115 lines
2.7 KiB
Go
115 lines
2.7 KiB
Go
package basic
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import (
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"encoding/json"
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"fmt"
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"reflect"
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"time"
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"github.com/silenceper/wechat/v2/util"
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)
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const (
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qrCreateURL = "https://api.weixin.qq.com/cgi-bin/qrcode/create?access_token=%s"
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getQRImgURL = "https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket=%s"
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)
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const (
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actionID = "QR_SCENE"
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actionStr = "QR_STR_SCENE"
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actionLimitID = "QR_LIMIT_SCENE"
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actionLimitStr = "QR_LIMIT_STR_SCENE"
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)
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// Request 临时二维码
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type Request struct {
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ExpireSeconds int64 `json:"expire_seconds,omitempty"`
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ActionName string `json:"action_name"`
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ActionInfo struct {
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Scene struct {
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SceneStr string `json:"scene_str,omitempty"`
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SceneID int `json:"scene_id,omitempty"`
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} `json:"scene"`
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} `json:"action_info"`
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}
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// Ticket 二维码ticket
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type Ticket struct {
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util.CommonError `json:",inline"`
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Ticket string `json:"ticket"`
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ExpireSeconds int64 `json:"expire_seconds"`
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URL string `json:"url"`
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}
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// GetQRTicket 获取二维码 Ticket
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func (basic *Basic) GetQRTicket(tq *Request) (t *Ticket, err error) {
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accessToken, err := basic.GetAccessToken()
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if err != nil {
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return
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}
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uri := fmt.Sprintf(qrCreateURL, accessToken)
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response, err := util.PostJSON(uri, tq)
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if err != nil {
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err = fmt.Errorf("get qr ticket failed, %s", err)
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return
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}
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t = new(Ticket)
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err = json.Unmarshal(response, &t)
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if err != nil {
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return
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}
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if t.ErrMsg != "" {
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err = fmt.Errorf("get qr_ticket error : errcode=%v , errormsg=%v", t.ErrCode, t.ErrMsg)
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return
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}
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return
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}
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// ShowQRCode 通过ticket换取二维码
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func ShowQRCode(tk *Ticket) string {
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return fmt.Sprintf(getQRImgURL, tk.Ticket)
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}
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// NewTmpQrRequest 新建临时二维码请求实例
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func NewTmpQrRequest(exp time.Duration, scene interface{}) *Request {
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tq := &Request{
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ExpireSeconds: int64(exp.Seconds()),
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}
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switch reflect.ValueOf(scene).Kind() {
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case reflect.String:
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tq.ActionName = actionStr
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tq.ActionInfo.Scene.SceneStr = scene.(string)
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case reflect.Int, reflect.Int8, reflect.Int16,
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reflect.Int32, reflect.Int64,
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reflect.Uint, reflect.Uint8, reflect.Uint16,
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reflect.Uint32, reflect.Uint64:
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tq.ActionName = actionID
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tq.ActionInfo.Scene.SceneID = scene.(int)
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}
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return tq
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}
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// NewLimitQrRequest 新建永久二维码请求实例
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func NewLimitQrRequest(scene interface{}) *Request {
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tq := &Request{}
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switch reflect.ValueOf(scene).Kind() {
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case reflect.String:
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tq.ActionName = actionLimitStr
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tq.ActionInfo.Scene.SceneStr = scene.(string)
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case reflect.Int, reflect.Int8, reflect.Int16,
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reflect.Int32, reflect.Int64,
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reflect.Uint, reflect.Uint8, reflect.Uint16,
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reflect.Uint32, reflect.Uint64:
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tq.ActionName = actionLimitID
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tq.ActionInfo.Scene.SceneID = scene.(int)
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}
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return tq
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}
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