Tim Wundenberg
f1e0c1c1c2
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112 lines
2.3 KiB
Go
112 lines
2.3 KiB
Go
package tag
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import (
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"context"
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"spend-sparrow/internal/auth_types"
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"spend-sparrow/internal/core"
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"github.com/google/uuid"
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)
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type Service interface {
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Add(ctx context.Context, user *auth_types.User, tag Tag) (*Tag, error)
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Update(ctx context.Context, user *auth_types.User, tag Tag) (*Tag, error)
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Delete(ctx context.Context, user *auth_types.User, tagId uuid.UUID) error
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Get(ctx context.Context, user *auth_types.User, tagId uuid.UUID) (*Tag, error)
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GetAll(ctx context.Context, user *auth_types.User) ([]Tag, error)
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}
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type ServiceImpl struct {
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db Db
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clock core.Clock
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random core.Random
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}
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func NewService(db Db, random core.Random, clock core.Clock) Service {
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return ServiceImpl{
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db: db,
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clock: clock,
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random: random,
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}
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}
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func (s ServiceImpl) Add(ctx context.Context, user *auth_types.User, tag Tag) (*Tag, error) {
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if user == nil {
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return nil, core.ErrUnauthorized
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}
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isValid := s.isTagValid(tag)
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if !isValid {
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return nil, core.ErrBadRequest
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}
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newId, err := s.random.UUID(ctx)
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if err != nil {
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return nil, core.ErrInternal
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}
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tag.Id = newId
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tag.UserId = user.Id
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tag.CreatedBy = user.Id
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tag.CreatedAt = s.clock.Now()
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return s.db.Insert(ctx, tag)
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}
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func (s ServiceImpl) Update(ctx context.Context, user *auth_types.User, input Tag) (*Tag, error) {
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if user == nil {
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return nil, core.ErrUnauthorized
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}
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tag, err := s.Get(ctx, user, input.Id)
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if err != nil {
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return nil, err
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}
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tag.Name = input.Name
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if user.Id != tag.UserId {
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return nil, core.ErrBadRequest
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}
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isValid := s.isTagValid(*tag)
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if !isValid {
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return nil, core.ErrBadRequest
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}
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tag.UpdatedBy = &user.Id
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now := s.clock.Now()
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tag.UpdatedAt = &now
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return s.db.Update(ctx, *tag)
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}
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func (s ServiceImpl) Delete(ctx context.Context, user *auth_types.User, tagId uuid.UUID) error {
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if user == nil {
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return core.ErrUnauthorized
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}
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return s.db.Delete(ctx, user.Id, tagId)
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}
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func (s ServiceImpl) Get(ctx context.Context, user *auth_types.User, tagId uuid.UUID) (*Tag, error) {
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if user == nil {
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return nil, core.ErrUnauthorized
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}
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return s.db.Get(ctx, user.Id, tagId)
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}
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func (s ServiceImpl) GetAll(ctx context.Context, user *auth_types.User) ([]Tag, error) {
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if user == nil {
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return nil, core.ErrUnauthorized
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}
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return s.db.GetAll(ctx, user.Id)
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}
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func (s ServiceImpl) isTagValid(tag Tag) bool {
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err := core.ValidateString(tag.Name, "name")
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return err == nil
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}
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