# Planification - gestionnaire graphique du helper de sync.        // 2026.1.5 - QRO
# Developpe par Quentin Rouiller (QRO) - DGNSI, Canton de Vaud.
# Licence MIT - voir le fichier LICENSE.
#
# Fenetre avec : Installer / Mettre a jour, Reparer, Desinstaller.
# Per-user (HKCU), sans admin, sans signature. Lance par Gerer.cmd.
#
# Structure du paquet : Gerer.cmd (racine), bin\ (manage/host/tray/.vbs),
# assets\ (icon.png). Structure installee (%LOCALAPPDATA%\Planification) :
# bin\ (host.ps1, host.bat, tray.ps1, tray.vbs), assets\ (icon.png),
# manifests\ (nm-*.json), activity.log (a la racine).

$ErrorActionPreference = 'Stop'
Add-Type -AssemblyName System.Windows.Forms
Add-Type -AssemblyName System.Drawing

$HostName      = 'ch.netaplaid.planification'
$ExtIdChromium = 'hlkepgcngeckdbapafkheondiagjgphc'
$ExtIdFirefox  = 'planification-dgnsi@netaplaid.ch'

$ScriptDir = if ($PSScriptRoot) { $PSScriptRoot } else { Split-Path -Parent $MyInvocation.MyCommand.Path }  # paquet\bin
$PkgRoot   = Split-Path -Parent $ScriptDir                                                                   # paquet\

$InstallDir       = Join-Path $env:LOCALAPPDATA 'Planification'
$InstallBin       = Join-Path $InstallDir 'bin'
$InstallAssets    = Join-Path $InstallDir 'assets'
$InstallManifests = Join-Path $InstallDir 'manifests'

function Get-HostVersion([string]$psFile) {
  if (Test-Path -LiteralPath $psFile) {
    $m = Select-String -LiteralPath $psFile -Pattern "HOST_VERSION\s*=\s*'([^']*)'" -ErrorAction SilentlyContinue
    if ($m) { return $m.Matches[0].Groups[1].Value }
  }
  return $null
}

function Stop-Tray {
  Get-CimInstance Win32_Process -Filter "Name='wscript.exe'" -ErrorAction SilentlyContinue |
    Where-Object { $_.CommandLine -like '*tray.vbs*' } |
    ForEach-Object { Stop-Process -Id $_.ProcessId -Force -ErrorAction SilentlyContinue }
  Get-CimInstance Win32_Process -Filter "Name='powershell.exe'" -ErrorAction SilentlyContinue |
    Where-Object { $_.CommandLine -like '*tray.ps1*' } |
    ForEach-Object { Stop-Process -Id $_.ProcessId -Force -ErrorAction SilentlyContinue }
}

function Install-Host {
  Stop-Tray
  foreach ($d in @($InstallBin, $InstallAssets, $InstallManifests)) { New-Item -ItemType Directory -Path $d -Force | Out-Null }

  # Scripts -> bin\ (ecriture fraiche = pas de Mark of the Web).
  # v2026.1.7 - on copie AUSSI manage.ps1 dans l'install pour que le gestionnaire
  # (Reparer / Desinstaller) reste accessible via le Menu Demarrer meme apres
  # suppression du dossier du paquet.
  foreach ($name in @('host.ps1', 'tray.ps1', 'manage.ps1')) {
    $src = Join-Path $ScriptDir $name
    if (Test-Path -LiteralPath $src) {
      Get-Content -LiteralPath $src -Raw | Set-Content -LiteralPath (Join-Path $InstallBin $name) -Encoding UTF8
      Unblock-File -LiteralPath (Join-Path $InstallBin $name) -ErrorAction SilentlyContinue
    }
  }
  $srcVbs = Join-Path $ScriptDir 'tray.vbs'
  if (Test-Path -LiteralPath $srcVbs) {
    Get-Content -LiteralPath $srcVbs -Raw | Set-Content -LiteralPath (Join-Path $InstallBin 'tray.vbs') -Encoding ASCII
    Unblock-File -LiteralPath (Join-Path $InstallBin 'tray.vbs') -ErrorAction SilentlyContinue
  }

  # Icone -> assets\ (binaire : Copy-Item).
  $srcIcon = Join-Path $PkgRoot 'assets\icon.png'
  if (Test-Path -LiteralPath $srcIcon) { Copy-Item -LiteralPath $srcIcon -Destination (Join-Path $InstallAssets 'icon.png') -Force }

  # Wrapper .bat dans bin\ (host.ps1 est dans le meme dossier -> %~dp0host.ps1).
  $dstBat = Join-Path $InstallBin 'host.bat'
  Set-Content -LiteralPath $dstBat -Encoding ASCII -Value @(
    '@echo off',
    'powershell.exe -NoProfile -NonInteractive -ExecutionPolicy Bypass -File "%~dp0host.ps1" %*'
  )

