#!/bin/bash
# 备份 nanobot workspace 核心文件
# 备份内容：SOUL.md, USER.md, TOOLS.md, AGENTS.md, HEARTBEAT.md, memory/ 目录
# 注意：skills 已通过 nanocode git 自动备份，此处不再重复

set -e

# 配置
BACKUP_ROOT="/home/ubuntu/nanocode/backups"
SOURCE_DIR="/home/ubuntu/.nanobot/workspace"
NANOCODE_DIR="/home/ubuntu/nanocode"
DATE=$(date +%Y-%m-%d)
BACKUP_DIR="$BACKUP_ROOT/$DATE"

# 要备份的顶层文件
TOP_FILES=(
    "SOUL.md"
    "USER.md"
    "TOOLS.md"
    "AGENTS.md"
    "HEARTBEAT.md"
)

# 要备份的 memory 目录内容
MEMORY_FILES=(
    "memory/MEMORY.md"
    "memory/HISTORY.md"
    "memory/ARCHIVE.md"
    "memory/TECH.md"
)

echo "🗄️  Workspace 核心文件备份"
echo "📅 日期: $DATE"
echo "📂 目标: $BACKUP_DIR"
echo ""

# 创建目录
mkdir -p "$BACKUP_DIR/memory"
mkdir -p "$BACKUP_DIR/configs"

# 1. 备份顶层文件
echo "📄 备份核心配置文件..."
top_count=0
for file in "${TOP_FILES[@]}"; do
    src="$SOURCE_DIR/$file"
    if [ -f "$src" ]; then
        cp "$src" "$BACKUP_DIR/"
        echo "  ✅ $file"
        top_count=$((top_count + 1))
    else
        echo "  ⚠️  $file (不存在)"
    fi
done

# 2. 备份 memory 文件
echo ""
echo "🧠 备份记忆文件..."
memory_count=0
for file in "${MEMORY_FILES[@]}"; do
    src="$SOURCE_DIR/$file"
    if [ -f "$src" ]; then
        cp "$src" "$BACKUP_DIR/memory/"
        echo "  ✅ $file"
        memory_count=$((memory_count + 1))
    else
        echo "  ⚠️  $file (不存在)"
    fi
done

# 3. 备份关键配置（可选）
echo ""
echo "⚙️  备份关键配置..."
config_count=0

# 小红书配置
if [ -f "$SOURCE_DIR/skills/xiaohongshu_integration/xiaohongshu_enhanced_config.json" ]; then
    cp "$SOURCE_DIR/skills/xiaohongshu_integration/xiaohongshu_enhanced_config.json" "$BACKUP_DIR/configs/"
    echo "  ✅ xiaohongshu 配置"
    config_count=$((config_count + 1))
fi

# wewrite 配置
if [ -f "/home/ubuntu/wewrite/config.yaml" ]; then
    cp "/home/ubuntu/wewrite/config.yaml" "$BACKUP_DIR/configs/"
    echo "  ✅ wewrite 配置"
    config_count=$((config_count + 1))
fi

# 4. 生成报告
echo ""
echo "📊 生成备份报告..."

cat > "$BACKUP_DIR/README.md" << EOF
# Workspace 备份报告

## 备份信息
- **时间**: $(date '+%Y-%m-%d %H:%M:%S')
- **日期**: $DATE

## 备份内容

### 核心配置文件 ($top_count 个)
$(ls -1 "$BACKUP_DIR"/*.md 2>/dev/null | xargs -n1 basename | sed 's/^/- /' || echo "- 无")

### 记忆文件 ($memory_count 个)
$(ls -1 "$BACKUP_DIR/memory/" 2>/dev/null | sed 's/^/- /' || echo "- 无")

### 应用配置 ($config_count 个)
$(ls -1 "$BACKUP_DIR/configs/" 2>/dev/null | sed 's/^/- /' || echo "- 无")

## 说明
- 本备份**不包含 skills**（已通过 nanocode git 自动备份）
- 每周自动备份一次
- 如需恢复，直接复制文件到 $SOURCE_DIR

## 手动恢复命令
\`\`\`bash
# 恢复顶层文件
cp "$BACKUP_DIR/"*.md $SOURCE_DIR/

# 恢复 memory 文件
cp "$BACKUP_DIR/memory/"*.md $SOURCE_DIR/memory/
\`\`\`
EOF

echo ""
echo "📈 备份统计:"
echo "  - 核心配置: $top_count 个"
echo "  - 记忆文件: $memory_count 个"
echo "  - 应用配置: $config_count 个"
echo ""

# 5. Git 提交
echo "📝 提交到 Git..."
cd "$NANOCODE_DIR"

if git diff --quiet HEAD -- "$BACKUP_ROOT" 2>/dev/null && [ -z "$(git status --porcelain "$BACKUP_ROOT" 2>/dev/null)" ]; then
    echo "  📝 无新变更需要提交"
else
    git add "$BACKUP_ROOT"
    git commit -m "Weekly workspace backup: $DATE (memory + configs)" -m "- 核心配置: $top_count" -m "- 记忆文件: $memory_count" -m "- 应用配置: $config_count"
    git push origin master
    echo "  ✅ 已提交到 Git"
fi

echo ""
echo "🎉 备份完成!"
echo "📁 位置: $BACKUP_DIR"