87 lines
1.9 KiB
Go
87 lines
1.9 KiB
Go
package models
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import (
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"context"
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"quyun/app/requests"
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"quyun/database/schemas/public/model"
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"quyun/database/schemas/public/table"
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. "github.com/go-jet/jet/v2/postgres"
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"github.com/sirupsen/logrus"
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)
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// @provider
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type mediasModel struct {
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log *logrus.Entry `inject:"false"`
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}
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func (m *mediasModel) Prepare() error {
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m.log = logrus.WithField("module", "mediasModel")
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return nil
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}
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// countByCond
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func (m *mediasModel) countByCondition(ctx context.Context, expr BoolExpression) (int64, error) {
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var cnt struct {
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Cnt int64
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}
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tbl := table.Medias
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stmt := SELECT(COUNT(tbl.ID).AS("cnt")).FROM(tbl).WHERE(expr)
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m.log.Infof("sql: %s", stmt.DebugSql())
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err := stmt.QueryContext(ctx, db, &cnt)
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if err != nil {
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m.log.Errorf("error counting media items: %v", err)
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return 0, err
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}
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return cnt.Cnt, nil
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}
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func (m *mediasModel) List(ctx context.Context, pagination *requests.Pagination) (*requests.Pager, error) {
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limit := pagination.Limit
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offset := pagination.Offset()
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tbl := table.Medias
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stmt := tbl.
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SELECT(tbl.AllColumns).
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ORDER_BY(tbl.ID.DESC()).
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LIMIT(limit).
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OFFSET(offset)
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m.log.Infof("sql: %s", stmt.DebugSql())
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var medias []model.Medias
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err := stmt.QueryContext(ctx, db, &medias)
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if err != nil {
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m.log.Errorf("error querying media items: %v", err)
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return nil, err
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}
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count, err := m.countByCondition(ctx, Bool(true))
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if err != nil {
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m.log.Errorf("error getting media count: %v", err)
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return nil, err
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}
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return &requests.Pager{
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Items: medias,
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Total: count,
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Pagination: *pagination,
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}, nil
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}
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func (m *mediasModel) Create(ctx context.Context, model *model.Medias) error {
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stmt := table.Medias.INSERT(table.Medias.MutableColumns).MODEL(model)
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m.log.Infof("sql: %s", stmt.DebugSql())
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if _, err := stmt.ExecContext(ctx, db); err != nil {
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m.log.Errorf("error creating media item: %v", err)
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return err
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}
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m.log.Infof("media item created successfully")
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return nil
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}
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