{{- define "relationship_to_one_eager_helper" -}} {{- $arg := printf "maybe%s" .LocalTable.NameGo -}} {{- $slice := printf "%sSlice" .LocalTable.NameGo -}} // Load{{.Function.Name}} allows an eager lookup of values, cached into the // loaded structs of the objects. func (r *{{.LocalTable.NameGo}}R) Load{{.Function.Name}}(e boil.Executor, singular bool, {{$arg}} interface{}) error { var slice []*{{.LocalTable.NameGo}} var object *{{.LocalTable.NameGo}} count := 1 if singular { object = {{$arg}}.(*{{.LocalTable.NameGo}}) } else { slice = *{{$arg}}.(*{{$slice}}) count = len(slice) } args := make([]interface{}, count) if singular { args[0] = object.{{.LocalTable.ColumnNameGo}} } else { for i, obj := range slice { args[i] = obj.{{.LocalTable.ColumnNameGo}} } } query := fmt.Sprintf( `select * from "{{.ForeignKey.ForeignTable}}" where "{{.ForeignKey.ForeignColumn}}" in (%s)`, strmangle.Placeholders(count, 1, 1), ) if boil.DebugMode { fmt.Fprintf(boil.DebugWriter, "%s\n%v\n", query, args) } results, err := e.Query(query, args...) if err != nil { return errors.Wrap(err, "failed to eager load {{.ForeignTable.NameGo}}") } defer results.Close() var resultSlice []*{{.ForeignTable.NameGo}} if err = boil.BindFast(results, &resultSlice, {{.ForeignKey.Table | singular | camelCase}}TitleCases); err != nil { return errors.Wrap(err, "failed to bind eager loaded slice {{.ForeignTable}}") } if singular && len(resultSlice) != 0 { if object.R == nil { object.R = &{{.LocalTable.NameGo}}R{} } object.R.{{.Function.Name}} = resultSlice[0] return nil } for _, foreign := range resultSlice { for _, local := range slice { if local.{{.Function.LocalAssignment}} == foreign.{{.Function.ForeignAssignment}} { if local.R == nil { local.R = &{{.LocalTable.NameGo}}R{} } local.R.{{.Function.Name}} = foreign break } } } return nil } {{end -}} {{- if .Table.IsJoinTable -}} {{- else -}} {{- $dot := . -}} {{- range .Table.FKeys -}} {{- $rel := textsFromForeignKey $dot.PkgName $dot.Tables $dot.Table . -}} {{- template "relationship_to_one_eager_helper" $rel -}} {{- end -}} {{- end -}}