Thomas Peetz
75 lines
2.2 KiB
Go
75 lines
2.2 KiB
Go
package library
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import (
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"gitlab.thpeetz.de/kontor/kontor-go/pkg/dao"
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mgo "gopkg.in/mgo.v2"
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"gopkg.in/mgo.v2/bson"
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)
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// PublisherDAO extends the type BaseDAO.
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type PublisherDAO struct {
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Db dao.BaseDAO
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}
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const (
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// PUBLISHERCOLLECTION defines the collection name for storing publishers.
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PUBLISHERCOLLECTION = "publisher"
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// PUBLISHERMODEL defines the name of the publisher data model.
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PUBLISHERMODEL = "kontor.library.publisher"
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)
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// FindAll retrieves the list of publishers from the database.
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func (m *PublisherDAO) FindAll() ([]Publisher, error) {
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m.Db.Connect()
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var publishers []Publisher
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err := m.Db.MongoDb.C(PUBLISHERCOLLECTION).Find(bson.M{"model": PUBLISHERMODEL}).All(&publishers)
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return publishers, err
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}
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// FindByID returns an publisher with given id or returns the error.
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func (m *PublisherDAO) FindByID(id string) (Publisher, error) {
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m.Db.Connect()
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var publisher Publisher
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err := m.Db.MongoDb.C(PUBLISHERCOLLECTION).FindId(bson.ObjectIdHex(id)).One(&publisher)
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return publisher, err
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}
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// FindByName returns an comic with given name or returns the error.
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func (m *PublisherDAO) FindByName(name string) (Publisher, error) {
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m.Db.Connect()
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var publisher Publisher
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err := m.Db.MongoDb.C(PUBLISHERCOLLECTION).Find(bson.M{"name": name, "model": PUBLISHERMODEL}).One(&publisher)
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return publisher, err
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}
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// Insert a publisher into database.
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func (m *PublisherDAO) Insert(publisher Publisher) error {
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m.Db.Connect()
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publisher.Model = PUBLISHERMODEL
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err := m.Db.MongoDb.C(PUBLISHERCOLLECTION).Insert(&publisher)
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return err
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}
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// Upsert a publisher into database.
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func (m *PublisherDAO) Upsert(publisher Publisher) (*mgo.ChangeInfo, error) {
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m.Db.Connect()
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publisher.Model = PUBLISHERMODEL
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info, err := m.Db.MongoDb.C(PUBLISHERCOLLECTION).Upsert(bson.M{"name": publisher.Name}, &publisher)
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return info, err
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}
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// Delete an existing publisher.
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func (m *PublisherDAO) Delete(publisher Publisher) error {
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m.Db.Connect()
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err := m.Db.MongoDb.C(PUBLISHERCOLLECTION).Remove(&publisher)
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return err
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}
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// Update an existing publisher.
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func (m *PublisherDAO) Update(publisher Publisher) error {
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m.Db.Connect()
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err := m.Db.MongoDb.C(PUBLISHERCOLLECTION).UpdateId(publisher.ID, &publisher)
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return err
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}
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