Deluan
72 lines
1.4 KiB
Go
72 lines
1.4 KiB
Go
package db_sql
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import (
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"encoding/json"
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"github.com/astaxie/beego/orm"
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"github.com/cloudsonic/sonic-server/log"
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"github.com/cloudsonic/sonic-server/scanner"
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)
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type checkSumRepository struct {
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data map[string]string
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}
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const checkSumId = "1"
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type CheckSums struct {
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ID string `orm:"pk;column(id)"`
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Data string `orm:"type(text)"`
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}
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func NewCheckSumRepository() scanner.CheckSumRepository {
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r := &checkSumRepository{}
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return r
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}
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func (r *checkSumRepository) loadData() error {
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loadedData := make(map[string]string)
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r.data = loadedData
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cks := CheckSums{ID: checkSumId}
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err := Db().Read(&cks)
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if err == orm.ErrNoRows {
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_, err = Db().Insert(&cks)
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return err
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}
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if err != nil {
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return err
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}
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_ = json.Unmarshal([]byte(cks.Data), &loadedData)
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log.Debug("Loaded checksums", "total", len(loadedData))
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return err
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}
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func (r *checkSumRepository) Get(id string) (string, error) {
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if r.data == nil {
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err := r.loadData()
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if err != nil {
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return "", err
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}
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}
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return r.data[id], nil
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}
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func (r *checkSumRepository) SetData(newSums map[string]string) error {
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data, _ := json.Marshal(&newSums)
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cks := CheckSums{ID: checkSumId, Data: string(data)}
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var err error
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if Db().QueryTable(&CheckSums{}).Filter("id", checkSumId).Exist() {
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_, err = Db().Update(&cks)
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} else {
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_, err = Db().Insert(&cks)
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}
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if err != nil {
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return err
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}
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r.data = newSums
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return nil
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}
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var _ scanner.CheckSumRepository = (*checkSumRepository)(nil)
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