# OpenClaw VOC Skills Deploy Script v2.0.0
#
# Deploys skills, workshop playbook, and memory templates to OpenClaw
#
# Usage:
#   .\deploy-to-openclaw.ps1                         # Deploy everything
#   .\deploy-to-openclaw.ps1 -DryRun                 # Preview only
#   .\deploy-to-openclaw.ps1 -SkillsOnly             # Deploy skills only
#   .\deploy-to-openclaw.ps1 -WorkshopOnly            # Deploy workshop only
#   .\deploy-to-openclaw.ps1 -OpenClawDir "D:\path"  # Custom OpenClaw directory

param(
    [string]$OpenClawDir = "$env:USERPROFILE\.openclaw",
    [string]$ProjectRoot = (Split-Path (Split-Path $PSScriptRoot -Parent) -Parent),
    [switch]$SkillsOnly,
    [switch]$WorkshopOnly,
    [switch]$DryRun
)

$ErrorActionPreference = "Stop"
$utf8NoBom = New-Object System.Text.UTF8Encoding($false)

# ============================================
# Paths
# ============================================
$SkillsTarget    = Join-Path $OpenClawDir "skills"
$WorkspaceTarget = Join-Path $OpenClawDir "workspace"
$MemoryTarget    = Join-Path $WorkspaceTarget "memory"

$SkillCategories = @(
    "voc",
    "social-media",
    "competitor-analysis",
    "review-analysis",
    "synthesis",
    "social-voc",
    "douyin",
    "video-creation",
    "jimeng",
    "payment",
    "test"
)

# ============================================
# Helper Functions
# ============================================
function Remove-Bom {
    param([string]$FilePath)
    $bytes = [System.IO.File]::ReadAllBytes($FilePath)
    if ($bytes.Length -ge 3 -and $bytes[0] -eq 0xEF -and $bytes[1] -eq 0xBB -and $bytes[2] -eq 0xBF) {
        $clean = $bytes[3..($bytes.Length - 1)]
        [System.IO.File]::WriteAllBytes($FilePath, $clean)
        return $true
    }
    return $false
}

function Test-SkillValid {
    param([string]$SkillDir, [string]$SkillName)

    $skillMd  = Join-Path $SkillDir "SKILL.md"
    $apiConf  = Join-Path $SkillDir "api-config.json"

    if (-not (Test-Path $skillMd)) {
        Write-Host "    [SKIP] $SkillName - missing SKILL.md" -ForegroundColor DarkGray
        return $false
    }

    # Validate YAML frontmatter
    $mdContent = [System.IO.File]::ReadAllText($skillMd, [System.Text.Encoding]::UTF8)
    if ($mdContent -notmatch "^---\s*\r?\n") {
        Write-Host "    [WARN] $SkillName - SKILL.md missing YAML frontmatter" -ForegroundColor Yellow
    }

    # Validate api-config.json if exists
    if (Test-Path $apiConf) {
        try {
            $null = Get-Content $apiConf -Raw -Encoding UTF8 | ConvertFrom-Json
        } catch {
            Write-Host "    [ERROR] $SkillName - invalid JSON in api-config.json" -ForegroundColor Red
            return $false
        }
    }

    return $true
}

function Deploy-File {
    param([string]$Source, [string]$Dest, [string]$Label)

    if ($DryRun) {
        $tag = if (Test-Path $Dest) { "UPDATE" } else { "NEW" }
        Write-Host "    [$tag] $Label" -ForegroundColor White
    } else {
        $destDir = Split-Path $Dest -Parent
        if (-not (Test-Path $destDir)) {
            New-Item -ItemType Directory -Path $destDir -Force | Out-Null
        }
        Copy-Item $Source -Destination $Dest -Force
    }
}

