var $ = require('yoho-jquery');
var tip = require('../plugin/tip');
var yohoApp = require('../yoho-app');

var Timer = function() {
    this.counter = 0;
    this.countdownTimer = null;
};

var FormModel = function() {
    $.extend(this, {
        userName: '',
        identityCardNo: '',
        cardNo: '',
        bankName: '',
        bankCode: '',
        mobile: '',
        snsCheckCode: '',
        agreements: 'on'
    });
};

var formModel = new FormModel();

/**
 * 表单验证
 */
var validateForm = function() {
    var applyButton = $('#apply-button');
    var ret = false;

    if (formModel.userName &&
        formModel.identityCardNo &&
        formModel.cardNo &&
        formModel.bankCode &&
        formModel.mobile &&
        formModel.snsCheckCode &&
        formModel.agreements === 'on') {
        if (!applyButton.data('running')) {
            applyButton.removeClass('disabled');
        }
        ret = true;
    } else {
        applyButton.addClass('disabled');
        ret = true;
    }

    // 检查手机号码
    if (formModel.cardNo && formModel.cardNo.length >= 16 &&
        formModel.mobile && formModel.mobile.length === 11) {
        $('#send-sms').removeClass('disabled');
    } else {
        $('#send-sms').addClass('disabled');
    }
    return ret;
};

var checkCard = require('./bind-card-check');

var clearVerifyCode = function() {
    formModel.snsCheckCode = '';
    $('#sns-check-code').val('');
};


checkCard(formModel);

/**
 *  倒计时
 *
 * @param start 启动回调
 * @param tick 进度回调
 * @param complete 完成回调
 */
Timer.prototype.startCountdown = function(start, tick, complete) {
    var self = this;

    if (this.counter > 0 || this.countdownTimer) {
        return;
    } else {
        this.counter = 59;
    }


    // 启动回调
    if (start) {
        start.call(this);
    }

    if (tick) {
        tick.call(this, this.counter);
    }

    this.complete = complete;


    // 开始计时器
    this.countdownTimer = setInterval(function() {
        self.counter--;

        if (self.counter <= 0) {
            if (complete) {
                clearInterval(self.countdownTimer);

                // 重置计时器
                self.counter = 0;
                self.countdownTimer = null;
                complete.call(self);
            }
        }

        // 完成回调
        if (tick && self.counter > 0) {
            tick.call(self, self.counter);
        }
    }, 1000);

    return this;
};

Timer.prototype.reset = function() {
    if (this.complete) {
        this.complete();
    }
};

/**
 * 点击发送短信事件
 */
$('#send-sms').click(function() {
    var self = this;

    // 数据不完整情况下不能发送验证码
    if ($(this).hasClass('disabled')) {
        return false;
    }

    if ($(this).data('running')) {
        return false;
    }

    $(self).data('running', true);

    $.get('/home/installment/starting-service/verify-code', {
        mobile: formModel.mobile
    }).then(function(result) {
        if (result.code === 200) {
            $(self).data('running', true);
            new Timer().startCountdown(function() {
            }, function(counter) {
                // 进度回调
                $('#send-sms').text(counter + 's');
            }, function() {
                // 倒计时结束后再次显示 "获取验证码"
                $('#send-sms').text('获取验证码');
                $(self).data('running', false);
            });

        } else {
            tip.show(result.message);
            $(self).data('running', false);
        }
    }).done(function() {
        $(self).data('running', false);
    });

    return false;
});

// 输入框改变时同时更新模型
/*
 $('input').on('change', function() {
 var name = $(this).attr('name');

 if ($(this).is(':checkbox')) {
 formModel[name] = $(this).is(':checked') ? $(this).val() : null;
 } else {
 formModel[name] = $(this).val();
 }

 validateForm();
 });
 */

// validateForm();

// 定时更新模型,解决各种浏览器奇葩问题终极办法
setInterval(function() {
    $('input').each(function() {
        var name = $(this).attr('name');

        if ($(this).is(':checkbox')) {
            formModel[name] = $(this).is(':checked') ? $(this).val() : null;
        } else {
            formModel[name] = $(this).val();
        }
    });
    validateForm();
}, 500);


/**
 * 表单提交
 */
$('#apply-button').click(function() {
    var ret = false;
    var that = $(this);
    var asyncMode = yohoApp.isiOS;

    if ($(this).hasClass('disabled') || !validateForm()) {
        return false;
    } else {
        $(this).addClass('disabled').text('处理中...').data('running', true);
    }

    $.ajax({
        method: 'get',
        async: asyncMode,
        url: '/home/installment/starting-service/check-verify-code',
        data: {
            mobile: formModel.mobile,
            code: formModel.snsCheckCode
        }
    }).then(function(result) {
        if (result.code === 200 && result.data.result === '1') {
            return $.ajax({
                method: 'post',
                url: '/home/installment/activate-service',
                data: formModel,
                async: asyncMode
            });
        } else {
            clearVerifyCode();
            tip.show(result.message);
        }
    }).then(function(result) {
        var params;

        that.removeClass('disabled').text('下一步').data('running', false);

        if (!result) {
            return;
        }

        params = {
            action: 'go.instalmentActivated',
            params: {
                status: result.data && result.data.status || 0
            }
        };

        if (result.code === 200 && result.data) {
            if (asyncMode) {
                yohoApp.invokeMethod('go.instalmentActivated', params.params);
            } else {
                that.attr('href', location.pathname + '?openby:yohobuy=' + encodeURIComponent(JSON.stringify(params)));
            }

            ret = true;
        } else if (result.code === 500) {
            // 接口可能超时返回审核中 by 孟令阶
            params.params.status = '1';
            if (asyncMode) {
                yohoApp.invokeMethod('go.instalmentActivated', params.params);
            } else {
                that.attr('href', location.pathname + '?openby:yohobuy=' + encodeURIComponent(JSON.stringify(params)));
            }
            ret = true;
        } else {
            tip.show(result.message);
            clearVerifyCode();
        }
    });

    return ret;
});


// 使用H5标签后 maxlength 标签失效
$('input[maxlength]').keyup(function() {
    var value = $(this).val(),
        length = $(this).attr('maxlength') || 20;

    $(this).val(value.slice(0, length));
});

$('#agreements').click(function() {
    var params = {
        action: 'go.instalmentProtocol',
        params: {
            protocolUrl: location.protocol + '//' + location.hostname + location.port + $(this).data('href')
        }
    };

    $(this).attr('href', location.pathname + '?openby:yohobuy=' + encodeURIComponent(JSON.stringify(params)));
});

require('./overdue-notice');