Refactor packages to have more idiomatic code base

http/route/route.go

@@ -0,0 +1,38 @@
+// Copyright 2017 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package route
+
+import (
+	"strconv"
+
+	"github.com/gorilla/mux"
+	"github.com/miniflux/miniflux/logger"
+)
+
+// Path returns the defined route based on given arguments.
+func Path(router *mux.Router, name string, args ...interface{}) string {
+	route := router.Get(name)
+	if route == nil {
+		logger.Fatal("[Route] Route not found: %s", name)
+	}
+
+	var pairs []string
+	for _, param := range args {
+		switch param.(type) {
+		case string:
+			pairs = append(pairs, param.(string))
+		case int64:
+			val := param.(int64)
+			pairs = append(pairs, strconv.FormatInt(val, 10))
+		}
+	}
+
+	result, err := route.URLPath(pairs...)
+	if err != nil {
+		logger.Fatal("[Route] %v", err)
+	}
+
+	return result.String()
+}