# ============================================
# Banner
# ============================================
Write-Host ""
Write-Host "  ====================================================" -ForegroundColor Cyan
Write-Host "    OpenClaw VOC Skills Deploy  v2.0.0" -ForegroundColor Cyan
Write-Host "  ====================================================" -ForegroundColor Cyan
Write-Host ""
Write-Host "  Project:   $ProjectRoot"
Write-Host "  OpenClaw:  $OpenClawDir"
if ($DryRun)       { Write-Host "  Mode:      DRY RUN (preview only)" -ForegroundColor Yellow }
if ($SkillsOnly)   { Write-Host "  Scope:     Skills only" -ForegroundColor Yellow }
if ($WorkshopOnly) { Write-Host "  Scope:     Workshop only" -ForegroundColor Yellow }
Write-Host ""

# Pre-flight check
if (-not (Test-Path $OpenClawDir)) {
    Write-Host "  [ERROR] OpenClaw directory not found: $OpenClawDir" -ForegroundColor Red
    Write-Host "  Is OpenClaw installed? Specify -OpenClawDir to override." -ForegroundColor Yellow
    exit 1
}

$totalDeployed = 0
$totalSkipped  = 0
$totalErrors   = 0
$bomFixed      = 0

# ============================================
# Part 1: Deploy Skills
# ============================================
if (-not $WorkshopOnly) {
    Write-Host "  [1/3] Deploying Skills" -ForegroundColor Cyan
    Write-Host "  $('-' * 48)"

    if (-not $DryRun -and -not (Test-Path $SkillsTarget)) {
        New-Item -ItemType Directory -Path $SkillsTarget -Force | Out-Null
    }

    foreach ($cat in $SkillCategories) {
        $catPath = Join-Path $ProjectRoot $cat
        if (-not (Test-Path $catPath)) { continue }

        $skillDirs = Get-ChildItem -Directory -Path $catPath -ErrorAction SilentlyContinue
        if ($null -eq $skillDirs -or $skillDirs.Count -eq 0) { continue }

        Write-Host "  [$cat]" -ForegroundColor DarkCyan

        foreach ($skillDir in $skillDirs) {
            $skillName = $skillDir.Name

            if (-not (Test-SkillValid $skillDir.FullName $skillName)) {
                $totalSkipped++
                continue
            }

            $destDir = Join-Path $SkillsTarget $skillName

            if ($DryRun) {
                $tag = if (Test-Path $destDir) { "UPDATE" } else { "NEW" }
                Write-Host "    [$tag] $skillName" -ForegroundColor White
            } else {
                if (Test-Path $destDir) {
                    Remove-Item -Recurse -Force $destDir
                }
                New-Item -ItemType Directory -Path $destDir -Force | Out-Null

                Get-ChildItem -File -Path $skillDir.FullName | ForEach-Object {
                    Copy-Item $_.FullName -Destination $destDir
                }

                # Fix UTF-8 BOM in SKILL.md (causes OpenClaw parsing failures)
                $deployedMd = Join-Path $destDir "SKILL.md"
                if (Test-Path $deployedMd) {
                    if (Remove-Bom $deployedMd) {
                        $bomFixed++
                    }
                }

                Write-Host "    [OK] $skillName" -ForegroundColor Green
            }

            $totalDeployed++
        }
    }

    # Also deploy workshop skills (e.g. brand-context-builder)
    $workshopSkillsPath = Join-Path $ProjectRoot "workshop"
    if (Test-Path $workshopSkillsPath) {
        $wsSkills = Get-ChildItem -Directory -Path $workshopSkillsPath | Where-Object {
            Test-Path (Join-Path $_.FullName "SKILL.md")
        }

        if ($wsSkills.Count -gt 0) {
            Write-Host "  [workshop skills]" -ForegroundColor DarkCyan
            foreach ($ws in $wsSkills) {
                $skillName = $ws.Name
                $destDir = Join-Path $SkillsTarget $skillName

                if ($DryRun) {
                    $tag = if (Test-Path $destDir) { "UPDATE" } else { "NEW" }
                    Write-Host "    [$tag] $skillName" -ForegroundColor White
                } else {
                    if (Test-Path $destDir) { Remove-Item -Recurse -Force $destDir }
                    New-Item -ItemType Directory -Path $destDir -Force | Out-Null
                    Get-ChildItem -File -Path $ws.FullName | ForEach-Object {
                        Copy-Item $_.FullName -Destination $destDir
                    }
                    $deployedMd = Join-Path $destDir "SKILL.md"
                    if (Test-Path $deployedMd) { if (Remove-Bom $deployedMd) { $bomFixed++ } }
                    Write-Host "    [OK] $skillName" -ForegroundColor Green
                }
                $totalDeployed++
            }
        }
    }

