车位使用率

app/Console/Commands/CreateParkingUtilizationRate.php

@@ -0,0 +1,144 @@
+<?php
+
+namespace App\Console\Commands;
+
+use App\Models\ParkingAccessRecord;
+use App\Models\ParkingSpace;
+use App\Models\ParkingUtilizationRate;
+use Exception;
+use Illuminate\Console\Command;
+use Illuminate\Support\Facades\DB;
+
+class CreateParkingUtilizationRate extends Command
+{
+    /**
+     * The name and signature of the console command.
+     * @var string
+     */
+    protected $signature = 'run:create-parking-utilization-rate';
+
+    /**
+     * The console command description.
+     * @var string
+     */
+    protected $description = 'Command description';
+
+    /**
+     * Execute the console command.
+     */
+    public function handle()
+    {
+        //
+        try {
+            DB::beginTransaction();
+
+            // 每小时统计一次使用率
+            $start_time = date("Y-m-d H:00:00", strtotime('-1 hours'));
+            $end_time = date("Y-m-d H:00:00", time());
+
+            // 每天统计一次使用率
+            $now_hours = date('H');
+            $day_start_time = date("Y-m-d 00:00:00", strtotime('-1 day'));
+            $day_end_time = date("Y-m-d 00:00:00", time());
+
+            $ParkingSpaceIds = ParkingSpace::query()->pluck('id');
+            if ($ParkingSpaceIds) {
+                foreach ($ParkingSpaceIds as $space_id) {
+                    // 小时
+                    $this->createRate($start_time, $end_time, $space_id);
+
+                    // 天
+                    if ($now_hours == '01') {
+                        $this->createRate(
+                            $day_start_time,
+                            $day_end_time,
+                            $space_id,
+                            2
+                        );
+                    }
+                }
+            }
+            DB::commit();
+        } catch (Exception $e) {
+            DB::rollBack();
+            dd($e);
+        }
+    }
+
+    private function createRate(
+        $start_time,
+        $end_time,
+        $space_id,
+        $date_type = 1
+    ) {
+        $where = [
+            'start_time' => $start_time,
+            'end_time'   => $end_time,
+            'space_id'   => $space_id,
+            'date_type'  => $date_type
+        ];
+        if (!ParkingUtilizationRate::query()->where($where)->exists()
+        ) {
+            $create = $where;
+            $create['rate'] = $this->getRate(
+                $start_time,
+                $end_time,
+                $space_id,
+                $date_type
+            );
+            $create['created_at'] = date("Y-m-d H:i:s", time());
+            ParkingUtilizationRate::query()->create($create);
+        }
+    }
+
+    private function getRate(
+        $start_time,
+        $end_time,
+        $space_id,
+        $date_type
+    ): string {
+        $rate = 0;
+
+        $sumSecond = 3600;
+        if ($date_type == 2) {
+            $sumSecond = 3600 * 24;
+        }
+
+        $start_times = strtotime($start_time);
+        $end_times = strtotime($end_time);
+
+        $model = ParkingAccessRecord::query()->where('space_id', $space_id)
+            ->where(
+                function ($query) use ($start_times, $end_times) {
+                    $query->whereRaw(
+                        " enter_time < {$end_times}"
+                        .
+                        " AND (leave_time IS NULL OR leave_time > {$start_times})"
+                    );
+                }
+            )->select(['enter_time', 'leave_time'])->get();
+        if ($model) {
+            $list = $model->toArray();
+            foreach ($list as $item) {
+                $enter_time = strtotime($item['enter_time']);
+                $leave_time = $item['leave_time'] ? strtotime(
+                    $item['leave_time']
+                ) : $end_times;
+
+                if ($enter_time < $start_times) {
+                    $enter_time = $start_times;
+                }
+                if ($leave_time > $end_times) {
+                    $leave_time = $end_times;
+                }
+
+                $second = $leave_time - $enter_time;
+
+                if ($second > 0) {
+                    $rate = round($second / $sumSecond, 4);
+                }
+            }
+        }
+        return $rate * 100;
+    }
+}