/
indexes.go
55 lines (48 loc) · 1.39 KB
/
indexes.go
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package sqlserver
import (
"context"
"database/sql"
"github.com/pkg/errors"
"admini.dev/admini/app/lib/database"
"admini.dev/admini/app/lib/schema/model"
"admini.dev/admini/app/util"
"admini.dev/admini/queries/qsqlserver"
)
type indexResult struct {
Schema string `db:"schema_name"`
Table string `db:"table_name"`
Index sql.NullString `db:"index_name"`
PrimaryKey bool `db:"pk"`
Unique bool `db:"u"`
ColumnNames sql.NullString `db:"column_names"`
}
func (r indexResult) AsIndex() *model.Index {
return &model.Index{
Key: r.Index.String,
Fields: util.StringSplitAndTrim(r.ColumnNames.String, ","),
Unique: r.Unique,
Primary: r.PrimaryKey,
Metadata: nil,
}
}
func loadIndexes(ctx context.Context, models model.Models, db *database.Service, logger util.Logger) error {
var idxs []*indexResult
err := db.Select(ctx, &idxs, qsqlserver.ListIndexes(db.SchemaName), nil, logger)
if err != nil {
return errors.Wrap(err, "can't list indexes")
}
for _, idx := range idxs {
if !idx.Index.Valid || !idx.ColumnNames.Valid {
continue
}
mod := models.Get(util.Pkg{idx.Schema}, idx.Table)
if mod == nil {
return errors.Errorf("no table [%s] found among [%d] candidates", idx.Table, len(models))
}
err = mod.AddIndex(idx.AsIndex())
if err != nil {
return errors.Wrap(err, "can't add index")
}
}
return nil
}