<?php

namespace App\Http\Controllers\agent;

use App\Http\Controllers\AgentApiController;
use App\Models\Agent\Agent;
use App\Services\Agent\AgentDomainService;
use App\Services\Agent\AgentReportService;
use App\Services\Agent\AgentService;
use App\Services\Agent\AgentWalletService;
use Illuminate\Http\Request;
use App\Rules\DecimalNumber;

class SubAgentController extends AgentApiController
{
    public function index(Request $request, AgentReportService $reports, AgentDomainService $domains)
    {
        return $this->execute(function () use ($request, $reports, $domains) {
            $data = $request->validate([
                'page' => ['nullable', 'integer', 'min:1'], 'limit' => ['nullable', 'integer', 'min:1', 'max:100'],
                'username' => ['nullable', 'string', 'max:64'], 'status' => ['nullable', 'integer', 'in:0,1'],
                'direct_only' => ['nullable', 'boolean'],
            ]);
            $root = $this->currentAgent();
            $page = max(1, (int) ($data['page'] ?? 1));
            $limit = min(100, max(1, (int) ($data['limit'] ?? 20)));
            $query = Agent::query()->with('parent:id,username');
            if (!empty($data['direct_only'])) {
                $query->where('parent_id', $root->id);
            } else {
                $query->whereIn('id', $reports->visibleAgentIds($root, false));
            }
            if (!empty($data['username'])) $query->where('username', 'like', '%' . $data['username'] . '%');
            if (isset($data['status'])) $query->where('status', $data['status']);
            $total = (clone $query)->count();
            $list = $query->orderByDesc('id')->forPage($page, $limit)->get()->map(function (Agent $agent) use ($domains) {
                return array_merge($agent->toArray(), $domains->format($agent));
            });
            return compact('total', 'page', 'limit', 'list');
        });
    }

    public function store(Request $request, AgentService $service)
    {
        return $this->execute(function () use ($request, $service) {
            $root = $this->currentAgent();
            $data = $request->validate([
                'username' => ['required', 'string', 'min:4', 'max:64', 'alpha_dash', 'unique:agents,username'],
                'password' => ['required', 'string', 'min:6', 'max:100'],
                'withdraw_password' => ['nullable', 'string', 'min:6', 'max:100'],
                'real_name' => ['nullable', 'string', 'max:128'],
                'parent_id' => ['nullable', 'integer', 'exists:agents,id'],
                'deposit_fee_rate' => ['nullable', 'numeric', 'between:0,100', new DecimalNumber(3, 4)],
                'withdraw_fee_rate' => ['nullable', 'numeric', 'between:0,100', new DecimalNumber(3, 4)],
                'flow_commission_rate' => ['nullable', 'numeric', 'between:0,' . $root->flow_commission_rate, new DecimalNumber(3, 4)],
                'profit_commission_rate' => ['nullable', 'numeric', 'between:0,' . $root->profit_commission_rate, new DecimalNumber(3, 4)],
                'status' => ['nullable', 'integer', 'in:0,1'],
            ]);
            return $service->create($data, null, $root);
        });
    }

    public function update(Request $request, AgentService $service)
    {
        return $this->execute(function () use ($request, $service) {
            $root = $this->currentAgent();
            $data = $request->validate([
                'id' => ['required', 'integer', 'exists:agents,id'],
                'password' => ['nullable', 'string', 'min:6', 'max:100'],
                'withdraw_password' => ['nullable', 'string', 'min:6', 'max:100'],
                'real_name' => ['nullable', 'string', 'max:128'],
                'deposit_fee_rate' => ['nullable', 'numeric', 'between:0,100', new DecimalNumber(3, 4)],
                'withdraw_fee_rate' => ['nullable', 'numeric', 'between:0,100', new DecimalNumber(3, 4)],
                'status' => ['nullable', 'integer', 'in:0,1'],
            ]);
            if ((int) $data['id'] === (int) $root->id) throw new \RuntimeException('不能在下级代理接口修改自己');
            return $service->update(Agent::query()->findOrFail($data['id']), $data, $root);
        });
    }

    public function transfer(Request $request, AgentService $agents, AgentWalletService $wallets)
    {
        return $this->execute(function () use ($request, $agents, $wallets) {
            $data = $request->validate([
                'agent_id' => ['required', 'integer', 'exists:agents,id'],
                'direction' => ['required', 'in:credit,debit'],
                'amount' => ['required', 'numeric', 'min:0.0001', new DecimalNumber()],
                'remark' => ['required', 'string', 'max:500'],
                'request_id' => ['required', 'string', 'max:64'],
            ]);
            $root = $this->currentAgent();
            if ((int) $data['agent_id'] === (int) $root->id) throw new \RuntimeException('不能给自己转账');
            $agents->assertVisible($root, (int) $data['agent_id']);
            $target = Agent::query()->findOrFail($data['agent_id']);
            if ($data['direction'] === 'credit' && (int) $target->status !== Agent::STATUS_ENABLED) {
                throw new \RuntimeException('不能给已禁用代理下发额度');
            }
            $from = $data['direction'] === 'credit' ? (int) $root->id : (int) $data['agent_id'];
            $to = $data['direction'] === 'credit' ? (int) $data['agent_id'] : (int) $root->id;
            return $wallets->transfer($from, $to, (string) $data['amount'], $data['remark'], 'agent:' . $root->id . ':' . $data['request_id'], (int) $root->id);
        });
    }
}