// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0

//go:generate go run sigs.k8s.io/kustomize/plugin/pluginator
package main

import (
	"sigs.k8s.io/kustomize/pkg/ifc"
	"sigs.k8s.io/kustomize/pkg/resmap"
	"sigs.k8s.io/kustomize/pkg/transformers"
	"sigs.k8s.io/kustomize/pkg/transformers/config"
	"sigs.k8s.io/yaml"
)

// Add the given prefix and suffix to the resource name.
type plugin struct {
	Prefix     string             `json:"prefix,omitempty" yaml:"prefix,omitempty"`
	Suffix     string             `json:"suffix,omitempty" yaml:"suffix,omitempty"`
	FieldSpecs []config.FieldSpec `json:"fieldSpecs,omitempty" yaml:"fieldSpecs,omitempty"`
}

var KustomizePlugin plugin

func (p *plugin) Config(
	ldr ifc.Loader, rf *resmap.Factory, c []byte) (err error) {
	p.Prefix = ""
	p.Suffix = ""
	p.FieldSpecs = nil
	return yaml.Unmarshal(c, p)
}

func (p *plugin) Transform(m resmap.ResMap) error {
	t, err := transformers.NewNamePrefixSuffixTransformer(
		p.Prefix,
		p.Suffix,
		p.FieldSpecs,
	)
	if err != nil {
		return err
	}
	return t.Transform(m)
}