Merge pull request #28 from jp-ryuji/use-ulid

replace uuid with ulid

Author: jp-ryuji

CLAUDE.md

@@ -13,7 +13,7 @@ This document provides essential context for AI models interacting with this pro
 * **Frameworks & Runtimes:** Standard Go runtime. No major web frameworks are currently in use.
 * **Databases:** The infrastructure layer is not yet implemented, but the directory structure (`internal/infrastructure/database`) suggests that a database, Postgres, will be used.
 * **Key Libraries/Dependencies:**
-  * `github.com/google/uuid`: For generating universally unique identifiers.
+  * `github.com/oklog/ulid/v2`: For generating universally unique lexicographically sortable identifiers.
 * **Package Manager(s):** Go Modules (`go mod`).
 
 ## 3. Architectural Patterns

go.mod

@@ -11,9 +11,9 @@ require (
 	entgo.io/ent v0.14.5
 	github.com/aarondl/null/v9 v9.0.1
 	github.com/go-playground/validator/v10 v10.27.0
-	github.com/google/uuid v1.6.0
 	github.com/jackc/pgx/v5 v5.7.5
 	github.com/lucsky/cuid v1.2.1
+	github.com/oklog/ulid/v2 v2.1.0
 	github.com/ory/dockertest/v3 v3.12.0
 	github.com/stretchr/testify v1.10.0
 	go.uber.org/mock v0.6.0
@@ -44,6 +44,7 @@ require (
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/google/go-cmp v0.7.0 // indirect
 	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
+	github.com/google/uuid v1.3.0 // indirect
 	github.com/hashicorp/hcl/v2 v2.18.1 // indirect
 	github.com/jackc/pgpassfile v1.0.0 // indirect
 	github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 // indirect

go.sum

@@ -65,8 +65,8 @@ github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
 github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 h1:El6M4kTTCOh6aBiKaUGG7oYTSPP8MxqL4YI3kZKwcP4=
 github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510/go.mod h1:pupxD2MaaD3pAXIBCelhxNneeOaAeabZDe5s4K6zSpQ=
-github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
-github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
+github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/hashicorp/hcl/v2 v2.18.1 h1:6nxnOJFku1EuSawSD81fuviYUV8DxFr3fp2dUi3ZYSo=
 github.com/hashicorp/hcl/v2 v2.18.1/go.mod h1:ThLC89FV4p9MPW804KVbe/cEXoQ8NZEh+JtMeeGErHE=
 github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
@@ -101,6 +101,8 @@ github.com/moby/sys/user v0.3.0 h1:9ni5DlcW5an3SvRSx4MouotOygvzaXbaSrc/wGDFWPo=
 github.com/moby/sys/user v0.3.0/go.mod h1:bG+tYYYJgaMtRKgEmuueC0hJEAZWwtIbZTB+85uoHjs=
 github.com/moby/term v0.5.0 h1:xt8Q1nalod/v7BqbG21f8mQPqH+xAaC9C3N3wfWbVP0=
 github.com/moby/term v0.5.0/go.mod h1:8FzsFHVUBGZdbDsJw/ot+X+d5HLUbvklYLJ9uGfcI3Y=
+github.com/oklog/ulid/v2 v2.1.0 h1:+9lhoxAP56we25tyYETBBY1YLA2SaoLvUFgrP2miPJU=
+github.com/oklog/ulid/v2 v2.1.0/go.mod h1:rcEKHmBBKfef9DhnvX7y1HZBYxjXb0cP5ExxNsTT1QQ=
 github.com/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8Oi/yOhh5U=
 github.com/opencontainers/go-digest v1.0.0/go.mod h1:0JzlMkj0TRzQZfJkVvzbP0HBR3IKzErnv2BNG4W4MAM=
 github.com/opencontainers/image-spec v1.1.0 h1:8SG7/vwALn54lVB/0yZ/MMwhFrPYtpEHQb2IpWsCzug=
@@ -109,6 +111,7 @@ github.com/opencontainers/runc v1.2.3 h1:fxE7amCzfZflJO2lHXf4y/y8M1BoAqp+FVmG19o
 github.com/opencontainers/runc v1.2.3/go.mod h1:nSxcWUydXrsBZVYNSkTjoQ/N6rcyTtn+1SD5D4+kRIM=
 github.com/ory/dockertest/v3 v3.12.0 h1:3oV9d0sDzlSQfHtIaB5k6ghUCVMVLpAY8hwrqoCyRCw=
 github.com/ory/dockertest/v3 v3.12.0/go.mod h1:aKNDTva3cp8dwOWwb9cWuX84aH5akkxXRvO7KCwWVjE=
+github.com/pborman/getopt v0.0.0-20170112200414-7148bc3a4c30/go.mod h1:85jBQOZwpVEaDAr341tbn15RS4fCAsIst0qp7i8ex1o=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=

internal/domain/model/car.go

@@ -3,7 +3,7 @@ package model
 import (
 	"time"
 
