80 lines
1.9 KiB
Go
80 lines
1.9 KiB
Go
package form
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// @license GNU AGPL version 3 or any later version
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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import (
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"fmt"
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"reflect"
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)
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// Generates a sub form
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func NewFieldCollection(name string) *Field {
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f := NewField(name, "collection").
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WithOptions(
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NewOption("allow_add", true),
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NewOption("allow_delete", true),
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NewOption("form", nil),
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).
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WithCollection()
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f.WithBeforeMount(func(data any) (any, error) {
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if opt := f.GetOption("form"); opt != nil {
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if src, ok := opt.Value.(*Form); ok {
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src.Name = f.GetName()
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t := reflect.TypeOf(data)
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switch t.Kind() {
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case reflect.Slice:
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slice := reflect.ValueOf(data)
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for i := 0; i < slice.Len(); i++ {
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name := fmt.Sprintf("%d", i)
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value := slice.Index(i).Interface()
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if f.HasChild(name) {
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f.GetChild(name).Mount(value)
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} else {
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form := src.Copy()
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form.Mount(value)
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field := f.Copy()
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field.Widget = "sub_form"
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field.Name = name
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field.Add(form.Fields...)
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field.
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RemoveOption("form").
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RemoveOption("label")
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for _, c := range field.Children {
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c.NamePrefix = fmt.Sprintf("[%d]", i)
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}
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f.Add(field)
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}
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}
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}
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}
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}
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return data, nil
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})
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return f
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}
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func NewCollection(name string) *Field {
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return NewFieldCollection(name)
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}
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