nevaforget/moonarch
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Add --dry-run flag to transform.sh

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Shows pre-flight summary with package diff, config change counts,
and detected conflicts without modifying the system.
This commit is contained in:
nevaforget 2026-03-29 15:12:41 +02:00
parent 9d26f04af6
commit 72c221897f
1 changed files with 68 additions and 3 deletions
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71
scripts/transform.sh
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@ -6,6 +6,13 @@ set -euo pipefail
source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/lib.sh"
# --- Parse arguments ---
DRY_RUN=false
if [[ "${1:-}" == "--dry-run" ]]; then
DRY_RUN=true
fi
# ============================================================
# Phase 1: Prerequisites & Detection
# ============================================================
@ -38,9 +45,15 @@ fi
# ============================================================
echo ""
log "============================================"
log " Moonarch Transform — Pre-flight Summary"
log "============================================"
if $DRY_RUN; then
log "============================================"
log " Moonarch Transform — Dry Run"
log "============================================"
else
log "============================================"
log " Moonarch Transform — Pre-flight Summary"
log "============================================"
fi
echo ""
log "Wayland session: detected"
@ -65,10 +78,62 @@ log " 3. Disable conflicting DMs, enable greetd"
log " 4. Overwrite ALL system configs (/etc/xdg/, /etc/greetd/, ...)"
log " 5. Overwrite ALL user configs (~/.config/)"
log " 6. Configure zsh, GTK themes, firewall, services"
echo ""
# Show package diff
MISSING_OFFICIAL=$(comm -23 <(read_packages "$OFFICIAL_PACKAGES" | sort) <(pacman -Qqe | sort) 2>/dev/null || true)
MISSING_AUR=""
if [[ -f "$AUR_PACKAGES" ]]; then
MISSING_AUR=$(comm -23 <(read_packages "$AUR_PACKAGES" | sort) <(pacman -Qqe | sort) 2>/dev/null || true)
fi
if [[ -n "$MISSING_OFFICIAL" ]] || [[ -n "$MISSING_AUR" ]]; then
log "Packages to install:"
if [[ -n "$MISSING_OFFICIAL" ]]; then
OFFICIAL_COUNT=$(echo "$MISSING_OFFICIAL" | wc -l)
log " Official ($OFFICIAL_COUNT):"
echo "$MISSING_OFFICIAL" | sed 's/^/ /'
fi
if [[ -n "$MISSING_AUR" ]]; then
AUR_COUNT=$(echo "$MISSING_AUR" | wc -l)
log " AUR ($AUR_COUNT):"
echo "$MISSING_AUR" | sed 's/^/ /'
fi
else
log "Packages: all already installed"
fi
# Show config diff summary
CHANGED_XDG=0
CHANGED_BIN=0
for src_dir in "$DEFAULTS_DIR/xdg/"*/; do
app_name="$(basename "$src_dir")"
dest_dir="$HOME/.config/$app_name"
if [[ -d "$dest_dir" ]]; then
if ! diff -rq "$src_dir" "$dest_dir" &>/dev/null 2>&1; then
((CHANGED_XDG++)) || true
fi
else
((CHANGED_XDG++)) || true
fi
done
for bin in "$DEFAULTS_DIR/bin/moonarch-"*; do
name=$(basename "$bin")
if ! cmp -s "$bin" "/usr/local/bin/$name" 2>/dev/null; then
((CHANGED_BIN++)) || true
fi
done
log "Config changes: $CHANGED_XDG XDG app(s), $CHANGED_BIN helper script(s)"
echo ""
err "This will REPLACE your current desktop configuration."
echo ""
if $DRY_RUN; then
log "Dry run complete — no changes were made."
exit 0
fi
if ! confirm "Proceed?"; then
log "Transform cancelled."
exit 0