@echo off
setlocal

set "AIR_VERSION=v1.61.7"

cd /d "%~dp0admin"
if errorlevel 1 (
    echo [ERROR] Cannot enter the admin directory.
    pause
    exit /b 1
)

where go >nul 2>&1
if errorlevel 1 (
    echo [ERROR] Go was not found. Install Go 1.23.0 and reopen the terminal.
    pause
    exit /b 1
)

for /f "usebackq delims=" %%G in (`go env GOPATH`) do set "ADMIN_GOPATH=%%G"
if not defined ADMIN_GOPATH (
    echo [ERROR] Cannot read GOPATH.
    pause
    exit /b 1
)

set "AIR_EXE=%ADMIN_GOPATH%\bin\air.exe"
set "NEED_INSTALL=0"
if not exist "%AIR_EXE%" set "NEED_INSTALL=1"

if exist "%AIR_EXE%" (
    "%AIR_EXE%" -v 2>nul | findstr /c:"%AIR_VERSION%" >nul
    if errorlevel 1 set "NEED_INSTALL=1"
)

if "%NEED_INSTALL%"=="1" (
    echo [INFO] Installing Air %AIR_VERSION% for Go 1.23...
    go install github.com/air-verse/air@%AIR_VERSION%
    if errorlevel 1 (
        echo [ERROR] Air installation failed. Check the network and GOPROXY.
        pause
        exit /b 1
    )
)

echo [INFO] Starting Admin with hot reload. Press Ctrl+C to stop.
"%AIR_EXE%" -c .air.toml
set "ADMIN_EXIT_CODE=%ERRORLEVEL%"

if not "%ADMIN_EXIT_CODE%"=="0" (
    echo [ERROR] Admin stopped with exit code %ADMIN_EXIT_CODE%.
    pause
)

endlocal & exit /b %ADMIN_EXIT_CODE%