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model.go
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model.go
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package userapp
import (
"encoding/json"
"fmt"
"net/mail"
"time"
"github.com/ardanlabs/service/app/sdk/errs"
"github.com/ardanlabs/service/business/domain/userbus"
"github.com/ardanlabs/service/foundation/validate"
)
// QueryParams represents the set of possible query strings.
type QueryParams struct {
Page string
Rows string
OrderBy string
ID string
Name string
Email string
StartCreatedDate string
EndCreatedDate string
}
// =============================================================================
// User represents information about an individual user.
type User struct {
ID string `json:"id"`
Name string `json:"name"`
Email string `json:"email"`
Roles []string `json:"roles"`
PasswordHash []byte `json:"-"`
Department string `json:"department"`
Enabled bool `json:"enabled"`
DateCreated string `json:"dateCreated"`
DateUpdated string `json:"dateUpdated"`
}
// Encode implments the encoder interface.
func (app User) Encode() ([]byte, string, error) {
data, err := json.Marshal(app)
return data, "application/json", err
}
func toAppUser(bus userbus.User) User {
roles := make([]string, len(bus.Roles))
for i, role := range bus.Roles {
roles[i] = role.String()
}
return User{
ID: bus.ID.String(),
Name: bus.Name.String(),
Email: bus.Email.Address,
Roles: roles,
PasswordHash: bus.PasswordHash,
Department: bus.Department,
Enabled: bus.Enabled,
DateCreated: bus.DateCreated.Format(time.RFC3339),
DateUpdated: bus.DateUpdated.Format(time.RFC3339),
}
}
func toAppUsers(users []userbus.User) []User {
app := make([]User, len(users))
for i, usr := range users {
app[i] = toAppUser(usr)
}
return app
}
// =============================================================================
// NewUser defines the data needed to add a new user.
type NewUser struct {
Name string `json:"name" validate:"required"`
Email string `json:"email" validate:"required,email"`
Roles []string `json:"roles" validate:"required"`
Department string `json:"department"`
Password string `json:"password" validate:"required"`
PasswordConfirm string `json:"passwordConfirm" validate:"eqfield=Password"`
}
// Decode implments the decoder interface.
func (app *NewUser) Decode(data []byte) error {
return json.Unmarshal(data, &app)
}
// Validate checks the data in the model is considered clean.
func (app NewUser) Validate() error {
if err := validate.Check(app); err != nil {
return errs.Newf(errs.FailedPrecondition, "validate: %s", err)
}
return nil
}
func toBusNewUser(app NewUser) (userbus.NewUser, error) {
roles := make([]userbus.Role, len(app.Roles))
for i, roleStr := range app.Roles {
role, err := userbus.Roles.Parse(roleStr)
if err != nil {
return userbus.NewUser{}, fmt.Errorf("parse: %w", err)
}
roles[i] = role
}
addr, err := mail.ParseAddress(app.Email)
if err != nil {
return userbus.NewUser{}, fmt.Errorf("parse: %w", err)
}
name, err := userbus.Names.Parse(app.Name)
if err != nil {
return userbus.NewUser{}, fmt.Errorf("parse: %w", err)
}
bus := userbus.NewUser{
Name: name,
Email: *addr,
Roles: roles,
Department: app.Department,
Password: app.Password,
}
return bus, nil
}
// =============================================================================
// UpdateUserRole defines the data needed to update a user role.
type UpdateUserRole struct {
Roles []string `json:"roles" validate:"required"`
}
// Decode implments the decoder interface.
func (app *UpdateUserRole) Decode(data []byte) error {
return json.Unmarshal(data, &app)
}
// Validate checks the data in the model is considered clean.
func (app UpdateUserRole) Validate() error {
if err := validate.Check(app); err != nil {
return errs.Newf(errs.FailedPrecondition, "validate: %s", err)
}
return nil
}
func toBusUpdateUserRole(app UpdateUserRole) (userbus.UpdateUser, error) {
var roles []userbus.Role
if app.Roles != nil {
roles = make([]userbus.Role, len(app.Roles))
for i, roleStr := range app.Roles {
role, err := userbus.Roles.Parse(roleStr)
if err != nil {
return userbus.UpdateUser{}, fmt.Errorf("parse: %w", err)
}
roles[i] = role
}
}
bus := userbus.UpdateUser{
Roles: roles,
}
return bus, nil
}
// =============================================================================
// UpdateUser defines the data needed to update a user.
type UpdateUser struct {
Name *string `json:"name"`
Email *string `json:"email" validate:"omitempty,email"`
Department *string `json:"department"`
Password *string `json:"password"`
PasswordConfirm *string `json:"passwordConfirm" validate:"omitempty,eqfield=Password"`
Enabled *bool `json:"enabled"`
}
// Decode implments the decoder interface.
func (app *UpdateUser) Decode(data []byte) error {
return json.Unmarshal(data, &app)
}
// Validate checks the data in the model is considered clean.
func (app UpdateUser) Validate() error {
if err := validate.Check(app); err != nil {
return errs.Newf(errs.FailedPrecondition, "validate: %s", err)
}
return nil
}
func toBusUpdateUser(app UpdateUser) (userbus.UpdateUser, error) {
var addr *mail.Address
if app.Email != nil {
var err error
addr, err = mail.ParseAddress(*app.Email)
if err != nil {
return userbus.UpdateUser{}, fmt.Errorf("parse: %w", err)
}
}
var name *userbus.Name
if app.Name != nil {
nm, err := userbus.Names.Parse(*app.Name)
if err != nil {
return userbus.UpdateUser{}, fmt.Errorf("parse: %w", err)
}
name = &nm
}
bus := userbus.UpdateUser{
Name: name,
Email: addr,
Department: app.Department,
Password: app.Password,
Enabled: app.Enabled,
}
return bus, nil
}