#!/bin/bash

# 自动双向同步脚本
# 监控 sanguo_projects 目录下所有子项目，每个子项目是独立 git 仓库
# 双向同步本地和远程Gitee
# 错误处理：失败了记录日志不继续错误扩散

PROJECT_DIR="/Users/chufeng/.openclaw/sanguo_projects"
LOG_FILE="$PROJECT_DIR/auto-sync.log"
MAX_RETRIES=2

# 需要同步的项目列表（每个都是独立 git 仓库）
PROJECTS=(
  "sanguo_quant_live"
  "sanguo_mail"
  "sanguo_vnpy"
)

# 确保目录存在
cd "$PROJECT_DIR" || {
    echo "[$(date)] ERROR: Failed to cd into $PROJECT_DIR" >> "$LOG_FILE"
    exit 1
}

echo "[$(date)] ========================================" >> "$LOG_FILE"
echo "[$(date)] Starting auto sync for all projects..." >> "$LOG_FILE"

# 同步单个项目函数
sync_project() {
    local project=$1
    local dir="$PROJECT_DIR/$project"
    
    if [[ ! -d "$dir/.git" ]]; then
        echo "[$(date)] [$project] SKIP: not a git repository, skipping" >> "$LOG_FILE"
        return 0
    fi
    
    echo "[$(date)] [$project] Starting sync..." >> "$LOG_FILE"
    cd "$dir"
    
    # 第一步：git pull 拉取远程变更
    echo "[$(date)] [$project] Step 1: git pull origin main" >> "$LOG_FILE"
    git pull origin main
    exit_code=$?
    
    if [ $exit_code -ne 0 ]; then
        echo "[$(date)] [$project] WARNING: git pull failed with exit code $exit_code" >> "$LOG_FILE"
        # pull失败不推送，避免冲突
        return 1
    fi
    
    echo "[$(date)] [$project] git pull success" >> "$LOG_FILE"
    
    # 第二步：添加所有变更（包括未跟踪文件）
    echo "[$(date)] [$project] Step 2: Adding all changes..." >> "$LOG_FILE"
    git add .
    exit_code=$?
    if [ $exit_code -ne 0 ]; then
        echo "[$(date)] [$project] ERROR: git add failed with exit code $exit_code" >> "$LOG_FILE"
        return 1
    fi
    
    # 第三步：检查是否有内容需要提交
    if git diff --cached --quiet; then
        # 没有变更需要提交，正常退出
        echo "[$(date)] [$project] No changes to commit, done." >> "$LOG_FILE"
        return 0
    fi
    
    # 有变更，进行提交
    echo "[$(date)] [$project] Step 3: Found changes to commit, committing..." >> "$LOG_FILE"
    
    git commit -m "auto-sync: $(date '+%Y-%m-%d %H:%M:%S')"
    exit_code=$?
    if [ $exit_code -ne 0 ]; then
        echo "[$(date)] [$project] ERROR: git commit failed with exit code $exit_code" >> "$LOG_FILE"
        return 1
    fi
    
    # 推送到远程
    echo "[$(date)] [$project] Step 4: Pushing to origin/main..." >> "$LOG_FILE"
    
    for i in $(seq 1 $MAX_RETRIES); do
        git push origin main
        exit_code=$?
        if [ $exit_code -eq 0 ]; then
            echo "[$(date)] [$project] Push success! Sync complete." >> "$LOG_FILE"
            return 0
        fi
        echo "[$(date)] [$project] Push attempt $i failed, retrying..." >> "$LOG_FILE"
        sleep 2
    done
    
    echo "[$(date)] [$project] ERROR: Push failed after $MAX_RETRIES attempts" >> "$LOG_FILE"
    return 1
}

# 遍历所有项目进行同步
FAILED_PROJECTS=""
for project in "${PROJECTS[@]}"; do
    echo "" >> "$LOG_FILE"
    sync_project "$project"
    if [ $? -ne 0 ]; then
        FAILED_PROJECTS="$FAILED_PROJECTS $project"
    fi
done

echo "" >> "$LOG_FILE"
echo "[$(date)] Sync finished." >> "$LOG_FILE"
if [[ -n "$FAILED_PROJECTS" ]]; then
    echo "[$(date)] WARNING: Some projects failed to sync:$FAILED_PROJECTS" >> "$LOG_FILE"
    exit 1
else
    echo "[$(date)] All projects synced successfully!" >> "$LOG_FILE"
    exit 0
fi