From 6e93529bc30f901789525d4dbf9a4f2503c80109 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?H=C3=B6rdle=20Bot?= <bot@hoerdle.local>
Date: Wed, 3 Dec 2025 16:25:50 +0100
Subject: [PATCH] Add backup metadata and restore script for full DB rollback

---
 scripts/deploy.sh  | 27 ++++++++++----
 scripts/restore.sh | 93 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 113 insertions(+), 7 deletions(-)
 create mode 100644 scripts/restore.sh

diff --git a/scripts/deploy.sh b/scripts/deploy.sh
index cf92b0f..48ba607 100755
--- a/scripts/deploy.sh
+++ b/scripts/deploy.sh
@@ -1,10 +1,10 @@
 #!/bin/bash
 set -e
 
-echo "🚀 Starting optimized deployment..."
+echo "🚀 Starting optimized deployment with full rollback support..."
 
-# Backup database
-echo "💾 Creating database backup..."
+# Backup database (per Deployment, inkl. Metadaten für Rollback)
+echo "💾 Creating database backup for this deployment..."
 
 # Try to find database path from docker-compose.yml or .env
 DB_PATH=""
@@ -26,16 +26,29 @@ if [ -n "$DB_PATH" ]; then
     # Convert container path to host path if needed
     # /app/data/prod.db -> ./data/prod.db
     DB_PATH=$(echo "$DB_PATH" | sed 's|/app/|./|')
-    
+
     if [ -f "$DB_PATH" ]; then
         # Create backups directory
         mkdir -p ./backups
-        
+
         # Create timestamped backup
-        BACKUP_FILE="./backups/$(basename "$DB_PATH" .db)_$(date +%Y%m%d_%H%M%S).db"
+        DEPLOY_TS="$(date +%Y%m%d_%H%M%S)"
+        BACKUP_FILE="./backups/$(basename "$DB_PATH" .db)_${DEPLOY_TS}.db"
         cp "$DB_PATH" "$BACKUP_FILE"
         echo "✅ Database backed up to: $BACKUP_FILE"
-        
+
+        # Store metadata for restore (Timestamp, DB-Path, Git-Commit)
+        CURRENT_COMMIT="$(git rev-parse HEAD || echo 'unknown')"
+        {
+            echo "timestamp=${DEPLOY_TS}"
+            echo "db_path=${DB_PATH}"
+            echo "backup_file=${BACKUP_FILE}"
+            echo "git_commit=${CURRENT_COMMIT}"
+        } > "./backups/last_deploy.meta"
+
+        # Append to history manifest (eine Zeile pro Deployment)
+        echo "${DEPLOY_TS}|${DB_PATH}|${BACKUP_FILE}|${CURRENT_COMMIT}" >> "./backups/deploy_history.log"
+
         # Keep only last 10 backups
         ls -t ./backups/*.db | tail -n +11 | xargs -r rm
         echo "🧹 Cleaned old backups (keeping last 10)"
diff --git a/scripts/restore.sh b/scripts/restore.sh
new file mode 100644
index 0000000..e53c444
--- /dev/null
+++ b/scripts/restore.sh
@@ -0,0 +1,93 @@
+#!/bin/bash
+set -e
+
+echo "🧯 Hördle restore script – Rollback auf früheres Datenbank-Backup"
+
+# Hilfsfunktion für Fehlerausgabe
+die() {
+    echo "❌ $1" >&2
+    exit 1
+}
+
+# Backup-Verzeichnis
+BACKUP_DIR="./backups"
+
+if [ ! -d "$BACKUP_DIR" ]; then
+    die "Kein Backup-Verzeichnis gefunden (${BACKUP_DIR}). Es scheint noch kein Deployment-Backup erstellt worden zu sein."
+fi
+
+# Argument: gewünschter Backup-Timestamp oder 'latest'
+TARGET="$1"
+
+if [ -z "$TARGET" ]; then
+    echo "⚙️  Nutzung:"
+    echo "  ./scripts/restore.sh latest           # neuestes Backup zurückspielen"
+    echo "  ./scripts/restore.sh 20250101_120000  # bestimmtes Backup (Timestamp aus Dateiname)"
+    echo ""
+    echo "Verfügbare Backups:"
+    ls -1 "${BACKUP_DIR}"/*.db 2>/dev/null || echo "  (keine .db-Backups gefunden)"
+    exit 1
+fi
+
+# DB-Pfad wie in deploy.sh bestimmen
+DB_PATH=""
+
+if [ -f "docker-compose.yml" ]; then
+    DB_PATH=$(grep -oP 'DATABASE_URL=file:\K[^\s]+' docker-compose.yml | head -1)
+fi
+
+if [ -z "$DB_PATH" ] && [ -f ".env" ]; then
+    DB_PATH=$(grep -oP '^DATABASE_URL=file:\K.+' .env | head -1)
+fi
+
+DB_PATH=$(echo "$DB_PATH" | tr -d '"' | tr -d "'")
+
+if [ -z "$DB_PATH" ]; then
+    die "Konnte den Datenbank-Pfad aus docker-compose.yml oder .env nicht ermitteln."
+fi
+
+# Containerpfad zu Hostpfad umbauen (/app/... -> ./...)
+DB_PATH=$(echo "$DB_PATH" | sed 's|/app/|./|')
+
+echo "📁 Ziel-Datenbank-Datei: $DB_PATH"
+
+# Backup-Datei bestimmen
+if [ "$TARGET" = "latest" ]; then
+    BACKUP_FILE=$(ls -t "${BACKUP_DIR}"/*.db 2>/dev/null | head -1 || true)
+    [ -z "$BACKUP_FILE" ] && die "Kein Backup gefunden."
+else
+    # Versuchen, exakten Dateinamen zu finden
+    if [ -f "${BACKUP_DIR}/${TARGET}" ]; then
+        BACKUP_FILE="${BACKUP_DIR}/${TARGET}"
+    else
+        # Versuchen, anhand des Timestamps ein Backup zu finden
+        BACKUP_FILE=$(ls "${BACKUP_DIR}"/*"${TARGET}"*.db 2>/dev/null | head -1 || true)
+    fi
+
+    [ -z "$BACKUP_FILE" ] && die "Kein Backup für '${TARGET}' gefunden."
+fi
+
+echo "⏪ Verwende Backup-Datei: $BACKUP_FILE"
+
+if [ ! -f "$BACKUP_FILE" ]; then
+    die "Backup-Datei existiert nicht: $BACKUP_FILE"
+fi
+
+read -p "❗ Dies überschreibt die aktuelle Datenbank-Datei. Fortfahren? [y/N] " CONFIRM
+if [[ ! "$CONFIRM" =~ ^[Yy]$ ]]; then
+    echo "Abgebrochen."
+    exit 0
+fi
+
+echo "📦 Kopiere Backup nach: $DB_PATH"
+cp "$BACKUP_FILE" "$DB_PATH"
+
+echo "🔄 Starte Docker-Container neu..."
+docker compose restart hoerdle
+
+echo "✅ Restore abgeschlossen."
+echo "ℹ️  Hinweis: Der Code-Stand (Git-Commit) ist nicht automatisch zurückgedreht."
+echo "    Falls du auch die App-Version zurückrollen möchtest, checke lokal den passenden Commit/Tag aus"
+echo "    und führe anschließend wieder ./scripts/deploy.sh aus."
+
+