build_archive.h

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//
// Copyright (C) 2025 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
 
#pragma once
 
#include <functional>
#include <map>
#include <optional>
#include <ostream>
#include <set>
#include <string>
#include <string_view>
 
#include "cuttlefish/host/libs/config/fetcher_config.h"
#include "cuttlefish/host/libs/config/file_source.h"
#include "cuttlefish/host/libs/zip/libzip_cc/archive.h"
#include "cuttlefish/pretty/pretty.h"
#include "cuttlefish/pretty/struct.h"
#include "cuttlefish/result/result.h"
 
namespace cuttlefish {
 
class BuildArchive {
 public:
  static Result<BuildArchive> FromFetcherConfig(const FetcherConfig&,
                                                FileSource,
                                                std::string_view archive_name);
  static Result<BuildArchive> FromZip(ReadableZip);
  static Result<BuildArchive> FromZipPath(const std::string&);
 
  const std::set<std::string, std::less<void>>& Members() const;
 
  Result<std::string> MemberFilepath(
      std::string_view member_name,
      std::optional<std::string_view> extract_dir);
 
  Result<std::string> MemberContents(std::string_view name);
 
  friend PrettyStruct Pretty(const BuildArchive&, PrettyAdlPlaceholder unused);
 
 private:
  BuildArchive(std::optional<FileSource>,
               std::map<std::string, std::string, std::less<void>>,
               std::set<std::string, std::less<void>>,
               std::optional<ReadableZip>);
 
  std::optional<FileSource> source_;
  std::map<std::string, std::string, std::less<void>> extracted_;
  std::set<std::string, std::less<void>> members_;
  std::optional<ReadableZip> zip_file_;
};
 
// For libfmt
std::string format_as(const BuildArchive&);
 
std::ostream& operator<<(std::ostream&, const BuildArchive&);
 
PrettyStruct Pretty(const BuildArchive&,
                    PrettyAdlPlaceholder unused = PrettyAdlPlaceholder());
 
}  // namespace cuttlefish