Add bookmark in persistence layer

utils/request_helpers.go

@@ -51,6 +51,18 @@ func ParamInt(r *http.Request, param string, def int) int {
 	return int(value)
 }
 
+func ParamInt64(r *http.Request, param string, def int64) int64 {
+	v := ParamString(r, param)
+	if v == "" {
+		return def
+	}
+	value, err := strconv.ParseInt(v, 10, 64)
+	if err != nil {
+		return def
+	}
+	return value
+}
+
 func ParamInts(r *http.Request, param string) []int {
 	pStr := ParamStrings(r, param)
 	ints := make([]int, 0, len(pStr))

utils/request_helpers_test.go

@@ -98,6 +98,24 @@ var _ = Describe("Request Helpers", func() {
 		})
 	})
 
+	Describe("ParamInt64", func() {
+		BeforeEach(func() {
+			r = httptest.NewRequest("GET", "/ping?i=123&inv=123.45", nil)
+		})
+
+		It("returns default value if param does not exist", func() {
+			Expect(ParamInt64(r, "xx", 999)).To(Equal(int64(999)))
+		})
+
+		It("returns default value if param is an invalid int", func() {
+			Expect(ParamInt64(r, "inv", 999)).To(Equal(int64(999)))
+		})
+
+		It("returns parsed time", func() {
+			Expect(ParamInt64(r, "i", 999)).To(Equal(int64(123)))
+		})
+	})
+
 	Describe("ParamInts", func() {
 		BeforeEach(func() {
 			r = httptest.NewRequest("GET", "/ping?i=123&i=456", nil)