#Requires -Modules ExchangeOnlineManagement
<#
.SYNOPSIS
    BG Builders - Lesley Roth: Recover deleted items (last 10 days) and review inbox rules
.DESCRIPTION
    1. Connects to Exchange Online as sysadmin@bgbuildersllc.com
    2. Recovers all soft-deleted items from Lesley's mailbox (last 10 days)
    3. Lists all inbox rules on the account
.NOTES
    Run in PowerShell 7 (pwsh) for best compatibility
    Tenant: bgbuildersllc.com / sonorangreenllc.onmicrosoft.com
    Target: lesley@bgbuildersllc.com
#>

$ErrorActionPreference = 'Stop'
$targetUser = 'lesley@bgbuildersllc.com'

# ── Connect to Exchange Online ──────────────────────────────────────
Write-Host "`n=== Connecting to Exchange Online ===" -ForegroundColor Cyan
try {
    $session = Get-ConnectionInformation -ErrorAction SilentlyContinue
    if (-not $session -or $session.State -ne 'Connected') {
        Connect-ExchangeOnline -UserPrincipalName sysadmin@bgbuildersllc.com -ShowBanner:$false
    } else {
        Write-Host "Already connected to Exchange Online" -ForegroundColor Green
    }
} catch {
    Write-Host "Connecting fresh..." -ForegroundColor Yellow
    Connect-ExchangeOnline -UserPrincipalName sysadmin@bgbuildersllc.com -ShowBanner:$false
}

# ── Part 1: Review Inbox Rules ──────────────────────────────────────
Write-Host "`n=== INBOX RULES for $targetUser ===" -ForegroundColor Cyan

try {
    $rules = Get-InboxRule -Mailbox $targetUser -IncludeHidden
    if ($rules) {
        Write-Host "`nFound $($rules.Count) rule(s):" -ForegroundColor Yellow
        foreach ($rule in $rules) {
            Write-Host "`n--- Rule: $($rule.Name) ---" -ForegroundColor White
            Write-Host "  Enabled:        $($rule.Enabled)"
            Write-Host "  Priority:       $($rule.Priority)"
            Write-Host "  Description:    $($rule.Description)"

            if ($rule.ForwardTo) {
                Write-Host "  ** FORWARD TO:  $($rule.ForwardTo)" -ForegroundColor Red
            }
            if ($rule.ForwardAsAttachmentTo) {
                Write-Host "  ** FWD ATTACH:  $($rule.ForwardAsAttachmentTo)" -ForegroundColor Red
            }
            if ($rule.RedirectTo) {
                Write-Host "  ** REDIRECT TO: $($rule.RedirectTo)" -ForegroundColor Red
            }
            if ($rule.DeleteMessage) {
                Write-Host "  ** DELETE MSG:  True" -ForegroundColor Red
            }
            if ($rule.MoveToFolder) {
                Write-Host "  Move To:        $($rule.MoveToFolder)"
            }
            if ($rule.From) {
                Write-Host "  From:           $($rule.From)"
            }
            if ($rule.SubjectContainsWords) {
                Write-Host "  Subject Words:  $($rule.SubjectContainsWords -join ', ')"
            }
            if ($rule.BodyContainsWords) {
                Write-Host "  Body Words:     $($rule.BodyContainsWords -join ', ')"
            }
        }
    } else {
        Write-Host "No inbox rules found." -ForegroundColor Green
    }
} catch {
    Write-Host "Error getting inbox rules: $_" -ForegroundColor Red
}

# ── Check forwarding configuration ──────────────────────────────────
Write-Host "`n=== FORWARDING CONFIG for $targetUser ===" -ForegroundColor Cyan

try {
    $mbx = Get-Mailbox -Identity $targetUser
    if ($mbx.ForwardingAddress) {
        Write-Host "  ForwardingAddress:      $($mbx.ForwardingAddress)" -ForegroundColor Red
    } else {
        Write-Host "  ForwardingAddress:      (none)" -ForegroundColor Green
    }
    if ($mbx.ForwardingSmtpAddress) {
        Write-Host "  ForwardingSmtpAddress:  $($mbx.ForwardingSmtpAddress)" -ForegroundColor Red
    } else {
        Write-Host "  ForwardingSmtpAddress:  (none)" -ForegroundColor Green
    }
    Write-Host "  DeliverToMailboxAndForward: $($mbx.DeliverToMailboxAndForward)"
} catch {
    Write-Host "Error getting forwarding config: $_" -ForegroundColor Red
}

# ── Part 2: Recover Deleted Items (last 10 days) ───────────────────
Write-Host "`n=== RECOVERING DELETED ITEMS (last 10 days) ===" -ForegroundColor Cyan
Write-Host "Target: $targetUser" -ForegroundColor White

$startDate = (Get-Date).AddDays(-10)
$endDate = Get-Date
$dateRange = "$($startDate.ToString('yyyy-MM-dd'))..$($endDate.ToString('yyyy-MM-dd'))"

