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main.go
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main.go
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package main
import (
"flag"
"os"
"path"
"strings"
"github.com/golang-collections/collections/queue"
bolt "go.etcd.io/bbolt"
)
var (
projectPath string
resourceFilePath string
)
func parseFlags() {
flag.StringVar(&projectPath, "project", ".",
"Path to the project to pack raw resources for.")
flag.StringVar(&resourceFilePath, "out", "./stage.res",
"Resource file to store raw binary resources.")
flag.Parse()
}
func main() {
parseFlags()
// Open the resource file.
resourceFile, err := bolt.Open(resourceFilePath, 0666, nil)
handleError(err)
defer resourceFile.Close()
entries, err := os.ReadDir(projectPath)
handleError(err)
traverseQueue := queue.New()
if len(entries) <= 0 {
return
}
for _, entry := range entries {
traverseQueue.Enqueue(FileTracker{
EntryPath: projectPath,
Entry: entry,
})
}
for traverseQueue.Len() > 0 {
fsEntry := traverseQueue.Dequeue().(FileTracker)
if fsEntry.Entry.IsDir() {
entries, err = os.ReadDir(path.Join(fsEntry.EntryPath, fsEntry.Entry.Name()))
handleError(err)
for _, entry := range entries {
traverseQueue.Enqueue(FileTracker{
EntryPath: path.Join(fsEntry.EntryPath, fsEntry.Entry.Name()),
Entry: entry,
})
}
continue
}
if !strings.HasSuffix(fsEntry.Entry.Name(), ".atlas.yml") {
continue
}
data, err := os.ReadFile(path.Join(fsEntry.EntryPath, fsEntry.Entry.Name()))
handleError(err)
atlasMetas, err := ReadAtlasesData(data)
handleError(err)
for _, atlasMeta := range atlasMetas {
atlasData, err := atlasMeta.ToAtlasData(resourceFile)
handleError(err)
compressedAtlasData, err := atlasData.Compress()
handleError(err)
dataBytes, err := compressedAtlasData.ToBytes()
handleError(err)
err = resourceFile.Update(func(tx *bolt.Tx) error {
buck, err := tx.CreateBucketIfNotExists([]byte("atlases"))
if err != nil {
return err
}
err = buck.Put([]byte(atlasMeta.Name), dataBytes)
if err != nil {
return err
}
return nil
})
handleError(err)
}
}
}
func handleError(err error) {
if err != nil {
panic(err)
}
}