statistics and lava charts

app/Http/Controllers/SRP/SRPAdminController.php

@@ -7,8 +7,10 @@ use Illuminate\Http\Request;
 use App\Http\Controllers\Controller;
 use DB;
 use Auth;
+use Khill\Lavacharts\Lavacharts;
 
 //User Libraries
+use App\Library\SRP\SRPHelper;
 
 //Models
 use App\Models\SRP\SRPShip;
@@ -108,6 +110,48 @@ class SRPAdminController extends Controller
     }
 
     public function displayStatistics() {
-        return view('srp.admin.statistics');
+        $months = 3;
+        $approved = array();
+        $denied = array();
+        $fcLosses = array();
+        $lava = new Lavacharts;
+
+        //We need a function from this library rather than recreating a new library
+        $srpHelper = new SRPHelper();
+
+        //Get the dates for the tab panes
+        $dates = $srpHelper->GetTimeFrameInMonths($months);
+
+        //Get the approved requests total by month of the last 3 months
+        foreach($dates as $date) {
+            $approved[] = [
+                'date' => $date['start']->toFormattedDateString(),
+                'value' => number_format($srpHelper->GetApprovedPaidValue($date['start'], $date['end']), 2, ".", ","),
+            ];
+        }
+
+        //Get the denied requests total by month of the last 3 months
+        foreach($dates as $date) {
+            $denied[] = [
+                'date' => $date['start']->toFormattedDateString(),
+                'value' => number_format($srpHelper->GetDeniedValue($date['start'], $date['end']), 2, ".", ","),
+            ];
+        }
+
+        //Create chart for fc losses
+        $losses = $lava->DataTable();
+        $losses->addDateColumn('FC');
+        $losses->addNumberColumn('ISK');
+        $date = $srpHelper->GetTimeFrameInMonths(1);
+        $fcLosses = $srpHelper->GetLossesByFC($date['start'], $date['end']);
+        foreach($fcLosses as $key => $value) {
+            $losses->addRow([$fcLoss[$key], $value]);
+        }
+
+        $lava->BarChart('ISK', $losses);
+
+        return view('srp.admin.statistics')->with('approved', $approved)
+                                           ->with('denied', $denied)
+                                           ->with('losses', $losses);
     }
 }

app/Library/SRP/SRPHelper.php

@@ -0,0 +1,136 @@
+<?php
+
+namespace App\Library\SRP;
+
+//Internal Libraries
+use DB;
+use Carbon\Carbon;
+
+//Models
+use App\Models\SRP\SrpFleetType;
+use App\Models\SRP\SrpPayout;
+use App\Models\SRP\SRPShip;
+use App\Models\SRP\SrpShipType;
+
+class SRPHelper {
+
+    public function __contruct() {
+        //
+    }
+
+    public function GetLossesByFC($start, $end) {
+        $losses = 0.00;
+        $fcs = null;
+
+        $fcs = SRPShip::whereBetween('created_at', [$start, $end])
+                      ->pluck('fleet_commander_name')
+                      ->toArray();
+
+        foreach($fcs as $fc) {
+            $tempLosses = SRPShip::where(['fleet_commander_name' => $fc])
+                                 ->whereBetween('created_at', [$start, $end])
+                                 ->sum('loss_value');
+
+            $losses[$fc] = $tempLosses;
+        }
+
+        return $losses;
+    }
+
+    public function GetUnderReview($start, $end) {
+        $requests = 0.00;
+
+        $requests = SRPShip::where(['approved' => 'Under Review'])
+                            ->whereBetween('created_at', [$start, $end])
+                            ->sum('loss_value');
+
+        return $requests;
+    }
+
+    public function GetApprovedPaidValue($start, $end) {
+        $requests = 0.00;
+
+        $requests = SRPShip::where(['approved' => 'Approved'])
+                            ->whereBetween('created_at', [$start, $end])
+                            ->sum('paid_value');
+        
+        return $requests;
+    }
+
+    public function GetApproved($start, $end, $type) {
+        $requests = 0.00;
+
+        $requests = SRPShip::where(['approved' => 'Approved'])
+                            ->whereBetween('created_at', [$start, $end])
+                            ->sum($type);
+
+        return $requests;
+    }
+
+    public function GetDeniedValue($start, $end) {
+        $requests = 0.00;
+
+        $requests = SRPShip::where(['approved' => 'Denied'])
+                            ->whereBetween('created_at', [$start, $end])
+                            ->sum('paid_value');
+
+        return $requests;
+    }
+
+    public function GetDenied($start, $end, $type) {
+        $requests = 0.00;
+
+        $requests = SRPShip::where(['approved' => 'Denied'])
+                            ->whereBetween('created_at', [$start, $end])
+                            -sum($type);
+
+        return $requests;
+    }
+
+    /**
+     * Returns a set of dates from now until the amount of months has passed
+     * 
+     * @var integer
+     * @returns array
+     */
+    public function GetTimeFrameInMonths($months) {
+        //Declare an array of dates
+        $dates = array();
+        //Setup the start of the array as the basis of our start and end dates
+        $start = Carbon::now()->startOfMonth();
+        $end = Carbon::now()->endOfMonth();
+        $end->hour = 23;
+        $end->minute = 59;
+        $end->second = 59;
+
+        if($months == 1) {
+            $dates = [
+                'start' => $start,
+                'end' => $end,
+            ];
+
+            return $dates;
+        }
+
+        //Create an array of dates
+        for($i = 0; $i < $months; $i++) {
+            if($i == 0) {
+                $dates[$i]['start'] = $start;
+                $dates[$i]['end'] = $end;
+            }
+            
+            $start = Carbon::now()->startOfMonth()->subMonths($i);
+            $end = Carbon::now()->endOfMonth()->subMonths($i);
+            $end->hour = 23;
+            $end->minute = 59;
+            $end->second = 59;
+            $dates[$i]['start'] = $start;
+            $dates[$i]['end'] = $end;
+        }
+
+        //Return the dates back to the calling function
+        return $dates;
+    }
+}
+
+?>

resources/views/srp/admin/statistics.blade.php

@@ -1,4 +1,6 @@
 @extends('layouts.b4')
 @section('content')
 
+@barchart('FC Losses', 'fc_loss_div')
+
 @endsection