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Fix Where with empty struct, close #3966

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This commit is contained in:
Jinzhu 2021-01-19 16:37:49 +08:00
parent 6095dbf939
commit 9790103e68
1 changed files with 21 additions and 9 deletions
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30
finisher_api.go
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@ -116,7 +116,9 @@ func (db *DB) First(dest interface{}, conds ...interface{}) (tx *DB) {
Column: clause.Column{Table: clause.CurrentTable, Name: clause.PrimaryKey},
})
if len(conds) > 0 {
tx.Statement.AddClause(clause.Where{Exprs: tx.Statement.BuildCondition(conds[0], conds[1:]...)})
if exprs := tx.Statement.BuildCondition(conds[0], conds[1:]...); len(exprs) > 0 {
tx.Statement.AddClause(clause.Where{Exprs: exprs})
}
}
tx.Statement.RaiseErrorOnNotFound = true
tx.Statement.Dest = dest
@ -128,7 +130,9 @@ func (db *DB) First(dest interface{}, conds ...interface{}) (tx *DB) {
func (db *DB) Take(dest interface{}, conds ...interface{}) (tx *DB) {
tx = db.Limit(1)
if len(conds) > 0 {
tx.Statement.AddClause(clause.Where{Exprs: tx.Statement.BuildCondition(conds[0], conds[1:]...)})
if exprs := tx.Statement.BuildCondition(conds[0], conds[1:]...); len(exprs) > 0 {
tx.Statement.AddClause(clause.Where{Exprs: exprs})
}
}
tx.Statement.RaiseErrorOnNotFound = true
tx.Statement.Dest = dest
@ -143,7 +147,9 @@ func (db *DB) Last(dest interface{}, conds ...interface{}) (tx *DB) {
Desc: true,
})
if len(conds) > 0 {
tx.Statement.AddClause(clause.Where{Exprs: tx.Statement.BuildCondition(conds[0], conds[1:]...)})
if exprs := tx.Statement.BuildCondition(conds[0], conds[1:]...); len(exprs) > 0 {
tx.Statement.AddClause(clause.Where{Exprs: exprs})
}
}
tx.Statement.RaiseErrorOnNotFound = true
tx.Statement.Dest = dest
@ -155,7 +161,9 @@ func (db *DB) Last(dest interface{}, conds ...interface{}) (tx *DB) {
func (db *DB) Find(dest interface{}, conds ...interface{}) (tx *DB) {
tx = db.getInstance()
if len(conds) > 0 {
tx.Statement.AddClause(clause.Where{Exprs: tx.Statement.BuildCondition(conds[0], conds[1:]...)})
if exprs := tx.Statement.BuildCondition(conds[0], conds[1:]...); len(exprs) > 0 {
tx.Statement.AddClause(clause.Where{Exprs: exprs})
}
}
tx.Statement.Dest = dest
tx.callbacks.Query().Execute(tx)
@ -221,8 +229,9 @@ func (tx *DB) assignInterfacesToValue(values ...interface{}) {
}
}
case clause.Expression, map[string]string, map[interface{}]interface{}, map[string]interface{}:
exprs := tx.Statement.BuildCondition(value)
tx.assignInterfacesToValue(exprs)
if exprs := tx.Statement.BuildCondition(value); len(exprs) > 0 {
tx.assignInterfacesToValue(exprs)
}
default:
if s, err := schema.Parse(value, tx.cacheStore, tx.NamingStrategy); err == nil {
reflectValue := reflect.Indirect(reflect.ValueOf(value))
@ -239,8 +248,9 @@ func (tx *DB) assignInterfacesToValue(values ...interface{}) {
}
}
} else if len(values) > 0 {
exprs := tx.Statement.BuildCondition(values[0], values[1:]...)
tx.assignInterfacesToValue(exprs)
if exprs := tx.Statement.BuildCondition(values[0], values[1:]...); len(exprs) > 0 {
tx.assignInterfacesToValue(exprs)
}
return
}
}
@ -352,7 +362,9 @@ func (db *DB) UpdateColumns(values interface{}) (tx *DB) {
func (db *DB) Delete(value interface{}, conds ...interface{}) (tx *DB) {
tx = db.getInstance()
if len(conds) > 0 {
tx.Statement.AddClause(clause.Where{Exprs: tx.Statement.BuildCondition(conds[0], conds[1:]...)})
if exprs := tx.Statement.BuildCondition(conds[0], conds[1:]...); len(exprs) > 0 {
tx.Statement.AddClause(clause.Where{Exprs: exprs})
}
}
tx.Statement.Dest = value
tx.callbacks.Delete().Execute(tx)