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master
clause/set.go
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Jinzhu
Fix FullSaveAssociations, close #4874
29 ноя 2021, 06:02
29 ноя 2021, 06:02
e1b4c06
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package clause import "sort" type Set []Assignment type Assignment struct { Column Column Value interface{} } func (set Set) Name() string { return "SET" } func (set Set) Build(builder Builder) { if len(set) > 0 { for idx, assignment := range set { if idx > 0 { builder.WriteByte(',') } builder.WriteQuoted(assignment.Column) builder.WriteByte('=') builder.AddVar(builder, assignment.Value) } } else { builder.WriteQuoted(Column{Name: PrimaryKey}) builder.WriteByte('=') builder.WriteQuoted(Column{Name: PrimaryKey}) } } // MergeClause merge assignments clauses func (set Set) MergeClause(clause *Clause) { copiedAssignments := make([]Assignment, len(set)) copy(copiedAssignments, set) clause.Expression = Set(copiedAssignments) } func Assignments(values map[string]interface{}) Set { keys := make([]string, 0, len(values)) for key := range values { keys = append(keys, key) } sort.Strings(keys) assignments := make([]Assignment, len(keys)) for idx, key := range keys { assignments[idx] = Assignment{Column: Column{Name: key}, Value: values[key]} } return assignments } func AssignmentColumns(values []string) Set { assignments := make([]Assignment, len(values)) for idx, value := range values { assignments[idx] = Assignment{Column: Column{Name: value}, Value: Column{Table: "excluded", Name: value}} } return assignments }