persistence

package

v0.0.0-...-5f5a93c Latest Latest Go to latest Published: Dec 10, 2022 License: MIT Imports: 10 Imported by: 0

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func NewDB(env *env.EnvConfig) *sqlx.DB

type AcademicFieldRepositoryImpl struct {
	// contains filtered or unexported fields
}

func NewAcademicFieldRepositoryImpl(db *sqlx.DB) *AcademicFieldRepositoryImpl

func (afR *AcademicFieldRepositoryImpl) Get() ([]string, error)

type ResourceRepositoryImpl struct {
	// contains filtered or unexported fields
}

func NewResourceRepositoryImpl(db *sqlx.DB) *ResourceRepositoryImpl

func (vR *ResourceRepositoryImpl) GetByIds(ids []model.ResourceId) ([]*model.Resource, error)

type SubjectRepositoryImpl struct {
	// contains filtered or unexported fields
}

func NewSubjectRepositoryImpl(db *sqlx.DB) *SubjectRepositoryImpl

func (sR *SubjectRepositoryImpl) GetById(id model.SubjectId) (*model.Subject, error)

func (sR *SubjectRepositoryImpl) GetByIds(ids []model.SubjectId) ([]*model.Subject, error)

FIXME: this causes N+1 query problem

func (sR SubjectRepositoryImpl) GetByRandom(
	category string,
	series string,
	academicField string,
	numSubjects int) ([]*model.Subject, error)

WARNING: This method become slower as the number of subjects increases due to LIMIT clause. This also causes N+1 query problem.

func (sR SubjectRepositoryImpl) GetBySearchParameter(title string, faculty string, academicField string) ([]*model.Subject, error)

func (sR SubjectRepositoryImpl) GetByVideoIds(videoIds []model.VideoId) ([]*model.Subject, error)

type SyllabusRepositoryImpl struct {
	// contains filtered or unexported fields
}

func NewSyllabusRepositoryImpl(db *sqlx.DB) *SyllabusRepositoryImpl

func (sR *SyllabusRepositoryImpl) GetById(id model.SyllabusId) (*model.Syllabus, error)

func (sR *SyllabusRepositoryImpl) GetByIds(ids []model.SyllabusId) ([]*model.Syllabus, error)

type VideoRepositoryImpl struct {
	// contains filtered or unexported fields
}

func NewVideoRepositoryImpl(db *sqlx.DB) *VideoRepositoryImpl

func (vR *VideoRepositoryImpl) GetByIds(ids []model.VideoId) ([]*model.Video, error)

GetByIds returns videos with the given ids. This function is expected to get videos of one subject.

func (vR *VideoRepositoryImpl) GetBySearchParameter(title string, faculty string) ([]*model.Video, error)

Path	Synopsis
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