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https://github.com/dreamph/dbre
Easy Database Repository
https://github.com/dreamph/dbre
bun database golang gorm query repository
Last synced: 3 months ago
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Easy Database Repository
- Host: GitHub
- URL: https://github.com/dreamph/dbre
- Owner: dreamph
- License: mit
- Created: 2024-02-19T09:03:26.000Z (10 months ago)
- Default Branch: main
- Last Pushed: 2024-07-27T04:39:14.000Z (5 months ago)
- Last Synced: 2024-09-30T10:05:08.500Z (3 months ago)
- Topics: bun, database, golang, gorm, query, repository
- Language: Go
- Homepage:
- Size: 43 KB
- Stars: 2
- Watchers: 1
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
- License: LICENSE
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README
## Basic Usage
Full Example [example](example)
Full Example with Clean Architecture
[example](https://github.com/dreamph/go-clean-architecture-template/blob/main/internal/modules/company/usecase/company_example_db_transaction_usecase.go)
# Domain gen by https://github.com/smallnest/gen
```go
package domain
import (
"time"
"github.com/guregu/null"
"github.com/uptrace/bun"
)
var (
_ = time.Second
_ = null.Bool{}
)
// Country struct is a row record of the country table in the sodaudev database
type Country struct {
bun.BaseModel `bun:"table:country,alias:c" json:"-" swaggerignore:"true"`
//[ 0] id VARCHAR(45) null: false primary: true isArray: false auto: false col: VARCHAR len: 45 default: []
ID string `bun:"id,pk" gorm:"primary_key;column:id;type:VARCHAR;size:45;" json:"id"`
//[ 1] mobile_country_code VARCHAR(20) null: false primary: false isArray: false auto: false col: VARCHAR len: 20 default: []
MobileCountryCode string `gorm:"column:mobile_country_code;type:VARCHAR;size:20;" json:"mobileCountryCode"`
//[ 2] code VARCHAR(20) null: false primary: false isArray: false auto: false col: VARCHAR len: 20 default: []
Code string `gorm:"column:code;type:VARCHAR;size:20;" json:"code"`
//[ 3] name_th VARCHAR(100) null: false primary: false isArray: false auto: false col: VARCHAR len: 100 default: []
NameTh string `gorm:"column:name_th;type:VARCHAR;size:100;" json:"nameTh"`
//[ 4] name_en VARCHAR(100) null: false primary: false isArray: false auto: false col: VARCHAR len: 100 default: []
NameEn string `gorm:"column:name_en;type:VARCHAR;size:100;" json:"nameEn"`
//[ 5] iso2_code VARCHAR(5) null: true primary: false isArray: false auto: false col: VARCHAR len: 5 default: []
Iso2Code null.String `gorm:"column:iso2_code;type:VARCHAR;size:5;" json:"iso2"`
//[ 6] iso3_code VARCHAR(5) null: true primary: false isArray: false auto: false col: VARCHAR len: 5 default: []
Iso3Code null.String `gorm:"column:iso3_code;type:VARCHAR;size:5;" json:"iso3"`
//[ 7] iso_numeric3_code VARCHAR(5) null: true primary: false isArray: false auto: false col: VARCHAR len: 5 default: []
IsoNumeric3Code null.String ` gorm:"column:iso_numeric3_code;type:VARCHAR;size:5;" json:"isoNumeric3"`
//[ 8] nationality_code VARCHAR(5) null: true primary: false isArray: false auto: false col: VARCHAR len: 5 default: []
NationalityCode null.String `gorm:"column:nationality_code;type:VARCHAR;size:5;" json:"nationalityCode"`
//[ 9] nationality_name_en VARCHAR(100) null: true primary: false isArray: false auto: false col: VARCHAR len: 100 default: []
NationalityNameEn null.String `gorm:"column:nationality_name_en;type:VARCHAR;size:100;" json:"nationalityNameEn"`
//[10] nationality_name_short_en VARCHAR(100) null: true primary: false isArray: false auto: false col: VARCHAR len: 100 default: []
NationalityNameShortEn null.String `gorm:"column:nationality_name_short_en;type:VARCHAR;size:100;" json:"nationalityNameShortEn"`
//[11] name_short_en VARCHAR(100) null: true primary: false isArray: false auto: false col: VARCHAR len: 100 default: []
NameShortEn null.String `gorm:"column:name_short_en;type:VARCHAR;size:100;" json:"nameShortEn"`
//[12] reporting_currency VARCHAR(20) null: true primary: false isArray: false auto: false col: VARCHAR len: 20 default: []
ReportingCurrency null.String `gorm:"column:reporting_currency;type:VARCHAR;size:20;" json:"reportingCurrency"`
//[13] currency_symbol VARCHAR(45) null: true primary: false isArray: false auto: false col: VARCHAR len: 45 default: []
CurrencySymbol null.String `gorm:"column:currency_symbol;type:VARCHAR;size:45;" json:"currencySymbol"`