    Write-Host ""
}

# ============================================
# Part 2: Deploy Workshop Playbook
# ============================================
if (-not $SkillsOnly) {
    Write-Host "  [2/3] Deploying Workshop Playbook" -ForegroundColor Cyan
    Write-Host "  $('-' * 48)"

    $playbookSrc = Join-Path $ProjectRoot "workshop\workshop-voc-playbook.md"
    if (Test-Path $playbookSrc) {
        $playbookDest = Join-Path $WorkspaceTarget "workshop-voc-playbook.md"
        Deploy-File $playbookSrc $playbookDest "workshop-voc-playbook.md"
        if (-not $DryRun) { Write-Host "    [OK] workshop-voc-playbook.md" -ForegroundColor Green }
        $totalDeployed++
    } else {
        Write-Host "    [SKIP] workshop-voc-playbook.md not found" -ForegroundColor DarkGray
    }

    Write-Host ""
}

# ============================================
# Part 3: Deploy Memory Templates
# ============================================
if (-not $SkillsOnly) {
    Write-Host "  [3/3] Deploying Memory Templates" -ForegroundColor Cyan
    Write-Host "  $('-' * 48)"

    $memSrc = Join-Path $ProjectRoot "workshop\memory-templates"
    if (Test-Path $memSrc) {
        if (-not $DryRun -and -not (Test-Path $MemoryTarget)) {
            New-Item -ItemType Directory -Path $MemoryTarget -Force | Out-Null
        }

        Get-ChildItem -File -Path $memSrc -Filter "*.json" | ForEach-Object {
            $dest = Join-Path $MemoryTarget $_.Name
            Deploy-File $_.FullName $dest $_.Name
            if (-not $DryRun) { Write-Host "    [OK] $($_.Name)" -ForegroundColor Green }
            $totalDeployed++
        }
    } else {
        Write-Host "    [SKIP] memory-templates directory not found" -ForegroundColor DarkGray
    }

    Write-Host ""
}

# ============================================
# Part 4: Credentials Template
# ============================================
if (-not $DryRun -and -not $WorkshopOnly) {
    $credTemplate = Join-Path $ProjectRoot "__config\voc-credentials.template.json"
    $credTarget   = Join-Path $OpenClawDir "voc-credentials.template.json"
    $credFile     = Join-Path $OpenClawDir "voc-credentials.json"
    if (Test-Path $credTemplate) {
        Copy-Item $credTemplate -Destination $credTarget -Force
        if (-not (Test-Path $credFile)) {
            Write-Host "  [INFO] Credentials template copied. Fill in vocToken in:" -ForegroundColor Yellow
            Write-Host "         $credFile" -ForegroundColor Yellow
        }
    }
}

# ============================================
# Summary
# ============================================
Write-Host "  ====================================================" -ForegroundColor Cyan
Write-Host "    Deploy Summary" -ForegroundColor Cyan
Write-Host "  ====================================================" -ForegroundColor Cyan
Write-Host ""
Write-Host "    Deployed:    $totalDeployed"
Write-Host "    Skipped:     $totalSkipped"
Write-Host "    Errors:      $totalErrors"
if ($bomFixed -gt 0) {
    Write-Host "    BOM fixed:   $bomFixed" -ForegroundColor Yellow
}
Write-Host ""

if ($DryRun) {
    Write-Host "  Remove -DryRun to execute actual deployment." -ForegroundColor Yellow
} else {
    Write-Host "  Done! Restart OpenClaw gateway to load new skills." -ForegroundColor Green
    Write-Host ""
    Write-Host "  Verify:" -ForegroundColor DarkGray
    Write-Host "    openclaw skills list" -ForegroundColor DarkGray
    Write-Host "    openclaw skills info <skill-name>" -ForegroundColor DarkGray
}
Write-Host ""