func SendStatsJSON(w http.ResponseWriter, r *http.Request) {
var sJSON []byte
imgs, err := GetImgs()
if err != nil {
log.Fatal(err)
}
if len(imgs) > 0 {
s := stats.CalcAverages(imgs)
sJSON, err = json.Marshal(s)
if err != nil {
log.Fatal(err)
}
} else {
var s stats.Stats
sJSON, err = json.Marshal(s)
if err != nil {
log.Fatal(err)
}
}
w.Header().Set("Content-Type", "application/json")
w.Write(sJSON)
}
func SendStats(w http.ResponseWriter, r *http.Request) {
data := make(map[string]interface{})
data["ImgCount"] = 0
data["AvgWidth"] = 0
data["AvgHeight"] = 0
imgs, err := GetImgs()
if err != nil {
log.Fatal(err)
}
if len(imgs) > 0 {
s := stats.CalcAverages(imgs)
data["ImgCount"] = s.ImgCount
data["AvgWidth"] = s.AvgWidth
data["AvgHeight"] = s.AvgHeight
}
t, err := template.New("stats").Parse(PageTemplate)
if err != nil {
log.Fatal(err)
}
t, err = t.Parse(HeadTemplate)
if err != nil {
log.Fatal(err)
}
t, err = t.Parse(BodyTemplate)
if err != nil {
log.Fatal(err)
}
t, err = t.Parse(StatsTemplate)
if err != nil {
log.Fatal(err)
}
t.Execute(w, data)
}