315 lines
8.6 KiB
PHP
315 lines
8.6 KiB
PHP
<?php
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namespace App\Models;
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use App\Events\Users;
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use App\Jobs\Host\HostJob;
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use App\Jobs\Host\UpdateOrSuspendedHostJob;
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use App\Notifications\WebNotification;
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use GeneaLabs\LaravelModelCaching\Traits\Cachable;
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use Illuminate\Database\Eloquent\Collection;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\Relations\BelongsTo as BelongsToAlias;
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use Illuminate\Support\Facades\Cache;
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class Host extends Model
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{
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use Cachable;
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protected $table = 'hosts';
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protected $fillable = [
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'name',
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'module_id',
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'user_id',
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'price',
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'configuration',
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'status',
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'managed_price',
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'suspended_at',
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];
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protected $casts = [
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// 'configuration' => 'array',
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'suspended_at' => 'datetime',
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'price' => 'decimal:2',
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'managed_price' => 'decimal:2',
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];
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protected static function boot()
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{
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parent::boot();
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static::creating(function ($model) {
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$model->hour_at = now()->hour;
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$model->minute_at = now()->minute;
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if ($model->price !== null) {
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$model->price = bcdiv($model->price, 1, 2);
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}
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if ($model->managed_price !== null) {
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$model->managed_price = bcdiv($model->managed_price, 1, 2);
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}
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});
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static::created(function (self $model) {
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$model->user->notify(new WebNotification($model, 'hosts.created'));
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});
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static::updating(function ($model) {
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if ($model->isDirty('status')) {
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if ($model->status == 'suspended') {
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$model->suspended_at = now();
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} else {
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$model->suspended_at = null;
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}
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}
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// 调度任务
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dispatch(new HostJob($model, 'patch'));
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broadcast(new Users($model->user_id, 'hosts.updating', $model));
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});
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// when Updated
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static::updated(function ($model) {
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broadcast(new Users($model->user_id, 'hosts.updated', $model));
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});
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//
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// static::deleting(function ($model) {
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// broadcast(new Users($model->user_id, 'hosts.deleting', $model));
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// });
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static::deleting(function ($model) {
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Cache::forget('user_tasks_' . $model->user_id);
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});
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static::deleted(function ($model) {
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broadcast(new Users($model->user_id, 'hosts.deleted', $model));
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Cache::forget('user_tasks_' . $model->user_id);
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Cache::forget('user_hosts_' . $model->user_id);
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});
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}
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/** @noinspection PhpUndefinedMethodInspection */
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public function getUserHosts($user_id = null): array|Collection
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{
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return $this->where('user_id', $user_id)->with('module', function ($query) {
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$query->select(['id', 'name']);
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})->get();
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}
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public function user(): BelongsToAlias
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{
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return $this->belongsTo(User::class);
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}
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public function module(): BelongsToAlias
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{
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return $this->belongsTo(Module::class);
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}
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// public function workOrders(): HasManyAlias
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// {
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// return $this->hasMany(WorkOrder::class);
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// }
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public function getPrice(): float
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{
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return $this->managed_price ?? $this->price;
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}
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public function scopeActive($query)
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{
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return $query->whereIn('status', ['running', 'stopped']);
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}
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public function scopeThisUser($query, $module = null)
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{
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if ($module) {
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return $query->where('user_id', auth()->id())->where('module_id', $module);
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} else {
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return $query->where('user_id', auth()->id());
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}
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}
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public function safeDelete(): bool
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{
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// 如果创建时间大于大于 1 小时
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if ($this->created_at->diffInHours(now()) > 1) {
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// 如果当前时间比扣费时间小，则说明没有扣费。执行扣费。
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if (now()->minute < $this->minute_at) {
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$this->cost();
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}
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}
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dispatch(new HostJob($this, 'delete'));
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return true;
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}
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public function cost(string $amount = null, $auto = true): bool
