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65 lines
1.2 KiB
Go
65 lines
1.2 KiB
Go
package database
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import (
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"fmt"
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"phc/website/model"
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"phc/website/sl"
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)
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type Database interface {
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sl.Service
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CreateUser(user model.User) error
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ReadUser(id string) (model.User, error)
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ReadUsers() ([]model.User, error)
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UpdateUser(id string, user model.User) error
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DeleteUser(id string) error
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}
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type Memory struct {
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Users []model.User
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}
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func (m *Memory) Initialize(l *sl.ServiceLocator) error { return nil }
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func (m *Memory) CreateUser(user model.User) error {
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m.Users = append(m.Users, user)
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return nil
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}
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func (m *Memory) ReadUser(id string) (model.User, error) {
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for _, u := range m.Users {
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if u.Id == id {
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return u, nil
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}
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}
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return model.User{}, fmt.Errorf(`no user with id "%s"`, id)
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}
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func (m *Memory) ReadUsers() ([]model.User, error) {
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return m.Users, nil
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}
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func (m *Memory) UpdateUser(id string, user model.User) error {
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for i, u := range m.Users {
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if u.Id == id {
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m.Users[i] = user
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return nil
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}
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}
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return fmt.Errorf(`no user with id "%s"`, id)
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}
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func (m *Memory) DeleteUser(id string) error {
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for i, u := range m.Users {
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if u.Id == id {
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m.Users = append(m.Users[:i], m.Users[i+1:]...)
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return nil
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}
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}
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return fmt.Errorf(`no user with id "%s"`, id)
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}
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