<?php

namespace Paymenter\Extensions\Servers\Proxmox\Admin\Resources;

use Filament\Forms;
use Filament\Forms\Form;
use Filament\Forms\Get;
use Filament\Resources\Resource;
use Filament\Tables;
use Filament\Tables\Table;
use Paymenter\Extensions\Servers\Proxmox\Admin\Resources\NodeResource\Pages;
use Paymenter\Extensions\Servers\Proxmox\Models\Node;
use Paymenter\Extensions\Servers\Proxmox\Proxmox;

class NodeResource extends Resource
{
    protected static ?string $model = Node::class;

    protected static ?string $navigationGroup = 'Proxmox';

    protected static ?string $label = 'Node';

    protected static ?string $navigationIcon = 'ri-base-station-line';

    protected static ?string $activeNavigationIcon = 'ri-base-station-fill';

    protected static ?string $slug = 'proxmox-nodes';

    public static function form(Form $form): Form
    {
        $proxmox = new Proxmox;

        $nodes = once(function () use ($proxmox) {
            try {
                $nodes = $proxmox->request('/cluster/resources', data: [
                    'type' => 'node',
                ])->json()['data'] ?? [];

                return collect($nodes)->map(function ($node) {
                    return [
                        'label' => $node['node'],
                        'value' => $node['node'],
                    ];
                })->pluck('label', 'value');
            } catch (\Throwable $e) {
                \Log::error('Failed to fetch Proxmox nodes: ' . $e->getMessage());
                return collect();
            }
        });

        return $form
            ->schema([
                Forms\Components\Select::make('name')
                    ->label('Node')
                    ->required()
                    ->searchable()
                    ->options($nodes)
                    ->disabledOn('edit')
                    ->live(onBlur: true)
                    
                    ->reactive(),
                Forms\Components\Select::make('location_id')
                    ->label('Location')
                    ->relationship('location', 'name')
                    ->preload()
                    ->searchable()
                    ->required()
                    ->disabled(fn (Get $get) => !$get('name'))
                    ->helperText('Select a node group to assign this node to it.'),
                Forms\Components\TextInput::make('memory')
                    ->label('RAM (MiB)')
                    ->numeric()
                    ->default(0)
                    ->required()
                    ->helperText('0 means no limit')
                    ->disabled(fn (Get $get) => !$get('name')),
                Forms\Components\TextInput::make('disk')
                    ->label('Disk (GiB)')
                    ->numeric()
                    ->default(0)
                    ->required()
                    ->helperText('0 means no limit')
                    ->disabled(fn (Get $get) => !$get('name')),
                Forms\Components\TextInput::make('cpu')
                    ->label('CPU Cores')
                    ->numeric()
                    ->default(0)
                    ->required()
                    ->helperText('0 means no limit')
                    ->disabled(fn (Get $get) => !$get('name')),
                Forms\Components\TextInput::make('storage_location')
                    ->label('Storage Location')
                    ->required()
                    ->default('local')
                    ->maxLength(255)
                    ->helperText('The storage location to use for this node, e.g., local, local-lvm')
                    ->disabled(fn (Get $get) => !$get('name')),
                Forms\Components\TextInput::make('notes')
                    ->label('Common Name')
                    ->required()
                    ->default('local')
                    ->maxLength(255)
                    ->disabled(fn (Get $get) => !$get('name')),
                Forms\Components\TextInput::make('backup_location')
                    ->label('Backup Location')
                    ->required()
                    ->default('local')
                    ->maxLength(255)
                    ->helperText('The backup location to use for this node, e.g., local, local-lvm')
                    ->disabled(fn (Get $get) => !$get('name')),
                Forms\Components\Toggle::make('vnc_enabled')
                    ->label('VNC Enabled')
                    ->default(true)
                    ->helperText('Enable or disable VNC access for this node. (this requires the Proxmox instance to be on the same domain as the Paymenter installation)')
                    ->required(),
                Forms\Components\Checkbox::make('is_lxc')
                    ->label('LXC Container Node')
                    ->default(false)
                    ->helperText('Check to deploy LXC containers instead of KVM virtual machines on this node. Existing KVM nodes are unaffected.')
                    ->disabled(fn (string $operation): bool => $operation === 'edit'),
            ]);
    }

    public static function table(Table $table): Table
    {
        return $table
            ->columns([
                Tables\Columns\TextColumn::make('name')
                    ->label('Node')
                    ->sortable()
                    ->searchable()
                    ->toggleable(),
                Tables\Columns\TextColumn::make('notes')
                    ->label('Common Name')
                    ->sortable()
                    ->searchable()
                    ->toggleable(),
                Tables\Columns\TextColumn::make('location.name')
                    ->label('Location')
                    ->sortable()
                    ->searchable()
                    ->toggleable(),
                Tables\Columns\TextColumn::make('servers_count')
                    ->label('Servers')
                    ->counts('servers')
                    ->sortable()
                    ->searchable()
                    ->toggleable(),
                Tables\Columns\IconColumn::make('is_lxc')
                    ->label('Type')
                    ->boolean()
                    ->trueIcon('ri-checkbox-circle-fill')
                    ->falseIcon('ri-close-circle-fill')
                    ->trueColor('info')
                    ->falseColor('gray')
                    ->formatStateUsing(fn (bool $state): string => $state ? 'LXC' : 'KVM')
                    ->toggleable(),
            ])
            ->filters([
                //
            ])
            ->actions([
                Tables\Actions\EditAction::make(),
            ]);
    }

    public static function getRelations(): array
    {
        return [
            //
        ];
    }

    public static function getPages(): array
    {
        return [
            'index' => Pages\ListNodes::route('/'),
            'create' => Pages\CreateNode::route('/create'),
            'edit' => Pages\EditNode::route('/{record}/edit'),
        ];
    }
}