Merge pull request #200 from avenjamin/3.x

Add SQLite support in getStats() function

.gitignore

 Thumbs.db
 /public/css/
 /public/js/
+.DS_Store

app/Filament/Company/Resources/Purchases/BillResource/Widgets/BillOverview.php

 
             if ($driver === 'pgsql') {
                 $query->selectRaw('AVG(EXTRACT(EPOCH FROM (paid_at - date)) / 86400) as avg_days');
+            } elseif ($driver === 'sqlite') {
+                $query->selectRaw('AVG(julianday(paid_at) - julianday(date)) as avg_days');
             } else {
                 $query->selectRaw('AVG(TIMESTAMPDIFF(DAY, date, paid_at)) as avg_days');
             }

app/Filament/Company/Resources/Purchases/VendorResource/Widgets/BillOverview.php

 
         if ($driver === 'pgsql') {
             $query->selectRaw('AVG(EXTRACT(EPOCH FROM (paid_at - date)) / 86400) as avg_days');
+        } elseif ($driver === 'sqlite') {
+            $query->selectRaw('AVG(julianday(paid_at) - julianday(date)) as avg_days');
         } else {
             $query->selectRaw('AVG(TIMESTAMPDIFF(DAY, date, paid_at)) as avg_days');
         }

app/Filament/Company/Resources/Sales/ClientResource/Widgets/InvoiceOverview.php

 
         if ($driver === 'pgsql') {
             $query->selectRaw('AVG(EXTRACT(EPOCH FROM (paid_at - date)) / 86400) as avg_days');
+        } elseif ($driver === 'sqlite') {
+            $query->selectRaw('AVG(julianday(paid_at) - julianday(date)) as avg_days');
         } else {
             $query->selectRaw('AVG(TIMESTAMPDIFF(DAY, date, paid_at)) as avg_days');
         }

app/Filament/Company/Resources/Sales/InvoiceResource/Widgets/InvoiceOverview.php

 
             if ($driver === 'pgsql') {
                 $query->selectRaw('AVG(EXTRACT(EPOCH FROM (paid_at - approved_at)) / 86400) as avg_days');
+            } elseif ($driver === 'sqlite') {
+                $query->selectRaw('AVG(julianday(paid_at) - julianday(approved_at)) as avg_days');
             } else {
                 $query->selectRaw('AVG(TIMESTAMPDIFF(DAY, approved_at, paid_at)) as avg_days');
             }

app/Services/AccountService.php

         $asOfDate = $asOfDate ?? company_today()->toDateString();
         $driver = DB::getDriverName();
 
-        $datediff = $driver === 'pgsql'
-            ? '(?::date - invoices.due_date::date)'
-            : 'DATEDIFF(?, invoices.due_date)';
+        switch ($driver) {
+            case 'pgsql':
+                $datediff = '(?::date - invoices.due_date::date)';
+                break;
+            case 'sqlite':
+                $datediff = 'JULIANDAY(?) - JULIANDAY(invoices.due_date)';
+                break;
+            default:
+                $datediff = 'DATEDIFF(?, invoices.due_date)';
+                break;
+        }
 
         return Invoice::query()
             ->select([
         $asOfDate = $asOfDate ?? company_today()->toDateString();
         $driver = DB::getDriverName();
 
-        $datediff = $driver === 'pgsql'
-            ? '(?::date - bills.due_date::date)'
-            : 'DATEDIFF(?, bills.due_date)';
+        switch ($driver) {
+            case 'pgsql':
+                $datediff = '(?::date - bills.due_date::date)';
+                break;
+            case 'sqlite':
+                $datediff = 'JULIANDAY(?) - JULIANDAY(bills.due_date)';
+                break;
+            default:
+                $datediff = 'DATEDIFF(?, bills.due_date)';
+                break;
+        }
 
         return Bill::query()
             ->select([