İlk temizlik tamamlandı bir önceki projeden

app/DevExtreme/DataSourceLoader.php

@@ -0,0 +1,157 @@
+<?php
+namespace App\DevExtreme;
+class DataSourceLoader {
+    public static function Load($dbSet, $params, $module = null) {
+        $result = NULL;
+        if (isset($dbSet) && get_class($dbSet) == "App\DevExtreme\DbSet" && isset($params) && is_array($params)) {
+            // Check if distinctColumn parameter is provided (for header filter unique values)
+            // distinctColumn can come as string (from GET) or already parsed
+            $distinctColumn = null;
+            if (isset($params["distinctColumn"])) {
+                $distinctColumn = $params["distinctColumn"];
+                // If it's a JSON string, decode it
+                if (is_string($distinctColumn) && (substr($distinctColumn, 0, 1) === '[' || substr($distinctColumn, 0, 1) === '{')) {
+                    $decoded = json_decode($distinctColumn, true);
+                    if ($decoded !== null) {
+                        $distinctColumn = $decoded;
+                    }
+                }
+                // Log for debugging
+                error_log("DataSourceLoader: distinctColumn parameter received: " . var_export($distinctColumn, true) . " (type: " . gettype($distinctColumn) . ")");
+            }
+            
+            if (!empty($distinctColumn) && is_string($distinctColumn)) {
+                
+                // Apply filters first
+                $dbSet->Filter(Utils::GetItemValueOrDefault($params, "filter"));
+                
+                if ($module === 'weldlog-employer-view' && $dbSet->getTableName() === 'weld_logs') {
+                    self::ApplyEmployerViewFilters($dbSet);
+                }
+                
+                // Get distinct values
+                error_log("DataSourceLoader: Getting distinct values for column: " . $distinctColumn . " in table: " . $dbSet->getTableName());
+                $distinctValues = $dbSet->GetDistinctValues($distinctColumn);
+                if ($dbSet->GetLastError() !== NULL) {
+                    error_log("GetDistinctValues error: " . $dbSet->GetLastError());
+                    // Return error response instead of NULL
+                    $result = array();
+                    $result["data"] = array();
+                    $result["hasBlanks"] = false;
+                    $result["error"] = $dbSet->GetLastError();
+                    return $result;
+                }
+                error_log("DataSourceLoader: Found " . count($distinctValues) . " distinct values");
+                
+                // Check for blanks
+                $hasBlanks = $dbSet->HasBlanks($distinctColumn);
+                if ($dbSet->GetLastError() !== NULL) {
+                    error_log("HasBlanks error: " . $dbSet->GetLastError());
+                    // Continue even if HasBlanks fails
+                }
+                
+                // Format response for header filter
+                $result = array();
+                $result["data"] = array_map(function($value) {
+                    return array("value" => $value, "text" => $value);
+                }, $distinctValues);
+                $result["hasBlanks"] = $hasBlanks;
+                
+                return $result;
+            }
+            
+            // Normal data loading
+            $dbSet->Select(Utils::GetItemValueOrDefault($params, "select"))
+                  ->Filter(Utils::GetItemValueOrDefault($params, "filter"));
+            
+            if ($module === 'weldlog-employer-view' && $dbSet->getTableName() === 'weld_logs') {
+                self::ApplyEmployerViewFilters($dbSet);
+            }
+            $totalSummary = $dbSet->GetTotalSummary(Utils::GetItemValueOrDefault($params, "totalSummary"),
+                                                    Utils::GetItemValueOrDefault($params, "filter"));
+            if ($dbSet->GetLastError() !== NULL) {
+                error_log("GetTotalSummary error: " . $dbSet->GetLastError());
+                return $result;
+            }
+            $totalCount = (isset($params["requireTotalCount"]) && $params["requireTotalCount"] === true)
+                          ? $dbSet->GetCount() : NULL;
+            if ($dbSet->GetLastError() !== NULL) {
+                return $result;
+            }
+            
+            $dbSet->Sort(Utils::GetItemValueOrDefault($params, "sort"));
+            $groupCount = NULL;
+            $skip = Utils::GetItemValueOrDefault($params, "skip");
+            $take = Utils::GetItemValueOrDefault($params, "take");
+            if (isset($params["group"])) {
+                $groupExpression = $params["group"];
+                $groupSummary = Utils::GetItemValueOrDefault($params, "groupSummary");
+                $dbSet->Group($groupExpression, $groupSummary, $skip, $take);
+                if (isset($params["requireGroupCount"]) && $params["requireGroupCount"] === true) {
+                    $groupCount = $dbSet->GetGroupCount();
+                }
+            }
+            else {
+                $dbSet->SkipTake($skip, $take);
+            }
+            $result = array();
+            $result["data"] = $dbSet->AsArray();
+            if ($dbSet->GetLastError() !== NULL) {
+                return $result;
+            }
+            if (isset($totalCount)) {
+                $result["totalCount"] = $totalCount;
+            }
+            if (isset($totalSummary)) {
+                $result["summary"] = $totalSummary;
+            }
+            if (isset($groupCount)) {
+                $result["groupCount"] = $groupCount;
+            }
+        }
+        else {
+            throw new \Exception("Invalid params");
+        }
+        return $result;
+    }
+    
+    /**
+     * Apply employer view specific filters to weld_logs table
+     * Filters:
+     * 1. Exclude records with repair_status = 'Repair' in repair_logs
+     * 2. Exclude records with NDT results other than 'Accept / Годен' or empty/null
+     */
+    private static function ApplyEmployerViewFilters($dbSet) {
+        $weldLogsTable = $dbSet->getTableName();
+        
+        $repairFilter = "NOT EXISTS (
+            SELECT 1 FROM repair_logs
+            WHERE repair_logs.iso_number = {$weldLogsTable}.iso_number
+              AND repair_logs.new_joint_no = {$weldLogsTable}.no_of_the_joint_as_per_as_built_survey
+              AND repair_logs.repair_status = 'Repair'
+        )";
+        
+        $ndtFields = [
+            'vt_result',
+            'rt_result',
+            'ut_result',
+            'pt_result',
+            'mt_result',
+            'pmi_result',
+            'ferrite_result',
+            'ht_result'
+        ];
+        
+        $ndtFilters = [];
+        foreach ($ndtFields as $field) {
+            $ndtFilters[] = "({$weldLogsTable}.{$field} IN ('Accept / Годен', '') OR {$weldLogsTable}.{$field} IS NULL)";
+        }
+        
+        $ndtFilter = implode(' AND ', $ndtFilters);
+        
+        $combinedFilter = "({$repairFilter}) AND ({$ndtFilter})";
+        
+        $dbSet->AddCustomWhere($combinedFilter);
+    }
+    
+}