# Copyright (c) 2021 Project CHIP Authors
# Copyright 2023 NXP
#
# 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.

import("//build_overrides/build.gni")
import("//build_overrides/chip.gni")
import("//build_overrides/nxp_sdk.gni")
import("//build_overrides/openthread.gni")
import("${chip_root}/src/platform/device.gni")

#allows to get common NXP SDK gn options
import("${nxp_sdk_build_root}/nxp_sdk.gni")

# Allows to get various RT gn options
import("${nxp_sdk_build_root}/${nxp_sdk_name}/rt_sdk.gni")

import("${chip_root}/src/platform/nxp/${nxp_platform}/args.gni")
import(
    "${nxp_sdk_build_root}/${nxp_sdk_name}/${rt_platform}/${rt_platform}.gni")
import("${nxp_sdk_build_root}/${nxp_sdk_name}/nxp_executable.gni")

assert(current_os == "freertos")
assert(target_os == "freertos")
assert(nxp_platform == "rt/rw61x")

declare_args() {
  # Allows to start the tcp download test app
  tcp_download = false

  # Allows to start the wifi connect test app
  wifi_connect = false

  # The 2 params below are used only if tcp_download or wifi_connect are true, otherwise they're unused.
  wifi_ssid = ""
  wifi_password = ""

  # Setup discriminator as argument
  setup_discriminator = 3840
}

example_platform_dir = "${chip_root}/examples/platform/nxp/${nxp_platform}"
common_example_dir = "${chip_root}/examples/platform/nxp/common"

if (tcp_download == true && wifi_connect == true) {
  assert("Cannot enable tcp_download and wifi_connect at the same time!")
}

# Use NXP custom zap files for thermostatdevice-types
app_common_folder = "thermostat/nxp/zap"

# Create here the SDK instance.
# Particular sources/defines/includes could be added/changed depending on the target application.
rt_sdk("sdk") {
  defines = []

  # To be moved, temporary mbedtls config fix to build app with factory data
  if (chip_enable_secure_dac_private_key_storage == 1) {
    defines += [
      "MBEDTLS_NIST_KW_C",
      "MBEDTLS_PSA_CRYPTO_CLIENT",
    ]
  }

  cflags = []
  public_deps = []
  public_configs = []
  sources = []
  include_dirs = []

  # Indicate paths to default board files
  include_dirs += [ "${example_platform_dir}/board/" ]
  sources += [ "${example_platform_dir}/board/pin_mux.c" ]
  sources += [ "${example_platform_dir}/board/hardware_init.c" ]
  sources += [ "${example_platform_dir}/board/clock_config.c" ]
  sources += [ "${example_platform_dir}/board/board.c" ]
  sources += [ "${example_platform_dir}/board/peripherals.c" ]

  # Indicate the path to CHIPProjectConfig.h
  include_dirs += [ "include/config" ]

  # Indicate the default path to FreeRTOSConfig.h
  include_dirs += [ "${example_platform_dir}/app/project_include/freeRTOS" ]

  # Indicate the default path to OpenThreadConfig.h
  include_dirs += [ "${example_platform_dir}/app/project_include/openthread" ]

  # For matter with BR feature, increase FreeRTOS heap size
  if (chip_enable_wifi && chip_enable_openthread) {
    defines += [ "configTOTAL_HEAP_SIZE=(size_t)(160 * 1024)" ]
  }
}

# Create the SDK driver instance.
# Particular sources/defines/includes could be added to add other drivers not available in the default sdk driver template
rw61x_sdk_drivers("sdk_driver") {
}

rt_executable("thermostat") {
  output_name = "chip-rw61x-thermostat-example"

  defines = [
    "CONFIG_RENDEZVOUS_MODE=7",
    "CONFIG_APP_FREERTOS_OS=1",
  ]

  if (chip_enable_openthread) {
    defines += [ "CONFIG_NET_L2_OPENTHREAD=1" ]
  }

  include_dirs = [
    "../../common/main/include",
    "../../common/main",
    "${chip_root}/examples/all-clusters-app/all-clusters-common/include",
    "${chip_root}/examples/providers/",
  ]

  sources = [
    "${chip_root}/examples/all-clusters-app/all-clusters-common/src/binding-handler.cpp",
    "${chip_root}/examples/providers/DeviceInfoProviderImpl.cpp",
    "../../common/main/AppTask.cpp",
    "../../common/main/DeviceCallbacks.cpp",
    "../../common/main/ZclCallbacks.cpp",
    "../../common/main/include/AppEvent.h",
    "../../common/main/include/AppTask.h",
    "../../common/main/include/DeviceCallbacks.h",
    "../../common/main/main.cpp",
  ]

  if (chip_enable_secure_dac_private_key_storage == 1) {
    sources += [
      "${example_platform_dir}/factory_data/source/AppFactoryDataExample.cpp",
    ]
  } else {
    sources += [
      "${common_example_dir}/factory_data/source/AppFactoryDataDefaultImpl.cpp",
    ]
  }