  # Manifests natifs -> manifests\ (path = bin\host.bat).
  $manChromium = Join-Path $InstallManifests 'nm-chromium.json'
  $manFirefox  = Join-Path $InstallManifests 'nm-firefox.json'
  (([ordered]@{ name=$HostName; description='Planification cache sync host'; path=$dstBat; type='stdio'; allowed_origins=@("chrome-extension://$ExtIdChromium/") }) | ConvertTo-Json -Depth 5) | Set-Content -LiteralPath $manChromium -Encoding UTF8
  (([ordered]@{ name=$HostName; description='Planification cache sync host'; path=$dstBat; type='stdio'; allowed_extensions=@($ExtIdFirefox) }) | ConvertTo-Json -Depth 5) | Set-Content -LiteralPath $manFirefox -Encoding UTF8

  function Reg([string]$base, [string]$manifest) {
    $key = Join-Path $base $HostName
    New-Item -Path $key -Force | Out-Null
    Set-Item -Path $key -Value $manifest
  }
  Reg 'HKCU:\Software\Google\Chrome\NativeMessagingHosts'  $manChromium
  Reg 'HKCU:\Software\Microsoft\Edge\NativeMessagingHosts' $manChromium
  Reg 'HKCU:\Software\Mozilla\NativeMessagingHosts'        $manFirefox

  # v2026.1.7 - le tray ne demarre PLUS au login et n'est PLUS lance a l'install.
  # Il est demarre A LA DEMANDE par host.ps1 quand l'extension se connecte, et
  # s'auto-ferme apres 2 h sans activite. On retire l'ancien autostart s'il
  # existe (installs precedentes) pour que "de base = eteint".
  Remove-ItemProperty -Path 'HKCU:\Software\Microsoft\Windows\CurrentVersion\Run' -Name 'PlanificationTray' -ErrorAction SilentlyContinue

  # v2026.1.7 - Menu Demarrer : raccourci vers le gestionnaire installe
  # (Installer / Reparer / Desinstaller), retrouvable sans le dossier du paquet.
  # 1) lanceur .vbs (fenetre PowerShell masquee) du manage.ps1 installe.
  $dstGererVbs = Join-Path $InstallBin 'gerer.vbs'
  Set-Content -LiteralPath $dstGererVbs -Encoding ASCII -Value @(
    "' Lance le gestionnaire Planification (fenetre PowerShell masquee).",
    'Set sh  = CreateObject("WScript.Shell")',
    'Set fso = CreateObject("Scripting.FileSystemObject")',
    'dir = fso.GetParentFolderName(WScript.ScriptFullName)',
    'sh.Run "powershell.exe -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -File """ & dir & "\manage.ps1""", 0, False'
  )
  # 2) icone .ico (depuis icon.png) pour le raccourci, best-effort.
  $icoPath = Join-Path $InstallAssets 'icon.ico'
  try {
    $pngForIco = Join-Path $InstallAssets 'icon.png'
    if (Test-Path -LiteralPath $pngForIco) {
      Add-Type -AssemblyName System.Drawing
      $bmp = New-Object System.Drawing.Bitmap($pngForIco)
      $ico = [System.Drawing.Icon]::FromHandle($bmp.GetHicon())
      $fs  = [System.IO.File]::Create($icoPath)
      $ico.Save($fs); $fs.Close()
    }
  } catch { $icoPath = $null }
  # 3) raccourcis .lnk dans le Menu Demarrer (deux entrees) :
  #    - "gerer"    -> manage.ps1 (installer / reparer / desinstaller)
  #    - "demarrer" -> tray.vbs   (relance/affiche la sync a la demande)
  $dstTrayVbs = Join-Path $InstallBin 'tray.vbs'
  try {
    $startDir = Join-Path $env:APPDATA 'Microsoft\Windows\Start Menu\Programs'
    New-Item -ItemType Directory -Path $startDir -Force | Out-Null
    # Nettoyage de l'ancien nom de raccourci (installs precedentes).
    Remove-Item -LiteralPath (Join-Path $startDir 'Planification - synchronisation.lnk') -Force -ErrorAction SilentlyContinue
    $ws = New-Object -ComObject WScript.Shell
    function New-Lnk([string]$name, [string]$targetVbs, [string]$desc) {
      $sc = $ws.CreateShortcut((Join-Path $startDir $name))
      $sc.TargetPath       = 'wscript.exe'
      $sc.Arguments        = '"' + $targetVbs + '"'
      $sc.WorkingDirectory = $InstallBin
      $sc.Description      = $desc
      if ($icoPath -and (Test-Path -LiteralPath $icoPath)) { $sc.IconLocation = "$icoPath,0" }
      $sc.Save()
    }
    New-Lnk 'Planification - gerer.lnk' $dstGererVbs 'Gerer la synchronisation Planification (installer / reparer / desinstaller)'
    New-Lnk 'Planification - demarrer la synchro.lnk' $dstTrayVbs 'Demarrer / afficher la synchronisation Planification'
  } catch {}
}

