# Copyright 2026 Alibaba Group
# Licensed under the Apache License, Version 2.0
#
# One-command installer for dws dev on native Windows (PowerShell).
# Downloads the dev binary (dws.exe) + dingtalk-misc skill (hosts open-platform app docs) from the DingTalk-Real-AI GitHub Releases.
#
# Usage:
#   irm https://raw.githubusercontent.com/DingTalk-Real-AI/dingtalk-workspace-cli/main/scripts/install-devapp.ps1 | iex
#
# Env (all optional):
#   DEVAPP_REPO      repo holding dev releases (default: DingTalk-Real-AI/dingtalk-workspace-cli)
#   DEVAPP_VERSION   pin a release tag (default: latest release)
#   DWS_ARCH         architecture override (amd64 or arm64)
#   DWS_INSTALL_DIR  binary dir (default: ~/.local/bin)
#   DWS_NO_SKILLS    set 1 to skip the dev skill

$ErrorActionPreference = "Stop"

$Repo       = if ($env:DEVAPP_REPO) { $env:DEVAPP_REPO } else { "DingTalk-Real-AI/dingtalk-workspace-cli" }
$Version    = $env:DEVAPP_VERSION
$InstallDir = if ($env:DWS_INSTALL_DIR) { $env:DWS_INSTALL_DIR } else { Join-Path $HOME ".local\bin" }
$NoSkills   = $env:DWS_NO_SKILLS -eq "1"
$SkillName  = "dingtalk-misc"

# vercel-labs/skills agents.ts (c6f69c6). Each row is
# id|universal|effective global directory; '-' means no global directory.
$AgentRegistryRows = @(
    "aider-desk|0|.aider-desk\skills", "amp|1|.config\agents\skills",
    "antigravity|1|.gemini\antigravity\skills", "antigravity-cli|1|.gemini\antigravity-cli\skills",
    "astrbot|0|.astrbot\data\skills", "autohand-code|0|.autohand\skills", "augment|0|.augment\skills",
    "bob|0|.bob\skills", "claude-code|0|.claude\skills", "openclaw|0|.openclaw\skills",
    "cline|1|.agents\skills", "codearts-agent|0|.codeartsdoer\skills", "codebuddy|0|.codebuddy\skills",
    "codemaker|0|.codemaker\skills", "codestudio|0|.codestudio\skills", "codex|1|.codex\skills",
    "command-code|0|.commandcode\skills", "continue|0|.continue\skills", "cortex|0|.snowflake\cortex\skills",
    "crush|0|.config\crush\skills", "cursor|1|.cursor\skills", "deepagents|1|.deepagents\agent\skills",
    "devin|0|.config\devin\skills", "dexto|1|.agents\skills", "droid|0|.factory\skills", "eve|0|-",
    "firebender|1|.firebender\skills", "forgecode|0|.forge\skills", "gemini-cli|1|.gemini\skills",
    "github-copilot|1|.copilot\skills", "goose|0|.config\goose\skills", "grok|0|.grok\skills",
    "hermes-agent|0|.hermes\skills", "inference-sh|0|.inferencesh\skills", "jazz|0|.jazz\skills",
    "junie|0|.junie\skills", "iflow-cli|0|.iflow\skills", "kilo|0|.kilocode\skills",
    "kimchi|0|.config\kimchi\harness\skills", "kimi-code-cli|1|.agents\skills", "kiro-cli|0|.kiro\skills",
    "kode|0|.kode\skills", "lingma|0|.lingma\skills", "loaf|1|.agents\skills", "mcpjam|0|.mcpjam\skills",
    "minimax-code|0|.minimax\skills", "mistral-vibe|0|.vibe\skills", "moxby|0|.moxby\skills",
    "mux|0|.mux\skills", "opencode|1|.config\opencode\skills", "openhands|0|.openhands\skills",
    "ona|0|.ona\skills", "pi|0|.pi\agent\skills", "qoder|0|.qoder\skills", "qoder-cn|0|.qoder-cn\skills",
    "qwen-code|0|.qwen\skills", "replit|1|.config\agents\skills", "reasonix|0|.reasonix\skills",
    "rovodev|0|.rovodev\skills", "roo|0|.roo\skills", "tabnine-cli|0|.tabnine\agent\skills",
    "terramind|0|.terramind\skills", "tinycloud|0|.tinycloud\skills", "trae|0|.trae\skills",
    "trae-cn|0|.trae-cn\skills", "warp|1|.agents\skills", "windsurf|0|.codeium\windsurf\skills",
    "zed|1|.agents\skills", "zcode|0|.zcode\skills", "zencoder|0|.zencoder\skills",
    "zenflow|0|.zencoder\skills", "neovate|0|.neovate\skills", "pochi|0|.pochi\skills",
    "promptscript|1|-", "adal|0|.adal\skills", "universal|1|.config\agents\skills"
)
$LegacyAgentCleanupRows = @(
    "dws-qoderwork|0|.qoderwork\skills", "dws-legacy-github|1|.github\skills",
    "dws-legacy-amp|1|.amp\skills", "dws-legacy-cline|1|.cline\skills",
    "dws-legacy-windsurf|1|.windsurf\skills"
)

