@echo off
setlocal enabledelayedexpansion

REM --- Validate argument ---------------------------------------------------
if "%~1"=="force"   (set "build_option=--build=*" & goto :parseargs)
if "%~1"=="missing" (set "build_option=--build=missing" & goto :parseargs)

call :usage
exit /b 1

:usage
echo Usage: %~n0 [force^|missing] [Release^|RelWithDebInfo^|Debug] [--profile ^<name^>] [--build-profile ^<name^>] [--variant toolmode^|game] [--unity ON^|OFF] [--tracy True^|False]
echo   force                - Rebuild all packages from source
echo   missing              - Only build packages not already cached
echo   build_type (optional) - One of: Release, RelWithDebInfo, Debug
echo                           If omitted, all build types are processed
echo   --profile ^<name^>       (optional) - Conan host profile name under ConanProfiles\host (default: msvc)
echo   --build-profile ^<name^> (optional) - Conan build profile name under ConanProfiles\build (default: msvc)
echo   --variant ^<name^>      (optional) - One of: toolmode, game. If omitted, both are processed
echo   --unity ^<ON^|OFF^>      (optional) - Sets CMAKE_UNITY_BUILD. If omitted, CMake's own default applies
echo   --tracy ^<True^|False^>  (optional) - Sets the bigfoot/*:tracy option (default: True)
REM NOTE: flags take their value as a separate argument (space-separated, not --flag=value):
REM cmd.exe splits an unquoted --flag=value into two argv entries on the "=", so a single
REM %1-style token would only ever see "--flag".
exit /b 0

:parseargs
set "profile_name=msvc"
set "build_profile_name=msvc"
set "variant_arg="
set "unity_val="
set "tracy_val=True"
set "build_type_arg="

shift
:argloop
if "%~1"=="" goto :argsdone
set "arg=%~1"

if /i "%arg%"=="--profile" (
    set "profile_name=%~2"
    shift
    shift
    goto :argloop
)
if /i "%arg%"=="--build-profile" (
    set "build_profile_name=%~2"
    shift
    shift
    goto :argloop
)
if /i "%arg%"=="--variant" (
    set "variant_arg=%~2"
    if /i not "!variant_arg!"=="toolmode" if /i not "!variant_arg!"=="game" goto :bad_variant
    shift
    shift
    goto :argloop
)
if /i "%arg%"=="--unity" (
    set "unity_val=%~2"
    if /i not "!unity_val!"=="ON" if /i not "!unity_val!"=="OFF" goto :bad_unity
    shift
    shift
    goto :argloop
)
if /i "%arg%"=="--tracy" (
    set "tracy_val=%~2"
    if /i not "!tracy_val!"=="True" if /i not "!tracy_val!"=="False" goto :bad_tracy
    shift
    shift
    goto :argloop
)

if /i "%arg%"=="Release"       (set "build_type_arg=Release" & shift & goto :argloop)
if /i "%arg%"=="RelWithDebInfo" (set "build_type_arg=RelWithDebInfo" & shift & goto :argloop)
if /i "%arg%"=="Debug"         (set "build_type_arg=Debug" & shift & goto :argloop)

echo ERROR: Unrecognized argument '%arg%'
call :usage
exit /b 1

REM goto targets below are unindented on purpose: exit /b from deep inside nested
REM if-blocks does not reliably propagate its code out to the caller of this script,
REM so validation failures jump out to a plain top-level "exit /b" instead.
:bad_variant
echo ERROR: Invalid variant '%variant_arg%'. Must be one of: toolmode, game
exit /b 1

:bad_unity
echo ERROR: Invalid value for --unity '%unity_val%'. Must be ON or OFF
exit /b 1

:bad_tracy
echo ERROR: Invalid value for --tracy '%tracy_val%'. Must be True or False
exit /b 1

:argsdone
if defined build_type_arg (
    set "build_types=!build_type_arg!"
) else (
    set "build_types=Release RelWithDebInfo Debug"
)
if defined variant_arg (
    set "variants=!variant_arg!"
) else (
    set "variants=toolmode game"
)

set "profile_stripped=!profile_name:asan=!"
if not "!profile_stripped!"=="!profile_name!" (set "is_asan=1") else (set "is_asan=0")

REM --- Register remote (skip if already registered) ------------------------
conan remote list | findstr /i "bigfootpackages" >nul 2>&1
if errorlevel 1 (
    echo Adding Conan remote: bigfootpackages
    conan remote add bigfootpackages https://conan.romainboullard.com/artifactory/api/conan/BigfootPackages
    if errorlevel 1 (
        echo ERROR: Failed to add Conan remote.
        exit /b 1
    )
) else (
    echo Conan remote 'bigfootpackages' already registered, skipping.
)

REM --- Shared flags -----------------------------------------------------------
set "conan_common_base=--remote=bigfootpackages -pr:h=./ConanProfiles/host/!profile_name! -pr:b=./ConanProfiles/build/!build_profile_name! -o bigfoot/*:build_tests=True -o bigfoot/*:build_benchmarks=True -o bigfoot/*:tracy=!tracy_val! -o bigfoot/*:vulkan=True"

REM --- Install dependencies for each build type/variant -----------------------
for %%C in (%build_types%) do (
    echo.
    echo [%%C] Installing dependencies...
    if /i "%%C"=="Release" set "config_profile=./ConanProfiles/Configurations/release"
    if /i "%%C"=="RelWithDebInfo" set "config_profile=./ConanProfiles/Configurations/relwithdebinfo"
    if /i "%%C"=="Debug" set "config_profile=./ConanProfiles/Configurations/debug"
    if "!is_asan!"=="1" if /i "%%C"=="Release" set "config_profile=./ConanProfiles/Configurations/release_noipo"

    for %%V in (%variants%) do (
        set "toolmode_val=False"
        if /i "%%V"=="toolmode" set "toolmode_val=True"
        conan install . !conan_common_base! -of build-windows-%%V -o bigfoot/*:toolmode=!toolmode_val! %build_option% -pr:h=!config_profile! -pr:b=!config_profile!
        if errorlevel 1 (
            echo ERROR: conan install failed for build type %%C ^(%%V^)
            exit /b 1
        )
    )
    echo [%%C] Done.
)

echo.
echo All build types installed successfully.

REM --- Activate build environment and run CMake --------------------------------
echo.
echo Activating build environment and configuring CMake...

set "unity_args="
if defined unity_val set "unity_args=-DCMAKE_UNITY_BUILD=!unity_val!"

for %%V in (%variants%) do (
    mkdir graphviz-windows-%%V 2>nul

    powershell -ExecutionPolicy Bypass -Command "& 'build-windows-%%V/build/generators/conanbuild.ps1'; cmake -S . -B build-windows-%%V --toolchain build-windows-%%V/build/generators/conan_toolchain.cmake !unity_args! --graphviz=graphviz-windows-%%V/graph.dot; if ($LASTEXITCODE -ne 0) { Write-Host 'ERROR: CMake configuration failed'; exit 1 }"
    if errorlevel 1 (
        echo ERROR: Build environment or CMake step failed for %%V.
        exit /b 1
    )
)

echo.
echo CMake configuration successful.

endlocal