func handleQuery(w http.ResponseWriter, db nosql.Database, query string, r *http.Request) {
if r.Method != "GET" {
http.Error(w, "unsupported HTTP method", 400)
return
}
headers, rs, err := db.Exec(ctx, query)
if err != nil {
http.Error(w, fmt.Sprintf("error in db.Exec(): %v", err), 500)
return
}
fmt.Printf("Headers: %v\n", headers)
results := []map[string]string{}
for rs.Advance() {
rowVals := rs.Result()
result := map[string]string{}
for i, elem := range rowVals {
// TODO(bprosnitz) This assumes that we have string values
result[headers[i]] = elem.String()
}
results = append(results, result)
}
jsondat, err := json.Marshal(results)
if err != nil {
http.Error(w, "error generating JSON", 500)
return
}
w.Header().Add("Content-type", "Application/json")
w.Write(jsondat)
}
