# 素材系统镜像构建脚本（历史/内部备用）
# 当前客户交付主线请使用根目录 deploy-registry.ps1。
# 本脚本保留测试/正式分层的旧约定，但默认 Harbor/latest 口径不再作为客户升级依据。

param(
    [Parameter(Mandatory=$true)]
    [ValidateSet("dev", "test", "release")]
    [string]$Environment,
    
    [string]$Version = "",
    [string]$HarborHost = "harbor.flnxi.com",
    [string]$HarborProject = "flnxi",
    [switch]$Push = $false,
    [switch]$NoBuild = $false,
    [switch]$AcknowledgeLegacyHarborPush = $false
)

# Harbor 镜像路径规划：
# ┌─────────────────────────────────────────────────────────────────┐
# │ harbor.flnxi.com/flnxi/                                         │
# ├─────────────────────────────────────────────────────────────────┤
# │ material/                    <- 正式版（客户拉取）              │
# │   ├── flnxi-material:latest  <- 最新正式版                      │
# │   ├── flnxi-material:1.0.0   <- 版本标签                        │
# │   └── flnxi-material:1.0.1                                      │
# ├─────────────────────────────────────────────────────────────────┤
# │ material-dev/                <- 测试版（开发测试用）            │
# │   ├── flnxi-material:latest  <- 最新测试版                      │
# │   ├── flnxi-material:dev-xxx <- 开发分支                        │
# │   └── flnxi-material:test-xxx<- 测试版本                        │
# └─────────────────────────────────────────────────────────────────┘

$ErrorActionPreference = "Stop"

Write-Host "[WARN] build-material-image.ps1 is a legacy/internal fallback entry." -ForegroundColor Yellow
Write-Host "[WARN] Customer release, upgrade, and rollback should use root deploy-registry.ps1 with a pinned APP_IMAGE tag." -ForegroundColor Yellow
Write-Host ""

if ($Push -and (-not $AcknowledgeLegacyHarborPush)) {
    Write-Host "ERROR: this script still pushes to legacy Harbor/latest targets and must not be used as the customer release entry." -ForegroundColor Red
    Write-Host "For internal legacy maintenance only, add -AcknowledgeLegacyHarborPush explicitly." -ForegroundColor Yellow
    exit 1
}

# 根据环境确定镜像路径
$ImageName = "flnxi-material"
switch ($Environment) {
    "dev" {
        $HarborPath = "material-dev"
        $DefaultTag = "dev-$(Get-Date -Format 'yyyyMMdd-HHmm')"
    }
    "test" {
        $HarborPath = "material-dev"
        $DefaultTag = "test-$(Get-Date -Format 'yyyyMMdd')"
    }
    "release" {
        $HarborPath = "material"
        if (-not $Version) {
            # 从 VERSION.txt 读取版本号
            if (Test-Path "VERSION.txt") {
                $Version = (Get-Content "VERSION.txt" -Raw).Trim()
            } else {
                Write-Host "错误: 正式版必须指定版本号，或在 VERSION.txt 中定义" -ForegroundColor Red
                exit 1
            }
        }
        $DefaultTag = $Version
    }
}

$Tag = if ($Version) { $Version } else { $DefaultTag }
$FullImageName = "$HarborHost/$HarborProject/$HarborPath/${ImageName}:${Tag}"
$LatestImageName = "$HarborHost/$HarborProject/$HarborPath/${ImageName}:latest"

Write-Host "========================================" -ForegroundColor Cyan
Write-Host "素材系统镜像构建工具" -ForegroundColor Cyan
Write-Host "========================================" -ForegroundColor Cyan
Write-Host ""
Write-Host "环境: $Environment" -ForegroundColor Yellow
Write-Host "版本: $Tag" -ForegroundColor Yellow
Write-Host "镜像: $FullImageName" -ForegroundColor Yellow
Write-Host "推送: $(if ($Push) { '是' } else { '否' })" -ForegroundColor Yellow
Write-Host ""

# 检查 Docker 是否可用
try {
    docker version | Out-Null
} catch {
    Write-Host "错误: Docker 未安装或未运行" -ForegroundColor Red
    exit 1
}

