# Copyright 2022 The Pigweed Authors
#
# 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.

import("//build_overrides/pigweed.gni")

import("$dir_pw_arduino_build/arduino.gni")
import("$dir_pw_build/target_types.gni")

config("backend_config") {
  include_dirs = [ "public_overrides" ]
  visibility = [ ":*" ]
}

if (pw_arduino_build_CORE_PATH != "") {
  # Common library arguments to the arduino_builder tool.
  _library_args = [
    "--library-path",
    rebase_path(
        "$pw_arduino_build_CORE_PATH/teensy/hardware/teensy/avr/libraries"),
    rebase_path("libraries"),
    "--library-names",

    # Arduino Core Libaries. The c/c++ files for these should only be included
    # once in any given pw_executable.
    "SPI",
    "Wire",

    # Additional libraries
    # Requires SPI+Wire
    "Adafruit_BusIO-1.7.1",

    # Requires Adafruit_BusIO
    "Adafruit-GFX-Library-1.10.4",

    # Requires Adafruit-GFX
    "ILI9341_t3n-a9a6ff5d78b1207ae7fd394f44e83e322863e55f",
  ]

  _library_c_files = exec_script(
          arduino_builder_script,
          arduino_show_command_args + _library_args + [ "--library-c-files" ],
          "list lines")

  _library_cpp_files = exec_script(
          arduino_builder_script,
          arduino_show_command_args + _library_args + [ "--library-cpp-files" ],
          "list lines")

  _library_include_dirs =
      exec_script(arduino_builder_script,
                  arduino_show_command_args + _library_args +
                      [ "--library-include-dirs" ],
                  "list lines")

  pw_source_set("pw_display_teensy_ili9341") {
    public_configs = [ ":backend_config" ]
    deps = [
      "$dir_pw_display:pw_display.facade",
      "$dir_pw_third_party/arduino:arduino_core_sources",
    ]
    public = [ "public_overrides/pw_display/display_backend.h" ]
    sources = [ "display.cc" ] + _library_c_files + _library_cpp_files
    include_dirs = _library_include_dirs
    remove_configs = [ "$dir_pw_build:strict_warnings" ]
  }
}