‰PNG  IHDRôxÔúsBIT|dˆ pHYsÄÄ•+tEXtSoftwarewww.inkscape.org›î<,àtEXtComment 'datetime', 'expires_at' => 'datetime', 'last_profit_at' => 'datetime', ]; /** * Get the user that owns this investment */ public function user() { return $this->belongsTo(User::class); } /** * Get the trading bot for this investment */ public function bot() { return $this->belongsTo(TradingBot::class, 'bot_id'); } /** * Get trading history for this investment */ public function tradingHistory() { return $this->hasMany(BotTradingHistory::class, 'user_bot_investment_id'); } /** * Get recent trading history */ public function recentTrades() { return $this->hasMany(BotTradingHistory::class, 'user_bot_investment_id') ->latest('opened_at') ->limit(10); } /** * Check if investment is active */ public function isActive() { return $this->status === 'active' && $this->expires_at > Carbon::now(); } /** * Check if it's time to generate profit */ public function shouldGenerateProfit() { if (!$this->isActive()) { return false; } // Generate profit every 4-8 hours $lastProfit = $this->last_profit_at ?: $this->started_at; $hoursToAdd = rand(4, 8); $nextProfitTime = $lastProfit->addHours($hoursToAdd); return Carbon::now()->greaterThanOrEqualTo($nextProfitTime); } /** * Get total ROI percentage */ public function getRoiPercentageAttribute() { if ($this->investment_amount <= 0) { return 0; } return round((($this->total_profit - $this->total_loss) / $this->investment_amount) * 100, 2); } /** * Get current profit (total profit minus total loss) */ public function getCurrentProfitAttribute() { return $this->total_profit - $this->total_loss; } /** * Get success rate for this investment */ public function getSuccessRateAttribute() { $totalTrades = $this->successful_trades + $this->failed_trades; if ($totalTrades <= 0) { return 0; } return round(($this->successful_trades / $totalTrades) * 100, 2); } /** * Get days remaining */ public function getDaysRemainingAttribute() { if (!$this->isActive()) { return 0; } return Carbon::now()->diffInDays($this->expires_at, false); } /** * Scope for active investments */ public function scopeActive($query) { return $query->where('status', 'active') ->where('expires_at', '>', Carbon::now()); } /** * Scope for expired investments */ public function scopeExpired($query) { return $query->where('expires_at', '<=', Carbon::now()) ->where('status', 'active'); } }