增加微信公众号数据统计功能 (#279)

* * fix: 移除代码中的Println

* 增加公众号数据统计

* fix code style

officialaccount/datacube/interface.go

@@ -0,0 +1,82 @@
+package datacube
+
+import (
+	"fmt"
+	"github.com/silenceper/wechat/v2/util"
+)
+
+const (
+	getInterfaceSummary     = "https://api.weixin.qq.com/datacube/getinterfacesummary"
+	getInterfaceSummaryHour = "https://api.weixin.qq.com/datacube/getinterfacesummaryhour"
+)
+
+//ResInterfaceSummary 接口分析数据响应
+type ResInterfaceSummary struct {
+	util.CommonError
+
+	List []struct {
+		RefDate       string `json:"ref_date"`
+		CallbackCount int    `json:"callback_count"`
+		FailCount     int    `json:"fail_count"`
+		TotalTimeCost int    `json:"total_time_cost"`
+		MaxTimeCost   int    `json:"max_time_cost"`
+	} `json:"list"`
+}
+
+//ResInterfaceSummaryHour 接口分析分时数据响应
+type ResInterfaceSummaryHour struct {
+	util.CommonError
+
+	List []struct {
+		RefDate       string `json:"ref_date"`
+		RefHour       int    `json:"ref_hour"`
+		CallbackCount int    `json:"callback_count"`
+		FailCount     int    `json:"fail_count"`
+		TotalTimeCost int    `json:"total_time_cost"`
+		MaxTimeCost   int    `json:"max_time_cost"`
+	} `json:"list"`
+}
+
+//GetInterfaceSummary 获取接口分析数据
+func (cube *DataCube) GetInterfaceSummary(s string, e string) (resInterfaceSummary ResInterfaceSummary, err error) {
+	accessToken, err := cube.GetAccessToken()
+	if err != nil {
+		return
+	}
+
+	uri := fmt.Sprintf("%s?access_token=%s", getInterfaceSummary, accessToken)
+	reqDate := &reqDate{
+		BeginDate: s,
+		EndDate:   e,
+	}
+
+	response, err := util.PostJSON(uri, reqDate)
+	if err != nil {
+		return
+	}
+
+	err = util.DecodeWithError(response, &resInterfaceSummary, "GetInterfaceSummary")
+	return
+}
+
+//GetInterfaceSummaryHour 获取接口分析分时数据
+func (cube *DataCube) GetInterfaceSummaryHour(s string, e string) (resInterfaceSummaryHour ResInterfaceSummaryHour, err error) {
+	accessToken, err := cube.GetAccessToken()
+	if err != nil {
+		return
+	}
+
+	uri := fmt.Sprintf("%s?access_token=%s", getInterfaceSummaryHour, accessToken)
+	reqDate := &reqDate{
+		BeginDate: s,
+		EndDate:   e,
+	}
+
+	response, err := util.PostJSON(uri, reqDate)
+	if err != nil {
+		return
+	}
+
+	err = util.DecodeWithError(response, &resInterfaceSummaryHour, "GetInterfaceSummaryHour")
+	return
+}