<?php

use App\Models\AgentNode;
use App\Models\AgentProfile;
use App\Services\Agent\AgentUsedCreditSyncService;
use App\Services\Player\PlayerCreditService;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\DB;

uses(RefreshDatabase::class);

function createAgentLineForUsedCredit(string $code, int $rootCreditLimit): array
{
    $siteId = (int) DB::table('admin_sites')->insertGetId([
        'code' => $code,
        'name' => $code,
        'is_default' => false,
        'created_at' => now(),
        'updated_at' => now(),
    ]);

    $rootId = (int) DB::table('agent_nodes')->insertGetId([
        'admin_site_id' => $siteId,
        'parent_id' => null,
        'depth' => 0,
        'path' => '/',
        'code' => $code,
        'name' => 'Root',
        'status' => 1,
        'created_at' => now(),
        'updated_at' => now(),
    ]);

    DB::table('agent_nodes')->where('id', $rootId)->update(['path' => "/{$rootId}/"]);

    AgentProfile::query()->create([
        'agent_node_id' => $rootId,
        'total_share_rate' => 60,
        'credit_limit' => $rootCreditLimit,
        'allocated_credit' => 0,
        'used_credit' => 0,
        'rebate_limit' => 0.01,
        'default_player_rebate' => 0.005,
    ]);

    $childId = (int) DB::table('agent_nodes')->insertGetId([
        'admin_site_id' => $siteId,
        'parent_id' => $rootId,
        'depth' => 1,
        'path' => "/{$rootId}/",
        'code' => $code.'-child',
        'name' => 'Child',
        'status' => 1,
        'created_at' => now(),
        'updated_at' => now(),
    ]);

    DB::table('agent_nodes')->where('id', $childId)->update(['path' => "/{$rootId}/{$childId}/"]);

    AgentProfile::query()->create([
        'agent_node_id' => $childId,
        'total_share_rate' => 30,
        'credit_limit' => 5000,
        'allocated_credit' => 0,
        'used_credit' => 0,
        'rebate_limit' => 0.008,
        'default_player_rebate' => 0.003,
    ]);

    return [
        'site_id' => $siteId,
        'root' => AgentNode::query()->findOrFail($rootId),
        'child' => AgentNode::query()->findOrFail($childId),
    ];
}

function createCreditPlayerForUsedCredit(string $siteCode, int $agentNodeId, string $playerSuffix): int
{
    $playerId = (int) DB::table('players')->insertGetId([
        'site_code' => $siteCode,
        'agent_node_id' => $agentNodeId,
        'site_player_id' => 'uc-'.$playerSuffix,
        'auth_source' => 'lottery_native',
        'funding_mode' => 'credit',
        'username' => 'uc-'.$playerSuffix,
        'nickname' => null,
        'default_currency' => 'NPR',
        'status' => 0,
        'created_at' => now(),
        'updated_at' => now(),
    ]);

    DB::table('player_credit_accounts')->insert([
        'player_id' => $playerId,
        'credit_limit' => 3000,
        'used_credit' => 0,
        'frozen_credit' => 0,
        'created_at' => now(),
        'updated_at' => now(),
    ]);

    return $playerId;
}

test('bet hold syncs used_credit up the agent chain', function (): void {
    $line = createAgentLineForUsedCredit('uc-hold', 10000);
    $playerId = createCreditPlayerForUsedCredit('uc-hold', $line['child']->id, 'p1');

    $player = \App\Models\Player::query()->find($playerId);

    app(PlayerCreditService::class)->assertMayPlaceBet($player, 500);

    $childProfile = AgentProfile::query()->where('agent_node_id', $line['child']->id)->first();
    $rootProfile = AgentProfile::query()->where('agent_node_id', $line['root']->id)->first();

    expect((int) $childProfile->used_credit)->toBe(5);
    expect((int) $rootProfile->used_credit)->toBe(5);
});

test('settled win decreases used_credit up the agent chain', function (): void {
    $line = createAgentLineForUsedCredit('uc-win', 10000);
    $playerId = createCreditPlayerForUsedCredit('uc-win', $line['child']->id, 'p2');

    $player = \App\Models\Player::query()->find($playerId);

    $credit = app(PlayerCreditService::class);
    $credit->assertMayPlaceBet($player, 500);

    $credit->applySettledWin($player, 200, 9991);

    $childProfile = AgentProfile::query()->where('agent_node_id', $line['child']->id)->first();
    $rootProfile = AgentProfile::query()->where('agent_node_id', $line['root']->id)->first();

    expect((int) $childProfile->used_credit)->toBe(3);
    expect((int) $rootProfile->used_credit)->toBe(3);
});

test('used_credit does not participate in available_credit calculation', function (): void {
    $line = createAgentLineForUsedCredit('uc-avail', 10000);
    $playerId = createCreditPlayerForUsedCredit('uc-avail', $line['child']->id, 'p3');

    $player = \App\Models\Player::query()->find($playerId);

    app(PlayerCreditService::class)->assertMayPlaceBet($player, 500);

    $rootProfile = AgentProfile::query()->where('agent_node_id', $line['root']->id)->first();
    expect((int) $rootProfile->used_credit)->toBe(5);

    $available = max(0, (int) $rootProfile->credit_limit - (int) $rootProfile->allocated_credit);
    expect($available)->toBe(10000);
});

test('syncForAgentId recalculates from subtree players', function (): void {
    $line = createAgentLineForUsedCredit('uc-sync', 10000);
    $playerId = createCreditPlayerForUsedCredit('uc-sync', $line['child']->id, 'p4');

    DB::table('player_credit_accounts')->where('player_id', $playerId)->update([
        'used_credit' => 100,
        'frozen_credit' => 50,
    ]);

    $sync = app(AgentUsedCreditSyncService::class);
    $sync->syncForAgentId($line['root']->id);

    $rootProfile = AgentProfile::query()->where('agent_node_id', $line['root']->id)->first();
    expect((int) $rootProfile->used_credit)->toBe(150);

    $sync->syncForAgentId($line['child']->id);
    $childProfile = AgentProfile::query()->where('agent_node_id', $line['child']->id)->first();
    expect((int) $childProfile->used_credit)->toBe(150);
});

test('wallet players do not contribute to used_credit', function (): void {
    $line = createAgentLineForUsedCredit('uc-wallet', 10000);

    $walletPlayerId = (int) DB::table('players')->insertGetId([
        'site_code' => 'uc-wallet',
        'agent_node_id' => $line['child']->id,
        'site_player_id' => 'uc-wp',
        'auth_source' => 'main_site_sso',
        'funding_mode' => 'wallet',
        'username' => 'uc-wp',
        'nickname' => null,
        'default_currency' => 'NPR',
        'status' => 0,
        'created_at' => now(),
        'updated_at' => now(),
    ]);

    DB::table('player_credit_accounts')->insert([
        'player_id' => $walletPlayerId,
        'credit_limit' => 5000,
        'used_credit' => 200,
        'frozen_credit' => 100,
        'created_at' => now(),
        'updated_at' => now(),
    ]);

    $sync = app(AgentUsedCreditSyncService::class);
    $sync->syncForAgentId($line['root']->id);

    $rootProfile = AgentProfile::query()->where('agent_node_id', $line['root']->id)->first();
    expect((int) $rootProfile->used_credit)->toBe(0);
});