/*
 *     Copyright 2020 The Dragonfly Authors
 *
 * Licensed 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 main

import (
	"bytes"
	"io"

	"d7y.io/dragonfly/v2/pkg/source"
)

var data = "hello world"

var _ source.ResourceClient = (*client)(nil)

type client struct {
}

func (c *client) GetContentLength(request *source.Request) (int64, error) {
	return int64(len(data)), nil
}

func (c *client) IsSupportRange(request *source.Request) (bool, error) {
	return false, nil
}

func (c *client) IsExpired(request *source.Request, info *source.ExpireInfo) (bool, error) {
	panic("implement me")
}

func (c *client) Download(request *source.Request) (io.ReadCloser, error) {
	return io.NopCloser(bytes.NewBufferString(data)), nil
}

func (c *client) DownloadWithExpireInfo(request *source.Request) (io.ReadCloser, *source.ExpireInfo, error) {
	return io.NopCloser(bytes.NewBufferString(data)), nil, nil
}

func (c *client) GetLastModified(request *source.Request) (int64, error) {
	panic("implement me")
}

func DragonflyPluginInit(option map[string]string) (interface{}, map[string]string, error) {
	return &client{}, map[string]string{"type": "resource", "name": "dfs", "scheme": "dfs"}, nil
}