function Say($m) { Write-Host "  $m" }
function Die($m) { Write-Host "  X $m" -ForegroundColor Red; exit 1 }

function Resolve-AgentBase([string]$row) {
    $parts = $row.Split('|')
    $id = $parts[0]
    if ($parts[2] -eq "-") { return $null }
    switch ($id) {
        "autohand-code" { if ($env:AUTOHAND_HOME) { return Join-Path $env:AUTOHAND_HOME "skills" } }
        "claude-code" { if ($env:CLAUDE_CONFIG_DIR) { return Join-Path $env:CLAUDE_CONFIG_DIR "skills" } }
        "codex" { if ($env:CODEX_HOME) { return Join-Path $env:CODEX_HOME "skills" } }
        "grok" { if ($env:GROK_HOME) { return Join-Path $env:GROK_HOME "skills" } }
        "hermes-agent" { if ($env:HERMES_HOME) { return Join-Path $env:HERMES_HOME "skills" } }
        "mistral-vibe" { if ($env:VIBE_HOME) { return Join-Path $env:VIBE_HOME "skills" } }
        "openclaw" {
            foreach ($legacy in @(".openclaw", ".clawdbot", ".moltbot")) {
                $candidate = Join-Path $HOME $legacy
                if (Test-Path $candidate -PathType Container) { return Join-Path $candidate "skills" }
            }
        }
        { $_ -in @("amp", "replit", "universal") } {
            $xdg = if ($env:XDG_CONFIG_HOME) { $env:XDG_CONFIG_HOME } else { Join-Path $HOME ".config" }
            return Join-Path $xdg "agents\skills"
        }
        { $_ -in @("crush", "devin", "goose", "kimchi", "opencode") } {
            $xdg = if ($env:XDG_CONFIG_HOME) { $env:XDG_CONFIG_HOME } else { Join-Path $HOME ".config" }
            $child = switch ($id) { "crush" { "crush\skills" }; "devin" { "devin\skills" }; "goose" { "goose\skills" }; "kimchi" { "kimchi\harness\skills" }; default { "opencode\skills" } }
            return Join-Path $xdg $child
        }
    }
    return Join-Path $HOME $parts[2]
}

function Test-AgentBaseDetected([string]$id, [string]$base) {
    $parent = Split-Path $base -Parent
    switch ($id) {
        "kimchi" { return Test-Path (Split-Path $parent -Parent) -PathType Container }
        "tabnine-cli" { return Test-Path (Split-Path $parent -Parent) -PathType Container }
        "zcode" { return (Test-Path $parent -PathType Container) -or (Test-Path "/Applications/ZCode.app" -PathType Container) }
        "minimax-code" { return (Test-Path $parent -PathType Container) -or (Test-Path "/Applications/MiniMax Code.app" -PathType Container) }
        default { return Test-Path $parent -PathType Container }
    }
}

function Test-PathLexically([string]$path) {
    try { Get-Item -LiteralPath $path -Force -ErrorAction Stop | Out-Null; return $true } catch {}
    $parent = Split-Path $path -Parent; $leaf = Split-Path $path -Leaf
    if (!(Test-Path $parent -PathType Container)) { return $false }
    return $null -ne (Get-ChildItem -LiteralPath $parent -Force -ErrorAction SilentlyContinue |
        Where-Object { $_.Name -eq $leaf } | Select-Object -First 1)
}

function Backup-DevSkill([string]$path) {
    if (!(Test-PathLexically $path)) { return }
    $backupRoot = Join-Path $HOME ".dws\skill-backups\$([DateTime]::UtcNow.ToString('yyyyMMdd-HHmmss'))"
    New-Item -ItemType Directory -Path $backupRoot -Force -ErrorAction Stop | Out-Null
    $target = Join-Path $backupRoot (Split-Path $path -Leaf)
    while (Test-PathLexically $target) { $target += "-$([guid]::NewGuid().ToString('N'))" }
    Move-Item -LiteralPath $path -Destination $target -ErrorAction Stop
}

function Get-Arch {
    if ($env:DWS_ARCH -eq "amd64" -or $env:DWS_ARCH -eq "arm64") { return $env:DWS_ARCH }
    try {
        switch ([System.Runtime.InteropServices.RuntimeInformation]::OSArchitecture) {
            "X64"   { return "amd64" }
            "Arm64" { return "arm64" }
        }
    } catch {}
    switch ($env:PROCESSOR_ARCHITECTURE) {
        "AMD64" { return "amd64" }
        "ARM64" { return "arm64" }
        default { Die "Could not detect architecture. Set DWS_ARCH to amd64 or arm64." }
    }
}

# Read the releases list (newest first) and take the top tag, so this also works
# if a release is ever published as a prerelease (which /releases/latest skips).
if (-not $Version) {
    try {
        $rel = Invoke-RestMethod -Uri "https://api.github.com/repos/$Repo/releases?per_page=1" `
            -Headers @{ "User-Agent" = "dws-devapp-installer" } -UseBasicParsing
        $Version = $rel[0].tag_name
    } catch {}
    if (-not $Version) { Die "No release found on $Repo. Set DEVAPP_VERSION to a published release tag." }
}

