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// _ _
// __ _____ __ ___ ___ __ _| |_ ___
// \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
// \ V V / __/ (_| |\ V /| | (_| | || __/
// \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
//
// Copyright © 2016 - 2024 Weaviate B.V. All rights reserved.
//
// CONTACT: [email protected]
//
package objects
import (
"context"
"fmt"
"github.com/weaviate/weaviate/entities/additional"
"github.com/weaviate/weaviate/entities/filters"
"github.com/weaviate/weaviate/entities/models"
)
type QueryInput struct {
Class string
Offset int
Limit int
Cursor *filters.Cursor
Filters *filters.LocalFilter
Sort []filters.Sort
Tenant string
Additional additional.Properties
}
type QueryParams struct {
Class string
Offset *int64
Limit *int64
After *string
Sort *string
Order *string
Tenant *string
Additional additional.Properties
}
func (q *QueryParams) inputs(m *Manager) (*QueryInput, error) {
smartOffset, smartLimit, err := m.localOffsetLimit(q.Offset, q.Limit)
if err != nil {
return nil, err
}
sort := m.getSort(q.Sort, q.Order)
cursor := m.getCursor(q.After, q.Limit)
tenant := ""
if q.Tenant != nil {
tenant = *q.Tenant
}
return &QueryInput{
Class: q.Class,
Offset: smartOffset,
Limit: smartLimit,
Sort: sort,
Cursor: cursor,
Tenant: tenant,
Additional: q.Additional,
}, nil
}
func (m *Manager) Query(ctx context.Context, principal *models.Principal, params *QueryParams,
) ([]*models.Object, *Error) {
path := fmt.Sprintf("objects/%s", params.Class)
if err := m.authorizer.Authorize(principal, "list", path); err != nil {
return nil, &Error{path, StatusForbidden, err}
}
unlock, err := m.locks.LockConnector()
if err != nil {
return nil, &Error{"cannot lock", StatusInternalServerError, err}
}
defer unlock()
m.metrics.GetObjectInc()
defer m.metrics.GetObjectDec()
q, err := params.inputs(m)
if err != nil {
return nil, &Error{"offset or limit", StatusBadRequest, err}
}
res, rerr := m.vectorRepo.Query(ctx, q)
if rerr != nil {
return nil, rerr
}
if m.modulesProvider != nil {
res, err = m.modulesProvider.ListObjectsAdditionalExtend(ctx, res, q.Additional.ModuleParams)
if err != nil {
return nil, &Error{"extend results", StatusInternalServerError, err}
}
}
if q.Additional.Vector {
m.trackUsageList(res)
}
return res.ObjectsWithVector(q.Additional.Vector), nil
}
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