function Uninstall-Host {
  Stop-Tray
  Remove-ItemProperty -Path 'HKCU:\Software\Microsoft\Windows\CurrentVersion\Run' -Name 'PlanificationTray' -ErrorAction SilentlyContinue
  foreach ($base in @(
      'HKCU:\Software\Google\Chrome\NativeMessagingHosts',
      'HKCU:\Software\Microsoft\Edge\NativeMessagingHosts',
      'HKCU:\Software\Mozilla\NativeMessagingHosts')) {
    Remove-Item -Path (Join-Path $base $HostName) -Recurse -Force -ErrorAction SilentlyContinue
  }
  if (Test-Path -LiteralPath $InstallDir) { Remove-Item -LiteralPath $InstallDir -Recurse -Force -ErrorAction SilentlyContinue }
  # v2026.1.7 - retirer les raccourcis du Menu Demarrer (hors InstallDir).
  $startDir = Join-Path $env:APPDATA 'Microsoft\Windows\Start Menu\Programs'
  foreach ($lnk in @('Planification - synchronisation.lnk', 'Planification - gerer.lnk', 'Planification - demarrer la synchro.lnk')) {
    Remove-Item -LiteralPath (Join-Path $startDir $lnk) -Force -ErrorAction SilentlyContinue
  }
}

# ----------------------------- Interface -----------------------------------
$available = Get-HostVersion (Join-Path $ScriptDir 'host.ps1')

$form = New-Object System.Windows.Forms.Form
$form.Text = 'Planification - synchronisation'
$form.Size = New-Object System.Drawing.Size(460, 320)
$form.StartPosition = 'CenterScreen'
$form.FormBorderStyle = 'FixedSingle'
$form.MaximizeBox = $false
try {
  $ic = Join-Path $PkgRoot 'assets\icon.png'
  if (Test-Path -LiteralPath $ic) { $form.Icon = [System.Drawing.Icon]::FromHandle((New-Object System.Drawing.Bitmap($ic)).GetHicon()) }
} catch {}

$title = New-Object System.Windows.Forms.Label
$title.Text = 'Synchronisation du planning entre postes'
$title.Font = New-Object System.Drawing.Font('Segoe UI', 11, [System.Drawing.FontStyle]::Bold)
$title.AutoSize = $true
$title.Location = New-Object System.Drawing.Point(18, 16)
$form.Controls.Add($title)

$status = New-Object System.Windows.Forms.Label
$status.AutoSize = $false
$status.Size = New-Object System.Drawing.Size(420, 40)
$status.Location = New-Object System.Drawing.Point(18, 48)
$form.Controls.Add($status)

function Refresh-Status {
  $installed = Get-HostVersion (Join-Path $InstallBin 'host.ps1')
  if ($installed) { $status.Text = "Installe : version $installed`r`nDisponible (ce dossier) : version $available" }
  else { $status.Text = "Non installe sur ce poste.`r`nDisponible (ce dossier) : version $available" }
}
Refresh-Status

$result = New-Object System.Windows.Forms.Label
$result.AutoSize = $false
$result.Size = New-Object System.Drawing.Size(420, 30)
$result.Location = New-Object System.Drawing.Point(18, 248)
$result.ForeColor = [System.Drawing.Color]::DarkGreen

function Add-Button([string]$text, [int]$y, [scriptblock]$action) {
  $b = New-Object System.Windows.Forms.Button
  $b.Text = $text
  $b.Size = New-Object System.Drawing.Size(420, 38)
  $b.Location = New-Object System.Drawing.Point(18, $y)
  $b.Font = New-Object System.Drawing.Font('Segoe UI', 10)
  $b.add_Click($action)
  $form.Controls.Add($b)
}

Add-Button 'Installer / Mettre a jour' 100 {
  try { Install-Host; $result.ForeColor=[System.Drawing.Color]::DarkGreen; $result.Text='Installation / mise a jour terminee.'; Refresh-Status }
  catch { $result.ForeColor=[System.Drawing.Color]::Firebrick; $result.Text=('Erreur : ' + $_.Exception.Message) }
}
Add-Button 'Reparer (reinstaller proprement)' 144 {
  try { Install-Host; $result.ForeColor=[System.Drawing.Color]::DarkGreen; $result.Text='Reparation terminee.'; Refresh-Status }
  catch { $result.ForeColor=[System.Drawing.Color]::Firebrick; $result.Text=('Erreur : ' + $_.Exception.Message) }
}
Add-Button 'Desinstaller' 188 {
  $r = [System.Windows.Forms.MessageBox]::Show('Desinstaller le helper de synchronisation ? (le cache du dossier partage n''est pas touche)', 'Confirmer', 'YesNo', 'Question')
  if ($r -eq 'Yes') {
    try { Uninstall-Host; $result.ForeColor=[System.Drawing.Color]::DarkGreen; $result.Text='Desinstalle. Pense a retirer l''extension du navigateur.'; Refresh-Status }
    catch { $result.ForeColor=[System.Drawing.Color]::Firebrick; $result.Text=('Erreur : ' + $_.Exception.Message) }
  }
}

$form.Controls.Add($result)
[System.Windows.Forms.Application]::EnableVisualStyles()
[void]$form.ShowDialog()