-	"github.com/google/uuid"
+	"github.com/oklog/ulid/v2"
 )
 
 // Cars is a slice of Car
@@ -30,7 +30,7 @@ type CarRefs struct {
 // NewCar creates a new Car
 func NewCar(tenantID, model string, createdAt time.Time) *Car {
 	return &Car{
-		ID:        uuid.New().String(),
+		ID:        ulid.Make().String(),
 		TenantID:  tenantID,
 		Model:     model,
 		CreatedAt: createdAt,

internal/domain/model/company.go

@@ -3,7 +3,7 @@ package model
 import (
 	"time"
 
-	"github.com/google/uuid"
+	"github.com/oklog/ulid/v2"
 )
 
 // Companies is a slice of Company
@@ -29,7 +29,7 @@ type CompanyRefs struct{}
 // NewCompany creates a new Company
 func NewCompany(renterID, tenantID, name string, companySize CompanySize, createdAt time.Time) *Company {
 	return &Company{
-		ID:          uuid.New().String(),
+		ID:          ulid.Make().String(),
 		RenterID:    renterID,
 		TenantID:    tenantID,
 		Name:        name,

internal/domain/model/individual.go

@@ -4,7 +4,7 @@ import (
 	"time"
 
 	"github.com/aarondl/null/v9"
-	"github.com/google/uuid"
+	"github.com/oklog/ulid/v2"
 
 	"github.com/jp-ryuji/go-sample/internal/domain/model/value"
 )
@@ -33,7 +33,7 @@ type IndividualRefs struct{}
 // NewIndividual creates a new Individual
 func NewIndividual(renterID, tenantID string, email value.Email, firstName, lastName null.String, createdAt time.Time) *Individual {
 	return &Individual{
-		ID:        uuid.New().String(),
+		ID:        ulid.Make().String(),
 		RenterID:  renterID,
 		TenantID:  tenantID,
 		Email:     email,

internal/domain/model/option.go

@@ -3,7 +3,7 @@ package model
 import (
 	"time"
 
-	"github.com/google/uuid"
+	"github.com/oklog/ulid/v2"
 )
 
 // Options is a slice of Option
@@ -30,7 +30,7 @@ type OptionRefs struct {
 func NewOption(tenantID, name string) *Option {
 	now := time.Now()
 	return &Option{
-		ID:        uuid.New().String(),
+		ID:        ulid.Make().String(),
 		TenantID:  tenantID,
 		Name:      name,
 		CreatedAt: now,

internal/domain/model/rental.go

@@ -3,7 +3,7 @@ package model
 import (
 	"time"
 
-	"github.com/google/uuid"
+	"github.com/oklog/ulid/v2"
 )
 
 // Rentals is a slice of Rental
@@ -36,7 +36,7 @@ type RentalRefs struct {
 func NewRental(tenantID, carID, renterID string, startsAt, endsAt time.Time) *Rental {
 	now := time.Now()
 	return &Rental{
-		ID:        uuid.New().String(),
+		ID:        ulid.Make().String(),
 		TenantID:  tenantID,
 		CarID:     carID,
 		RenterID:  renterID,

internal/domain/model/rental_option.go

@@ -3,7 +3,7 @@ package model
 import (
 	"time"
 
-	"github.com/google/uuid"
+	"github.com/oklog/ulid/v2"
 )
 
 // RentalOptions is a slice of RentalOption
@@ -33,7 +33,7 @@ type RentalOptionRefs struct {
 func NewRentalOption(tenantID, rentalID, optionID string, count int) *RentalOption {
 	now := time.Now()
 	return &RentalOption{
-		ID:        uuid.New().String(),
+		ID:        ulid.Make().String(),
 		TenantID:  tenantID,
 		RentalID:  rentalID,
 		OptionID:  optionID,

internal/domain/model/renter.go

@@ -3,7 +3,7 @@ package model
 import (
 	"time"
 
-	"github.com/google/uuid"
+	"github.com/oklog/ulid/v2"
 )
 
 // Renters is a slice of Renter
@@ -37,7 +37,7 @@ type RenterRefs struct {
 // NewRenter creates a new Renter
 func NewRenter(tenantID string, renterType RenterType, createdAt time.Time) *Renter {
 	return &Renter{
-		ID:        uuid.New().String(),
+		ID:        ulid.Make().String(),
 		TenantID:  tenantID,
 		Type:      renterType,
 		CreatedAt: createdAt,