sascha-andres/go-template

// Copyright © 2018 Sascha Andres <sascha.andres@outlook.com>
//
// 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 engine

import (
    "io/ioutil"
    "log"
    "os"
    "path"
)

// ListRepositories lists all repositories downloaded
func (e *Engine) ListRepositories() ([]*Repository, error) {
    logger := e.logger.WithField("method", "ListRepositories")
    result := make([]*Repository, 0)
    entries, err := ioutil.ReadDir(e.storageDirectory)
    if err != nil {
        log.Fatal(err)
    }
    for _, entry := range entries {
        if entry.IsDir() {
            fullPath := path.Join(e.storageDirectory, entry.Name())
            logger.Infof("looking in [%s]", fullPath)
            if _, err := os.Stat(path.Join(fullPath, ".go-template.yml")); err == nil {
                logger.Debug("found .go-template.yml")
                err := e.readTemplateFile(path.Join(fullPath, ".go-template.yml"))
                if err != nil {
                    return nil, err
                }
                result = append(result, &e.templateFile.Repository)
            } else {
                logger.Warnf("no template in [%s]", fullPath)
            }
        }
    }
    return result, nil
}