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{
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$this->load('user');
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$user = $this->user;
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$user->load('user_group');
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$user_group = $user->user_group;
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if ($user_group) {
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if ($user_group->exempt) {
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return true;
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}
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}
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$real_price = $amount ?? $this->price;
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if (!$amount) {
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if ($this->managed_price) {
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$real_price = $this->managed_price;
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}
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}
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$append_description = '';
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if ($user_group) {
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if ($user_group->discount !== 100 && $user_group->discount !== null) {
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$real_price = bcmul($real_price, bcdiv($user_group->discount, "100", 4), 4);
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$append_description = ' (折扣 ' . $user_group->discount . '%)';
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}
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}
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if ($auto) {
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// 获取本月天数
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$days = now()->daysInMonth;
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// 本月每天的每小时的价格
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// 使用 bcmath 函数，解决浮点数计算精度问题
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$real_price = bcdiv($real_price, $days, 4);
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$real_price = bcdiv($real_price, 24, 4);
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}
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if ($real_price == 0) {
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echo '价格为 0，不扣费';
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return true;
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}
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// 如果太小，则重置为 0.0001
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if ($real_price < 0.0001) {
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$real_price = 0.0001;
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}
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$real_price = bcdiv($real_price, 1, 4);
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$month = now()->month;
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$month_cache_key = 'user_' . $this->user_id . '_month_' . $month . '_hosts_balances';
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$hosts_balances = Cache::get($month_cache_key, []);
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// 统计 Host 消耗的 Balance
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if (isset($hosts_balances[$this->id])) {
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$hosts_balances[$this->id] += $real_price;
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} else {
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$hosts_balances[$this->id] = $real_price;
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}
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$hosts_balances[$this->id] = bcdiv($hosts_balances[$this->id], 1, 4);
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Cache::put($month_cache_key, $hosts_balances, 604800);
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$description = '模块发起的扣费。';
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if ($auto) {
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$description = '自动扣费。';
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}
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if ($append_description) {
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$description .= $append_description;
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}
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$data = [
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'host_id' => $this->id,
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'module_id' => $this->module_id,
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];
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$left = $user->reduce($real_price, $description, false, $data);
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$this->addLog($real_price);
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broadcast(new Users($this->user, 'balances.amount.reduced', $this->user));
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if ($left < 0) {
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$this->update([
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'status' => 'suspended',
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]);
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}
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return true;
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}
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public function addLog(string $amount = "0"): bool
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{
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if ($amount === "0") {
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return false;
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}
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/** 统计收益开始 */
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$current_month = now()->month;
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$current_year = now()->year;
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$cache_key = 'module_earning_' . $this->module_id;
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// 应支付的提成
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$commission = config('billing.commission');
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$should_amount = bcmul($amount, $commission, 4);
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// 应得的余额
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$should_balance = bcsub($amount, $should_amount, 4);
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// 如果太小，则重置为 0.0001
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if ($should_balance < 0.0001) {
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$should_balance = 0.0001;
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}
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$earnings = Cache::get($cache_key, []);
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if (!isset($earnings[$current_year])) {
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$earnings[$current_year] = [];
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}
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if (isset($earnings[$current_year][$current_month])) {
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$earnings[$current_year][$current_month]['balance'] = bcadd($earnings[$current_year][$current_month]['balance'], $amount, 4);
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$earnings[$current_year][$current_month]['should_balance'] = bcadd($earnings[$current_year][$current_month]['should_balance'], $should_balance, 4);
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} else {
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$earnings[$current_year][$current_month] = [
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'balance' => $amount,
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// 应得（交了手续费）
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'should_balance' => $should_balance,
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];
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}
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// 删除 前 3 年的数据
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if (count($earnings) > 3) {
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$earnings = array_slice($earnings, -3, 3, true);
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}
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$this->module->charge($amount, 'balance', null);
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// 保存 1 年
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Cache::forever($cache_key, $earnings);
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/** 统计收益结束 */
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return true;
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}
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public function updateOrDelete(): bool
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{
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dispatch(new UpdateOrSuspendedHostJob($this));
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return true;
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}
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}
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