iu
50dff63ece
- rename Go module, binary, systemd unit, PG_DATABASE default, frontend package and docs from shared-album to galo - add theme-aware halo emblem and favicon (new ui-branding capability) - add make build-release (versioned, stripped, static binary) and run the binary from the repo root
64 lines
1.5 KiB
Go
64 lines
1.5 KiB
Go
package settings
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import (
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"context"
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"database/sql"
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"errors"
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"fmt"
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"time"
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"galo/internal/sqliteutil"
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)
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// SQLiteStore is the SQLite implementation of Repository.
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type SQLiteStore struct {
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db *sql.DB
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}
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func NewSQLiteStore(db *sql.DB) *SQLiteStore { return &SQLiteStore{db: db} }
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func (s *SQLiteStore) Get(ctx context.Context, key string) (string, bool, error) {
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var v string
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err := s.db.QueryRowContext(ctx, `SELECT value FROM app_settings WHERE key = $1`, key).Scan(&v)
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if err != nil {
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if errors.Is(err, sql.ErrNoRows) {
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return "", false, nil
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}
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return "", false, err
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}
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return v, true, nil
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}
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func (s *SQLiteStore) Set(ctx context.Context, key, value string) error {
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_, err := s.db.ExecContext(ctx,
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`INSERT INTO app_settings (key, value) VALUES ($1, $2)
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ON CONFLICT (key) DO UPDATE SET value = excluded.value, updated_at = $3`,
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key, value, sqliteutil.FormatTime(time.Now()))
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return err
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}
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func (s *SQLiteStore) Ensure(ctx context.Context, key string, generate func() (string, error)) (string, error) {
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if v, ok, err := s.Get(ctx, key); err != nil {
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return "", err
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} else if ok {
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return v, nil
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}
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v, err := generate()
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if err != nil {
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return "", err
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}
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if _, err := s.db.ExecContext(ctx,
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`INSERT INTO app_settings (key, value) VALUES ($1, $2) ON CONFLICT (key) DO NOTHING`,
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key, v); err != nil {
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return "", err
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}
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got, ok, err := s.Get(ctx, key)
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if err != nil {
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return "", err
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}
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if !ok {
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return "", fmt.Errorf("settings: %q missing after insert", key)
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}
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return got, nil
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}
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