Function GetRequestParams

pkg/api/params.go:21–63

GetRequestParams parses the query parameters and returns commonly used API parameters, with defaults

(r *http.Request)

// GetRequestParams parses the query parameters and returns commonly used API parameters, with defaults
func GetRequestParams(r *http.Request) *Params {
	params := &Params{
		SiteID:    0,
		Limit:     20,
		Offset:    0,
		StartDate: time.Now(),
		EndDate:   time.Now().AddDate(0, 0, -7),
	}

	vars := mux.Vars(r)
	if _, ok := vars["id"]; ok {
		if siteID, err := strconv.ParseInt(vars["id"], 10, 64); err == nil {
			params.SiteID = siteID
		}
	}

	q := r.URL.Query()
	if q.Get("after") != "" {
		if after, err := strconv.ParseInt(q.Get("after"), 10, 64); err == nil && after > 0 {
			params.StartDate = time.Unix(after, 0)
		}
	}

	if q.Get("before") != "" {
		if before, err := strconv.ParseInt(q.Get("before"), 10, 64); err == nil && before > 0 {
			params.EndDate = time.Unix(before, 0)
		}
	}

	if q.Get("limit") != "" {
		if limit, err := strconv.Atoi(q.Get("limit")); err == nil && limit > 0 {
			params.Limit = limit
		}
	}

	if q.Get("offset") != "" {
		if offset, err := strconv.Atoi(q.Get("offset")); err == nil && offset > 0 {
			params.Offset = offset
		}
	}

	return params
}