63 lines
1.3 KiB
Go
63 lines
1.3 KiB
Go
package db
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import (
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"database/sql"
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"embed"
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"fmt"
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"io/fs"
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"sort"
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"strings"
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_ "modernc.org/sqlite"
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)
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//go:embed migrations/*.sql
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var migrationsFS embed.FS
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type DB struct {
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conn *sql.DB
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}
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func Open(path string) (*DB, error) {
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conn, err := sql.Open("sqlite", path)
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if err != nil {
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return nil, fmt.Errorf("open sqlite: %w", err)
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}
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if _, err := conn.Exec(`PRAGMA foreign_keys = ON`); err != nil {
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_ = conn.Close()
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return nil, fmt.Errorf("enable foreign keys: %w", err)
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}
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return &DB{conn: conn}, nil
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}
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func (d *DB) Close() error {
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return d.conn.Close()
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}
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func (d *DB) Conn() *sql.DB {
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return d.conn
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}
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func (d *DB) Migrate() error {
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entries, err := fs.ReadDir(migrationsFS, "migrations")
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if err != nil {
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return fmt.Errorf("read migrations: %w", err)
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}
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sort.Slice(entries, func(i, j int) bool {
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return entries[i].Name() < entries[j].Name()
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})
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for _, entry := range entries {
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if entry.IsDir() || !strings.HasSuffix(entry.Name(), ".sql") {
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continue
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}
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content, err := migrationsFS.ReadFile("migrations/" + entry.Name())
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if err != nil {
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return fmt.Errorf("read migration %s: %w", entry.Name(), err)
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}
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if _, err := d.conn.Exec(string(content)); err != nil {
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return fmt.Errorf("apply migration %s: %w", entry.Name(), err)
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}
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}
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return nil
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}
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