import json
from datetime import datetime

from fastapi import Request
from fastapi.datastructures import FormData
from pydantic import BaseModel, Field, model_validator
from app.core.logger import log


async def parse_alipay_notify_form(request: Request) -> "AlipayNotifyBase":
    """解析支付宝通知表单数据"""
    form_data = await request.form()
    # 确保所有值都是字符串类型
    return parse_alipay_notify_form_data(form_data)


def parse_alipay_notify_form_data(form_data: FormData) -> "AlipayNotifyBase":
    """解析支付宝通知表单数据"""
    form_dict = {}
    for key, value in form_data.items():
        if isinstance(value, str):
            form_dict[key] = value
        else:
            # 对于非字符串类型（如UploadFile），获取其字符串表示
            form_dict[key] = str(value)

    log.info(f"收到支付宝通知表单数据: {form_dict}")
    return AlipayNotifyBase(**form_dict)


class AlipayNotifyBase(BaseModel):
    """支付宝通知基础模型"""

    notify_id: str = Field(..., description="通知ID")
    utc_timestamp: str = Field(..., description="消息发送时的服务端时间")
    msg_method: str | None = Field(None, description="消息接口名称（优先取此值，若为空则用 notify_type）")
    app_id: str = Field(..., description="消息接受方的应用id")
    version: str = Field(..., description="版本号")
    sign: str = Field(..., description="签名")
    sign_type: str = Field(..., description="签名类型")
    charset: str = Field(..., description="编码集")
    notify_type: str | None = Field(None, description="通知类型（msg_method 为空时使用）")
    biz_content: str = Field(..., description="消息报文")

    def parse_biz_content(self) -> dict:
        """解析 biz_content JSON 字符串"""
        try:
            return json.loads(self.biz_content)
        except:
            raise Exception(f"支付宝通知消息 - 解析 biz_content 失败")

    @property
    def method(self) -> str:
        """获取消息接口标识，优先 msg_method，其次 notify_type"""
        return self.msg_method or self.notify_type or ""


class EnterpriseChangeContent(BaseModel):
    """企业变更通知内容"""

    enterprise_id: str = Field(..., description="企业id")
    out_biz_no: str = Field(..., description="外部业务号/幂等号")
    action: str = Field(..., description="变更动作")
    change_time: str = Field(..., description="变更时间")
    account_id: str | None = Field(None, description="账户id")
    remark: str | None = Field(None, description="备注")

    tenant_id: int | None = Field(None, description="租户id")


class EmployeeChangeContent(BaseModel):
    """
    员工变更通知内容
     {'gmt_create': '2026-04-24 11:15:49', 'role_list': ['USER'], 'mobile': '13874410370', 'employee_name': '胡森林', 'gmt_modified': '2026-04-24 11:15:49', 'ext_info': '{}', 'enterprise_id': '2088480767913636', 'iot_face_status': '2', 'department_list': [{'department_id': '1001163032541324', 'department_name': '湖南花米惠科技有限公司'}], 'employee_id': '2300063240699375', 'activate': 'UNACTIVATED', 'action': 'EMPLOYEE_ADD', 'change_time': '2026-04-24 11:15:49'}
    """

    enterprise_id: str = Field(..., description="企业id")
    employee_id: str = Field(..., description="员工id")
    action: str | None = Field(None, description="变更动作")
    change_time: str | None = Field(None, description="变更时间")
    activate: str | None = Field(None, description="激活状态")
    department_list: list | None = Field(None, description="部门列表")
    role_list: list | None = Field(None, description="角色列表")
    mobile: str | None = Field(None, description="手机号")
    email: str | None = Field(None, description="邮箱")
    open_id: str | None = Field(None, description="open_id")
    employee_name: str | None = Field(None, description="员工姓名")
    iot_face_status: str | None = Field(None, description="人脸状态状态")


class VoucherChangeContent(BaseModel):
    """凭证变动通知内容"""

    account_id: str = Field(..., description="账户id")
    voucher_id: str = Field(..., description="凭证id")
    enterprise_id: str = Field(..., description="企业id")
    out_biz_no: str = Field(..., description="外部业务号")
    action: str = Field(..., description="变动动作")
    change_time: str = Field(..., description="变动时间")


class FundChangeContent(BaseModel):
    """资金变动通知内容"""

    enterprise_id: str = Field(..., description="企业id")
    account_book_id: str = Field(..., description="资金专户号")
    out_biz_no: str = Field(..., description="外部业务号")
    change_type: str = Field(..., description="变动类型: DEPOSIT/WITHDRAW/TRANSFER")
    status: str = Field(..., description="状态")
    amount: str | None = Field(None, description="金额")
    order_no: str | None = Field(None, description="支付宝订单号")
    error_code: str | None = Field(None, description="错误码")
    error_message: str | None = Field(None, description="错误信息")
    change_time: str = Field(..., description="变动时间")


class ConsumeChangeContent(BaseModel):
    """企业码账单消息通知内容"""

