modularised the code for easy access of various functions in packages

1 files changed, 58 insertions, 0 deletions

diff --git a/util/url_generator.go b/util/url_generator.go
new file mode 100644
index 0000000..3d21a98
--- /dev/null
+++ b/util/url_generator.go
@@ -0,0 +1,58 @@
+/* mal2go - MyAnimeList V2 API wrapper for Go
+ * Copyright (C) 2022  Vidhu Kant Sharma <vidhukant@protonmail.ch>
+
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>. */
+
+package util
+
+import (
+  "errors"
+)
+
+func UrlGenerator(baseUrl string, names []string, values [][]string, isPrimary bool) (string, error) {
+  // length of names and values should be same
+  if cap(names) != cap(values) {
+    return "", errors.New("util.UrlGenerator: Error: Length of names and values don't match.")
+  }
+
+  var fields string
+
+  for index, name := range(names) {
+    var data string
+    /* if the data is the first field in URL, 
+     * it goes like ?key=value
+     * else it is &nextkey=value */
+    if isPrimary {
+      data = "?" + name + "="
+    } else {
+      data = "&" + name + "="
+    }
+
+    // add values to data variable
+    for i, j := range values[index] {
+      if i > 0 {
+        data = data + "," + j
+      } else {
+        data = data + j 
+      }
+    }
+
+    fields = fields + data
+
+    // from now on all other fields will be secondary
+    isPrimary = false
+  }
+
+  return baseUrl + fields, nil
+}