52 lines
1.1 KiB
Go
52 lines
1.1 KiB
Go
package repository
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import (
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"context"
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"fmt"
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"github.com/go-pg/pg/v10"
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"github.com/go-pg/pg/v10/orm"
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"github.com/pkg/errors"
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"github.com/tribalwarshelp/api/version"
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"github.com/tribalwarshelp/shared/models"
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)
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type pgRepository struct {
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*pg.DB
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}
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func NewPGRepository(db *pg.DB) (version.Repository, error) {
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if err := db.Model(&models.Version{}).CreateTable(&orm.CreateTableOptions{
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IfNotExists: true,
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}); err != nil {
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return nil, errors.Wrap(err, "cannot create 'versions' table")
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}
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return &pgRepository{db}, nil
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}
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func (repo *pgRepository) Fetch(ctx context.Context, cfg version.FetchConfig) ([]*models.Version, int, error) {
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var err error
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data := []*models.Version{}
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total := 0
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query := repo.
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Model(&data).
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Context(ctx).
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Order(cfg.Sort...).
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Limit(cfg.Limit).
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Offset(cfg.Offset)
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if cfg.Filter != nil {
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query = query.Apply(cfg.Filter.Where)
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}
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if cfg.Count {
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total, err = query.SelectAndCount()
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} else {
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err = query.Select()
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}
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if err != nil && err != pg.ErrNoRows {
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return nil, 0, fmt.Errorf("Internal server error")
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}
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return data, total, nil
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}
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