<?php
/* 函數用法與參數
【1.輸入參數：】
獎金版本($ver)：2.1
契約總類($contract_type)：新簽約(new)、免保轉有費(free_to_charge)、續簽約(原價或僅契約金額異動)(renew_priceissue)
作番契約金額($fee_per_st)：3000元/月以下、3001-3499元/月、3500-3999元/月、4000元/月以上
牌價($elevator_list_price)：該電梯的合約發佈(標準)價+Option價格+與其他電梯共同分擔的費用貨價格
該作番所佔的服務費金額($commission_fee)
合約折扣率($discount)：大於80%以上(含)(above_80)、60-79%(含)以上(60_to_79)、折扣率59% (含)以下(below_59) ； 契約折扣率=(簽約價格-服務費)/牌價
付款方式$payment_period： 每月支付(monthly), 2月1次(bimonthly), 季付(quarterly), 半年付(semiannually), 年付(annually)
第一筆保養款項應收回日($receivable_date_due, array)
契約員員工號($sales_id)
地區處長員工號($region_director_id)
專任契約經理員工號($regular_contract_manger_id)

【2.函數中的變數說明】
契約員獎金($sales_bonus)
地區處長獎金($region_director_bonus)
專任契約經理獎金($regular_contract_manger_bonus)
獎金預計發放比例($payment_ratio_due_array)
當次應發獎金($current_bonus)
獎金預計發放日($payday_due_array)
獎金預計發放規定($payday_due_regulation)：合約簽回及保養款項收回的次月一次性發
計算結果($result_status)：success, error
獎金水庫(bonus_array)[
  bonus_type:獎金名稱,
  bonus_receiver:發放人員,
  bonus_amount:金額,
  pay_day_due:預計發放時間
  bonus_regulation, 發放規定
  ]

【3.輸出數據】
result_array[
	"ver"=>$ver, #獎金版本
	"result_status"=>"success", #計算結果	
	"$bonus_array"=>$bonus_array #所有獎金水庫
	];

*/



function maintenance_contract_bonus_v2_1($ver, $contract_type, $payment_period, $elevator_list_price, $fee_per_st, $commission_fee, $receivable_date_due, $sales_id, $region_director_id, $regular_contract_manger_id)
{
	$bonus_array = [];
	if ($ver == "2.1") {
		$discount = round(($fee_per_st - $commission_fee) / $elevator_list_price, 2);
		#契約總類($contract_type)：新簽約(new)、免保轉有費(free_to_charge)、續簽約(原價或僅契約金額異動)(renew_priceissue)
		switch ($contract_type) {
			case "new":
				#契約員獎金($sales_bonus)
				#合約折扣率($discount)：大於80%以上(含)(above_80)、60-79%(含)以上(60_to_79)、折扣率59% (含)以下(below_59)
				switch ($discount) {
					case ($discount >= 0.8):
						switch ($fee_per_st) {
							case ($fee_per_st < 3000):
								$sales_bonus = ($fee_per_st - $commission_fee) * 0.6;
								break;
							case ($fee_per_st >= 3000 and $fee_per_st < 3500):
								$sales_bonus = ($fee_per_st - $commission_fee) * 0.7;
								break;
							case ($fee_per_st >= 3500 and $fee_per_st < 4000):
								$sales_bonus = ($fee_per_st - $commission_fee) * 0.8;
								break;
							case ($fee_per_st >= 4000):
								$sales_bonus = ($fee_per_st - $commission_fee) * 0.9;
								break;
						};
						break;
					case ($discount >= 0.6 and $discount < 0.8):
						switch ($fee_per_st) {
							case ($fee_per_st <= 3000):
								$sales_bonus = ($fee_per_st - $commission_fee) * 0.48;
								break;
							case ($fee_per_st >= 3001 and $fee_per_st <= 3499):
								$sales_bonus = ($fee_per_st - $commission_fee) * 0.56;
								break;
							case ($fee_per_st >= 3500 and $fee_per_st <= 3999):
								$sales_bonus = ($fee_per_st - $commission_fee) * 0.64;
								break;
							case ($fee_per_st >= 4000):
								$sales_bonus = ($fee_per_st - $commission_fee) * 0.72;
								break;
						};
						break;
					case ($discount < 0.6):
						switch ($fee_per_st) {
							case ($fee_per_st <= 3000):
								$sales_bonus = ($fee_per_st - $commission_fee) * 0.42;
								break;
							case ($fee_per_st >= 3001 and $fee_per_st <= 3499):
								$sales_bonus = ($fee_per_st - $commission_fee) * 0.49;
								break;
							case ($fee_per_st >= 3500 and $fee_per_st <= 3999):
								$sales_bonus = ($fee_per_st - $commission_fee) * 0.56;
								break;
							case ($fee_per_st >= 4000):
								$sales_bonus = ($fee_per_st - $commission_fee) * 0.63;
								break;
						};
						break;
				};