$arch = Get-Arch
$tmp  = Join-Path $env:TEMP ("dws-dev-" + [System.Guid]::NewGuid().ToString())
New-Item -ItemType Directory -Path $tmp -Force | Out-Null

Write-Host ""
Say "dws dev installer (Windows, pre-built binary)"
Say "Repo:    $Repo"
Say "Version: $Version"
Say "Target:  windows/$arch"
Write-Host ""

# 1) binary
$asset = "dws-windows-$arch.zip"
$zip   = Join-Path $tmp $asset
Say "Downloading $asset ..."
try {
    Invoke-WebRequest -Uri "https://github.com/$Repo/releases/download/$Version/$asset" `
        -OutFile $zip -UseBasicParsing
} catch { Die "Binary download failed - does release $Version have $asset?" }

Expand-Archive -Path $zip -DestinationPath $tmp -Force
$exe = Get-ChildItem -Path $tmp -Recurse -Filter "dws.exe" | Select-Object -First 1
if (-not $exe) { Die "dws.exe not found inside $asset" }
if (-not (Test-Path $InstallDir)) { New-Item -ItemType Directory -Path $InstallDir -Force | Out-Null }
Copy-Item -Path $exe.FullName -Destination (Join-Path $InstallDir "dws.exe") -Force
Say "Binary -> $InstallDir\dws.exe"

# 2) dev skill from the release's skills bundle
if (-not $NoSkills) {
    try {
        $skzip = Join-Path $tmp "dws-skills.zip"
        Invoke-WebRequest -Uri "https://github.com/$Repo/releases/download/$Version/dws-skills.zip" `
            -OutFile $skzip -UseBasicParsing
        $skdir = Join-Path $tmp "sk"
        Expand-Archive -Path $skzip -DestinationPath $skdir -Force

        $src = $null
        foreach ($c in @("multi\$SkillName", "skills\multi\$SkillName", "$SkillName")) {
            $p = Join-Path $skdir $c
            if (Test-Path (Join-Path $p "SKILL.md")) { $src = $p; break }
        }
        if ($src) {
            # cache so `dws skill setup --mode multi` can find a source later
            $cache = Join-Path $HOME ".dws\skills\multi\$SkillName"
            if (Test-Path $cache) { Remove-Item -Recurse -Force $cache }
            New-Item -ItemType Directory -Path $cache -Force | Out-Null
            Copy-Item -Path "$src\*" -Destination $cache -Recurse -Force

            $canonicalBase = Join-Path $HOME ".agents\skills"
            $canonical = Join-Path $canonicalBase $SkillName
            Backup-DevSkill $canonical
            New-Item -ItemType Directory -Path $canonical -Force | Out-Null
            Copy-Item -Path "$src\*" -Destination $canonical -Recurse -Force
            $installed = 1
            $seen = [System.Collections.Generic.HashSet[string]]::new([System.StringComparer]::OrdinalIgnoreCase)
            foreach ($row in @($AgentRegistryRows) + @($LegacyAgentCleanupRows)) {
                $parts = $row.Split('|'); $universal = $parts[1] -eq "1"
                $base = Resolve-AgentBase $row
                if ([string]::IsNullOrWhiteSpace($base)) { continue }
                $baseKey = [System.IO.Path]::GetFullPath($base).TrimEnd([char[]]@('\', '/'))
                if (!$seen.Add($baseKey) -or $baseKey -eq [System.IO.Path]::GetFullPath($canonicalBase).TrimEnd([char[]]@('\', '/'))) { continue }
                if (!(Test-AgentBaseDetected $parts[0] $base)) { continue }
                $dest = Join-Path $base $SkillName
                if ($universal) { Backup-DevSkill $dest; continue }
                New-Item -ItemType Directory -Path $base -Force | Out-Null
                Backup-DevSkill $dest
                try { New-Item -ItemType Junction -Path $dest -Target ([System.IO.Path]::GetFullPath($canonical)) -ErrorAction Stop | Out-Null }
                catch { New-Item -ItemType Directory -Path $dest -Force | Out-Null; Copy-Item -Path "$src\*" -Destination $dest -Recurse -Force }
                $installed++
            }
            Say "Skill dingtalk-misc -> $installed agent dir(s)"
        } else {
            Say "(dingtalk-misc not found in skills bundle; skipped)"
        }
    } catch {
        Say "(skill install skipped: $($_.Exception.Message))"
    }
}

Remove-Item -Recurse -Force $tmp -ErrorAction SilentlyContinue

Write-Host ""
Say "Done. Next steps:"
Say "  dws version"
Say "  dws auth login"
Say "  dws dev --help --format json"
Write-Host ""
if (($env:Path -split ';') -notcontains $InstallDir) {
    Say "Note: $InstallDir is not on PATH. Add it (new terminal after):"
    Say "  [Environment]::SetEnvironmentVariable('Path', `"`$env:Path;$InstallDir`", 'User')"
}