Impl delete find filters for boltdb

view/httpisnow.go

@@ -0,0 +1,49 @@
+package view
+
+import (
+	"fmt"
+	"io/ioutil"
+	"local/dndex/storage"
+	"local/dndex/storage/entity"
+	"local/dndex/storage/operator"
+	"net/http"
+	"path"
+
+	"github.com/buger/jsonparser"
+)
+
+func httpisnow(g storage.Graph, w http.ResponseWriter, r *http.Request) error {
+	namespace := path.Base(r.URL.Path)
+
+	b, err := ioutil.ReadAll(r.Body)
+	if err != nil {
+		return err
+	}
+
+	name, err := jsonparser.GetString(b, entity.JSONName)
+	if err != nil {
+		return fmt.Errorf("cannot find %q: %v", entity.JSONName, err)
+	}
+	if name == "" {
+		http.Error(w, `{"error":"must provide a name"}`, http.StatusBadRequest)
+		return nil
+	}
+
+	key, err := jsonparser.GetString(b, "set", "key")
+	if err != nil {
+		return fmt.Errorf("cannot find %q: %v", "set.key", err)
+	}
+	if key == "" {
+		http.Error(w, `{"error":"must provide a set.key"}`, http.StatusBadRequest)
+		return nil
+	}
+
+	value, err := jsonparser.GetString(b, "set", "value")
+	if err != nil {
+		return fmt.Errorf("cannot find %q: %v", "set.value", err)
+	}
+
+	operator := operator.Set{Key: key, Value: value}
+
+	return g.Update(r.Context(), namespace, entity.One{Name: name}, operator)
+}