# -*- coding: utf-8 -*-
import re

from .const import Const


class GoodsRecommendStatus(Const):
    normal = (False, u'普通')
    recommend = (True, u'推荐')


class OrderStatus(Const):
    closed = ('closed', u'已关闭')
    unpaid = ('unpaid', u'待支付')
    pending = ('pending', u'待发货')
    unconfirmed = ('unconfirmed', u'待收货')
    unevaluated = ('unevaluated', u'待评价')
    completed = ('completed', u'已完成')

class OrderRequestStatus(Const):
    closed = (-1, 'closed')
    unpaid = (0, 'unpaid')
    pending = (1, 'pending')
    unconfirmed = (2, 'unconfirmed')
    unevaluated = (3, 'unevaluated')
    completed = (4, 'completed')

class OrderResponseStatus(Const):
    closed = ('closed', -1)
    unpaid = ('unpaid', 0)
    pending = ('pending', 1)
    unconfirmed = ('unconfirmed', 2)
    unevaluated = ('unevaluated', 3)
    completed = ('completed', 4)


class BannerStatus(Const):
    visible = (True, u'显示')
    invisible = (False, u'不显示')

class WechatUserRegisterType(Const):
    app = ('app', u'小程序')

class WechatUserStatus(Const):
    default = ('default', u'默认')

class PaymentStatus(Const):
    unpaid = ('unpaid', '未支付')
    success = ('success', '成功')
    fail = ('fail', '失败')



def hump2underline(hunp_str):
    '''
    驼峰形式字符串转成下划线形式
    :param hunp_str: 驼峰形式字符串
    :return: 字母全小写的下划线形式字符串
    '''
    p = re.compile(r'([a-z]|\d)([A-Z])')
    sub = re.sub(p, r'\1_\2', hunp_str).lower()
    return sub

def underline2hump(underline_str):
    '''
    下划线形式字符串转成驼峰形式
    :param underline_str: 下划线形式字符串
    :return: 驼峰形式字符串
    '''
    sub = re.sub(r'(_\w)',lambda x:x.group(1)[1].upper(),underline_str)
    return sub