# updatableMessage.setUpdatableMsg

Call this API at the server side. For more information, see Server API.

This API supports Cloud Calls. The WeChat DevTools version must be 1.02.1904090 or later (download the latest stable version here), and the wx-server-sdk version must be 0.4.0 or later.

Modifies the shared updatable message. For details, see Updatable Message.

Calling methods:

HTTPS call
Cloud call

# HTTPS Call

# Request Address

POST https://api.weixin.qq.com/cgi-bin/message/wxopen/updatablemsg/send?access_token=ACCESS_TOKEN

# Request Parameters

Attribute	Type	Required	Description
access_token	string	Yes	Credentials to call API
activity_id	string	Yes	The ID of the updatable message. It is obtained via the updatableMessage.createActivityId API.
target_state	number	Yes	The state of the updatable message after modification. (For detailed meanings, see the following content.)
template_info	Object	Yes	The template information of the updatable message.

Valid values of target_state

Value	Description	Minimum Version
0	Not started yet
1	Started

template_info is composed as follows

Attribute	Type	Default	Required	Description
parameter_list	Array.<Object>		Yes	The parameter to be modified in the template

parameter_list is composed as follows

Attribute	Type	Default	Required	Description
name	string		Yes	The parameter name to be modified
value	string		Yes	The modified value of the parameter

Valid values of name

Value	Description	Minimum Version
member_count	It is required when `target_state = 0`. It is the same as the value of `member_count` in the text content template.
room_limit	It is required when `target_state = 0`. It is the same as the value of `room_limit` in the text content template.
path	The path used when "Enter" is tapped to start a Mini Program. It is required when `target_state = 1`. In Mini Games, there are no pages, and therefore, it can be used to transfer query strings, for example, `"?foo=bar"`.
version_type	The version used when "Enter" is tapped to start a Mini Program. It is required when `target_state = 1`. Valid values include `develop` (developer version), `trial` (test version), and `release` (official version).

# Return Value

# Object

JSON data package that is returned

Attribute	Type	Description
errcode	number	Error code
errmsg	number	Error message

Valid values of errcode

Value	Description	Minimum Version
0	Request successful
-1	System is busy. Try again later.
42001	access_token expired.
44002	Empty POST data.
47001	Parameters are missing in POST data.
47501	Incorrect activity_id.
47502	Incorrect target_state.
47503	Incorrect version_type.
47504	activity_id expired.

# Message States

There are two message states (target_state), and each contains different text content and color. The text content template and colors cannot be changed.

State	Text Content	Color	State That Can Be Switched To
0	"Members are joining. Currently, there are {member_count}/{room_limit} persons."	#FA9D39	0, 1
1	"Started"	#CCCCCC	None

The default validity period for an activity is 24 hours. At the end of the activity, the message content will take on a unified style:

Text content: "Ended"
Text color: #00ff00

# Calling Example of curl

curl -d '{"activity_id": "966_NGiqxxxxxxxxx...xxxxxxxxE33BlwX", "target_state": 0, "template_info": {"parameter_list": [{"name": "member_count", "value": "2"}, {"name":"room_limit", "value": "5"} ] } }' \
'https://api.weixin.qq.com/cgi-bin/message/wxopen/updatablemsg/send?access_token=ACCESS_TOKEN'

# Cloud Call

Cloud call is a capability provided by Mini Program·Cloud Base that allows you to call WeChat APIs in a cloud function. It must be used via wx-server-sdk in the cloud function.

# API Calling Method

openapi.updatableMessage.setUpdatableMsg

You need to configure the permissions for the updatableMessage.setUpdatableMsg API via config.json. Details

# Request Parameters

Attribute	Type	Required	Description
activityId	string	Yes	The ID of the updatable message. It is obtained via the updatableMessage.createActivityId API.
targetState	number	Yes	The state of the updatable message after modification. (For detailed meanings, see the following content.)
templateInfo	Object	Yes	The template information of the updatable message.

Valid values of targetState

Value	Description	Minimum Version
0	Not started yet
1	Started

templateInfo is composed as follows

Attribute	Type	Default	Required	Description
parameterList	Array.<Object>		Yes	The parameter to be modified in the template

parameterList is composed as follows

Attribute	Type	Default	Required	Description
name	string		Yes	The parameter name to be modified
value	string		Yes	The modified value of the parameter

Valid values of name

Value	Description	Minimum Version
member_count	It is required when `target_state = 0`. It is the same as the value of `member_count` in the text content template.
room_limit	It is required when `target_state = 0`. It is the same as the value of `room_limit` in the text content template.
path	The path used when "Enter" is tapped to start a Mini Program. It is required when `target_state = 1`. In Mini Games, there are no pages, and therefore, it can be used to transfer query strings, for example, `"?foo=bar"`.
version_type	The version used when "Enter" is tapped to start a Mini Program. It is required when `target_state = 1`. Valid values include `develop` (developer version), `trial` (test version), and `release` (official version).

# Return Value

# Object

JSON data package that is returned

Attribute	Type	Description
errCode	number	Error code
errMsg	number	Error message

Valid values of errCode

Value	Description	Minimum Version
0	Succeeded

# Exceptions

# Object

Thrown Exceptions

Property	Type	Description
errCode	number	Error code
errMsg	number	Error message

Valid values of errCode

Value	Description	Minimum Version
-1	System is busy. Try again later.
42001	access_token expired.
44002	Empty POST data.
47001	Parameters are missing in POST data.
47501	Incorrect activity_id.
47502	Incorrect target_state.
47503	Incorrect version_type.
47504	activity_id expired.