# Step 1: Try Get-RecoverableItems (requires Mailbox Import Export role)
Write-Host "`n--- Method 1: Get-RecoverableItems ---" -ForegroundColor White
try {
    Write-Host "Scanning recoverable items from $dateRange..."
    $preview = Get-RecoverableItems -Identity $targetUser -FilterStartTime $startDate -FilterEndTime $endDate -FilterItemType All

    if ($preview) {
        Write-Host "Found $($preview.Count) recoverable item(s):" -ForegroundColor Yellow
        $preview | Group-Object ItemClass | ForEach-Object { Write-Host "  $($_.Name): $($_.Count) items" }
        $preview | Select-Object -First 20 | ForEach-Object {
            $subj = if ($_.Subject) { $_.Subject } else { "(no subject)" }
            Write-Host "  [$($_.LastModifiedTime.ToString('MM/dd HH:mm'))] $subj"
        }
        Write-Host "`nRestoring all $($preview.Count) items..." -ForegroundColor Yellow
        Restore-RecoverableItems -Identity $targetUser -FilterStartTime $startDate -FilterEndTime $endDate -FilterItemType All -Confirm:$false
        Write-Host "Recovery complete!" -ForegroundColor Green
    } else {
        Write-Host "No recoverable items found." -ForegroundColor Green
    }
} catch {
    Write-Host "Get-RecoverableItems not available (needs Mailbox Import Export role)." -ForegroundColor Yellow
    Write-Host "Falling back to Compliance Search..." -ForegroundColor Yellow

    # Step 2: Connect to Security & Compliance and run a content search
    Write-Host "`n--- Method 2: Compliance Search (eDiscovery) ---" -ForegroundColor White
    try {
        Connect-IPPSSession -UserPrincipalName sysadmin@bgbuildersllc.com -ShowBanner:$false
        Write-Host "Connected to Security & Compliance Center." -ForegroundColor Green

        $searchName = "LesleyRecovery_$(Get-Date -Format 'yyyyMMdd_HHmmss')"
        $kql = "received>=$($startDate.ToString('yyyy-MM-dd')) AND received<=$($endDate.ToString('yyyy-MM-dd'))"

        Write-Host "Creating compliance search: $searchName"
        Write-Host "  KQL: $kql"
        Write-Host "  Mailbox: $targetUser"

        New-ComplianceSearch -Name $searchName `
            -ExchangeLocation $targetUser `
            -ContentMatchQuery $kql `
            -Description "Recover deleted items for Lesley Roth - last 10 days" |
            Out-Null

        Write-Host "Starting search..." -ForegroundColor Yellow
        Start-ComplianceSearch -Identity $searchName

        # Poll for completion (max 5 minutes)
        $maxWait = 300
        $elapsed = 0
        do {
            Start-Sleep -Seconds 10
            $elapsed += 10
            $status = (Get-ComplianceSearch -Identity $searchName).Status
            Write-Host "  Status: $status ($elapsed sec)"
        } while ($status -ne 'Completed' -and $elapsed -lt $maxWait)

        $result = Get-ComplianceSearch -Identity $searchName
        Write-Host "`nSearch Results:" -ForegroundColor Cyan
        Write-Host "  Status:          $($result.Status)"
        Write-Host "  Items Found:     $($result.Items)"
        Write-Host "  Size:            $($result.Size)"
        Write-Host "  Success Results: $($result.SuccessResults)"

        if ($result.Items -gt 0) {
            Write-Host "`nItems found! To restore them:" -ForegroundColor Yellow
            Write-Host "  Option A: Use the Microsoft Purview portal > Content Search > '$searchName' > Export/Restore"
            Write-Host "  Option B: Run New-ComplianceSearchAction -SearchName '$searchName' -Purge -PurgeType SoftDelete"
            Write-Host "            (This moves items - for restore, use the Purview portal export instead)"
            Write-Host "`n  Purview URL: https://compliance.microsoft.com/contentsearchv2" -ForegroundColor Cyan
        } else {
            Write-Host "`nNo deleted items found in date range." -ForegroundColor Green
            Write-Host "(Litigation hold preserves items in-place - they may still be in the mailbox)"
        }
    } catch {
        Write-Host "Compliance search also failed: $_" -ForegroundColor Red
        Write-Host "`nManual recovery options:" -ForegroundColor Yellow
        Write-Host "  1. Outlook > Deleted Items > 'Recover items recently removed from this folder'"
        Write-Host "     (Log in as Barry/Shelly who have FullAccess)"
        Write-Host "  2. CIPP > Mailbox Restore"
        Write-Host "  3. Microsoft Purview portal > eDiscovery > Content Search"
        Write-Host "     URL: https://compliance.microsoft.com/contentsearchv2"
    }
}

Write-Host "`n=== DONE ===" -ForegroundColor Cyan
Write-Host "Summary:"
Write-Host "  - Inbox rules reviewed"
Write-Host "  - Forwarding config checked"
Write-Host "  - Deleted item recovery attempted"
Write-Host ""