#!/usr/bin/env bash

set -e

echo "📦 Installiere Temp Cleanup System..."

# 🧠 Verzeichnisse bestimmen
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
TARGET_DIR="$HOME/workstation-config/temp-cleanup"
SYSTEMD_USER_DIR="$HOME/.config/systemd/user"

SERVICE_NAME="cleanup-temp.service"
TIMER_NAME="cleanup-temp.timer"
SCRIPT_NAME="cleanup_temp.sh"

echo "📁 Script-Verzeichnis: $SCRIPT_DIR"
echo "📁 Ziel-Verzeichnis:   $TARGET_DIR"

#  Zielstruktur sicherstellen
mkdir -p "$TARGET_DIR"
mkdir -p "$SYSTEMD_USER_DIR"

# 🚨 KEIN SELF-COPY (wichtigster Fix)
if [ "$SCRIPT_DIR" != "$TARGET_DIR" ]; then
    echo "📄 Kopiere Dateien ins Ziel..."

    cp "$SCRIPT_DIR/$SCRIPT_NAME" "$TARGET_DIR/"
    cp "$SCRIPT_DIR/systemd/$SERVICE_NAME" "$TARGET_DIR/"
    cp "$SCRIPT_DIR/systemd/$TIMER_NAME" "$TARGET_DIR/"
else
    echo "ℹ️ Bereits im Zielverzeichnis – Kopieren übersprungen"
fi

# 🔐 Script ausführbar machen
chmod +x "$TARGET_DIR/$SCRIPT_NAME"

# 🔧 Service erstellen (Pfad dynamisch setzen)
echo "⚙️ Erstelle systemd Service..."

sed "s|ExecStart=.*|ExecStart=$TARGET_DIR/$SCRIPT_NAME|" \
    "$TARGET_DIR/systemd/$SERVICE_NAME" > "$SYSTEMD_USER_DIR/$SERVICE_NAME"

# ⏱ Timer installieren
cp "$TARGET_DIR/systemd/$TIMER_NAME" "$SYSTEMD_USER_DIR/$TIMER_NAME"

# 🔄 systemd reload
echo "🔄 Reload systemd..."
systemctl --user daemon-reload

# 🚀 Aktivieren & starten
systemctl --user enable "$TIMER_NAME" >/dev/null 2>&1 || true
systemctl --user start "$TIMER_NAME" >/dev/null 2>&1 || true

echo "✅ Installation abgeschlossen!"
echo "🧹 Temp-Cleanup läuft jetzt automatisch"