Unleash/unleash-client-go

package unleash

import (
    "encoding/json"
    "fmt"
    "io"

    "github.com/Unleash/unleash-client-go/v3/api"
)

type BootstrapStorage struct {
    backingStore DefaultStorage
    Reader       io.Reader
}

func (bs *BootstrapStorage) Load() error {
    if len(bs.backingStore.data) > 0 || bs.Reader == nil {
        return nil
    }

    dec := json.NewDecoder(bs.Reader)
    clientFeatures := api.FeatureResponse{}
    if err := dec.Decode(&clientFeatures); err != nil {
        return err
    }

    bs.backingStore.data = clientFeatures.FeatureMap()
    return nil
}

func (bs *BootstrapStorage) Init(backupPath string, appName string) {
    bs.backingStore.Init(backupPath, appName)
    err := bs.Load()

    if err != nil {
        fmt.Printf("Could not load bootstrap storage, because: %s", err.Error())
        return
    }
}

func (bs *BootstrapStorage) Reset(data map[string]interface{}, persist bool) error {
    return bs.backingStore.Reset(data, persist)
}

func (bs *BootstrapStorage) Persist() error {
    return bs.backingStore.Persist()
}

func (bs *BootstrapStorage) Get(key string) (interface{}, bool) {
    return bs.backingStore.Get(key)
}

func (bs *BootstrapStorage) List() []interface{} {
    return bs.backingStore.List()
}