#Requires -Version 5.1

$FfsExe    = 'C:\Program Files\FreeFileSync\FreeFileSync.exe'
$ScriptDir = $PSScriptRoot
$LogDir    = Join-Path $ScriptDir 'logs'
$ReportDir = Join-Path $ScriptDir 'reports'

$SyncJobs = @(
    'D:\jobs\shuttlebay_SyncSettings.ffs_batch'
    'D:\jobs\main_bridge_SyncSettings.ffs_batch'
    'D:\jobs\engineering_SyncSettings.ffs_batch'
)

# ── Setup ──────────────────────────────────────────────────────────────────────
foreach ($dir in $LogDir, $ReportDir) {
    if (-not (Test-Path $dir)) { New-Item -ItemType Directory -Path $dir | Out-Null }
}

$RunTs   = Get-Date -Format 'yyyyMMdd_HHmmss'
$LogFile = Join-Path $LogDir "sync_history_$RunTs.log"

function Write-Log {
    param([string]$Message)
    $line = "[$(Get-Date -Format 'ddd MM/dd/yyyy HH:mm:ss.ff')] $Message"
    Write-Host $line
    Add-Content -Path $LogFile -Value $line
}

Write-Log 'Sync run started'
Write-Host "Log file: $LogFile"

# ── Run sync jobs ──────────────────────────────────────────────────────────────
foreach ($job in $SyncJobs) {
    $jobName = Split-Path $job -Leaf
    Write-Host ''
    Write-Log "Running synchronization: $jobName"

    $tmpOut = [IO.Path]::GetTempFileName()
    $proc = Start-Process -FilePath $FfsExe -ArgumentList $job `
                -RedirectStandardOutput $tmpOut -NoNewWindow -PassThru -Wait
    $rc = $proc.ExitCode
    $output = Get-Content -Path $tmpOut -Raw
    Remove-Item $tmpOut -Force
    if ($output) { Add-Content -Path $LogFile -Value $output }

    switch ($rc) {
        0 { Write-Log 'Synchronization completed successfully.' }
        1 { Write-Log 'Synchronization completed with warnings.' }
        default {
            Write-Log "Synchronization failed or was aborted. Exit code: $rc"
            exit $rc
        }
    }
}

Write-Host ''
Write-Log 'All synchronization jobs completed.'

# ── Copy HTML reports ──────────────────────────────────────────────────────────
$logPaths = Select-String -Path $LogFile -Pattern '"logFile"\s*:\s*"([^"]+)"' |
    ForEach-Object { $_.Matches[0].Groups[1].Value -replace '\\\\', '\' } |
    Sort-Object -Unique

$copied = 0
foreach ($path in $logPaths) {
    if ([IO.Path]::GetExtension($path) -ieq '.html') {
        if (Test-Path $path) {
            Copy-Item -Path $path -Destination $ReportDir -Force
            Write-Log "Copied report: $(Split-Path $path -Leaf)"
            $copied++
        } else {
            Write-Log "Report not found: $path"
        }
    }
}

Write-Log "Total reports copied: $copied"

# ── Shutdown ───────────────────────────────────────────────────────────────────
Write-Log 'Shutting down server now.'
Stop-Computer -Force