/*
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional information regarding
 * copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the License. You may obtain a
 * copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */

package progress

import (
	"encoding/json"
	"io"
)

// JSONReporter writes the JSON encoding of a Build to an output stream.
type JSONReporter struct {
	Out io.Writer
}

// Report writes the JSON encoding of b to the stream.
func (r JSONReporter) Report(b Build) error {
	e := json.NewEncoder(r.Out)
	return e.Encode(b)
}

// parseJSONBuild reads a Build from a JSON input stream.
func parseJSONBuild(r io.Reader) (Build, error) {
	build := make(Build)
	d := json.NewDecoder(r)
	if err := d.Decode(&build); err != nil {
		return nil, err
	}
	return build, nil
}
