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75 lines
1.9 KiB
75 lines
1.9 KiB
package model
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import (
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"context"
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"errors"
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"github.com/openimsdk/tools/log"
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"go.mongodb.org/mongo-driver/bson/primitive"
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"time"
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)
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const (
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VersionStateInsert = iota + 1
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VersionStateDelete
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VersionStateUpdate
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)
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const (
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VersionGroupChangeID = ""
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VersionSortChangeID = "____S_O_R_T_I_D____"
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)
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type VersionLogElem struct {
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EID string `bson:"e_id"`
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State int32 `bson:"state"`
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Version uint `bson:"version"`
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LastUpdate time.Time `bson:"last_update"`
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}
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type VersionLogTable struct {
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ID primitive.ObjectID `bson:"_id"`
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DID string `bson:"d_id"`
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Logs []VersionLogElem `bson:"logs"`
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Version uint `bson:"version"`
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Deleted uint `bson:"deleted"`
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LastUpdate time.Time `bson:"last_update"`
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}
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func (v *VersionLogTable) VersionLog() *VersionLog {
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return &VersionLog{
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ID: v.ID,
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DID: v.DID,
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Logs: v.Logs,
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Version: v.Version,
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Deleted: v.Deleted,
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LastUpdate: v.LastUpdate,
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LogLen: len(v.Logs),
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}
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}
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type VersionLog struct {
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ID primitive.ObjectID `bson:"_id"`
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DID string `bson:"d_id"`
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Logs []VersionLogElem `bson:"logs"`
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Version uint `bson:"version"`
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Deleted uint `bson:"deleted"`
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LastUpdate time.Time `bson:"last_update"`
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LogLen int `bson:"log_len"`
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}
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func (v *VersionLog) DeleteAndChangeIDs() (insertIds, deleteIds, updateIds []string) {
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for _, l := range v.Logs {
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switch l.State {
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case VersionStateInsert:
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insertIds = append(insertIds, l.EID)
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case VersionStateDelete:
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deleteIds = append(deleteIds, l.EID)
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case VersionStateUpdate:
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updateIds = append(updateIds, l.EID)
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default:
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log.ZError(context.Background(), "invalid version status found", errors.New("dirty database data"), "objID", v.ID.Hex(), "did", v.DID, "elem", l)
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}
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}
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return
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}
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