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60 lines
1.7 KiB
Go
60 lines
1.7 KiB
Go
package redpacketcover
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import (
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"fmt"
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"github.com/silenceper/wechat/v2/miniprogram/context"
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"github.com/silenceper/wechat/v2/util"
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)
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const (
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getRedPacketCoverURL = "https://api.weixin.qq.com/redpacketcover/wxapp/cover_url/get_by_token?access_token=%s"
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)
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// RedPacketCover struct
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type RedPacketCover struct {
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*context.Context
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}
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// NewRedPacketCover 实例
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func NewRedPacketCover(context *context.Context) *RedPacketCover {
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redPacketCover := new(RedPacketCover)
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redPacketCover.Context = context
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return redPacketCover
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}
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// GetRedPacketCoverRequest 获取微信红包封面参数
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type GetRedPacketCoverRequest struct {
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// openid 可领取用户的 openid
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OpenID string `json:"openid"`
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// ctoken 在红包封面平台获取发放 ctoken（需要指定可以发放的 appid）
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CToken string `json:"ctoken"`
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}
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// GetRedPacketCoverResp 获取微信红包封面
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type GetRedPacketCoverResp struct {
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util.CommonError
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Data struct {
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URL string `json:"url"`
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} `json:"data"` // 唯一请求标识
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}
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// GetRedPacketCoverURL 获得指定用户可以领取的红包封面链接。获取参数 ctoken 参考微信红包封面开放平台
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// 文档地址：https://developers.weixin.qq.com/miniprogram/dev/OpenApiDoc/red-packet-cover/getRedPacketCoverUrl.html
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func (cover *RedPacketCover) GetRedPacketCoverURL(coderParams GetRedPacketCoverRequest) (res GetRedPacketCoverResp, err error) {
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accessToken, err := cover.GetAccessToken()
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if err != nil {
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return
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}
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uri := fmt.Sprintf(getRedPacketCoverURL, accessToken)
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response, err := util.PostJSON(uri, coderParams)
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if err != nil {
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return
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}
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// 使用通用方法返回错误
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err = util.DecodeWithError(response, &res, "GetRedPacketCoverURL")
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return
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}
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