# midasGetBalance

本接口应在后端服务器调用

It enables you to view a user's remaining game coins for the Mini Game with virtual payment activated

# Formal environment

POST https://api.weixin.qq.com/cgi-bin/midas/getbalance?access_token=ACCESS_TOKEN

# Sandbox environment

POST https://api.weixin.qq.com/cgi-bin/midas/sandbox/getbalance?access_token=ACCESS_TOKEN

# 请求Parameter

property type default value optional description version
openid string yes User unique identifier
appid string yes Mini Program appId
offer_id string yes offer_id distributed by Midas
ts number yes UNIX timestamp in seconds
zone_id string yes Game server zone ID; if the game servers are not classified by zones, the default zoneId ="1", and it is string type. If the app supports selecting role, the zone ID is followed by role ID by using "_".
pf string yes Platform: Android
user_ip string no User's Internet IP
sig string yes All parameters above (up to 7 including optional parameters) + uri + Midas key, with HMAC-SHA256 signature. For details, please see Midas payment signature algorithm
access_token string yes Proof of interface call
mp_sig string yes All parameters above (up to 9 including optional parameters) +uri+session_key are signed by HMAC-SHA256. For details, please see Midas payment signature algorithm

# Return

# Object

Returned JSON data package

property type description version
errcode number Error code
errmsg string Error message
balance number Number of game coins (including gift coins)
gen_balance number Number of gift coins (number of gift coins)
first_save boolean Whether it is the first ever top up
save_amt number Total amount of top-up game coins
save_sum number Sum of all saved game coins
cost_sum number Sum of all costed game coins
present_sum number Sum of all gift game coins received

errcode 's struct

value description
0 Request successful
-1 System busy, the developer is requested to try again later
90009 mp_sig signature error
90010 User has not logged in, or login status has expired
90011 sig signature error
90017 No interface calling permissions
90018 Parameter error

first_save 's struct

value description
1 Yes
2 No

# POST data format: JSON

{
    "openid":"odkx20ENSNa2w5y3g_qOkOvBNM1g",
    "appid":"wx1234567",
    "offer_id":"12345678",
    "ts":1507530737,
    "zone_id":"1",
    "pf":"android",
    "sig":"d1f0a41272f9b85618361323e1b19cd8cb0213f21b935aeaa39c160892031e97",
    "mp_sig":"ff4c5bb39dea1002a8f03be0438724e1a8bcea5ebce8f221f9b9fea3bcf3bf76"
}