func writeJSON(w http.ResponseWriter, r *http.Request, data interface{}, cache interface{}) {
if strings.ToLower(r.URL.Query().Get("envelope")) == "true" {
e := map[string]interface{}{
"status": http.StatusOK,
"data": data,
"error": []string{},
"cache": cache,
}
filter := r.URL.Query().Get("filter")
if filter != "" {
d, err := dquery.Filter(filter, e)
if err != nil {
writeJSONError(w, r, nil, err.Error(), http.StatusBadRequest)
return
}
w.Header().Set("Content-Type", "application/json; charset=utf-8")
w.Header().Set("Access-Control-Allow-Origin", "*")
w.WriteHeader(http.StatusOK)
writeMIME(w, r, d)
return
}
w.Header().Set("Content-Type", "application/json; charset=utf-8")
w.Header().Set("Access-Control-Allow-Origin", "*")
w.WriteHeader(http.StatusOK)
writeMIME(w, r, e)
} else {
filter := r.URL.Query().Get("filter")
if filter != "" {
d, err := dquery.Filter(filter, data)
if err != nil {
writeJSONError(w, r, nil, err.Error(), http.StatusBadRequest)
return
}
w.Header().Set("Content-Type", "application/json; charset=utf-8")
w.Header().Set("Access-Control-Allow-Origin", "*")
w.WriteHeader(http.StatusOK)
writeMIME(w, r, d)
return
}
w.Header().Set("Content-Type", "application/json; charset=utf-8")
w.Header().Set("Access-Control-Allow-Origin", "*")
w.WriteHeader(http.StatusOK)
writeMIME(w, r, data)
}
}
func main() {
d := map[string]interface{}{
"Cats": []string{
"Leopard",
"Lion",
"Puma",
},
"Creatures": map[string]interface{}{
"Evil": []string{
"Dracula",
"Dragon",
},
"Good": []string{
"Unicorns",
"Cats",
},
},
}
/*
j, err := dquery.FilterJSON(".Cats", d)
if err != nil {
log.Fatal(err)
}
fmt.Println(string(j))
*/
r2, err2 := dquery.Filter(".", d)
if err2 != nil {
log.Fatal(err2)
}
fmt.Println(r2)
/*
r4, err4 := dquery.FilterJSON(".", d)
if err4 != nil {
log.Fatal(err4)
}
fmt.Println(string(r4))
r3, err3 := dquery.FilterJSON(".Cats.[5]", d)
if err3 != nil {
log.Fatal(err3)
}
fmt.Println(string(r3))
*/
}