"""包管理命令：package (create / info / list)。"""
from __future__ import annotations

import argparse
import logging

from sapcli.client import ADTClient

logger = logging.getLogger("sapcli.commands.package_cmd")


def cmd_package(args: argparse.Namespace, client: ADTClient) -> None:
    """ABAP 包操作。"""
    action = getattr(args, "package_action", None)

    if action == "create":
        _package_create(args, client)
    elif action == "info":
        _package_info(args, client)
    elif action == "list":
        _package_list(args, client)
    else:
        print("  用法: sap-cli package [create|info|list]")
        print("    create  — 创建 ABAP 包")
        print("    info    — 查看包详情")
        print("    list    — 列出对象（通过 list 命令按包过滤）")


def _package_create(args: argparse.Namespace, client: ADTClient) -> None:
    """创建 ABAP 包。"""
    name: str = args.name
    description: str = getattr(args, "description", None) or name
    superpackage: str | None = getattr(args, "superpackage", None)

    print("=" * 60)
    print("  SAP 创建 ABAP 包")
    print("=" * 60)
    print(f"  包名:     {name}")
    print(f"  描述:     {description}")
    if superpackage:
        print(f"  上级包:   {superpackage}")

    print(f"\n  → 正在创建包...")
    try:
        success = client.create_package(name, description, superpackage)
    except Exception as e:
        print(f"  ✗ 创建失败: {e}")
        return

    if success:
        print(f"  ✓ 包 {name} 创建成功!")
    else:
        print(f"  ✗ 包创建失败")


def _package_info(args: argparse.Namespace, client: ADTClient) -> None:
    """查看包详情。"""
    name: str = args.name

    print("=" * 60)
    print("  SAP 包信息")
    print("=" * 60)
    print(f"  包名: {name}")

    print(f"\n  → 正在查询...")
    try:
        info = client.get_package_info(name)
    except Exception as e:
        print(f"  ✗ 查询失败: {e}")
        return

    print(f"\n  {'─' * 50}")
    print(f"  名称:     {info.get('name', '')}")
    print(f"  描述:     {info.get('description', '')}")
    print(f"  所有者:   {info.get('owner', '')}")
    print(f"  上级包:   {info.get('superpackage', '(无)')}")
    print(f"  {'─' * 50}")


def _package_list(args: argparse.Namespace, client: ADTClient) -> None:
    """列出包中的对象。"""
    name: str = args.name

    print("=" * 60)
    print("  SAP 包对象列表")
    print("=" * 60)
    print(f"  包名: {name}")

    print(f"\n  → 正在查询...")
    try:
        results = client.list_objects(package=name)
    except Exception as e:
        print(f"  ✗ 查询失败: {e}")
        return

    if not results:
        print("  ℹ 包中没有找到对象")
        return

    print(f"  ✓ 找到 {len(results)} 个对象\n")
    print(f"  {'名称':<30s} {'类型':<12s} {'描述':<30s}")
    print(f"  {'─' * 30} {'─' * 12} {'─' * 30}")
    for obj in results:
        obj_name = obj.get("name", "")[:30]
        obj_type = obj.get("type", "")[:12]
        desc = obj.get("description", "")[:30]
        print(f"  {obj_name:<30s} {obj_type:<12s} {desc:<30s}")