Finished command for generating CSV schedule

app/Activity.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace App;
+
+use Illuminate\Database\Eloquent\Model;
+
+class Activity extends Model
+{
+    //
+}

app/Console/Commands/CreateSchedule.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace App\Console\Commands;
+
+use Illuminate\Console\Command;
+use App\Http\Controllers\ScheduleController;
+
+class CreateSchedule extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'command:generate_schedule';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Command that will generate CSV schedule for next 90 days of entered date for cleaning office.';
+
+    /**
+     * Create a new command instance.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        parent::__construct();
+    }
+
+    /**
+     * Execute the console command.
+     *
+     * @return int
+     */
+    public function handle()
+    {
+        $startDate = $this->ask('Enter date [format: yyyy-mm-dd] ');
+        $validator = \Validator::make(['date' => $startDate], ['date' => 'required|date|date_format:Y-m-d']);
+        if ($validator->fails()) {
+            $message = $validator->messages();
+            $this->info($message);
+            return 0;
+        } else {
+            $scheduleController = new ScheduleController();
+            $scheduleController->generateSchedule($startDate);
+            $this->info('Generate schedule from date : ' . $startDate);
+            $this->info('CSV file created successfully!');
+
+            return 0;
+        }
+    }
+}

app/Http/Controllers/ScheduleController.php

@@ -0,0 +1,150 @@
+<?php
+
+namespace App\Http\Controllers;
+use \Illuminate\Http\Request;
+use App\Activity;
+USE DB;
+
+class ScheduleController extends Controller 
+{
+    public function generateSchedule($startDate) 
+    {   
+        $getActivities = Activity::all();
+        $activitiesArray = [];
+        if (!empty($getActivities)) {
+            foreach ($getActivities as $activity) {
+                $activitiesArray[] = [
+                    'id' => $activity->id,
+                    'name' => $activity->name,
+                    'duration' => $activity->duration
+                ]; 
+            }       
+        }
+
+        // next 3 months
+        $duration = 90;
+        // define empty array
+        $lastWorkingDaysDates = [];
+
+        // find lastWorkingDays for next 3 months
+        for ($i = 0; $i < 3; $i++) {
+            $checkDate = date('Y-m-d', strtotime('+'. $i .' month', strtotime($startDate)));
+            $lastDateOfMonth = date("Y-m-t", strtotime($checkDate));
+
+            $lastWorkingDaysDates[$i] = $this->detectLastWorkingDay($checkDate, $lastDateOfMonth);
+        }
+
+        $schedule = [];
+        // get month (in number format)
+        $month = date("m", strtotime($startDate));
+        // set ref cleaning to 0
+        $ref = 0;
+        // generate data for next 3 months
+        for ($i = 0; $i < $duration; $i++) {
+            // day by day 
+            $currentDayRow = date('Y-m-d', strtotime('+'. $i .' day', strtotime($startDate)));
+            // get month of current date
+            $checkMonth = date("m", strtotime($currentDayRow));
+            // get date name of current date
+            $dayName = date("l", strtotime($currentDayRow));
+
+            // set empty values ( we can comment this if we don't want empty rows into CSV file.)
+            $schedule[$i]['date'] = $currentDayRow;
+            $schedule[$i]['day'] = $dayName;
+            $schedule[$i]['activities'] = '';
+            $schedule[$i]['duration'] = '';
+
+            // get day date (number format)
+            $day = date("j", strtotime($currentDayRow));
+            // check if it's Tuesday or Thursday
+            if ($dayName == 'Tuesday' || $dayName == 'Thursday') {
+                // set default values
+                $act = $activitiesArray[0]['name'];
