// Copyright 2024 Matthew Rich <matthewrich.conf@gmail.com>. All rights reserved.


package resource

import (
	"encoding/json"
	"fmt"
	"github.com/stretchr/testify/assert"
	_ "log"
	_ "os"
	"path/filepath"
	"decl/internal/types"
	"testing"
)

/*
func TestYamlLoadDecl(t *testing.T) {

	file := filepath.Join(TempDir, "fooread.txt")

	resourceAttributes := make(map[string]any)
	decl := fmt.Sprintf(`
  path: "%s"
  owner: "nobody"
  group: "nobody"
  mode: "0600"
  content: |-
    test line 1
    test line 2
`, file)

	e := YamlLoadDecl(decl, &resourceAttributes)
	assert.Equal(t, nil, e)

	assert.Equal(t, "nobody", resourceAttributes["group"])
}
*/

func TestNewResourceDeclaration(t *testing.T) {
	resourceDeclaration := NewDeclaration()
	assert.NotEqual(t, nil, resourceDeclaration)
}

func TestNewResourceDeclarationType(t *testing.T) {
	file := filepath.Join(TempDir, "fooread.txt")

	decl := fmt.Sprintf(`
    type: file
    attributes:
      path: "%s"
      owner: "nobody"
      group: "nobody"
      mode: "0600"
      content: |-
        test line 1
        test line 2
`, file)

	resourceDeclaration := NewDeclaration()
	assert.NotNil(t, resourceDeclaration)

	e := resourceDeclaration.LoadDecl(decl)
	assert.Nil(t, e)
	assert.Equal(t, TypeName("file"), resourceDeclaration.Type)
	assert.NotNil(t, resourceDeclaration.Attributes)
}

func TestDeclarationNewResource(t *testing.T) {
	resourceDeclaration := NewDeclaration()
	assert.NotNil(t, resourceDeclaration)

	errNewUnknownResource := resourceDeclaration.NewResource()
	assert.ErrorIs(t, errNewUnknownResource, types.ErrUnknownType)

	resourceDeclaration.Type = "file"
	errNewFileResource := resourceDeclaration.NewResource()
	assert.Nil(t, errNewFileResource)

	assert.NotNil(t, resourceDeclaration.Attributes)
}

func TestDeclarationJson(t *testing.T) {
	fileDeclJson := `
{
  "type": "file",
  "attributes": {
    "path": "foo"
  }
}
`
	resourceDeclaration := NewDeclaration()
	e := json.Unmarshal([]byte(fileDeclJson), resourceDeclaration)
	assert.Nil(t, e)
	assert.Equal(t, TypeName("file"), resourceDeclaration.Type)
	assert.Equal(t, "foo", resourceDeclaration.Attributes.(*File).Path)

	userDeclJson := `
{
  "type": "user",
  "attributes": {
    "name": "testuser",
		"uid": "10012"
  }
}
`
	userResourceDeclaration := NewDeclaration()
	ue := json.Unmarshal([]byte(userDeclJson), userResourceDeclaration)
	assert.Nil(t, ue)
	assert.Equal(t, TypeName("user"), userResourceDeclaration.Type)
	assert.Equal(t, "testuser", userResourceDeclaration.Attributes.(*User).Name)
	assert.Equal(t, "10012", userResourceDeclaration.Attributes.(*User).UID)

}

func TestDeclarationTransition(t *testing.T) {
	fileName := filepath.Join(TempDir, "testdecl.txt")
	fileDeclJson := fmt.Sprintf(`
{
  "type": "file",
  "transition": "present",
  "attributes": {
    "path": "%s"
  }
}
`, fileName)

	resourceDeclaration := NewDeclaration()
	e := json.Unmarshal([]byte(fileDeclJson), resourceDeclaration)
	assert.Nil(t, e)
	assert.Equal(t, TypeName("file"), resourceDeclaration.Type)
	assert.Equal(t, fileName, resourceDeclaration.Attributes.(*File).Path)
	err := resourceDeclaration.Apply()
	assert.Nil(t, err)
	assert.FileExists(t, fileName)
}