//[14] status INT4 null: false primary: false isArray: false auto: false col: INT4 len: -1 default: []
Status int32 `gorm:"column:status;type:INT4;" json:"status"`
//[15] seq INT4 null: true primary: false isArray: false auto: false col: INT4 len: -1 default: []
Seq null.Int `gorm:"column:seq;type:INT4;" json:"seq"`
}
// TableName sets the insert table name for this struct type
func (c *Country) TableName() string {
return "country"
}
```
# Repo models
```go
package repomodels
type CountryListCriteria struct {
Status int32 `json:"status" example:"20"`
Limit *models.PageLimit `json:"limit"`
Sort *models.Sort `json:"sort"`
}
```
# Repository
```go
package repository
import (
"backend/domain"
"backend/domain/repomodels"
"context"
)
type CountryRepository interface {
WithTx(db *query.AppIDB) CountryRepository
Create(ctx context.Context, obj *domain.Country) (*domain.Country, error)
Update(ctx context.Context, obj *domain.Country) (*domain.Country, error)
UpdateForce(ctx context.Context, obj *domain.Country) (*domain.Country, error)
Delete(ctx context.Context, id string) error
FindByID(ctx context.Context, id string) (*domain.Country, error)
FindOne(ctx context.Context, obj *domain.Country) (*domain.Country, error)
List(ctx context.Context, obj *repomodels.CountryListCriteria) (*[]domain.Country, int64, error)
}
type countryRepository struct {
query query.DB[domain.Country]
}
func NewCountryRepository(db *query.AppIDB) CountryRepository {
return &countryRepository{
query: bun.New[domain.Country](db),
}
}
func (r *countryRepository) WithTx(tx *query.AppIDB) CountryRepository {
return NewCountryRepository(tx)
}
func (r *countryRepository) Create(ctx context.Context, obj *domain.Country) (*domain.Country, error) {
return r.query.Create(ctx, obj)
}
func (r *countryRepository) Update(ctx context.Context, obj *domain.Country) (*domain.Country, error) {
return r.query.Update(ctx, obj)
}
func (r *countryRepository) UpdateForce(ctx context.Context, obj *domain.Country) (*domain.Country, error) {
return r.query.UpdateForce(ctx, obj)
}
func (r *countryRepository) Delete(ctx context.Context, id string) error {
return r.query.Delete(ctx, &domain.Country{ID: id})
}
func (r *countryRepository) FindByID(ctx context.Context, id string) (*domain.Country, error) {
return r.query.FindByPK(ctx, &domain.Country{ID: id})
}
func (r *countryRepository) FindOne(ctx context.Context, obj *domain.Country) (*domain.Country, error) {
return r.query.FindOne(ctx, obj)
}
func (r *countryRepository) List(ctx context.Context, obj *repomodels.CountryListCriteria) (*[]domain.Country, int64, error) {
result := &[]domain.Country{}
whereBuilder := query.NewWhereBuilder()
if obj.Status != 0 {
whereBuilder.Where("status = ?", obj.Status)
}
whereCauses := whereBuilder.WhereCauses()
total, err := r.query.CountWhere(ctx, whereCauses)
if err != nil {
return nil, 0, err
}
if total > 0 {
sortSQL, err := database.SortSQL(&database.SortParam{
SortFieldMapping: map[string]string{
"id": "id",
"nameEn": "name_en",
"nameTh": "name_th",
"code": "code",
},
Sort: obj.Sort,
DefaultSort: &models.Sort{
SortBy: "nameEn",
SortDirection: "DESC",
},
})
if err != nil {
return nil, 0, err
}
result, err = r.query.ListWhere(ctx, whereCauses, utils.ToQueryLimit(obj.Limit), []string{sortSQL})
if err != nil {
return nil, 0, err
}
}
return result, total, nil
}
```
# Main
```go
package main
import (
"context"
"log"
"github.com/dreamph/dbre/example/domain"
"github.com/dreamph/dbre/example/repository"
"github.com/dreamph/dbre/query"
"github.com/dreamph/dbre/query/bun"
)
func main() {
bunDB, err := Connect(&Options{
Host: "127.0.0.1",
Port: "5432",
DBName: "DB1",
User: "user1",
Password: "password",
ConnectTimeout: 2000,
})
if err != nil {
log.Fatalf(err.Error())
}
defer bunDB.Close()
appDB := &query.AppIDB{BunDB: bunDB}
dbTx := bun.NewDBTx(bunDB)
ctx := context.Background()
countryRepository := repository.NewCountryRepository(appDB)
//Simple Usage
_, err = countryRepository.Create(ctx, &domain.Country{
ID: "1",
NameEn: "",
})
if err != nil {
log.Fatalf(err.Error())
}
// With Transaction
err = dbTx.WithTx(ctx, func(ctx context.Context, appDB *query.AppIDB) error {
_, err = countryRepository.WithTx(appDB).Create(ctx, &domain.Country{
ID: "1",
NameEn: "",
})
if err != nil {
return err
}
_, err = countryRepository.WithTx(appDB).Create(ctx, &domain.Country{
ID: "2",
NameEn: "",
})
if err != nil {
return err
}
return nil
})
if err != nil {
log.Fatalf(err.Error())
}
}
```