# ── Feature metadata ──────────────────────────────────────────────────────────

$FeatureMeta = @{
    Name        = 'SandwichReminder'
    Description = 'Ask if you want to order a sandwich when at work at the configured time'
    Settings    = @(
        @{
            Key         = 'network'
            Label       = 'Work Network DNS Suffix'
            Type        = 'string'
            Default     = 'sioen.grp'
            Description = 'DNS suffix that identifies the work network'
        },
        @{
            Key         = 'reminderTime'
            Label       = 'Reminder Time (HH:mm)'
            Type        = 'string'
            Default     = '09:00'
            Description = 'Time to show the reminder in 24-hour format (e.g. 09:00)'
        },
        @{
            Key         = 'windowMinutes'
            Label       = 'Time Window (minutes)'
            Type        = 'int'
            Default     = 5
            Description = 'Show the reminder if the runner fires within this many minutes of the reminder time'
        },
        @{
            Key         = 'url'
            Label       = 'Order URL'
            Type        = 'string'
            Default     = 'https://ylos-kitchen.unipage.eu'
            Description = 'URL to open when clicking Yes'
        }
    )
}

# ── Feature implementation ────────────────────────────────────────────────────

function Invoke-Feature {
    param(
        [hashtable]$Config,
        [hashtable]$State
    )

    if (-not $State) { $State = @{} }
    if (-not $State.ContainsKey('lastShownDate')) { $State['lastShownDate'] = $null }

    $today = (Get-Date).ToString('yyyy-MM-dd')

    # Only show once per day
    if ($State['lastShownDate'] -eq $today) {
        Write-Log -Level Info -Message 'Already shown today, skipping.' -Feature 'SandwichReminder'
        return $State
    }

    # Parse reminder time
    try {
        $targetTime = [datetime]::ParseExact($Config['reminderTime'], 'HH:mm', $null)
    }
    catch {
        Write-Log -Level Error `
            -Message "Invalid reminderTime format '$($Config['reminderTime'])' — expected HH:mm: $_" `
            -Feature 'SandwichReminder'
        return $State
    }

    # Check whether we are within the configured time window
    $now         = Get-Date
    $todayTarget = Get-Date -Hour $targetTime.Hour -Minute $targetTime.Minute -Second 0
    $diffMinutes = [Math]::Abs(($now - $todayTarget).TotalMinutes)
    $window      = [int]$Config['windowMinutes']

    if ($diffMinutes -gt $window) {
        Write-Log -Level Info `
            -Message ("Outside time window (diff: {0:F1} min, window: ±{1} min), skipping." -f $diffMinutes, $window) `
            -Feature 'SandwichReminder'
        return $State
    }

    # Check network
    if (-not (Test-DnsSuffixConnected -Suffix $Config['network'])) {
        Write-Log -Level Info `
            -Message "Not connected to work network ('$($Config['network'])'), skipping." `
            -Feature 'SandwichReminder'
        return $State
    }

    Write-Log -Level Info -Message 'Showing sandwich reminder toast.' -Feature 'SandwichReminder'

    Show-ToastNotification `
        -Title   'Sandwich Order' `
        -Body    'Do you want to order a sandwich today?' `
        -Buttons @(
            @{ Label = 'Yes, order now!'; Action = $Config['url'] },
            @{ Label = 'No thanks';       Action = 'dismiss' }
        )

    $State['lastShownDate'] = $today
    return $State
}