=begin 
    Nicepay Ruby Bindings
    Have a Nicepay!
=end

require 'rubygems' if RUBY_VERSION < '1.9'
require 'rest-client'
require 'json'
require 'digest'
require "retries"
require 'nicepay/api'
require 'nicepay/version'

module Nicepay

    @i_mid = 'IONPAYTEST'
    @merchant_key = '33F49GnCMS1mFYlGXisbUDzVf2ATWCl9k3R++d5hDd3Frmuos/XLx8XhXpe+LDYAbpGKZYSwtlyyLOtS/8aD7A=='
    @callback_url = 'http://httpresponder.com/nicepay'
    @db_process_url = 'http://httpresponder.com/nicepay'
    @requestParam = Hash.new()
    @cart = Hash.new {|h,k| h[k]=[]}
    @item = Array.new()
    @max_retry           = 10
    @connection_timeout  = 20
    @read_timeout        = 20

    #Static
    REQ_VA_URL          = 'https://www.nicepay.co.id/nicepay/api/onePass.do'
    REQ_CC_URL          = 'https://www.nicepay.co.id/nicepay/api/orderRegist.do'
    CANCEL_VA_URL       = 'https://www.nicepay.co.id/nicepay/api/onePassAllCancel.do'
    CHECK_STATUS_URL    = 'https://www.nicepay.co.id/nicepay/api/onePassStatus.do'

    def self.callBackUrl
        @callback_url
    end

    def self.dbProcessUrl
        @db_process_url
    end

    def self.merchantKey
        @merchant_key
    end

    def self.iMid
        @i_mid
    end

    def self.max_retry
        @max_retry
    end

    def self.connection_timeout
        @connection_timeout
    end

    def self.read_timeout
        @read_timeout
    end

    def self.callBackUrl=(callback_url)
        @callback_url = callback_url
        true
    end

    def self.dbProcessUrl=(db_process_url)
        @db_process_url = db_process_url
        true
    end

    def self.merchantKey=(merchant_key)
        @merchant_key = merchant_key
        true
    end

    def self.iMid=(i_mid)
        @i_mid = i_mid
        true
    end

    def self.setRequestParam(paramName, paramValue)
        self.requestParam[paramName] = paramValue
        true
    end

    def self.param(name)
        self.requestParam[name]
    end

    def self.requestParam
        @requestParam
    end

    def self.merchantToken
        sha256 = Digest::SHA256.new
        @merchantToken = sha256.hexdigest (self.iMid.to_s + \
                                           self.param('referenceNo').to_s + \
                                           self.param('amt').to_s + \
                                           self.merchantKey.to_s)
    end

    def self.merchantTokenC
        sha256 = Digest::SHA256.new
        @merchantToken = sha256.hexdigest (self.iMid.to_s + \
                                           self.param('tXid').to_s + \
                                           self.param('amt').to_s + \
                                           self.merchantKey.to_s)
    end

    def self.addCart(image, name, detail, amt)
        self.cart['item'] << { img_url: image , goods_name: name, goods_detail: detail, goods_amt: amt}
        self.cart['count'] = self.cart['item'].count
    end

    def self.cart
        @cart
    end

    def self.cartData
        @cartData = self.cart.to_json
    end

    def self.oneLiner(string)
        @oneLiner= string.gsub(/\s+/, "")
    end

    def self.flushParam
        @requestParam =  nil
    end

    def self.dumpParameters
        @dumpedParameters = "\n///// [POST] Request Parameter Dump /////\n\n"
        @requestParam.each do |key, value|
            @dumpedParameters += key.to_s + ' = ' + value.to_s + "\n\n"
        end
    @dumpedParameters
    end

    def self.autoCountTotal
        items = self.cart['item']
        total = 0
        items.each do |key, value|
            total += key[:goods_amt].to_i
        end
        @autoCountTotal = total
    end

    def self.vaExpiryDate(day)
        d = Date.today
        @vaExpiryDate  = (d + day).strftime("%Y%m%d")
    end

    def self.vaExpiryTime
        t = Time.now
        @vaExpiryTime = t.strftime("%H%M%S")
    end

    def self.userIp
        # @userIP = request.remote_ip
        @userIp = '127.0.0.1'
    end

end