<?php

namespace App\Http\Controllers\Business;

use App\Models\Banking\MarketingAccountBill;
use App\Models\Banking\MarketingTaobaoAlipayBill;
use App\Models\Banking\MarketingPinduoduoBill;
use App\Utilities\SidebarPermissions;
use Illuminate\Routing\Controller;

class Pages extends Controller
{

    /**
     * 支持的营销账户平台列表
     */
    protected const MARKETING_PLATFORMS = [
        'taobao-alipay', 'taobao-wechat', 'pinduoduo',
        'jd-wallet', 'douyin', 'dewu', 'vipshop',
    ];
    public function home()
    {
        $section = collect(SidebarPermissions::navigationFor(user()))->first();

        abort_if(empty($section), 403, '当前账号没有已授权的侧边栏功能。');

        $page = collect($section['pages'] ?? [])->first();
        $parameters = ['section' => $section['slug']];

        if ($page) {
            $parameters['page'] = $page['slug'];

            if (! empty($page['tabs'])) {
                $parameters['tab'] = $page['tabs'][0]['slug'];
            }
        }

        return redirect()->route('business.pages.show', $parameters);
    }

    public function show(string $section, ?string $page = null, ?string $tab = null)
    {
        $sectionConfig = collect(SidebarPermissions::navigationFor(user()))->firstWhere('slug', $section);

        abort_if(empty($sectionConfig), 403, '当前账号没有该页面权限。');

        $pages = collect($sectionConfig['pages'] ?? []);

        if ($pages->isEmpty()) {
            abort_if($page !== null || $tab !== null, 404);

            return view('business.pages.show', [
                'section' => $sectionConfig,
                'page' => null,
                'tabs' => collect(),
                'activeTab' => null,
            ]);
        }

        if ($page === null) {
            return $this->redirectToPage($sectionConfig, $pages->first());
        }

        $pageConfig = $pages->firstWhere('slug', $page);

        abort_if(empty($pageConfig), 404);

        // 如果该 page 是一个 children-only 的父级分组，访问它时跳到第一个子页面
        if (! empty($pageConfig['children']) && empty($pageConfig['tabs'])) {
            return $this->redirectToPage($sectionConfig, $pageConfig['children'][0]);
        }

        $tabs = collect($pageConfig['tabs'] ?? []);

        if ($tabs->isEmpty()) {
            abort_if($tab !== null, 404);

            return view('business.pages.show', [
                'section' => $sectionConfig,
                'page' => $pageConfig,
                'tabs' => $tabs,
                'activeTab' => null,
            ]);
        }

        if ($tab === null) {
            return $this->redirectToPage($sectionConfig, $pageConfig);
        }

        $activeTab = $tabs->firstWhere('slug', $tab);

        abort_if(empty($activeTab), 404);

        $content = $this->resolveContent($page, $tab);

        return view('business.pages.show', [
            'section' => $sectionConfig,
            'page' => $pageConfig,
            'tabs' => $tabs,
            'activeTab' => $activeTab,
            'content' => $content,
        ]);
    }

    /**
     * 根据页面和标签加载对应的业务内容数据
     */
    protected function resolveContent(string $page, string $tab): ?array
    {
        return match ($page) {
            'marketing-account-bills' => $this->contentForMarketingAccountBills($tab),
            default => null,
        };
    }

    /**
     * 营销账户账单 - 加载指定平台的数据
     * 淘系支付宝、拼多多使用独立的流水账单表，其他平台使用通用汇总账单表
     */
    protected function contentForMarketingAccountBills(string $tab): ?array
    {
        if (!in_array($tab, self::MARKETING_PLATFORMS, true)) {
            return null;
        }

        // 淘系支付宝 - 使用独立的流水账单表（8字段）
        if ($tab === 'taobao-alipay') {
            return [
                'view' => 'banking.marketing_taobao_alipay_bills.partials.embedded-table',
                'bills' => MarketingTaobaoAlipayBill::orderBy('transaction_date', 'desc')
                    ->orderBy('id', 'desc')
                    ->paginate(setting('default.list_limit', 25)),
            ];
        }

        // 拼多多 - 使用独立的流水账单表（7字段）
        if ($tab === 'pinduoduo') {
            return [
                'view' => 'banking.marketing_pinduoduo_bills.partials.embedded-table',
                'bills' => MarketingPinduoduoBill::orderBy('transaction_time', 'desc')
                    ->orderBy('id', 'desc')
                    ->paginate(setting('default.list_limit', 25)),
            ];
        }

        // 其他平台 - 使用通用汇总账单表（15字段）
        return [
            'view' => 'banking.marketing_account_bills.partials.embedded-table',
            'platform' => $tab,
            'accounts' => MarketingAccountBill::platform($tab)
                ->orderBy('bill_date', 'desc')
                ->orderBy('id', 'desc')
                ->paginate(setting('default.list_limit', 25)),
        ];
    }

    protected function redirectToPage(array $section, array $page)
    {
        $parameters = [
            'section' => $section['slug'],
            'page' => $page['slug'],
        ];

        if (! empty($page['tabs'])) {
            $parameters['tab'] = $page['tabs'][0]['slug'];
        }

        return redirect()->route('business.pages.show', $parameters);
    }
}