60 lines
1.6 KiB
Go
60 lines
1.6 KiB
Go
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package models
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import (
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"crypto/md5"
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"encoding/json"
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"fmt"
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"strings"
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"time"
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)
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type ImageEditSession struct {
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GUID string `json:"guid"`
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SiteID int64 `json:"siteId"`
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UserID int64 `json:"userId"`
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BaseUploadID int64 `json:"baseUploadId"`
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ImageExt string `json:"imageExt"`
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CreatedAt time.Time `json:"createdAt"`
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UpdatedAt time.Time `json:"updatedAt"`
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Processors []ImageEditProcessor `json:"processors"`
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}
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func (ieh ImageEditSession) PreviewURL() string {
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return fmt.Sprintf("/sites/%v/imageedit/%v/preview/%v", ieh.SiteID, ieh.GUID, ieh.Processors[len(ieh.Processors)-1].VersionID)
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}
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func (ieh *ImageEditSession) RecalcVersionIDs() {
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for i, p := range ieh.Processors {
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if i == 0 {
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p.SetVersionID("")
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} else {
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p.SetVersionID(ieh.Processors[i-1].VersionID)
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}
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ieh.Processors[i] = p
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}
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}
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type ImageEditProcessor struct {
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Type string `json:"type"`
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Props json.RawMessage `json:"props"`
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// VersionID is a unique hash of the particular processor. This includes the version ID of the previous processor,
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// thereby causing a change of one processor to affect the version IDs of processors down the line.
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VersionID string `json:"versionId"`
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}
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func (ieh *ImageEditProcessor) SetVersionID(previousVersionID string) {
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var sb strings.Builder
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sb.WriteString(previousVersionID)
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sb.WriteString("-")
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sb.WriteString(ieh.Type)
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sb.WriteString("-")
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sb.WriteString(string(ieh.Props))
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ieh.VersionID = fmt.Sprintf("%x", md5.Sum([]byte(sb.String())))
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}
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type CopyUploadProps struct {
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UploadID int64 `json:"uploadId"`
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}
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