add animation

Author: tj

internal/poll/poll_option.go

@@ -16,22 +16,34 @@ var option = `<svg width="448px" height="58px" viewBox="0 0 448 58" version="1.1
         <g id="poll">
             <g id="Group" transform="translate(17.000000, 10.000000)">
                 <rect id="Rectangle" fill="#F1F3F5" x="0" y="19" width="334" height="14" rx="2"></rect>
-                <rect id="Rectangle" fill="#7950F2" x="0" y="19" width="{{.Width}}" height="14" rx="2"></rect>
+                <rect id="Rectangle" fill="#7950F2" x="0" y="19" width="0" height="14" rx="2">
+                  <animate attributeName="width"
+                      begin="0.5s"
+                      dur="600ms"
+                      from="0"
+                      to="{{.Width}}"
+                      repeatCount="1"
+                      fill="freeze"
+                      calcMode="spline"
+                      keyTimes="0; 1"
+                      keySplines="0.3, 0.61, 0.355, 1.2" />
+                </rect>
                 <text id="100%" font-family="{{.FontFamily}}" font-size="12" font-weight="normal" letter-spacing="1.857333" fill="#212529">
                     <tspan x="344" y="30">{{.Percent}}%</tspan>
                 </text>
                 <text id="Option-A" font-family="{{.FontFamily}}" font-size="12" font-weight="bold" letter-spacing="1" fill="#212529">
                     <tspan x="0" y="12">{{.Name}}</tspan>
                 </text>
                 <text id="150" font-family="{{.FontFamily}}" font-size="12" font-weight="normal" letter-spacing="1" fill="#868E96">
-										{{if .Votes}}
-										<tspan x="386" y="30">{{.Votes}}</tspan>
-										{{end}}
+                    {{if .Votes}}
+                      <tspan x="386" y="30">{{.Votes}}</tspan>
+                    {{end}}
                 </text>
             </g>
         </g>
     </g>
-</svg>`
+</svg>
+`
 
 // Option represents a single poll option.
 type Option struct {

main.go

@@ -82,6 +82,13 @@ func getPollOptionVote(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	// if url := r.Header.Get("Referer"); url != "" {
+	// 	log.WithField("url", url).Info("redirect")
+	// 	w.Header().Set("Location", url)
+	// 	response.Found(w, "Voted!")
+	// 	return
+	// }
+
 	response.OK(w, "Voted!")
 }