59 lines
1000 B
Go
59 lines
1000 B
Go
package waku
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import (
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"database/sql"
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)
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type sqlitePersistence struct {
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db *sql.DB
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}
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func newSQLitePersistence(db *sql.DB) *sqlitePersistence {
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return &sqlitePersistence{db: db}
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}
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func (s *sqlitePersistence) Add(chatID string, key []byte) error {
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statement := "INSERT INTO waku_keys(chat_id, key) VALUES(?, ?)"
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stmt, err := s.db.Prepare(statement)
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if err != nil {
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return err
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}
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defer stmt.Close()
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_, err = stmt.Exec(chatID, key)
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return err
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}
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func (s *sqlitePersistence) All() (map[string][]byte, error) {
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keys := make(map[string][]byte)
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statement := "SELECT chat_id, key FROM waku_keys"
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stmt, err := s.db.Prepare(statement)
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if err != nil {
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return nil, err
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}
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defer stmt.Close()
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rows, err := stmt.Query()
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if err != nil && err != sql.ErrNoRows {
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return nil, err
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}
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defer rows.Close()
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for rows.Next() {
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var (
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chatID string
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key []byte
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)
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err := rows.Scan(&chatID, &key)
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if err != nil {
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return nil, err
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}
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keys[chatID] = key
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}
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return keys, nil
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}
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