payments/internal/api/v3/handler_pools_list.go

package v3

import (
	"net/http"

	"github.com/hanzo-fi/go-libs/v5/pkg/storage/bun/paginate"
	"github.com/hanzo-fi/go-libs/v5/pkg/transport/api"
	"github.com/hanzo-fi/go-libs/v5/pkg/types/pointer"
	"github.com/hanzo-fi/payments/internal/api/backend"
	"github.com/hanzo-fi/payments/internal/otel"
	"github.com/hanzo-fi/payments/internal/storage"
)

func poolsList(backend backend.Backend) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		ctx, span := otel.Tracer().Start(r.Context(), "v3_poolsList")
		defer span.End()

		query, err := paginate.Extract[storage.ListPoolsQuery](r, func() (*storage.ListPoolsQuery, error) {
			options, err := getPagination(span, r, storage.PoolQuery{})
			if err != nil {
				return nil, err
			}
			return pointer.For(storage.NewListPoolsQuery(*options)), nil
		})
		if err != nil {
			otel.RecordError(span, err)
			api.BadRequest(w, ErrValidation, err)
			return
		}

		cursor, err := backend.PoolsList(ctx, *query)
		if err != nil {
			otel.RecordError(span, err)
			handleServiceErrors(w, r, err)
			return
		}

		api.RenderCursor(w, *cursor)
	}
}