//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.
//
// Code generated by Alibaba Cloud SDK Code Generator.
// Changes may cause incorrect behavior and will be lost if the code is regenerated.

package nas

import (
	"github.com/aliyun/alibaba-cloud-sdk-go/sdk/requests"
	"github.com/aliyun/alibaba-cloud-sdk-go/sdk/responses"
)

// DescribeSnapshots invokes the nas.DescribeSnapshots API synchronously
// api document: https://help.aliyun.com/api/nas/describesnapshots.html
func (client *Client) DescribeSnapshots(request *DescribeSnapshotsRequest) (response *DescribeSnapshotsResponse, err error) {
	response = CreateDescribeSnapshotsResponse()
	err = client.DoAction(request, response)
	return
}

// DescribeSnapshotsWithChan invokes the nas.DescribeSnapshots API asynchronously
// api document: https://help.aliyun.com/api/nas/describesnapshots.html
// asynchronous document: https://help.aliyun.com/document_detail/66220.html
func (client *Client) DescribeSnapshotsWithChan(request *DescribeSnapshotsRequest) (<-chan *DescribeSnapshotsResponse, <-chan error) {
	responseChan := make(chan *DescribeSnapshotsResponse, 1)
	errChan := make(chan error, 1)
	err := client.AddAsyncTask(func() {
		defer close(responseChan)
		defer close(errChan)
		response, err := client.DescribeSnapshots(request)
		if err != nil {
			errChan <- err
		} else {
			responseChan <- response
		}
	})
	if err != nil {
		errChan <- err
		close(responseChan)
		close(errChan)
	}
	return responseChan, errChan
}

// DescribeSnapshotsWithCallback invokes the nas.DescribeSnapshots API asynchronously
// api document: https://help.aliyun.com/api/nas/describesnapshots.html
// asynchronous document: https://help.aliyun.com/document_detail/66220.html
func (client *Client) DescribeSnapshotsWithCallback(request *DescribeSnapshotsRequest, callback func(response *DescribeSnapshotsResponse, err error)) <-chan int {
	result := make(chan int, 1)
	err := client.AddAsyncTask(func() {
		var response *DescribeSnapshotsResponse
		var err error
		defer close(result)
		response, err = client.DescribeSnapshots(request)
		callback(response, err)
		result <- 1
	})
	if err != nil {
		defer close(result)
		callback(nil, err)
		result <- 0
	}
	return result
}

// DescribeSnapshotsRequest is the request struct for api DescribeSnapshots
type DescribeSnapshotsRequest struct {
	*requests.RpcRequest
	FileSystemType string           `position:"Query" name:"FileSystemType"`
	FileSystemId   string           `position:"Query" name:"FileSystemId"`
	SnapshotIds    string           `position:"Query" name:"SnapshotIds"`
	SnapshotName   string           `position:"Query" name:"SnapshotName"`
	SnapshotType   string           `position:"Query" name:"SnapshotType"`
	Status         string           `position:"Query" name:"Status"`
	PageSize       requests.Integer `position:"Query" name:"PageSize"`
	PageNumber     requests.Integer `position:"Query" name:"PageNumber"`
}

// DescribeSnapshotsResponse is the response struct for api DescribeSnapshots
type DescribeSnapshotsResponse struct {
	*responses.BaseResponse
	RequestId  string                      `json:"RequestId" xml:"RequestId"`
	TotalCount int                         `json:"TotalCount" xml:"TotalCount"`
	PageSize   int                         `json:"PageSize" xml:"PageSize"`
	PageNumber int                         `json:"PageNumber" xml:"PageNumber"`
	Snapshots  DescribeSnapshotsSnapshots0 `json:"Snapshots" xml:"Snapshots"`
}

type DescribeSnapshotsSnapshots0 struct {
	Snapshot []DescribeSnapshotsSnapshot1 `json:"Snapshot" xml:"Snapshot"`
}

type DescribeSnapshotsSnapshot1 struct {
	CreateTime           string `json:"CreateTime" xml:"CreateTime"`
	Description          string `json:"Description" xml:"Description"`
	Progress             string `json:"Progress" xml:"Progress"`
	RemainTime           int    `json:"RemainTime" xml:"RemainTime"`
	RetentionDays        int    `json:"RetentionDays" xml:"RetentionDays"`
	SnapshotId           string `json:"SnapshotId" xml:"SnapshotId"`
	SnapshotName         string `json:"SnapshotName" xml:"SnapshotName"`
	SourceFileSystemId   string `json:"SourceFileSystemId" xml:"SourceFileSystemId"`
	SourceFileSystemSize int64  `json:"SourceFileSystemSize" xml:"SourceFileSystemSize"`
	Status               string `json:"Status" xml:"Status"`
}

// CreateDescribeSnapshotsRequest creates a request to invoke DescribeSnapshots API
func CreateDescribeSnapshotsRequest() (request *DescribeSnapshotsRequest) {
	request = &DescribeSnapshotsRequest{
		RpcRequest: &requests.RpcRequest{},
	}
	request.InitWithApiInfo("NAS", "2017-06-26", "DescribeSnapshots", "nas", "openAPI")
	return
}

// CreateDescribeSnapshotsResponse creates a response to parse from DescribeSnapshots response
func CreateDescribeSnapshotsResponse() (response *DescribeSnapshotsResponse) {
	response = &DescribeSnapshotsResponse{
		BaseResponse: &responses.BaseResponse{},
	}
	return
}