# visionA-local — Windows 10/11 x86_64 一鍵 build
#
# 使用方式（PowerShell 以「系統管理員」開啟）：
#   git clone https://github.com/jim800121/visionA.git
#   cd visionA\local-tool
#   powershell -ExecutionPolicy Bypass -File scripts\bootstrap-windows.ps1
#
# 環境變數：
#   $env:VISIONA_TARGET   預設 exe，可設 wails-windows / payload-windows

$ErrorActionPreference = 'Stop'

$Target = if ($env:VISIONA_TARGET) { $env:VISIONA_TARGET } else { 'exe' }

function Log($msg)  { Write-Host "==> $msg" -ForegroundColor Cyan }
function Fail($msg) { Write-Host "!!! $msg" -ForegroundColor Red; exit 1 }

# 必須以系統管理員身份執行（winget 需要）
$isAdmin = ([Security.Principal.WindowsPrincipal] `
    [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole(
    [Security.Principal.WindowsBuiltInRole] 'Administrator')
if (-not $isAdmin) { Fail '請以系統管理員身份執行 PowerShell 再跑此腳本' }

if (-not (Test-Path 'Makefile') -or -not (Test-Path 'visiona-local')) {
    Fail '請先 cd 到 local-tool\ 目錄再執行此腳本'
}

if (-not (Get-Command winget -ErrorAction SilentlyContinue)) {
    Fail 'winget 未安裝。請先從 Microsoft Store 安裝「App Installer」'
}

function Ensure-Winget($id) {
    $installed = winget list --id $id -e 2>$null | Select-String $id
    if (-not $installed) {
        Log "安裝 $id"
        winget install -e --id $id --accept-source-agreements --accept-package-agreements
    } else {
        Log "$id 已安裝，跳過"
    }
}

Log '[1/4] 安裝系統套件'
Ensure-Winget 'Git.Git'
Ensure-Winget 'GoLang.Go'
Ensure-Winget 'OpenJS.NodeJS.LTS'
Ensure-Winget 'Python.Python.3.12'
Ensure-Winget 'JRSoftware.InnoSetup'
Ensure-Winget 'MSYS2.MSYS2'

# 重新載入 PATH（winget 裝完目前 session 拿不到）
$env:Path = [System.Environment]::GetEnvironmentVariable('Path','Machine') + ';' + `
            [System.Environment]::GetEnvironmentVariable('Path','User')
$env:Path += ";$HOME\go\bin;C:\msys64\usr\bin;C:\msys64\mingw64\bin"

Log '[2/4] 安裝 pnpm'
if (-not (Get-Command pnpm -ErrorAction SilentlyContinue)) {
    npm i -g pnpm
}

Log '[3/4] 安裝 Wails CLI + 確認 MSYS2 make'
if (-not (Get-Command wails -ErrorAction SilentlyContinue)) {
    go install github.com/wailsapp/wails/v2/cmd/wails@latest
}
wails doctor
if (-not (Test-Path 'C:\msys64\usr\bin\make.exe')) {
    Log '安裝 MSYS2 make'
    & 'C:\msys64\usr\bin\bash.exe' -lc 'pacman -Sy --noconfirm make'
}

Log "[4/4] 開始 build（target=$Target）"
Log '⚠️  ffmpeg 使用 GPL build，需設定 VISIONA_ALLOW_GPL_FFMPEG=1'

# 讓 MSYS2 bash 繼承 Windows PATH（才找得到 go / pnpm / python / wails）
$env:MSYS2_PATH_TYPE = 'inherit'
$env:CHERE_INVOKING = '1'

# 找真實的 Python（避開 Microsoft Store 的 WindowsApps stub）
$realPython = $null
$pyCandidates = @(
    "$env:LOCALAPPDATA\Programs\Python\Python312\python.exe",
    "$env:LOCALAPPDATA\Programs\Python\Python313\python.exe",
    "$env:ProgramFiles\Python312\python.exe",
    "$env:ProgramFiles\Python313\python.exe"
)
foreach ($p in $pyCandidates) {
    if (Test-Path $p) { $realPython = $p; break }
}
if (-not $realPython) {
    # 試 py launcher
    $pyLauncher = Get-Command py -ErrorAction SilentlyContinue
    if ($pyLauncher) { $realPython = 'py -3' }
}
if (-not $realPython) {
    Fail '找不到真實 Python（winget 可能沒裝成功，或 PATH 沒更新）。請重開 PowerShell 再試一次'
}
Log "偵測到 Python: $realPython"

# 把 Windows 路徑轉成 MSYS2 bash 能吃的格式
function Convert-ToMsysPath($winPath) {
    if ($winPath -match '^[A-Za-z]:\\') {
        return '/' + $winPath.Substring(0,1).ToLower() + '/' + ($winPath.Substring(3) -replace '\\','/')
    }
    return $winPath
}
$msysPython = Convert-ToMsysPath $realPython

# Makefile 需要 bash + make，透過 MSYS2 bash 執行
# 將 Windows 路徑 C:\foo\bar 轉成 MSYS2 路徑 /c/foo/bar
$projectPath = (Get-Location).Path
$msysPath = '/' + $projectPath.Substring(0,1).ToLower() + '/' + `
            ($projectPath.Substring(3) -replace '\\','/')

$bashParts = @(
    "cd '$msysPath'",
    'export VISIONA_ALLOW_GPL_FFMPEG=1',
    "export VISIONA_PYTHON='$msysPython'",
    'make vendor-python-windows vendor-wheels-windows vendor-ffmpeg-windows vendor-ytdlp-windows',
    'make payload-windows'
)

switch ($Target) {
    'payload-windows' { }
    'wails-windows'   { $bashParts += 'make wails-windows' }
    default           { $bashParts += 'make wails-windows'; $bashParts += 'make exe' }
}

$bashCmd = $bashParts -join ' && '

& 'C:\msys64\usr\bin\bash.exe' -lc $bashCmd
if ($LASTEXITCODE -ne 0) { Fail "build 失敗，exit code=$LASTEXITCODE" }

Log '完成 ✅'
Log "產出位置：$(Join-Path (Get-Location) 'dist')"
Get-ChildItem dist -ErrorAction SilentlyContinue | Format-Table Name, Length