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package fetcher
import (
"context"
"log/slog"
"searchix/internal/config"
"github.com/pkg/errors"
)
type FetchedFiles struct {
Revision string
Options string
Packages string
}
type Fetcher interface {
FetchIfNeeded(context.Context) (FetchedFiles, bool, error)
}
func NewNixpkgsChannelFetcher(
source *config.Source,
dataPath string,
logger *slog.Logger,
) *NixpkgsChannelFetcher {
return &NixpkgsChannelFetcher{
DataPath: dataPath,
Source: source,
Logger: logger,
}
}
func NewChannelFetcher(
source *config.Source,
dataPath string,
logger *slog.Logger,
) *ChannelFetcher {
return &ChannelFetcher{
DataPath: dataPath,
Source: source,
Logger: logger,
}
}
func NewDownloadFetcher(
source *config.Source,
dataPath string,
logger *slog.Logger,
) *DownloadFetcher {
return &DownloadFetcher{
DataPath: dataPath,
Source: source,
Logger: logger,
}
}
func New(
source *config.Source,
fetcherDataPath string,
logger *slog.Logger,
) (fetcher Fetcher, err error) {
switch source.Fetcher {
case config.ChannelNixpkgs:
fetcher = NewNixpkgsChannelFetcher(source, fetcherDataPath, logger)
case config.Channel:
fetcher = NewChannelFetcher(source, fetcherDataPath, logger)
case config.Download:
fetcher = NewDownloadFetcher(source, fetcherDataPath, logger)
default:
err = errors.Errorf("unsupported fetcher type %s", source.Fetcher.String())
}
return
}
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