From ceb6986749d4bf70595752e1e259ac24ecd1f742 Mon Sep 17 00:00:00 2001
From: mavolin <48887425+mavolin@users.noreply.github.com>
Date: Fri, 15 May 2020 21:28:35 +0200
Subject: [PATCH] Discord: add ImageType

---
 discord/url.go | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/discord/url.go b/discord/url.go
index 50bab02..52f0d1a 100644
--- a/discord/url.go
+++ b/discord/url.go
@@ -1,4 +1,34 @@
 package discord
 
+import "strings"
+
+type ImageType string
+
+const (
+	// AutoImage chooses automatically between a PNG and GIF.
+	AutoImage ImageType = "auto"
+
+	// JPEGImage is a JPEG image type.
+	JPEGImage ImageType = ".jpeg"
+	// PNGImage is the PNG image type.
+	PNGImage ImageType = ".png"
+	// WebPImage is the WebP image type.
+	WebPImage ImageType = ".webp"
+	// GIFImage is the GIF image type.
+	GIFImage ImageType = ".gif"
+)
+
+func (t ImageType) format(name string) string {
+	if t == AutoImage {
+		if strings.HasPrefix(name, "a_") {
+			return name + ".gif"
+		}
+
+		return name + ".png"
+	}
+
+	return name + string(t)
+}
+
 type URL = string
 type Hash = string