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fieldset.go
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fieldset.go
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//go:build !exclude_pages_formats && !exclude_pages_format_njn
// Copyright (c) 2022 The Go-Enjin Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package fieldset
import (
"fmt"
"github.com/go-enjin/be/pkg/feature"
"github.com/go-enjin/be/pkg/maps"
)
const (
Tag feature.Tag = "njn-fields-fieldset"
)
var (
_ Field = (*CField)(nil)
_ MakeField = (*CField)(nil)
)
type Field interface {
feature.EnjinField
}
type MakeField interface {
Make() Field
}
type CField struct {
feature.CEnjinField
}
func New() (field MakeField) {
f := new(CField)
f.Init(f)
f.PackageTag = Tag
f.FeatureTag = Tag
return f
}
func (f *CField) Init(this interface{}) {
f.CEnjinField.Init(this)
}
func (f *CField) Make() Field {
return f
}
func (f *CField) NjnClass() (tagClass feature.NjnClass) {
tagClass = feature.InlineNjnClass
return
}
func (f *CField) NjnFieldNames() (name []string) {
name = append(name, "fieldset")
return
}
func (f *CField) PrepareNjnData(re feature.EnjinRenderer, tagName string, field map[string]interface{}) (data map[string]interface{}, err error) {
if tagName != "fieldset" {
err = fmt.Errorf(`%v feature does not support tags named: "%v"`, Tag, tagName)
return
}
data = make(map[string]interface{})
data["Type"] = "fieldset"
if list, ok := field["legend"].([]interface{}); ok {
if data["Legend"], err = re.PrepareInlineFields(list); err != nil {
err = fmt.Errorf("error rendering fieldset legend: %v", err)
return
}
}
if list, ok := field["fields"].([]interface{}); ok {
if data["Fields"], err = re.PrepareContainerFields(list); err != nil {
err = fmt.Errorf("error rendering fieldset fields: %v", err)
return
}
}
err = maps.FinalizeNjnFieldData(data, field, "type", "legend", "fields")
return
}