Update unified-chart.component.ts

frontend/angular-clarity-master/src/app/modules/main/builder/dashboardnew/gadgets/unified-chart/unified-chart.component.ts

@@ -1346,4 +1346,236 @@ export class UnifiedChartComponent implements OnInit, OnChanges, OnDestroy {
       return false;
     }
   }
+
+  // Check if there are active filters
+  hasActiveFilters(): boolean {
+    return (this.baseFilters && this.baseFilters.length > 0) || 
+           (this.drilldownFilters && this.drilldownFilters.length > 0) || 
+           this.hasActiveLayerFilters();
+  }
+
+  // Check if there are active layer filters for current drilldown level
+  hasActiveLayerFilters(): boolean {
+    if (this.currentDrilldownLevel > 1 && this.drilldownLayers && this.drilldownLayers.length > 0) {
+      const layerIndex = this.currentDrilldownLevel - 2; // -2 because level 1 is base drilldown
+      return layerIndex < this.drilldownLayers.length && 
+             this.drilldownLayers[layerIndex].filters && 
+             this.drilldownLayers[layerIndex].filters.length > 0;
+    }
+    return false;
+  }
+
+  // Get active layer filters for current drilldown level
+  getActiveLayerFilters(): any[] {
+    if (this.currentDrilldownLevel > 1 && this.drilldownLayers && this.drilldownLayers.length > 0) {
+      const layerIndex = this.currentDrilldownLevel - 2; // -2 because level 1 is base drilldown
+      if (layerIndex < this.drilldownLayers.length && 
+          this.drilldownLayers[layerIndex].filters) {
+        return this.drilldownLayers[layerIndex].filters;
+      }
+    }
+    return [];
+  }
+
+  // Get filter options for dropdown/multiselect filters
+  getFilterOptions(filter: any): string[] {
+    if (filter.options) {
+      if (Array.isArray(filter.options)) {
+        return filter.options;
+      } else if (typeof filter.options === 'string') {
+        return filter.options.split(',').map(opt => opt.trim()).filter(opt => opt);
+      }
+    }
+    return [];
+  }
+
+  // Check if an option is selected for multiselect filters
+  isOptionSelected(filter: any, option: string): boolean {
+    if (!filter.value) {
+      return false;
+    }
+    
+    if (Array.isArray(filter.value)) {
+      return filter.value.includes(option);
+    }
+    
+    return filter.value === option;
+  }
+
+  // Handle base filter changes
+  onBaseFilterChange(filter: any): void {
+    console.log('Base filter changed:', filter);
+    // Refresh data when filter changes
+    this.fetchChartData();
+  }
+
+  // Handle drilldown filter changes
+  onDrilldownFilterChange(filter: any): void {
+    console.log('Drilldown filter changed:', filter);
+    // Refresh data when filter changes
+    this.fetchChartData();
+  }
+
+  // Handle layer filter changes
+  onLayerFilterChange(filter: any): void {
+    console.log('Layer filter changed:', filter);
+    // Refresh data when filter changes
+    this.fetchChartData();
+  }
+
+  // Handle multiselect changes
+  onMultiSelectChange(filter: any, option: string, event: any): void {
+    const checked = event.target.checked;
+    
+    // Initialize filter.value as array if it's not already
+    if (!Array.isArray(filter.value)) {
+      filter.value = [];
+    }
+    
+    if (checked) {
+      // Add option to array if not already present
+      if (!filter.value.includes(option)) {
+        filter.value.push(option);
+      }
+    } else {
+      // Remove option from array
+      filter.value = filter.value.filter((item: string) => item !== option);
+    }
+    
+    // Refresh data when filter changes
+    this.fetchChartData();
+  }
+
+  // Handle date range changes
+  onDateRangeChange(filter: any, dateRange: { start: string | null, end: string | null }): void {
+    filter.value = dateRange;
+    // Refresh data when filter changes
+    this.fetchChartData();
+  }
+
+  // Handle toggle changes
+  onToggleChange(filter: any, checked: boolean): void {
+    filter.value = checked;
+    // Refresh data when filter changes
+    this.fetchChartData();
+  }
+
+  // Toggle multiselect dropdown visibility
+  toggleMultiselect(filter: any, context: string): void {
+    const filterId = `${context}-${filter.field}`;
+    if (this.isMultiselectOpen(filter, context)) {
+      this.openMultiselects.delete(filterId);
+    } else {
+      // Close all other multiselects first
+      this.openMultiselects.clear();
+      this.openMultiselects.set(filterId, context);
+      
+      // Add document click handler to close dropdown when clicking outside
+      this.addDocumentClickHandler();
+    }
+  }
+
+  // Add document click handler to close dropdowns when clicking outside
+  private addDocumentClickHandler(): void {
+    if (!this.documentClickHandler) {
+      this.documentClickHandler = (event: MouseEvent) => {
+        const target = event.target as HTMLElement;
+        // Check if click is outside any multiselect dropdown
+        if (!target.closest('.multiselect-container')) {
+          this.openMultiselects.clear();
+          this.removeDocumentClickHandler();
+        }
+      };
+      
+      // Use setTimeout to ensure the click event that opened the dropdown doesn't immediately close it
+      setTimeout(() => {
+        document.addEventListener('click', this.documentClickHandler!);
+      }, 0);
+    }
+  }
+
+  // Remove document click handler
+  private removeDocumentClickHandler(): void {
+    if (this.documentClickHandler) {
+      document.removeEventListener('click', this.documentClickHandler);
+      this.documentClickHandler = null;
+    }
+  }
+
+  // Check if multiselect dropdown is open
+  isMultiselectOpen(filter: any, context: string): boolean {
+    const filterId = `${context}-${filter.field}`;
+    return this.openMultiselects.has(filterId);
+  }
+
+  // Get count of selected options for a multiselect filter
+  getSelectedOptionsCount(filter: any): number {
+    if (!filter.value) {
+      return 0;
+    }
+    
+    if (Array.isArray(filter.value)) {
+      return filter.value.length;
+    }
+    
+    return 0;
+  }
+
+  // Clear all filters
+  clearAllFilters(): void {
+    // Clear base filters
+    if (this.baseFilters) {
+      this.baseFilters.forEach(filter => {
+        if (filter.type === 'multiselect') {
+          filter.value = [];
+        } else if (filter.type === 'date-range') {
+          filter.value = { start: null, end: null };
+        } else if (filter.type === 'toggle') {
+          filter.value = false;
+        } else {
+          filter.value = '';
+        }
+      });
+    }
+    
+    // Clear drilldown filters
+    if (this.drilldownFilters) {
+      this.drilldownFilters.forEach(filter => {
+        if (filter.type === 'multiselect') {
+          filter.value = [];
+        } else if (filter.type === 'date-range') {
+          filter.value = { start: null, end: null };
+        } else if (filter.type === 'toggle') {
+          filter.value = false;
+        } else {
+          filter.value = '';
+        }
+      });
+    }
+    
+    // Clear layer filters
+    if (this.drilldownLayers) {
+      this.drilldownLayers.forEach(layer => {
+        if (layer.filters) {
+          layer.filters.forEach((filter: any) => {
+            if (filter.type === 'multiselect') {
+              filter.value = [];
+            } else if (filter.type === 'date-range') {
+              filter.value = { start: null, end: null };
+            } else if (filter.type === 'toggle') {
+              filter.value = false;
+            } else {
+              filter.value = '';
+            }
+          });
+        }
+      });
+    }
+    
+    // Close all multiselect dropdowns
+    this.openMultiselects.clear();
+    
+    // Refresh data
+    this.fetchChartData();
+  }
 }