<#
.SYNOPSIS
    Bookworm Portable - 仓库准备脚本
.DESCRIPTION
    将当前 .claude/ 目录初始化为 Git 仓库,
    排除敏感文件和大体积依赖, 推送到 Gitea.
.USAGE
    # 首次准备 (初始化 + 推送)
    .\prepare-repo.ps1 -GitUrl "http://8.138.11.105:3000/bookworm/bookworm-config.git"
#>

param(
    [Parameter(Mandatory=$true)]
    [string]$GitUrl
)

$ErrorActionPreference = "Stop"
$ClaudeDir = Join-Path $env:USERPROFILE ".claude"

Write-Host ""
Write-Host "  Bookworm Portable - 仓库准备" -ForegroundColor Cyan
Write-Host "  =============================" -ForegroundColor Cyan
Write-Host ""

if (-not (Test-Path $ClaudeDir)) {
    Write-Host "[ERROR] .claude 目录不存在: $ClaudeDir" -ForegroundColor Red
    exit 1
}

# 1. 拷贝 settings.template.json
$ScriptDir = Split-Path -Parent $MyInvocation.MyCommand.Path
$templateSrc = Join-Path $ScriptDir "settings.template.json"
$templateDst = Join-Path $ClaudeDir "settings.template.json"

if (Test-Path $templateSrc) {
    Copy-Item $templateSrc $templateDst -Force
    Write-Host "[1/6] settings.template.json 已放入 .claude/" -ForegroundColor Green
}
else {
    Write-Host "[1/6] [WARN] settings.template.json 不在脚本目录，请手动创建" -ForegroundColor Yellow
}

# 2. 创建 .gitignore
Write-Host "[2/6] 生成 .gitignore..." -ForegroundColor White
$gitignore = @"
# ===== Bookworm Portable .gitignore =====

# 凭证与密钥 (绝不提交)
.credentials.json
.hmac-key
secrets.enc
*.key
*.pem
*.token
*.secret
.env
.env.*

# 本地运行时 (每台机器不同)
settings.json
settings.local.json

# 大体积/不可移植目录
mcp-servers/
node_modules/
file-history/
vendor/

# 大体积 Skill (含二进制/node_modules，目标机按需安装)
skills/gstack/
skills/browse/
skills/*/dist/
skills/*/.git/
skills/*/node_modules/

# 测试文件 (28MB，不需要部署)
hooks/__tests__/

# 缓存与临时文件
cache/
paste-cache/
sessions/
shell-snapshots/
telemetry/
repos/
plugins/
tasks/
teams/
backups/

# 调试日志 (本地生成)
debug/

# 项目级会话数据 (含用户特定路径)
projects/

# 运营敏感数据
memory/

# OS 文件
Thumbs.db
desktop.ini
.DS_Store

# 数据库和临时文件
*.sqlite
*.db
*.test.tmp
"@

Set-Content (Join-Path $ClaudeDir ".gitignore") -Value $gitignore -Encoding UTF8
Write-Host "  [OK] .gitignore 已写入" -ForegroundColor Green

# 3. 初始化 Git 仓库
Write-Host "[3/6] 初始化 Git 仓库..." -ForegroundColor White
Push-Location $ClaudeDir
try {

if (-not (Test-Path ".git")) {
    git init
    git checkout -b main
    Write-Host "  [OK] Git 仓库已初始化" -ForegroundColor Green
}
else {
    Write-Host "  [!] 已有 .git，跳过初始化" -ForegroundColor Yellow
}

# 4. 暂存文件
Write-Host "[4/6] 暂存文件..." -ForegroundColor White
git add -A

# 人工确认待提交内容
$fileList = git diff --cached --name-only
$fileCount = ($fileList | Measure-Object -Line).Lines
$sizeEstimate = git diff --cached --stat | Select-Object -Last 1
Write-Host "  待提交: $fileCount 个文件" -ForegroundColor Gray
Write-Host "  $sizeEstimate" -ForegroundColor DarkGray

# 检查是否有异常大文件
$largeFiles = git diff --cached --numstat | ForEach-Object {
    $parts = $_ -split '\t'
    if ($parts[2]) { $parts[2] }
} | ForEach-Object {
    $item = Get-Item (Join-Path $ClaudeDir $_) -ErrorAction SilentlyContinue
    $size = if ($item) { $item.Length } else { 0 }
    if ($size -and $size -gt 1MB) {
        [PSCustomObject]@{ File = $_; SizeMB = [math]::Round($size / 1MB, 1) }
    }
}
if ($largeFiles) {
    Write-Host ""
    Write-Host "  [!] 发现大文件 (>1MB):" -ForegroundColor Yellow
    $largeFiles | ForEach-Object { Write-Host "      $($_.SizeMB)MB  $($_.File)" -ForegroundColor Yellow }
    Write-Host ""
}

$confirm = Read-Host "  确认提交以上文件? (y/n)"
if ($confirm -ne 'y') {
    Write-Host "  已取消" -ForegroundColor Yellow
    exit 0
}

# 5. 提交
Write-Host "[5/6] 提交..." -ForegroundColor White
git commit -m "Bookworm v6.5.1 portable commit

Includes: CLAUDE.md, skills (92), agents (18), hooks (29),
scripts, constitution, settings.template.json

Excludes: credentials, mcp-servers, node_modules, cache,
sessions, debug logs, project-specific data, gstack/browse binaries"

Write-Host "  [OK] 提交完成" -ForegroundColor Green

# 6. 推送到 Gitea
Write-Host "[6/6] 推送到 Gitea..." -ForegroundColor White
$remoteExists = git remote -v 2>$null | Select-String "origin"
if (-not $remoteExists) {
    git remote add origin $GitUrl
}
else {
    git remote set-url origin $GitUrl
}

Write-Host "  推送到: $GitUrl" -ForegroundColor Gray
git push -u origin main 2>&1 | ForEach-Object { Write-Host "  $_" }

} finally {
    Pop-Location
}

# 统计
$repoSize = git -C $ClaudeDir count-objects -vH 2>$null | Select-String "size-pack"
Write-Host ""
Write-Host "  ╔══════════════════════════════════════════╗" -ForegroundColor Green
Write-Host "  ║  仓库准备完成!                           ║" -ForegroundColor Green
Write-Host "  ╠══════════════════════════════════════════╣" -ForegroundColor Green
Write-Host "  ║  远程: $GitUrl  ║" -ForegroundColor Green
Write-Host "  ║  $repoSize                      ║" -ForegroundColor Green
Write-Host "  ╚══════════════════════════════════════════╝" -ForegroundColor Green
Write-Host ""
Write-Host "  下一步:" -ForegroundColor Yellow
Write-Host "  1. 运行 .\encrypt-secrets.ps1 创建加密凭证" -ForegroundColor Yellow
Write-Host "  2. 将 USB 内容复制到 U 盘:" -ForegroundColor Yellow
Write-Host "     install.ps1 + stop.ps1 + secrets.enc" -ForegroundColor Yellow
Write-Host "  3. 在目标机运行: .\install.ps1" -ForegroundColor Yellow