    # 必选字段
    account_id: str = Field(..., description="共同账户ID")
    enterprise_id: str = Field(..., description="企业ID")
    employee_id: str = Field(..., description="员工ID")
    pay_no: str = Field(..., description="支付宝账单号")
    consume_type: str = Field(..., description="账单类型: CONSUME(消费账单)/REFUND(退款账单)")
    gmt_biz_create: str = Field(..., description="账单创建时间，格式：yyyy-MM-dd HH:mm:ss")
    consume_amount: str = Field(..., description="账单金额，2位小数，单位：元")
    notify_reason: str = Field(..., description="通知原因")
    notify_msg: str = Field(..., description="通知描述")
    
    # 二选一字段
    user_id: str | None = Field(None, description="员工支付宝UID")
    open_id: str | None = Field(None, description="员工open_id")
    
    # 条件必选字段（退款账单才有值）
    related_pay_no: str | None = Field(None, description="关联消费账单交易流水号")
    
    # 可选字段
    gmt_recieve_pay: str | None = Field(None, description="账单支付时间，格式：yyyy-MM-dd HH:mm:ss")
    peer_pay_amount: str | None = Field(None, description="企业代付金额，2位小数，单位：元")
    expense_rule_group_id: str | None = Field(None, description="费控规则ID")
    expense_scene_code: str | None = Field(None, description="费用场景")
    expense_type: str | None = Field(None, description="费用类型")
    expense_type_sub_category: str | None = Field(None, description="费用类型子类目")
    ext_infos: str | None = Field(None, description="扩展参数，JSON格式")


class OrderChangeContent(BaseModel):
    """订单变动通知内容
    
    接口名: alipay.ebpp.invoice.ecorder.order.changed
    参考文档: https://opendocs.alipay.com/apis/03iu5y
    """

    order_no: str = Field(..., description="支付宝订单号")
    biz_out_no: str = Field(..., description="商户订单号")
    enterprise_id: str = Field(..., description="企业ID")
    employee_id: str | None = Field(None, description="员工ID")
    out_biz_no: str | None = Field(None, description="外部业务号")
    action: str | None = Field(None, description="变动动作")
    change_time: str | None = Field(None, description="变动时间")
    order_status: str | None = Field(None, description="订单状态")
    
    # 补充字段
    pay_no: str | None = Field(None, description="账单号")
    order_title: str | None = Field(None, description="订单标题")
    order_amount: str | None = Field(None, description="订单金额")
    trade_no: str | None = Field(None, description="交易号")
    merchant_id: str | None = Field(None, description="商户ID")
    merchant_name: str | None = Field(None, description="商户名称")
    shop_id: str | None = Field(None, description="店铺ID")
    shop_name: str | None = Field(None, description="店铺名称")
    gmt_create: str | None = Field(None, description="创建时间")
    gmt_payment: str | None = Field(None, description="支付时间")
    fund_channel: str | None = Field(None, description="资金渠道")
    order_type: str | None = Field(None, description="订单类型")
    invoice_status: str | None = Field(None, description="发票状态")
    ext_info: str | None = Field(None, description="扩展信息")

    # 把order_no设置为pay_no的值
    @model_validator(mode="before")
    def set_order_no(cls, values):
        if not values.get("order_no") and values.get("pay_no"):
            values["order_no"] = values["pay_no"]
        return values
        

class BillDetailQueryOut(BaseModel):
    """账单详情查询响应"""

    pay_no: str = Field(..., description="支付宝账单号")
    enterprise_id: str = Field(..., description="企业ID")
    employee_id: str = Field(..., description="员工ID")
    employee_name: str | None = Field(None, description="员工姓名")
    
    consume_amount: str = Field(..., description="账单金额")
    peer_pay_amount: str | None = Field(None, description="企业代付金额")
    employee_pay_amount: str | None = Field(None, description="员工自付金额")
    
    order_info: dict | None = Field(None, description="订单详情")
    voucher_list: list[dict] | None = Field(None, description="凭证列表")