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enums.go
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/
enums.go
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package postgres
import (
"context"
"database/sql"
"strings"
"github.com/pkg/errors"
"admini.dev/admini/app/lib/database"
"admini.dev/admini/app/lib/schema/field"
"admini.dev/admini/app/lib/schema/model"
"admini.dev/admini/app/lib/types"
"admini.dev/admini/app/util"
"admini.dev/admini/queries/qpostgres"
)
type enumResult struct {
Schema string `db:"schema"`
Name string `db:"name"`
Internal string `db:"internal"`
Size string `db:"size"`
Elements string `db:"elements"`
Owner sql.NullString `db:"owner"`
Privileges sql.NullString `db:"privileges"`
Description sql.NullString `db:"description"`
}
func (t *enumResult) ToModel() *model.Model {
ret := model.NewModel(util.Pkg{t.Schema}, t.Name)
ret.Type = model.TypeEnum
els := strings.Split(t.Elements, "\n")
fields := make(field.Fields, 0, len(els))
for _, el := range els {
fields = append(fields, &field.Field{
Key: el,
Type: types.NewEnumValue(),
})
}
ret.Fields = fields
return ret
}
func loadEnums(ctx context.Context, db *database.Service, logger util.Logger) (model.Models, error) {
var enums []*enumResult
err := db.Select(ctx, &enums, qpostgres.ListTypes(db.SchemaName), nil, logger)
if err != nil {
return nil, errors.Wrap(err, "can't list enums")
}
logger.Infof("loading [%d] enums", len(enums))
ret := make(model.Models, 0, len(enums))
for _, t := range enums {
ret = append(ret, t.ToModel())
}
return ret, nil
}