#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at https://mozilla.org/MPL/2.0/.
#
option(CODECHECKER "Turns on codecheck processing if it is found." OFF)
option(CODECHECKER_STORE "Store results on central codechecker server" OFF)
option(CODECHECKER_RUN "Name of the codechecker run" "run-1")
option(CODECHECKER_URL "URL and product link to codechecker server" "http://localhost:8001/Default")

find_program(CODECHECKER_VENV_PATH
      NAME activate
      PATHS ~/Apps/codechecker/venv/bin/
            ~/codechecker/venv/bin/
            /usr/src/codechecker/venv/bin/
  )

find_program(CODECHECKER_PATH
    NAME CodeChecker
    PATHS ~/Apps/codechecker/build/CodeChecker/bin/
          ~/codechecker/build/CodeChecker/bin/
          /usr/src/~/codechecker/build/CodeChecker/bin/
)


execute_process(
  COMMAND git rev-parse --abbrev-ref HEAD
  WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
  OUTPUT_VARIABLE CODECHECK_GIT_BRANCH
  OUTPUT_STRIP_TRAILING_WHITESPACE
)



if (CODECHECKER_PATH AND CODECHECKER_VENV_PATH)
  message(STATUS "CodeChecker found")
else()
  message(STATUS "CodeChecker not found")
endif()

# export compile commands to json file to be used by atom c++ ide (clangd)
set(CMAKE_EXPORT_COMPILE_COMMANDS 1)
set(CODECHECKER_COMPILE_COMMANDS "${CMAKE_BINARY_DIR}/compile_commands.json")

# check if a skip file exists
if(EXISTS ${CMAKE_SOURCE_DIR}/codecheck.skip)
  set(CODECHECKER_SKIP "-i${CMAKE_SOURCE_DIR}/codecheck.skip")
endif()


# output directory for codecheck analysis
set(CODECHECKER_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/codechecker_results)

# html output directory
set(CODECHECKER_HTML_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/codechecker_html)

# Common initialization/checks
if(CODECHECKER AND CODECHECKER_PATH AND CODECHECKER_VENV_PATH AND NOT CODECHECKER_ADDED)
  set(CODECHECKER_ADDED ON)

  add_custom_target(codechecker
                    COMMAND . ${CODECHECKER_VENV_PATH}\;
                            ${CODECHECKER_PATH}
                            analyze
                            ${CODECHECKER_SKIP}
                            -e sensitive
                            -j 4
                            -o ${CODECHECKER_OUTPUT_DIRECTORY}
                            ${CODECHECKER_COMPILE_COMMANDS}
                    )

  add_custom_target(codechecker-clean
                    COMMAND  rm -rf ${CODECHECKER_OUTPUT_DIRECTORY}
                    )


  add_custom_target(codechecker-html
                    COMMAND . ${CODECHECKER_VENV_PATH}\;
                            ${CODECHECKER_PATH}
                            parse
                            ${CODECHECKER_OUTPUT_DIRECTORY}
                            -e html
                            -o ${CODECHECKER_HTML_OUTPUT_DIRECTORY}
                    )

 if (CODECHECKER_STORE)
   add_custom_target(codechecker-store
                     COMMAND . ${CODECHECKER_VENV_PATH}\;
                             ${CODECHECKER_PATH}
                             store
                             --tag ${CODECHECK_GIT_BRANCH}
                             -n ${CODECHECKER_RUN}
                             --url ${CODECHECKER_URL}
                             ${CODECHECKER_OUTPUT_DIRECTORY}
                     )
 endif()


endif()