+                $timeEst = date('H:i', mktime(0, $activitiesArray[0]['duration']));
+                // if ref is not cleaned or if it's first(tuesday/thursday) of the month
+                if ($ref === 0 || $day === '1') { 
+                    $act = $activitiesArray[0]['name'] . '|' . $activitiesArray[2]['name'];
+                    $timeEst = date('H:i', mktime(0, $activitiesArray[0]['duration'] + $activitiesArray[2]['duration']));
+
+                    // increase ref + 1 cos now it's clened
+                    $ref++;
+                    // change month if 
+                    $month = $checkMonth;
+                }
+
+                $schedule[$i]['date'] = $currentDayRow;
+                $schedule[$i]['day'] = $dayName;
+                $schedule[$i]['activities'] = $act;
+                $schedule[$i]['duration'] = $timeEst; 
+            }
+            // if month is passed update initial variable and reset the ref to 0
+            if ($month != $checkMonth) {
+                $ref = 0;
+                $month = $checkMonth;
+            }
+
+            // check if it's last working day
+            if (in_array($currentDayRow, $lastWorkingDaysDates)) {
+                $act = $activitiesArray[1]['name'];
+                $timeEst = date('H:i', mktime(0, $activitiesArray[1]['duration']));
+                // check if there is any other activity added before
+                if (!empty($schedule[$i]['activities'])) {
+                    $act = $activitiesArray[0]['name'] . '|' . $activitiesArray[1]['name'];
+                    $timeEst = date('H:i', mktime(0, $activitiesArray[0]['duration'] + $activitiesArray[1]['duration']));
+                }
+
+                $schedule[$i]['date'] = $currentDayRow;
+                $schedule[$i]['day'] = $dayName;
+                $schedule[$i]['activities'] = $act;
+                $schedule[$i]['duration'] = $timeEst;
+            }
+        }
+        // export CSV
+        $this->exportCsvFile($schedule, 'schedule-' . $startDate);
+    }
+
+    public function detectLastWorkingDay($date, $lastDateOfMonth) 
+    {
+        // set default value
+        $lastWorkingDay = date('Y-m-d', strtotime($date));
+        $lastDayName = date("l",strtotime($lastDateOfMonth));
+
+        // If it's Sunday or Saturday we set Friday as last working day
+        $checkLastWorkingDay = $this->getLastWorkingDayDate($lastDayName, $lastDateOfMonth);
+        if (!empty($checkLastWorkingDay)) {
+            $lastWorkingDay = $checkLastWorkingDay; 
+        }
+
+        return $lastWorkingDay;
+    }
+
+    public function getLastWorkingDayDate($name, $lastDateOfMonth) 
+    {
+        switch ($name) {
+            case 'Sunday': 
+                $lastWorkingDay = date('Y-m-d', strtotime('-2 day', strtotime($lastDateOfMonth)));
+                break;
+            case 'Saturday': 
+                $lastWorkingDay = date('Y-m-d', strtotime('-1 day', strtotime($lastDateOfMonth)));
+                break;
+            default: 
+            $lastWorkingDay = $lastDateOfMonth;
+        }
+
+        return $lastWorkingDay;
+    }
+
+    public function exportCsvFile($data, $filename) 
+    {
+        header('Content-Type: text/csv;');
+        header('Content-Disposition: attachment; filename=' . $filename . '.csv');
+        header("Pragma: no-cache");
+        header("Expires: 0");
+        $fh = fopen('./csv/'. $filename . '.csv' , 'w');
+        fputcsv($fh, array('Date','Day','Activities','Duration(HH:MM)'));
+        foreach ($data as $row) {
+            fputcsv($fh, array($row['date'],$row['day'],$row['activities'],$row['duration']));
+        }
+    }
+}
+

scheduler/composer.json → composer.json

@@ -13,7 +13,8 @@
         "fruitcake/laravel-cors": "^2.0",
         "guzzlehttp/guzzle": "^6.3.1|^7.0.1",
         "laravel/framework": "^7.29",
-        "laravel/tinker": "^2.5"
+        "laravel/tinker": "^2.5",
+        "maatwebsite/excel": "^3.1"
     },
     "require-dev": {
         "facade/ignition": "^2.0",