package storage

import (
    "context"
    "fmt"
    "io"
    "os"
    "path/filepath"
    "strings"
)

type LocalStorage struct {
    *BaseStorage
    basePath string
    baseURL  string
}

func NewLocalStorage(basePath, baseURL string) *LocalStorage {
    return &LocalStorage{
        BaseStorage: NewBaseStorage(),
        basePath:    basePath,
        baseURL:     baseURL,
    }
}

func (s *LocalStorage) Upload(ctx context.Context, file io.ReadSeeker, path string) error {
    fullPath := filepath.Join(s.basePath, path)

    dir := filepath.Dir(fullPath)
    if err := os.MkdirAll(dir, 0755); err != nil {
        return err
    }

    dst, err := os.Create(fullPath)
    if err != nil {
        return err
    }
    defer dst.Close()

    if _, err := io.Copy(dst, file); err != nil {
        return err
    }
    return nil
}

func (s *LocalStorage) GetURL(path string) string {
    return filepath.Join(s.baseURL, path)
}

func (s *LocalStorage) Delete(ctx context.Context, path string) error {
    // Contoh input: "http://localhost:8080/storage/users/5/profile/filename.png"

    // Ambil bagian setelah "/storage/"
    const prefix = "/storage/"
    idx := strings.Index(path, prefix)
    if idx == -1 {
        return os.ErrNotExist
    }

    relativePath := path[idx+len(prefix):]

    // Gabungkan dengan basePath
    fullPath := filepath.Join(s.basePath, relativePath)
    fmt.Println(fullPath)

    return os.Remove(fullPath)
}