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- package postgres
- import (
- "context"
- "strings"
- "github.com/usememos/memos/store"
- )
- func (d *DB) CreateStorage(ctx context.Context, create *store.Storage) (*store.Storage, error) {
- fields := []string{"name", "type", "config"}
- args := []any{create.Name, create.Type, create.Config}
- stmt := "INSERT INTO storage (" + strings.Join(fields, ", ") + ") VALUES (" + placeholders(len(args)) + ") RETURNING id"
- if err := d.db.QueryRowContext(ctx, stmt, args...).Scan(
- &create.ID,
- ); err != nil {
- return nil, err
- }
- storage := create
- return storage, nil
- }
- func (d *DB) ListStorages(ctx context.Context, find *store.FindStorage) ([]*store.Storage, error) {
- where, args := []string{"1 = 1"}, []any{}
- if find.ID != nil {
- where, args = append(where, "id = "+placeholder(len(args)+1)), append(args, *find.ID)
- }
- rows, err := d.db.QueryContext(ctx, `
- SELECT
- id,
- name,
- type,
- config
- FROM storage
- WHERE `+strings.Join(where, " AND ")+`
- ORDER BY id DESC`,
- args...,
- )
- if err != nil {
- return nil, err
- }
- defer rows.Close()
- list := []*store.Storage{}
- for rows.Next() {
- storage := &store.Storage{}
- if err := rows.Scan(
- &storage.ID,
- &storage.Name,
- &storage.Type,
- &storage.Config,
- ); err != nil {
- return nil, err
- }
- list = append(list, storage)
- }
- if err := rows.Err(); err != nil {
- return nil, err
- }
- return list, nil
- }
- func (d *DB) UpdateStorage(ctx context.Context, update *store.UpdateStorage) (*store.Storage, error) {
- set, args := []string{}, []any{}
- if update.Name != nil {
- set, args = append(set, "name = "+placeholder(len(args)+1)), append(args, *update.Name)
- }
- if update.Config != nil {
- set, args = append(set, "config = "+placeholder(len(args)+1)), append(args, *update.Config)
- }
- stmt := `UPDATE storage SET ` + strings.Join(set, ", ") + ` WHERE id = ` + placeholder(len(args)+1) + ` RETURNING id, name, type, config`
- args = append(args, update.ID)
- storage := &store.Storage{}
- if err := d.db.QueryRowContext(ctx, stmt, args...).Scan(
- &storage.ID,
- &storage.Name,
- &storage.Type,
- &storage.Config,
- ); err != nil {
- return nil, err
- }
- return storage, nil
- }
- func (d *DB) DeleteStorage(ctx context.Context, delete *store.DeleteStorage) error {
- stmt := `DELETE FROM storage WHERE id = $1`
- result, err := d.db.ExecContext(ctx, stmt, delete.ID)
- if err != nil {
- return err
- }
- if _, err := result.RowsAffected(); err != nil {
- return err
- }
- return nil
- }
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