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62 lines
1.6 KiB
Go
62 lines
1.6 KiB
Go
package sqlite
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import (
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"database/sql"
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"encoding/json"
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"strconv"
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"strings"
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"github.com/zk-org/zk/internal/core"
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"github.com/zk-org/zk/internal/util/errors"
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)
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type RowScanner interface {
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Scan(dest ...interface{}) error
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}
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type RowQuerier interface {
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Query(query string, args ...interface{}) (*sql.Rows, error)
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QueryRow(query string, args ...interface{}) *sql.Row
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}
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// escapeLikeTerm returns the given term after escaping any LIKE-significant
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// characters with the given escapeChar.
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// This is meant to be used with the ESCAPE keyword:
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// https://www.sqlite.org/lang_expr.html
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func escapeLikeTerm(term string, escapeChar rune) string {
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escape := func(term string, char string) string {
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return strings.ReplaceAll(term, char, string(escapeChar)+char)
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}
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return escape(escape(escape(term, string(escapeChar)), "%"), "_")
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}
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func linkIDToSQL(id core.LinkID) sql.NullInt64 {
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if id.IsValid() {
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return sql.NullInt64{Int64: int64(id), Valid: true}
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} else {
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return sql.NullInt64{}
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}
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}
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func noteIDToSQL(id core.NoteID) sql.NullInt64 {
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if id.IsValid() {
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return sql.NullInt64{Int64: int64(id), Valid: true}
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} else {
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return sql.NullInt64{}
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}
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}
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func joinNoteIDs(ids []core.NoteID, delimiter string) string {
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strs := make([]string, 0)
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for _, i := range ids {
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strs = append(strs, strconv.FormatInt(int64(i), 10))
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}
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return strings.Join(strs, delimiter)
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}
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func unmarshalMetadata(metadataJSON string) (metadata map[string]interface{}, err error) {
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err = json.Unmarshal([]byte(metadataJSON), &metadata)
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err = errors.Wrapf(err, "cannot parse note metadata from JSON: %s", metadataJSON)
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return
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}
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