/
gorm_utils.go
79 lines (69 loc) · 2.13 KB
/
gorm_utils.go
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// Copyright 2023 Cisco Systems, Inc. and its affiliates
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// SPDX-License-Identifier: Apache-2.0
package repo
import (
"context"
)
var defaultUtils Utility
// GormUtils implements Utility interface
type GormUtils struct {
api GormApi
model interface{}
resolver GormSchemaResolver
}
func Utils(options ...interface{}) Utility {
if len(options) == 0 {
return defaultUtils
}
switch factory := globalFactory.(type) {
case *GormFactory:
return newGormUtils(factory, options...)
default:
panic("global repo factory is not set, unable to create Utility")
}
}
func newGormUtils(factory *GormFactory, options ...interface{}) *GormUtils {
api := factory.NewGormApi(options...)
return &GormUtils{
api: api,
}
}
func (g GormUtils) Model(model interface{}) Utility {
resolver, _ := newGormSchemaResolver(g.api.DB(context.Background()), model)
return &GormUtils{
api: g.api,
model: model,
resolver: resolver,
}
}
func (g GormUtils) ResolveSchema(ctx context.Context, model interface{}) (SchemaResolver, error) {
return newGormSchemaResolver(g.api.DB(ctx), model)
}
func (g GormUtils) CheckUniqueness(ctx context.Context, v interface{}, keys ...interface{}) (dups map[string]interface{}, err error) {
resolver, e := g.getSchemaResolver(ctx, v)
if e != nil {
return nil, e
}
return gormCheckUniqueness(ctx, g.api, resolver, v, keys)
}
func (g GormUtils) getSchemaResolver(ctx context.Context, v interface{}) (GormSchemaResolver, error) {
switch {
case g.resolver != nil :
return g.resolver, nil
default:
return newGormSchemaResolver(g.api.DB(ctx), v)
}
}