# Copyright 2022 Google LLC
#
# 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
#
#     https://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.

cmake_minimum_required(VERSION 3.13)

project(sapi_zip CXX)
include(CTest)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED True)

if(NOT TARGET sapi::sapi)
  set(SAPI_ROOT "../.." CACHE PATH "Path to the Sandboxed API source tree")
  add_subdirectory("${SAPI_ROOT}"
                   "${CMAKE_BINARY_DIR}/sandboxed-api-build"
                   EXCLUDE_FROM_ALL)
endif()

set(BUILD_SHARED_LIBS OFF)
set(BUILD_TOOLS OFF CACHE BOOL "" FORCE)
set(BUILD_REGRESS OFF CACHE BOOL "" FORCE)
set(BUILD_EXAMPLES OFF CACHE BOOL "" FORCE)
set(BUILD_DOC OFF CACHE BOOL "" FORCE)
set(LIBZIP_DO_INSTALL OFF CACHE BOOL "" FORCE)
FetchContent_Declare(libzip
  GIT_REPOSITORY https://github.com/nih-at/libzip/
  GIT_TAG        34b13ca4e887a5aba050015e3a179069643f4e76
)
FetchContent_MakeAvailable(libzip)

include_directories("${libzip_BINARY_DIR}")

add_subdirectory(wrapper)

add_sapi_library(
  sapi_zip

  FUNCTIONS
    zip_open_from_source
    zip_close

    zip_get_name
    zip_get_num_entries

    zip_stat
    zip_stat_index

    zip_fopen
    zip_fopen_index
    zip_fclose

    zip_fread
    zip_fseek
    zip_ftell

    zip_source_buffer
    zip_read_fd_to_source
    zip_source_to_fd
    zip_source_filefd
    zip_source_filefd_create
    zip_source_keep
    zip_source_free

    zip_file_add
    zip_file_replace
    zip_delete

    zip_strerror
  INPUTS
    "${libzip_BINARY_DIR}/zipconf.h"
    "${libzip_SOURCE_DIR}/lib/zip.h"
    "wrapper/wrapper_zip.h"

  LIBRARY wrapper_zip
  LIBRARY_NAME Zip
  NAMESPACE ""
)
add_library(sapi_contrib::libzip ALIAS sapi_zip)
target_include_directories(sapi_zip INTERFACE
  "${PROJECT_BINARY_DIR}"
  "${SAPI_SOURCE_DIR}"
)

if(SAPI_BUILD_EXAMPLES)
  add_subdirectory(example)
endif()

if(BUILD_TESTING AND SAPI_BUILD_TESTING)
  add_subdirectory(test)
endif()