tablet/gorm
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Refactor for readability

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This commit is contained in:
Adrien Carreira 2021-07-18 12:04:18 +02:00 committed by Jinzhu
parent 52cc438d07
commit c301aeb524
1 changed files with 13 additions and 12 deletions
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25
callbacks/query.go
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@ -125,7 +125,19 @@ func BuildQuerySQL(db *gorm.DB) {
}) })
} }
if join.On == nil { if join.On != nil {
primaryFields := make([]clause.Column, len(relation.FieldSchema.PrimaryFieldDBNames))
for idx, ref := range relation.FieldSchema.PrimaryFieldDBNames {
primaryFields[idx] = clause.Column{Table: tableAliasName, Name: ref}
}
exprs := db.Statement.BuildCondition("(?) = (?)", primaryFields, join.On)
joins = append(joins, clause.Join{
Type: clause.LeftJoin,
Table: clause.Table{Name: relation.FieldSchema.Table, Alias: tableAliasName},
ON: clause.Where{Exprs: exprs},
})
} else {
exprs := make([]clause.Expression, len(relation.References)) exprs := make([]clause.Expression, len(relation.References))
for idx, ref := range relation.References { for idx, ref := range relation.References {
if ref.OwnPrimaryKey { if ref.OwnPrimaryKey {
@ -147,18 +159,7 @@ func BuildQuerySQL(db *gorm.DB) {
} }
} }
} }
joins = append(joins, clause.Join{
Type: clause.LeftJoin,
Table: clause.Table{Name: relation.FieldSchema.Table, Alias: tableAliasName},
ON: clause.Where{Exprs: exprs},
})
} else {
primaryFields := make([]clause.Column, len(relation.FieldSchema.PrimaryFieldDBNames))
for idx, ref := range relation.FieldSchema.PrimaryFieldDBNames {
primaryFields[idx] = clause.Column{Table: tableAliasName, Name: ref}
}
exprs := db.Statement.BuildCondition("(?) = (?)", primaryFields, join.On)
joins = append(joins, clause.Join{ joins = append(joins, clause.Join{
Type: clause.LeftJoin, Type: clause.LeftJoin,
Table: clause.Table{Name: relation.FieldSchema.Table, Alias: tableAliasName}, Table: clause.Table{Name: relation.FieldSchema.Table, Alias: tableAliasName},