb=$((total_kb + $(get_file_size "$file") / 1024))
done
if [[ $total_kb -gt 0 ]]; then
local size_str=$(format_size_kb "$total_kb")
echo "swap_cleanup|Memory & Swap|Purge swap (${size_str}) & inactive memory|false"
fi
}
# Check local snapshots
check_local_snapshots() {
command -v tmutil > /dev/null 2>&1 || return
local snapshots
snapshots=$(tmutil listlocalsnapshots / 2> /dev/null || echo "")
local count
count=$(echo "$snapshots" | grep -c "com.apple.TimeMachine" 2> /dev/null)
count=$(echo "$count" | tr -d ' \n')
count=${count:-0}
[[ "$count" =~ ^[0-9]+$ ]] && [[ $count -gt 0 ]] && echo "local_snapshots|Local Snapshots|${count} APFS local snapshots detected|true"
}
# Check developer cleanup
check_developer_cleanup() {
local dirs=(
"$HOME/Library/Developer/Xcode/DerivedData"
"$HOME/Library/Developer/Xcode/Archives"
"$HOME/Library/Developer/Xcode/iOS DeviceSupport"
"$HOME/Library/Developer/CoreSimulator/Caches"
)
local total_kb=0
for dir in "${dirs[@]}"; do
total_kb=$((total_kb + $(get_path_size_kb "$dir")))
done
if [[ $total_kb -gt 0 ]]; then
local size_str=$(format_size_kb "$total_kb")
echo "developer_cleanup|Developer Cleanup|Recover ${size_str} of Xcode/simulator data|false"
fi
}
# Generate JSON output
generate_health_json() {
# System info
read -r mem_used mem_total <<< "$(get_memory_info)"
read -r disk_used disk_total disk_percent <<< "$(get_disk_info)"
local uptime=$(get_uptime_days)
# Ensure all values are valid numbers (fallback to 0)
mem_used=${mem_used:-0}
mem_total=${mem_total:-0}
disk_used=${disk_used:-0}
disk_total=${disk_total:-0}
disk_percent=${disk_percent:-0}
uptime=${uptime:-0}
# Start JSON
cat << EOF
{
"memory_used_gb": $mem_used,
"memory_total_gb": $mem_total,
"disk_used_gb": $disk_used,
"disk_total_gb": $disk_total,
"disk_used_percent": $disk_percent,
"uptime_days": $uptime,
"optimizations": [
EOF
# Collect all optimization items
local -a items=()
# Always-on items
items+=('system_maintenance|System Maintenance|Rebuild system databases & flush caches|true')
items+=('maintenance_scripts|Maintenance Scripts|Run daily/weekly/monthly scripts & rotate logs|true')
items+=('radio_refresh|Bluetooth & Wi-Fi Refresh|Reset wireless preference caches|true')
items+=('recent_items|Recent Items|Clear recent apps/documents/servers lists|true')
items+=('log_cleanup|Diagnostics Cleanup|Purge old diagnostic & crash logs|true')
items+=('startup_cache|Startup Cache Rebuild|Rebuild kext caches & prelinked kernel|true')
# Conditional items
local item
item=$(check_cache_refresh || true)
[[ -n "$item" ]] && items+=("$item")
item=$(check_mail_downloads || true)
[[ -n "$item" ]] && items+=("$item")
item=$(check_saved_state || true)
[[ -n "$item" ]] && items+=("$item")
item=$(check_swap_cleanup || true)
[[ -n "$item" ]] && items+=("$item")
item=$(check_local_snapshots || true)
[[ -n "$item" ]] && items+=("$item")
item=$(check_developer_cleanup || true)
[[ -n "$item" ]] && items+=("$item")
item=$(check_broken_configs || true)
[[ -n "$item" ]] && items+=("$item")
# Output items as JSON
local first=true
for item in "${items[@]}"; do
IFS='|' read -r action name desc safe <<< "$item"
[[ "$first" == "true" ]] && first=false || echo ","
cat << EOF
{
"category": "system",
"name": "$name",
"description": "$desc",
"action": "$action",
"safe": $safe
}
EOF
done
# Close JSON
cat << 'EOF'
]
}
EOF
}
# Main execution
if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
generate_health_json
fi
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