47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
package main
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import (
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"errors"
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"time"
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)
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var errRecentlyChanged = errors.New("db: attempt to change the trust for a user twice in a month")
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func getTrustVote(targetID string) ([]int, error) {
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rows, err := db.Query("SELECT trust FROM trustVote WHERE targetUser=?", targetID)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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array := make([]int, 0)
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for rows.Next() {
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var trust int
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rows.Scan(&trust)
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array = append(array, trust)
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}
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return array, nil
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}
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func updateDbTrust(sourceID, targetID string, voteValue int) error {
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rows, err := db.Query("SELECT lastUpdated FROM trustVote WHERE sourceUser=? AND targetUser=?", sourceID, targetID)
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if err != nil {
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return err
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}
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if rows.Next() {
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//Check that it was not changed within a month.
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var lastUpdated time.Time
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rows.Scan(&lastUpdated)
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if time.Now().Sub(lastUpdated) > 24*30*time.Hour {
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rows.Close()
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return errRecentlyChanged
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}
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}
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rows.Close()
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_, err = db.Exec("REPLACE INTO trustVote(sourceUser,targetUser,lastUpdated,trust) VALUES(?,?,?,?)", sourceID, targetID, time.Now(), voteValue)
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return err
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}
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