add graphs for stats

app/Repositories/Core/DateStats.php

@@ -7,12 +7,83 @@ use Illuminate\Database\Eloquent\Model;
 
 trait DateStats
 {
-    public static function countByMonth($prev = 0)
+    public static function sumDaily($field, $nbDays = 15, $fieldDate = 'created_at')
     {
-        $start = Carbon::now()->startOfMonth($prev);
-        $end = Carbon::now()->endOfMonth($prev);
+        $periods = DateRange::getPeriodsLastDay($nbDays);
+        $values = self::sumPeriodly($periods, $field, $fieldDate);
 
-        return self::countByPeriod($start, $end);
+        return self::buildLabels($periods, $values, 'dd Do MMM');
+    }
+
+    public static function countDaily($nbDays = 15, $fieldDate = 'created_at')
+    {
+        $periods = DateRange::getPeriodsLastDay($nbDays);
+        $values = self::countPeriodly($periods, $fieldDate);
+
+        return self::buildLabels($periods, $values, 'dd Do MMM');
+    }
+
+    public static function sumMonthly($field, $fieldDate = 'created_at')
+    {
+        $periods = DateRange::getPeriodsLastMonth(12);
+        $values = self::sumPeriodly($periods, $field, $fieldDate);
+        
+        return self::buildLabels($periods, $values, 'MMM YY');
+    }
+
+    public static function countMonthly($fieldDate = 'created_at')
+    {
+        $periods = DateRange::getPeriodsLastMonth(12);
+        $values = self::countPeriodly($periods, $fieldDate);
+
+        return self::buildLabels($periods, $values, 'MMM YY');
+    }
+
+    public static function buildLabels($periods, $values, $format = 'MMM YY')
+    {
+        $data = [];
+        foreach ($periods as $key => $period) {
+            $index = Carbon::parse($period->startDate)->isoFormat($format);
+            $data[$index] = $values[$key];
+        }
+        
+        return $data;
+    }
+
+    public static function sumPeriodly($periods, $field, $fieldDate = 'created_at')
+    {
+        $data = [];
+        foreach ($periods as $period) {
+            $data[] = self::sumByPeriod($period->startDate, $period->endDate, $field, $fieldDate);
+        }
+
+        return $data;
+    }
+
+    public static function countPeriodly($periods, $fieldDate = 'created_at')
+    {
+        $data = [];
+        foreach ($periods as $period) {
+            $data[] = self::countByPeriod($period->startDate, $period->endDate, $fieldDate);
+        }
+
+        return $data;
+    }
+
+    public static function countByMonth($prev = 0, $field = 'created_at')
+    {
+        $start = Carbon::now()->subMonths($prev)->startOfMonth();
+        $end = Carbon::now()->subMonths($prev)->endOfMonth();
+
+        return self::countByPeriod($start, $end, $field);
+    }
+
+    public static function countByDay($prev = 0, $field = 'created_at')
+    {
+        $start = Carbon::now()->subDays($prev)->startOfMonth();
+        $end = Carbon::now()->subDays($prev)->endOfMonth();
+
+        return self::countByPeriod($start, $end, $field);
     }
 
     public static function countByPeriod($start, $end, $field = 'created_at')
@@ -20,32 +91,48 @@ trait DateStats
         return self::getModel()->whereBetween($field, [$start, $end])->count();
     }
 
-    public static function avgByMonth($prev = 0, $field = false)
+    public static function avgByMonth($field, $prev = 0, $fieldDate = 'created_at')
     {
-        $start = Carbon::now()->startOfMonth($prev);
-        $end = Carbon::now()->endOfMonth($prev);
+        $start = Carbon::now()->subMonths($prev)->startOfMonth();
+        $end = Carbon::now()->subMonths($prev)->endOfMonth();
 
-        return self::avgByPeriod($start, $end, $field);
+        return self::avgByPeriod($start, $end, $field, $fieldDate);
     }
 
-    public static function avgByPeriod($start, $end, $field)
+    public static function avgByDay($field, $prev = 0, $fieldDate = 'created_at')
+    {
+        $start = Carbon::now()->subDays($prev)->startOfMonth();
+        $end = Carbon::now()->subDays($prev)->endOfMonth();
+
+        return self::avgByPeriod($start, $end, $field, $fieldDate);
+    }
+
+    public static function avgByPeriod($start, $end, $field, $fieldDate = 'created_at')
     {
         $c = self::countByPeriod($start, $end);
 
-        return $c ? round(self::sumByPeriod($start, $end, $field) / $c, 2) : 0;
+        return $c ? round(self::sumByPeriod($start, $end, $field, $fieldDate) / $c, 2) : 0;
     }
 
-    public static function sumByMonth($prev = 0, $field = false)
+    public static function sumByMonth($field, $prev = 0, $fieldDate = 'created_at')
     {
-        $start = Carbon::now()->startOfMonth($prev);
-        $end = Carbon::now()->endOfMonth($prev);
+        $start = Carbon::now()->subMonths($prev)->startOfMonth();
+        $end = Carbon::now()->subMonths($prev)->endOfMonth();
 
-        return self::sumByPeriod($start, $end, $field);
+        return self::sumByPeriod($start, $end, $field, $fieldDate);
     }
 
-    public static function sumByPeriod($start, $end, $field = 'created_at')
+    public static function sumByDay($field, $prev = 0, $fieldDate = 'created_at')
     {
-        return self::getModel()->whereBetween($field, [$start, $end])->sum($field);
+        $start = Carbon::now()->subDays($prev)->startOfDay();
+        $end = Carbon::now()->subDays($prev)->endOfDay();
+
+        return self::sumByPeriod($start, $end, $field, $fieldDate);
+    }
+
+    public static function sumByPeriod($start, $end, $field, $fieldDate = 'created_at')
+    {
+        return self::getModel()->whereBetween($fieldDate, [$start, $end])->sum($field);
     }
 
     public static function getModel()