#!/usr/bin/env bash

set -e

echo "📦 Installiere Temp Cleanup System..."

SOURCE_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
TARGET_BASE="$HOME/workstation-config"
TARGET_DIR="$TARGET_BASE/temp-cleanup"

SYSTEMD_USER_DIR="$HOME/.config/systemd/user"

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

TARGET_SERVICE="$SYSTEMD_USER_DIR/$SERVICE_NAME"
TARGET_TIMER="$SYSTEMD_USER_DIR/$TIMER_NAME"

echo "📁 Quelle: $SOURCE_DIR"
echo "📁 Ziel:   $TARGET_DIR"

# 🧱 Struktur sicherstellen
mkdir -p "$TARGET_DIR"
mkdir -p "$SYSTEMD_USER_DIR"

# 🧠 Nur kopieren wenn Quelle ≠ Ziel
if [ "$SOURCE_DIR" != "$TARGET_DIR" ]; then
    echo "📄 Kopiere Dateien..."
    cp "$SOURCE_DIR/$SCRIPT_NAME" "$TARGET_DIR/"
    cp "$SOURCE_DIR/systemd/$SERVICE_NAME" "$TARGET_DIR/"
    cp "$SOURCE_DIR/systemd/$TIMER_NAME" "$TARGET_DIR/"
else
    echo "ℹ️ Dateien bereits am Ziel – überspringe Kopieren"
fi

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

# 🔧 Service dynamisch schreiben
sed "s|ExecStart=.*|ExecStart=$TARGET_DIR/$SCRIPT_NAME|" \
    "$TARGET_DIR/$SERVICE_NAME" > "$TARGET_SERVICE"

# 📄 Timer kopieren
cp "$TARGET_DIR/$TIMER_NAME" "$TARGET_TIMER"

# 🔄 systemd reload
systemctl --user daemon-reload

# ▶️ Timer aktivieren
systemctl --user enable "$TIMER_NAME"
systemctl --user restart "$TIMER_NAME"

echo "✅ Installation abgeschlossen!"