#!/usr/bin/env python3
"""
企业微信通讯录 → CMA 系统同步脚本
功能：
  1. 从企业微信通讯录获取真实员工数据（姓名、手机、岗位）
  2. 同步到 CMA 的 users 表（扩展手机号字段）
  3. 同步到 CMA 的 org_nodes 表（更新真实组织架构）
"""

import json
import urllib.request
import pymysql
import hashlib

# ==== 配置 ====
MCP_URL = "http://127.0.0.1:18900/call"
DB_HOST = "127.0.0.1"
DB_PORT = 3306
DB_USER = "cma_user"
DB_PASS = "cma_pass_2026"
DB_NAME = "cma"
DEFAULT_PASSWORD = "admin123"

# ==== 工具函数 ====
def mcp_call(name, arguments={}):
    req = urllib.request.Request(
        MCP_URL,
        data=json.dumps({"name": name, "arguments": arguments}).encode(),
        headers={"Content-Type": "application/json"}
    )
    with urllib.request.urlopen(req, timeout=10) as resp:
        return json.loads(resp.read())

def get_db():
    return pymysql.connect(
        host=DB_HOST, port=DB_PORT,
        user=DB_USER, password=DB_PASS,
        database=DB_NAME, charset="utf8mb4"
    )

# ==== 主流程 ====
def sync_users():
    """同步通讯录成员到 CMA users 表"""
    print("=" * 50)
    print("企业微信通讯录 → CMA 用户同步")
    print("=" * 50)
    
    # 1. 获取企微通讯录
    result = mcp_call("wecom_get_userlist", {"department_id": 1})
    wecom_users = result.get("users", [])
    print(f"\n📋 企微通讯录共 {len(wecom_users)} 人")
    
    # 2. 连接 CMA 数据库
    db = get_db()
    cursor = db.cursor()
    
    # 先检查 users 表是否有 phone 字段
    cursor.execute("SHOW COLUMNS FROM users LIKE 'phone'")
    if not cursor.fetchone():
        print("⚠️  users 表缺少 phone 字段，准备添加...")
        cursor.execute("ALTER TABLE users ADD COLUMN phone VARCHAR(20) DEFAULT NULL COMMENT '手机号'")
        db.commit()
        print("✅  phone 字段已添加")
    
    # 检查是否有 openid 字段
    cursor.execute("SHOW COLUMNS FROM users LIKE 'wecom_userid'")
    if not cursor.fetchone():
        cursor.execute("ALTER TABLE users ADD COLUMN wecom_userid VARCHAR(100) DEFAULT NULL COMMENT '企微UserID'")
        db.commit()
        print("✅  wecom_userid 字段已添加")
    
    # 检查是否有 position 字段
    cursor.execute("SHOW COLUMNS FROM users LIKE 'position'")
    if not cursor.fetchone():
        cursor.execute("ALTER TABLE users ADD COLUMN position VARCHAR(100) DEFAULT NULL COMMENT '岗位'")
        db.commit()
        print("✅  position 字段已添加")
    
    # 3. 同步用户
    password_hash = hashlib.sha256(DEFAULT_PASSWORD.encode()).hexdigest()
    synced = 0
    skipped = 0
    
    for u in wecom_users:
        name = u.get("name", "")
        mobile = u.get("mobile", "")
        userid = u.get("userid", "")
        position = u.get("position", "")
        
        if not name:
            skipped += 1
            continue
        
        # 检查是否已存在（按手机号或用户名匹配）
        cursor.execute("SELECT id, username FROM users WHERE phone = %s OR username = %s", (mobile, name))
        existing = cursor.fetchone()
        
        if existing:
            # 更新已有用户
            cursor.execute(
                "UPDATE users SET phone = %s, wecom_userid = %s, position = %s WHERE id = %s",
                (mobile, userid, position, existing[0])
            )
            print(f"  🔄 更新: {name:6s} → id={existing[0]}")
        else:
            # 插入新用户
            username = userid if userid else name
            cursor.execute(
                "INSERT INTO users (username, password_hash, name, role, phone, wecom_userid, position) VALUES (%s, %s, %s, %s, %s, %s, %s)",
                (username, password_hash, name, "business", mobile, userid, position)
            )
            new_id = cursor.lastrowid
            print(f"  ➕ 新增: {name:6s} → id={new_id} (role=business)")
            synced += 1
    
    db.commit()
    print(f"\n📊 同步完成: 新增 {synced} 人, 更新 {len(wecom_users) - synced - skipped} 人, 跳过 {skipped} 人")
    
    # 4. 显示同步后的用户列表
    cursor.execute("SELECT id, username, name, role, phone, position FROM users ORDER BY id")
    all_users = cursor.fetchall()
    print(f"\n📋 CMA 用户表（共 {len(all_users)} 人）:")
    print(f"  {'ID':>3} {'用户名':16s} {'姓名':8s} {'角色':10s} {'手机号':12s} {'岗位':10s}")
    print(f"  {'-'*65}")
    for row in all_users:
        print(f"  {row[0]:>3} {row[1]:16s} {(row[2] or ''):8s} {(row[3] or ''):10s} {(row[4] or ''):12s} {(row[5] or ''):10s}")
    
    cursor.close()
    db.close()
    return len(wecom_users)


if __name__ == "__main__":
    sync_users()