  # App common files
  include_dirs += [
    "${common_example_dir}/icd/include",
    "${common_example_dir}/matter_button/include",
    "${common_example_dir}/matter_cli/include",
    "${common_example_dir}/device_manager/include",
    "${common_example_dir}/device_callbacks/include",
    "${common_example_dir}/app_task/include",
    "${common_example_dir}/factory_data/include",
  ]

  sources += [
    "${common_example_dir}/app_task/source/AppTaskBase.cpp",
    "${common_example_dir}/app_task/source/AppTaskFreeRTOS.cpp",
    "${common_example_dir}/device_callbacks/source/CommonDeviceCallbacks.cpp",
    "${common_example_dir}/device_manager/source/CHIPDeviceManager.cpp",
    "${common_example_dir}/icd/source/ICDUtil.cpp",
    "${common_example_dir}/matter_button/source/AppMatterButtonEmpty.cpp",
    "${common_example_dir}/matter_cli/source/AppMatterCli.cpp",
  ]

  deps = [ "${chip_root}/examples/${app_common_folder}" ]

  if (chip_enable_matter_cli) {
    defines += [ "ENABLE_CHIP_SHELL" ]
    deps += [
      "${chip_root}/examples/shell/shell_common:shell_common",
      "${chip_root}/src/lib/shell:shell",
    ]
  }

  if (chip_enable_ota_requestor) {
    include_dirs += [ "${common_example_dir}/ota_requestor/include" ]
    sources += [
      "${common_example_dir}/ota_requestor/source/OTARequestorInitiator.cpp",
      "${common_example_dir}/ota_requestor/source/OTARequestorInitiatorCommon.cpp",
    ]
  }

  if (wifi_connect) {
    defines += [
      "WIFI_CONNECT_TASK=1",
      "WIFI_CONNECT=1",
    ]

    if (!chip_enable_matter_cli) {
      assert(wifi_ssid != "" && wifi_password != "",
             "WiFi SSID and password must be specified at build time!")
    }

    if (wifi_ssid != "") {
      defines += [ "WIFI_SSID=\"${wifi_ssid}\"" ]
    }

    if (wifi_password != "") {
      defines += [ "WIFI_PASSWORD=\"${wifi_password}\"" ]
    }

    include_dirs += [ "${common_example_dir}/wifi_connect/include" ]
    sources += [ "${common_example_dir}/wifi_connect/source/WifiConnect.cpp" ]
  }

  if (tcp_download) {
    defines += [ "CONFIG_CHIP_TCP_DOWNLOAD=1" ]
    defines += [
      "WIFI_CONNECT=1",
      "WIFI_SSID=\"${wifi_ssid}\"",
      "WIFI_PASSWORD=\"${wifi_password}\"",
    ]

    include_dirs += [ "${common_example_dir}/tcp_download_test/include" ]
    sources +=
        [ "${common_example_dir}/tcp_download_test/source/TcpDownload.cpp" ]
  }

  # In case a dedicated assert function needs to be supported the flag sdk_fsl_assert_support should be set to false
  # The would add to the build a dedicated application assert implementation.
  if (!sdk_fsl_assert_support) {
    sources += [ "${common_example_dir}/app_assert/source/AppAssert.cpp" ]
  }

  cflags = [ "-Wconversion" ]

  ldscript = "${example_platform_dir}/app/ldscripts/RW610_flash.ld"

  inputs = [ ldscript ]

  ldflags = [
    "-T" + rebase_path(ldscript, root_build_dir),
    "-fno-common",
    "-Wl,--defsym=__stack_size__=2048",
    "-ffreestanding",
    "-fno-builtin",
    "-mapcs",
    "-u qspiflash_config",
    "-u image_vector_table",
    "-u boot_data",
    "-u dcd_data",
    "-Wl,-print-memory-usage",
    "-Wl,--no-warn-rwx-segments",
  ]

  if (chip_enable_ota_requestor) {
    if (no_mcuboot) {
      # If "no_mcuboot" is set to true, the application will be linked at the base of the flash.
      print(
          "Warning : The OTA Requestor is enabled without MCUBoot. This will prevent the application from applying software updates.")
    } else {
      # we need to reserve enough space for the bootloader (MCUBoot)
      # MCUBoot requires 0x20000 Bytes to be reserved at the base of the flash
      # Consequently, some sections will need to be shifted
      ldflags += [ "-Wl,--defsym=__m_mcuboot_size__=0x20000" ]
    }

    defines += [
      "CHIP_DEVICE_CONFIG_USE_TEST_SETUP_DISCRIMINATOR=${setup_discriminator}",
    ]
  }

  output_dir = root_out_dir
}

group("rw61x") {
  deps = [ ":thermostat" ]
}

group("default") {
  deps = [ ":rw61x" ]
}