				#地區處長獎金($region_director_bonus)
				$region_director_bonus = 170;
				#專任契約經理獎金($regular_contract_manger_bonus)
				$regular_contract_manger_bonus = 300;
				break;

			case "free_to_charge":
				switch ($fee_per_st) {
					case ($fee_per_st <= 3000):
						$sales_bonus = ($fee_per_st - $commission_fee) * 0.3;
						break;
					case ($fee_per_st >= 3001 and $fee_per_st <= 3499):
						$sales_bonus = ($fee_per_st - $commission_fee) * 0.35;
						break;
					case ($fee_per_st >= 3500 and $fee_per_st <= 3999):
						$sales_bonus = ($fee_per_st - $commission_fee) * 0.4;
						break;
					case ($fee_per_st >= 4000):
						$sales_bonus = ($fee_per_st - $commission_fee) * 0.45;
						break;
				};
				#地區處長獎金($region_director_bonus)
				$region_director_bonus = 170;
				#專任契約經理獎金($regular_contract_manger_bonus)
				$regular_contract_manger_bonus = 300;
				break;

			case "renew_priceissue":
				switch ($fee_per_st) {
					case ($fee_per_st <= 3000):
						$sales_bonus = ($fee_per_st - $commission_fee) * 0.25;
						break;
					case ($fee_per_st >= 3001 and $fee_per_st <= 3499):
						$sales_bonus = ($fee_per_st - $commission_fee) * 0.3;
						break;
					case ($fee_per_st >= 3500 and $fee_per_st <= 3999):
						$sales_bonus = ($fee_per_st - $commission_fee) * 0.35;
						break;
					case ($fee_per_st >= 4000):
						$sales_bonus = ($fee_per_st - $commission_fee) * 0.4;
						break;
				};
				#地區處長獎金($region_director_bonus)
				$region_director_bonus = 170;
				#專任契約經理獎金($regular_contract_manger_bonus)
				$regular_contract_manger_bonus = 300;
				break;
		};

		#地區處長獎金
		array_push($bonus_array, [
			"bonus_type" => "2", #獎金名稱
			"bonus_receiver" => $region_director_id, #發放人員
			"bonus_amount" => round($region_director_bonus), #金額
			"pay_day_due" => date("Y-m-d", strtotime("$receivable_date_due +1 months")), #預計發放時間
			"bonus_regulation" => "第1次款項收回後,次月發放", #發放規定
			'discount' => $discount //折扣率
		]);

		#專任契約經理獎金
		array_push($bonus_array, [
			"bonus_type" => "3", #獎金名稱
			"bonus_receiver" => $regular_contract_manger_id, #發放人員
			"bonus_amount" => round($regular_contract_manger_bonus), #金額
			"pay_day_due" => date("Y-m-d", strtotime("$receivable_date_due +1 months")), #預計發放時間
			"bonus_regulation" => "第1次款項收回後,次月發放", #發放規定				
			'discount' => $discount //折扣率
		]);

		#契約員獎金
		switch ($payment_period) {
				#年付
			case "annually":
				array_push($bonus_array, [
					"bonus_type" => "1", #獎金名稱
					"bonus_receiver" => $sales_id, #發放人員
					"bonus_amount" => round($sales_bonus), #金額
					"pay_day_due" => date("Y-m-d", strtotime("$receivable_date_due +1 months")), #預計發放時間
					"bonus_regulation" => "每月收款後,按收款比率次月發放", #發放規定		
					'discount' => $discount //折扣率

				]);
				break;

				#半年付
			case "semiannually":
				$payment_ratio_due_array = array(0.5, 0.5);
				$payday_due_array = array(1, 7);
				for ($i = 0; $i < count($payment_ratio_due_array); $i++) {
					if ($i < count($payment_ratio_due_array) - 1) {
						$current_bonus = round($sales_bonus * $payment_ratio_due_array[$i]); #金額
					} else {
						$current_bonus = round($sales_bonus - $i * round($sales_bonus * $payment_ratio_due_array[$i])); #最後一次金額
					};
					array_push($bonus_array, [
						"bonus_type" => "1", #獎金名稱
						"bonus_receiver" => $sales_id, #發放人員
						"bonus_amount" => round($current_bonus), #金額
						"pay_day_due" => date("Y-m-d", strtotime("$receivable_date_due +$payday_due_array[$i] months")), #預計發放時間
						"bonus_regulation" => "每月收款後,按收款比率次月發放", #發放規定				
						'discount' => $discount //折扣率

