# 促销码/折扣二维码 客户端入口
# 参数: code=促销码id 或 id=discount_qr id
# 已登录: 直接绑定; 未登录: 提示登录/注册

from ahserver.serverenv import ServerEnv

code = params_kw.get('code', '')
qr_id = params_kw.get('id', '')

env = ServerEnv()
user = await env.get_user()

if not user:
    # 未登录 - 显示登录/注册引导
    back_url = ''
    if code:
        back_url = env.entire_url('./promote') + f'?code={code}'
    elif qr_id:
        back_url = env.entire_url('./promote') + f'?id={qr_id}'

    result = {
        "widgettype": "VBox",
        "options": {"width": "100%", "height": "100%", "spacing": 16, "padding": "20px"},
        "subwidgets": [
            {
                "widgettype": "Title",
                "options": {"text": "请先登录或注册", "level": 2, "i18n": True}
            },
            {
                "widgettype": "Text",
                "options": {"otext": "使用促销码需要先登录，登录后将自动为您激活。", "i18n": True}
            },
            {
                "widgettype": "HBox",
                "options": {"spacing": 10, "cheight": 3},
                "subwidgets": [
                    {
                        "widgettype": "Button",
                        "options": {
                            "label": "登录",
                            "css": "primary",
                            "actiontype": "link",
                            "url": env.entire_url('/rbac/user/login.ui') + f"?back={back_url}" if back_url else env.entire_url('/rbac/user/login.ui')
                        }
                    },
                    {
                        "widgettype": "Button",
                        "options": {
                            "label": "注册",
                            "css": "secondary",
                            "actiontype": "link",
                            "url": env.entire_url('/rbac/user/register') + f"?back={back_url}" if back_url else env.entire_url('/rbac/user/register')
                        }
                    }
                ]
            }
        ]
    }
elif code:
    # 已登录 + 促销码参数 - 绑定促销码
    try:
        # bind_customer expects promo_code_id
        bind_params = params_kw.copy()
        bind_params['promo_code_id'] = code
        ret = await bind_customer(request, bind_params)
        home_url = env.entire_url('/')
        if ret.get('status') == 'success':
            result = {
                "widgettype": "VBox",
                "options": {"width": "100%", "height": "100%", "spacing": 16, "padding": "20px"},
                "subwidgets": [
                    {
                        "widgettype": "Title",
                        "options": {"otext": "激活成功", "level": 2, "i18n": True}
                    },
                    {
                        "widgettype": "Text",
                        "options": {"text": f"促销码 {code} 已成功激活，即将跳转首页..."}
                    },
                    {
                        "widgettype": "Button",
                        "options": {"label": "返回首页", "css": "primary"},
                        "binds": [{
                            "wid": "self", "event": "click",
                            "actiontype": "script", "target": "self",
                            "script": f"window.location.href='{home_url}';"
                        }]
                    }
                ]
            }
        else:
            result = {
                "widgettype": "Message",
                "options": {"title": "提示", "message": ret.get('message', '绑定失败'), "type": "warning"}
            }
    except Exception as e:
        result = {
            "widgettype": "Message",
            "options": {"title": "激活失败", "message": str(e), "type": "error"}
        }
else:
    # 已登录 + 折扣二维码参数 - 走旧流程
    ret = await set_promote_discount(request, params_kw)
    result = {
        "widgettype": "Message",
        "options": {"title": "成功", "message": f"获得{ret}折扣", "type": "success"}
    }