func (f *Repository) Index() (entity.Index, error) {
resp, err := http.Get(f.remote + "/index.json")
if err != nil {
return nil, err
}
defer resp.Body.Close()
if resp.StatusCode != 200 {
return nil, fmt.Errorf("Unexpected status code: %d", resp.StatusCode)
}
data := struct {
Commands []struct {
Name string `json:"name"`
Platforms []string `json:"platform"`
} `json:"commands"`
}{}
decoder := json.NewDecoder(resp.Body)
err = decoder.Decode(&data)
if err != nil {
return nil, err
}
indexMap := map[string][]string{}
for _, command := range data.Commands {
indexMap[command.Name] = command.Platforms
}
return entity.NewIndex(indexMap), nil
}
func (f *FileSystemCacheRepository) loadIndexFromCache(filePath string) (entity.Index, error) {
file, err := f.loadFromCache(filePath)
if err != nil {
return nil, err
}
if file == nil {
return nil, nil
}
defer file.Close()
decoder := json.NewDecoder(file)
jsonMap := map[string][]string{}
err = decoder.Decode(&jsonMap)
if err != nil {
return nil, err
}
return entity.NewIndex(jsonMap), nil
}