					]);
				}
				break;

				#季付	
			case "quarterly":
				$payment_ratio_due_array = array(0.25, 0.25, 0.25, 0.25);
				$payday_due_array = array(1, 4, 7, 10);
				for ($i = 0; $i < count($payment_ratio_due_array); $i++) {
					if ($i < count($payment_ratio_due_array) - 1) {
						$current_bonus = round($sales_bonus * $payment_ratio_due_array[$i]); #金額
					} else {
						$current_bonus = round($sales_bonus - $i * round($sales_bonus * $payment_ratio_due_array[$i])); #最後一次金額
					};
					array_push($bonus_array, [
						"bonus_type" => "1", #獎金名稱
						"bonus_receiver" => $sales_id, #發放人員
						"bonus_amount" => round($current_bonus), #金額
						"pay_day_due" => date("Y-m-d", strtotime("$receivable_date_due +$payday_due_array[$i] months")), #預計發放時間
						"bonus_regulation" => "每月收款後,按收款比率次月發放", #發放規定				
						'discount' => $discount //折扣率

					]);
				}
				break;

				#2月1次
			case "bimonthly":
				$payment_ratio_due_array = array(0.166, 0.166, 0.166, 0.166, 0.166, 0.166);
				$payday_due_array = array(1, 3, 5, 7, 9, 11);
				for ($i = 0; $i < count($payment_ratio_due_array); $i++) {
					if ($i < count($payment_ratio_due_array) - 1) {
						$current_bonus = round($sales_bonus * $payment_ratio_due_array[$i]); #金額
					} else {
						$current_bonus = round($sales_bonus - $i * round($sales_bonus * $payment_ratio_due_array[$i])); #最後一次金額
					};
					array_push($bonus_array, [
						"bonus_type" => "1", #獎金名稱
						"bonus_receiver" => $sales_id, #發放人員
						"bonus_amount" => round($current_bonus), #金額
						"pay_day_due" => date("Y-m-d", strtotime("$receivable_date_due +$payday_due_array[$i] months")), #預計發放時間
						"bonus_regulation" => "每月收款後,按收款比率次月發放", #發放規定				
						'discount' => $discount //折扣率

					]);
				}
				break;

				#月付	
			case "monthly":
				$payment_ratio_due_array = array(0.083, 0.083, 0.083, 0.083, 0.083, 0.083, 0.083, 0.083, 0.083, 0.083, 0.083, 0.083);
				$payday_due_array = array(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12);
				for ($i = 0; $i < count($payment_ratio_due_array); $i++) {
					if ($i < count($payment_ratio_due_array) - 1) {
						$current_bonus = round($sales_bonus * $payment_ratio_due_array[$i]); #金額
					} else {
						$current_bonus = round($sales_bonus - $i * round($sales_bonus * $payment_ratio_due_array[$i])); #最後一次金額
					};
					array_push($bonus_array, [
						"bonus_type" => "1", #獎金名稱
						"bonus_receiver" => $sales_id, #發放人員
						"bonus_amount" => round($current_bonus), #金額
						"pay_day_due" => date("Y-m-d", strtotime("$receivable_date_due +$payday_due_array[$i] months")), #預計發放時間
						"bonus_regulation" => "每月收款後,按收款比率次月發放", #發放規定				
						'discount' => $discount //折扣率

					]);
				}
				break;
		}

		$result_array = [
			"ver" => $ver, #獎金版本
			"result_status" => "success", #計算結果	
			"bonus_array" => $bonus_array #獎金水庫
		];
	} else {
		array_push($bonus_array, [
			"bonus_type" => "error", #獎金名稱
			"bonus_receiver" => "error", #發放人員
			"bonus_amount" => 0, #金額
			"pay_day_due" => "9999-1-1", #預計發放時間
			"bonus_regulation" => "error" #發放規定				
		]);
		$result_array = [
			"ver" => $ver, #獎金版本
			"result_status" => "error", #計算結果	
			"bonus_array" => $bonus_array #獎金水庫
		];
	}

	return $result_array;
};