Added files API, fixed file.List returning all files if both author and public is unset

resolver/file.go

@@ -26,6 +26,40 @@ func (r *QueryResolver) File(ctx context.Context, args *FileArgs) (*FileResolver
 	return &FileResolver{F: file}, nil
 }
 
+// FilesArgs is an arg
+type FilesArgs struct {
+	IncludePublic *bool
+	MimeTypes     *[]string
+}
+
+// Files implements the file query
+func (r *QueryResolver) Files(ctx context.Context, args *FilesArgs) ([]*FileResolver, error) {
+	user := session.FromContext(ctx).User()
+	author := ""
+	if user != nil {
+		author = user.ID
+	}
+
+	public := args.IncludePublic != nil && *args.IncludePublic == true
+
+	mimeTypes := []string(nil)
+	if args.MimeTypes != nil {
+		mimeTypes = *args.MimeTypes
+	}
+
+	files, err := file.List(author, public, mimeTypes)
+	if err != nil {
+		return nil, err
+	}
+
+	resolvers := make([]*FileResolver, len(files))
+	for i := range files {
+		resolvers[i] = &FileResolver{F: files[i]}
+	}
+
+	return resolvers, nil
+}
+
 // FileEditInput is an input for the editFile mutation
 type FileEditInput struct {
 	ID     string