102 lines
2.3 KiB
Go
102 lines
2.3 KiB
Go
package common
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import (
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"fmt"
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"log"
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"time"
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"github.com/denverdino/aliyungo/util"
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)
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// Constants for Aliyun API requests
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const (
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SignatureVersion = "1.0"
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SignatureMethod = "HMAC-SHA1"
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JSONResponseFormat = "JSON"
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XMLResponseFormat = "XML"
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ECSRequestMethod = "GET"
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)
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type Request struct {
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Format string
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Version string
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AccessKeyId string
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Signature string
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SignatureMethod string
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Timestamp util.ISO6801Time
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SignatureVersion string
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SignatureNonce string
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ResourceOwnerAccount string
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Action string
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}
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func (request *Request) init(version string, action string, AccessKeyId string) {
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request.Format = JSONResponseFormat
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request.Timestamp = util.NewISO6801Time(time.Now().UTC())
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request.Version = version
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request.SignatureVersion = SignatureVersion
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request.SignatureMethod = SignatureMethod
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request.SignatureNonce = util.CreateRandomString()
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request.Action = action
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request.AccessKeyId = AccessKeyId
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}
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type Response struct {
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RequestId string
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}
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type ErrorResponse struct {
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Response
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HostId string
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Code string
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Message string
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}
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// An Error represents a custom error for Aliyun API failure response
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type Error struct {
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ErrorResponse
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StatusCode int //Status Code of HTTP Response
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}
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func (e *Error) Error() string {
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return fmt.Sprintf("Aliyun API Error: RequestId: %s Status Code: %d Code: %s Message: %s", e.RequestId, e.StatusCode, e.Code, e.Message)
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}
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type Pagination struct {
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PageNumber int
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PageSize int
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}
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func (p *Pagination) SetPageSize(size int) {
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p.PageSize = size
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}
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func (p *Pagination) Validate() {
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if p.PageNumber < 0 {
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log.Printf("Invalid PageNumber: %d", p.PageNumber)
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p.PageNumber = 1
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}
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if p.PageSize < 0 {
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log.Printf("Invalid PageSize: %d", p.PageSize)
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p.PageSize = 10
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} else if p.PageSize > 50 {
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log.Printf("Invalid PageSize: %d", p.PageSize)
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p.PageSize = 50
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}
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}
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// A PaginationResponse represents a response with pagination information
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type PaginationResult struct {
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TotalCount int
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PageNumber int
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PageSize int
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}
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// NextPage gets the next page of the result set
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func (r *PaginationResult) NextPage() *Pagination {
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if r.PageNumber*r.PageSize >= r.TotalCount {
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return nil
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}
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return &Pagination{PageNumber: r.PageNumber + 1, PageSize: r.PageSize}
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}
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