# -----------------------------------------------------------------------------
#
# CMake module for paths generation in DEBUG and RELEASE modes
#
# (c) Copyright Löwenware Ltd. (https://lowenware.com/)
#
# -----------------------------------------------------------------------------


## Constants
set (VERSION_FILE "version")
set (
    VERSION_REGEX
    "^([0-9]+)\\.([0-9]+)\\.([0-9]+)(-(pre|alpha|beta|rc|release))?"
)

# Read file
file (READ ${VERSION_FILE} VERSION_STRING)

# Match file content
string(REGEX MATCH ${VERSION_REGEX} VERSION_STRING ${VERSION_STRING} )

# Set Version constants
set (VERSION_MAJOR ${CMAKE_MATCH_1})
set (VERSION_MINOR ${CMAKE_MATCH_2})
set (VERSION_TWEAK ${CMAKE_MATCH_3})

if     (CMAKE_MATCH_5 STREQUAL "pre")
    set(VERSION_CYCLE 1)
elseif (CMAKE_MATCH_5 STREQUAL "alpha")
    set (VERSION_CYCLE 2)
elseif (CMAKE_MATCH_5 STREQUAL "beta")
    set (VERSION_CYCLE 3)
elseif (CMAKE_MATCH_5 STREQUAL "rc")
    set (VERSION_CYCLE 4)
else()
    set (VERSION_CYCLE 0)
endif()

set (VERSION_LABEL ${CMAKE_MATCH_4})

# Add compiler macros

add_definitions(
    -DVERSION_MAJOR=${VERSION_MAJOR}
    -DVERSION_MINOR=${VERSION_MINOR}
    -DVERSION_TWEAK=${VERSION_TWEAK}
    -DVERSION_CYCLE=${VERSION_CYCLE}
    -DVERSION_LABEL="${VERSION_LABEL}"
)

#Print output

MESSAGE(
    STATUS "${PROJECT_TITLE} version: " ${VERSION_MAJOR} "."
                                        ${VERSION_MINOR} "."
                                        ${VERSION_TWEAK} "-"
                                        ${VERSION_CYCLE_TEXT} " "
                                        ${VERSION_LABEL}
)