generator: Can perform synchronous generation

libfic/generation.go

@@ -15,4 +15,20 @@ type GenStruct struct {
 	Id     string       `json:"id"`
 	Type   GenerateType `json:"type"`
 	TeamId int64        `json:"team_id,omitempty"`
+	ended  chan error
+}
+
+func (gs *GenStruct) GenEnded() chan error {
+	gs.ended = make(chan error, 1)
+	return gs.ended
+}
+
+func (gs *GenStruct) GetEnded() chan error {
+	return gs.ended
+}
+
+func (gs *GenStruct) End(err error) {
+	if gs.ended != nil {
+		gs.ended <- err
+	}
 }