http.HandleFunc("/query", func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("content-type", "application/json")
// Expected up to 4 keys, one for each operator.
q := query{}
defer r.Body.Close()
if err := json.NewDecoder(r.Body).Decode(&q); err != nil {
w.WriteHeader(StatusUnprocessableEntity)
fmt.Fprint(w, err)
return
}
res, err := idx.Query(q.Any, q.All, q.Nany, q.Nall)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
fmt.Fprint(w, err)
return
}
var (
smallest bool
complement bool
items []uint32
)
if q.Smallest {
smallest = true
if err != nil {
cmd.Println("Error opening file:", err)
os.Exit(1)
}
var idx *bitindex.Index
if idx, err = bitindex.LoadIndex(f); err != nil {
cmd.Println("Error loading index file:", err)
os.Exit(1)
}
// Query time.
t0 := time.Now()
res, err := idx.Query(any, all, nany, nall)
if err != nil {
cmd.Println("Error with query:", err)
os.Exit(1)
}
var (
comp bool
items []uint32
)
thres := viper.GetFloat64("main.smallest-threshold")
if viper.GetBool("query.complement") || viper.GetBool("query.smallest") && !res.Smallest(float32(thres)) {
comp = true