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assets.go
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assets.go
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// Copyright 2021 ZUP IT SERVICOS EM TECNOLOGIA E INOVACAO SA
//
// 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 static
import (
"fmt"
"io/ioutil"
"os"
"path"
"github.com/go-chi/chi"
)
const relativePath = "web/static"
type Assets []*directory
func ListAssets() (Assets, error) {
files, dir, err := listFiles()
if err != nil {
return nil, err
}
assets := make(Assets, 0)
for _, f := range files {
if f.IsDir() {
assets = append(assets, newDirectory(dir, f))
}
}
return assets, nil
}
func (a Assets) Serve(r chi.Router) {
for _, f := range a {
f.serve(r)
}
}
func listFiles() (files []os.FileInfo, dir string, err error) {
dir, err = os.Getwd()
if err != nil {
return nil, dir, fmt.Errorf("failed to list files on static directory: %w", err)
}
dir = path.Join(dir, relativePath)
f, err := ioutil.ReadDir(dir)
if err != nil {
return nil, dir, fmt.Errorf("failed to list files on static directory: %w", err)
}
return f, dir, nil
}