iu
176a8d8ced
- pluggable per-domain Repository interfaces; PostgreSQL and SQLite impls - SQLite on modernc.org/sqlite (WAL, busy_timeout, foreign_keys, immediate tx) - separate migrations/sqlite and db.MigrateSQLite; store.NewPostgres/NewSQLite - cmd/reconcile compares object storage with the journal (report, then --delete) - storage.Backend.List and photos.Repository.AllStorageKeys - DB_BACKEND/SQLITE_PATH and STORAGE_BACKEND/FS_ROOT selectable; local defaults (sqlite ./galo.db, fs ./data) - Makefile reconcile/reconcile-delete; docs and .env.example updated
51 lines
1.4 KiB
Go
51 lines
1.4 KiB
Go
// Package sqliteutil holds small helpers shared by the SQLite repositories:
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// timestamp conversion and dynamic IN-lists.
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package sqliteutil
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import (
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"database/sql"
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"strconv"
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"strings"
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"time"
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)
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// TimeLayout matches the SQLite column defaults produced by strftime with %f.
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const TimeLayout = "2006-01-02T15:04:05.000Z"
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// FormatTime renders a time in the canonical TEXT format used by the schema.
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func FormatTime(t time.Time) string { return t.UTC().Format(TimeLayout) }
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// ParseTime parses a canonical timestamp, tolerating the RFC3339 variants the
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// driver may return. An empty or unparseable value yields the zero time.
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func ParseTime(s string) time.Time {
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if s == "" {
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return time.Time{}
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}
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if t, err := time.Parse(TimeLayout, s); err == nil {
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return t
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}
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if t, err := time.Parse(time.RFC3339Nano, s); err == nil {
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return t
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}
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return time.Time{}
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}
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// ParseNullTime converts a nullable TEXT timestamp into *time.Time.
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func ParseNullTime(ns sql.NullString) *time.Time {
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if !ns.Valid || ns.String == "" {
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return nil
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}
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t := ParseTime(ns.String)
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return &t
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}
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// Placeholders returns an IN-list placeholder group of n items starting at
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// index start, e.g. Placeholders(3, 2) -> "$3,$4".
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func Placeholders(start, n int) string {
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parts := make([]string, n)
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for i := 0; i < n; i++ {
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parts[i] = "$" + strconv.Itoa(start+i)
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}
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return strings.Join(parts, ",")
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}
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