use fastjson to serialize and unmarshal/marshal events, remove need for special Time type.

tags.go

@@ -1,49 +0,0 @@
-package nostr
-
-import (
-	"encoding/json"
-	"errors"
-)
-
-type Tags []Tag
-type Tag []interface{}
-
-func (t *Tags) Scan(src interface{}) error {
-	var jtags []byte = make([]byte, 0)
-
-	switch v := src.(type) {
-	case []byte:
-		jtags = v
-	case string:
-		jtags = []byte(v)
-	default:
-		return errors.New("couldn't scan tags, it's not a json string")
-	}
-
-	json.Unmarshal(jtags, &t)
-	return nil
-}
-
-func (tags Tags) ContainsAny(tagName string, values StringList) bool {
-	for _, tag := range tags {
-		if len(tag) < 2 {
-			continue
-		}
-
-		currentTagName, ok := tag[0].(string)
-		if !ok || currentTagName != tagName {
-			continue
-		}
-
-		currentTagValue, ok := tag[1].(string)
-		if !ok {
-			continue
-		}
-
-		if values.Contains(currentTagValue) {
-			return true
-		}
-	}
-
-	return false
-}