# 优先加载本地基础镜像（避免网络问题）
$LocalImagePath = "docker-images/node/node-18-alpine.tar"
if (Test-Path $LocalImagePath) {
    Write-Host "检查本地基础镜像..." -ForegroundColor Gray
    $existingImage = docker images node:18-alpine --format "{{.ID}}" 2>$null
    if (-not $existingImage) {
        Write-Host "加载本地基础镜像: $LocalImagePath" -ForegroundColor Cyan
        docker load -i $LocalImagePath
        if ($LASTEXITCODE -eq 0) {
            Write-Host "本地基础镜像加载成功 ✓" -ForegroundColor Green
        } else {
            Write-Host "警告: 本地基础镜像加载失败，将尝试在线拉取" -ForegroundColor Yellow
        }
    } else {
        Write-Host "本地基础镜像已存在 ✓" -ForegroundColor Green
    }
} else {
    Write-Host "提示: 未找到本地基础镜像 ($LocalImagePath)，将使用在线拉取" -ForegroundColor Yellow
    Write-Host "  建议: 运行 'docker save node:18-alpine -o $LocalImagePath' 保存基础镜像" -ForegroundColor Gray
}
Write-Host ""

# 构建镜像
if (-not $NoBuild) {
    Write-Host "开始构建镜像..." -ForegroundColor Cyan
    Write-Host ""
    
    # 构建参数
    $buildArgs = @(
        "build",
        "-t", $FullImageName,
        "-t", $LatestImageName,
        "--build-arg", "APP_VERSION=$Tag",
        "."
    )
    
    # 执行构建
    $process = Start-Process -FilePath "docker" -ArgumentList $buildArgs -NoNewWindow -Wait -PassThru
    
    if ($process.ExitCode -ne 0) {
        Write-Host "构建失败!" -ForegroundColor Red
        exit 1
    }
    
    Write-Host ""
    Write-Host "构建完成 ✓" -ForegroundColor Green
    Write-Host ""
}

# 推送镜像
if ($Push) {
    Write-Host "检查 Harbor 登录状态..." -ForegroundColor Gray
    $loginCheck = docker login $HarborHost 2>&1
    if ($LASTEXITCODE -ne 0) {
        Write-Host "请先登录 Harbor:" -ForegroundColor Yellow
        Write-Host "  docker login $HarborHost" -ForegroundColor White
        exit 1
    }
    
    Write-Host "推送镜像到 Harbor..." -ForegroundColor Cyan
    Write-Host ""
    
    # 推送版本标签
    Write-Host "推送 $FullImageName ..." -ForegroundColor Gray
    docker push $FullImageName
    if ($LASTEXITCODE -ne 0) {
        Write-Host "推送失败!" -ForegroundColor Red
        exit 1
    }
    
    # 推送 latest 标签
    Write-Host "推送 $LatestImageName ..." -ForegroundColor Gray
    docker push $LatestImageName
    if ($LASTEXITCODE -ne 0) {
        Write-Host "推送失败!" -ForegroundColor Red
        exit 1
    }
    
    Write-Host ""
    Write-Host "推送完成 ✓" -ForegroundColor Green
}

Write-Host ""
Write-Host "========================================" -ForegroundColor Cyan
Write-Host "操作完成" -ForegroundColor Cyan
Write-Host "========================================" -ForegroundColor Cyan
Write-Host ""
Write-Host "镜像信息:" -ForegroundColor White
Write-Host "  版本标签: $FullImageName" -ForegroundColor Gray
Write-Host "  最新标签: $LatestImageName" -ForegroundColor Gray
Write-Host ""

if ($Environment -eq "release") {
    Write-Host "NOTICE: release image built. Customer delivery must pin the full version image, not latest:" -ForegroundColor Yellow
    Write-Host "  $FullImageName" -ForegroundColor White
    Write-Host "Current release/upgrade/rollback entry is root deploy-registry.ps1." -ForegroundColor Yellow
} else {
    Write-Host "NOTICE: test image built under material-dev." -ForegroundColor Yellow
    Write-Host "  After testing, publish release with:" -ForegroundColor Gray
    Write-Host "  .\deploy-registry.ps1 -Action PublishRelease -Version $Tag -RegistryHost <registry-host> -RegistryPassword `$registryPassword" -ForegroundColor White
}