56 lines
1.0 KiB
Go
56 lines
1.0 KiB
Go
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package db
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import (
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"context"
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"fmt"
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"strings"
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"github.com/glebarez/sqlite"
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"gorm.io/driver/mysql"
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"gorm.io/driver/postgres"
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"gorm.io/gorm"
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)
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func New(ctx context.Context, uri string) (*Client, error) {
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parts := strings.SplitN(uri, "::", 2)
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if len(parts) != 2 {
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return nil, fmt.Errorf("db.Init: opt db uri invalid: %s", uri)
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}
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c := &Client{}
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var (
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err error
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dsn = parts[1]
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)
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switch parts[0] {
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case "sqlite":
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c.dbType = DBTypeSqlite
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c.cli, err = gorm.Open(sqlite.Open(dsn))
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case "mysql":
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c.dbType = DBTypeMysql
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c.cli, err = gorm.Open(mysql.Open(dsn))
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case "postgres":
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c.dbType = DBTypePostgres
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c.cli, err = gorm.Open(postgres.Open(dsn))
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default:
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return nil, fmt.Errorf("db type only support: [sqlite, mysql, postgres], unsupported db type: %s", parts[0])
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}
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if err != nil {
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return nil, fmt.Errorf("db.Init: open %s with dsn:%s, err: %w", parts[0], dsn, err)
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}
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return c, nil
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}
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func Init(ctx context.Context, uri string) (err error) {
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if Default, err = New(ctx, uri); err != nil {
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return err
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}
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return nil
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}
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