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fix: many2many auto migrate (#5322)

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* fix: many2many auto migrate

* fix: uuid ossp
This commit is contained in:
Cr 2022-05-09 10:07:18 +08:00 committed by GitHub
parent 19b8d37ae8
commit 373bcf7aca
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 49 additions and 2 deletions
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6
schema/relationship.go
View File

@ -235,7 +235,8 @@ func (schema *Schema) buildMany2ManyRelation(relation *Relationship, field *Fiel
Name: joinFieldName,
PkgPath: ownField.StructField.PkgPath,
Type: ownField.StructField.Type,
Tag: removeSettingFromTag(ownField.StructField.Tag, "column", "autoincrement", "index", "unique", "uniqueindex"),
Tag: removeSettingFromTag(appendSettingFromTag(ownField.StructField.Tag, "primaryKey"),
"column", "autoincrement", "index", "unique", "uniqueindex"),
})
}
@ -258,7 +259,8 @@ func (schema *Schema) buildMany2ManyRelation(relation *Relationship, field *Fiel
Name: joinFieldName,
PkgPath: relField.StructField.PkgPath,
Type: relField.StructField.Type,
Tag: removeSettingFromTag(relField.StructField.Tag, "column", "autoincrement", "index", "unique", "uniqueindex"),
Tag: removeSettingFromTag(appendSettingFromTag(relField.StructField.Tag, "primaryKey"),
"column", "autoincrement", "index", "unique", "uniqueindex"),
})
}

9
schema/utils.go
View File

@ -2,6 +2,7 @@ package schema
import (
"context"
"fmt"
"reflect"
"regexp"
"strings"
@ -59,6 +60,14 @@ func removeSettingFromTag(tag reflect.StructTag, names ...string) reflect.Struct
return tag
}
func appendSettingFromTag(tag reflect.StructTag, value string) reflect.StructTag {
t := tag.Get("gorm")
if strings.Contains(t, value) {
return tag
}
return reflect.StructTag(fmt.Sprintf(`gorm:"%s;%s"`, value, t))
}
// GetRelationsValues get relations's values from a reflect value
func GetRelationsValues(ctx context.Context, reflectValue reflect.Value, rels []*Relationship) (reflectResults reflect.Value) {
for _, rel := range rels {

36
tests/migrate_test.go
View File

@ -657,3 +657,39 @@ func TestMigrateWithSpecialName(t *testing.T) {
AssertEqual(t, true, DB.Migrator().HasTable("coupon_product_1"))
AssertEqual(t, true, DB.Migrator().HasTable("coupon_product_2"))
}
// https://github.com/go-gorm/gorm/issues/5320
func TestPrimarykeyID(t *testing.T) {
if DB.Dialector.Name() != "postgres" {
return
}
type MissPKLanguage struct {
ID string `gorm:"type:uuid;default:uuid_generate_v4()"`
Name string
}
type MissPKUser struct {
ID string `gorm:"type:uuid;default:uuid_generate_v4()"`
MissPKLanguages []MissPKLanguage `gorm:"many2many:miss_pk_user_languages;"`
}
var err error
err = DB.Migrator().DropTable(&MissPKUser{}, &MissPKLanguage{})
if err != nil {
t.Fatalf("DropTable err:%v", err)
}
DB.Exec(`CREATE EXTENSION IF NOT EXISTS "uuid-ossp";`)
err = DB.AutoMigrate(&MissPKUser{}, &MissPKLanguage{})
if err != nil {
t.Fatalf("AutoMigrate err:%v", err)
}
// patch
err = DB.AutoMigrate(&MissPKUser{}, &MissPKLanguage{})
if err != nil {
t.Fatalf("AutoMigrate err:%v", err)
}
}