from django import forms
from captcha.fields import CaptchaField
from .models import Organizer, CheckIn
from _datetime import date
import re


class RegForm (forms.Form):
    updateFlag = forms.CharField(required=False, widget=forms.HiddenInput())
    originalMobile = forms.IntegerField(required=False, widget=forms.HiddenInput())
    username = forms.CharField(max_length=14, min_length=4, required=True, label='用户名(请输入字母数字及下划线，至少四位)*',
                               error_messages={'required': '登录名不能为空。'}, widget=forms.TextInput(attrs={'style': 'width:100%'}))
    nickname = forms.CharField(max_length=14, min_length=2, required=True, label='昵称*',
                               error_messages={'required': '昵称不能为空。'}, widget=forms.TextInput(attrs={'style': 'width:100%'}))
    email = forms.EmailField(label='电子邮件*', error_messages={'invalid': '请输入正确的邮件地址。'}, widget=forms.EmailInput(attrs={'style': 'width:100%'}))
    mobile = forms.IntegerField(min_value=13000000000, max_value=18999999999, required=True, label='手机号码*',
                                error_messages={'required': '手机号码不能为空。'}, widget=forms.NumberInput(attrs={'style': 'width:100%'}))
    psw1 = forms.CharField(min_length=6, max_length=12, required=True, label='请输入密码(6-12位)*',
                           error_messages={'required': '密码不能为空。', 'invalid': '密码长度不够。'}, widget=forms.PasswordInput(attrs={'style': 'width:100%'}))
    psw2 = forms.CharField(min_length=6, max_length=12, required=True, label='再次输入你的密码*', widget=forms.PasswordInput(attrs={'style': 'width:100%'}))
    captcha = CaptchaField(label='验证码*')

    def clean(self):
        cleaned_data = self.cleaned_data
        if cleaned_data['updateFlag'] != 'update':  # 如果更新用户数据updateFlag的值为update
            if not re.match('[A-Za-z0-9_]+', cleaned_data['username']):
                raise forms.ValidationError(u'请输入字母数字及下划线，至少四位')
        if (cleaned_data['updateFlag'] == 'update' and cleaned_data['psw1'] == ''):  # 如果更新用户数据username是disabled，不会post上来
            pass
        else:
            if len(cleaned_data['psw1']) < 6:
                raise forms.ValidationError(u'密码长度至少6位。')
            if cleaned_data['psw1'] != cleaned_data['psw2']:
                raise forms.ValidationError(u'两次输入的密码不一致。')
        try:
            captcha = cleaned_data['captcha']
        except Exception as e:
            print(e)
            raise forms.ValidationError(u'验证码错误')
        organizer = Organizer()
        if cleaned_data['updateFlag'] == 'update':  # 如果更新用户数据updateFlag的值为update
            pass
        else:
            organizer.username = cleaned_data['username']
            if Organizer.sameUsername(organizer):
                raise forms.ValidationError(u'这个用户名已经注册过了，请换一个。')
        if cleaned_data['updateFlag'] == 'update' and cleaned_data['mobile'] == cleaned_data['originalMobile']:  # 如果更新用户数据updateFlag的值为update
            pass
        else:
            organizer.mobile = cleaned_data['mobile']
            if Organizer.sameMobile(organizer):
                raise forms.ValidationError(u'这个手机号码已经注册过了，请换一个。')
        del organizer
        return cleaned_data  # 注意此处一定要return clean_data,否则会报错


class CheckInForm(forms.Form):
    # o_ID = forms.CharField(widget=forms.HiddenInput())
    description = forms.CharField(max_length=256, label='问卷标题', widget=forms.TextInput(attrs={'style': 'width:100%', 'class': 'form-control'}))
    startTime = forms.DateField(label='问卷收集开始时间',
                                widget=forms.DateTimeInput(attrs={'style': 'width:100%', 'id': 'datepicker', 'class': 'form-control', 'type': 'date', 'value': date.today().isoformat()}))
    endTime = forms.DateField(required=False, label='问卷收集结束时间(如果不设定结束时间，请不要输入)',
                              widget=forms.DateTimeInput(attrs={'style': 'width:100%', 'id': 'datepicker2', 'class': 'form-control', 'type': 'date'}))
    maxNum = forms.IntegerField(label='问卷收集限制人数（如无限制，无需输入）', required=False, min_value=1, widget=forms.NumberInput(attrs={'style': 'width:100%', 'class': 'form-control'}))
    # creatorConfirm = forms.ChoiceField(label='问卷收集是否需要组织者当场确认？', choices=[('0', '无需验证'), ('1', '点击确认')], required=False, widget=forms.Select(attrs={'style': 'width:100%', 'class': 'form-control'}))
    # captcha = forms.BooleanField(label='反馈提交时，是否需要输入验证码？', required=False,
    #                              widget=forms.CheckboxInput(attrs={'data-toggle': "tooltip", 'title': "参与者输入验证码可以确保签到有效性。"}))

    def clean(self):
        cleaned_data = self.cleaned_data
        if cleaned_data['endTime']:
            timeDelta = cleaned_data['endTime'] - cleaned_data['startTime']
            if timeDelta.days < 0:
                raise forms.ValidationError(u'结束时间不能早于开始时间。')
        return cleaned_data  # 注意此处一定要return clean_data,否则会报错


class CaptchaForm(forms.Form):
    myCaptcha = CaptchaField(label='验证码')

    def clean(self):
        cleaned_data = self.cleaned_data
        try:
            captcha = cleaned_data['myCaptcha']
        except Exception as e:
            print(e)
            raise forms.ValidationError(u'验证码错误')
        return cleaned_data  # 注意此处一定要return clean_data,否则会报错


class ForgetPSWForm(forms.Form):
    username = forms.CharField(max_length=14, min_length=2, required=True, label='用户名',
                               error_messages={'required': '登录名不能为空。'}, widget=forms.TextInput(attrs={'style': 'width:100%'}))
    mobile = forms.IntegerField(min_value=13000000000, max_value=18999999999, required=True, label='手机号码',
                                error_messages={'required': '手机号码不能为空。'}, widget=forms.NumberInput(attrs={'style': 'width:100%'}))
    captcha = CaptchaField(label='验证码', widget=forms.TextInput(attrs={'style':'width:100%'}))

    def clean(self):
        cleaned_data = self.cleaned_data
        try:
            captcha = cleaned_data['captcha']
        except Exception as e:
            print(e)
            raise forms.ValidationError(u'验证码错误')
        return cleaned_data  # 注意此处一定要return clean_data,否则会报错